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3M Library Systems iRequests5 Prime iRequestsA Mindful Path, LLC iRequestsA. Daigger & Co. Search Bar YesA.G. Scientific iRequests YesA.O. Reed & Co. iRequestsAAF International iRequestsAalborg Instruments & Controls Inc. iRequestsAAPPTEC, LLC iRequests YesAB Sciex LLC iRequestsAbcam Inc. iRequests YesAbcana Industries iRequests YesAbD Serotec, Inc. Search BarAberdeen LLC iRequests YesAbgent iRequests Yes YesAboolian, Miro iRequestsAC Photonics, Inc. iRequests Yes YesAccela ChemBio iRequests YesAccurate Air Engineering, Inc. iRequests Yes YesAccurate Chemical and Scientific iRequestsAccuri Cytometers, Inc iRequests YesAce Glass Inc. iRequests YesACI Alloys, Inc. iRequests Yes YesAckerman, Eileen iRequestsAcoustical Material Services iRequests YesAction Cleaning Corporation iRequests Yes YesActive Motif iRequests Yes YesAdamec, Robert iRequestsAdcentive Group, Inc. iRequests Yes YesADInstruments iRequests YesAdvanced Circuits iRequests YesAdvanced Commmunications Cabling Co iRequests YesAdvanced HPC, Inc. iRequests Yes YesAdvanced Immunochemical, Inc. iRequestsAffymetrix Inc. Search BarAgilent Technologies - Consumables Search Bar YesAgilent Technologies - Equipment iRequests YesAgilent Technologies - Vacuum Products Division iRequestsAgiltron Inc iRequests YesAirClean Systems, Inc. iRequests YesAircraft Spruce iRequests Yes YesAJA International, Inc. iRequests YesAkbari, Shahla iRequestsAlaskan Copper & Brass Company, Inc. iRequestsAlba Racheal Araujo iRequestsAlcatel Vacuum Products, Inc. iRequests YesAldevron LLC iRequestsAlfa Aesar Search BarAll Metal Fabrication iRequests Yes YesAllcells, Inc. iRequests Yes YesAllele Biotech Punchout Yes Yes Yes YesAllied Electronics, Inc. iRequestsAllied X-Ray, Inc. iRequests YesAlltech Associates, Inc. iRequestsAlpha Diagnostic International iRequests YesAlpine Towers Int'l Inc. iRequests YesAlthor Products LLC iRequestsAmerican Cargoservice Inc. iRequests YesAmerican Chemical Society / Publications iRequestsAmerican CleanStat iRequests YesAmerican Diagnostica Inc iRequests YesAmerican Integrated Services iRequests YesAmerican Laboratory Products Co (ALPCO) iRequests YesAmerican Paper & Plastics, Inc. iRequestsAmerican Peptide Company, Inc. iRequests Yes YesAmerican Precision Dicing, Inc. iRequests Yes YesAmerican Radiolabeled Chemicals Inc. iRequests YesAmerican Technologies, Inc. iRequests YesAmico Scientific Corp. iRequests Yes YesAmresco, Inc. iRequests YesAnalytical Scientific Instruments, Inc. iRequests Yes

SUPPLIER TYPE

MARKETPLACE SUPPLIERS (updated 1.18.2012)

Analyze Direct iRequests YesAnaspec Incorporated Search Bar Yes YesAndrade, Jessica iRequestsAnton-Mendez, Maria Ines iRequestsAny Budget Printing iRequests YesApplied Biosystems Search Bar YesApplied Energy Systems, Inc. iRequests YesApplied Instruments iRequests YesApplied Precision, Inc. iRequests YesAppro iRequests Yes YesAquafauna Bio Marine, Inc. iRequests YesAquaneering iRequests YesAquaSolver LLC / AquaFinn LLC iRequestsAquatic Habitats iRequestsAranda, Maria P. iRequestsArbon Equipment Corporation iRequestsArchisand Professional Sand Sculptors, Inc iRequestsAremco Products, Inc. iRequests Yes YesArgutus Medical LTD iRequestsArista Networks, Inc iRequests Yes YesArt D. Nielsen Painting, Inc iRequestsArt Optical Contact Lens, Inc. iRequestsArthrex, Inc. iRequestsAssay Development Shared Resource Facility (Sanford Burnham) iRequestsAssociates of Cape Cod iRequests YesATCC Search BarAtlanta Light Bulbs, Inc. iRequestsAtlas Construction Supply, Inc. iRequests Yes YesAudio Visual Innovations, Inc. (AVI-SPL) iRequestsAurora Scientific, Inc. iRequests YesAutoMate Scientific Inc. iRequests Yes YesA-VAC Industries, Inc. iRequests Yes YesAvanti Polar Lipids Inc Search Bar YesAvaya, Inc. iRequestsAves Labs Inc. iRequestsAviva Systems Biology Corp. iRequestsAxxora LLC iRequests Yes YesAzco Biotech, Inc. iRequests YesB&H Foto & Electronics Corp. iRequestsBachem Americas, Inc. iRequests Yes YesBackstage Library Works iRequests Yes YesBacpac Resources iRequests YesBalboa Transportation Services iRequests Yes YesBamboo Star Studios iRequestsBarrett Engineered Pumps iRequests Yes YesBatj Inc. iRequests YesBattery Specialties iRequests Yes YesBauer , Katherine iRequestsBD Biosciences Search Bar YesBeckman Coulter, Inc. Search Bar YesBejarano, Anabel iRequestsBenner, Thomas iRequestsBernell iRequests Yes YesBest Plumbing Specialties, Inc iRequests YesBethyl Laboratories Inc. Search Bar YesBioAssay Systems, LLC iRequestsBioChain Institute Inc. iRequests Yes YesBioDesign Inc. of New York iRequestsBioExpress Search Bar Yes YesBioLegend Search Bar Yes Yes Yes YesBioline USA, Inc iRequests YesBio-Medical Instrument Services of San Diego iRequests YesBiomedical Research Instruments Inc. iRequests YesbioMerieux, Inc. iRequestsBiomiga iRequests YesBiomyx, Inc. iRequests YesBiopeptide Company iRequests YesBioPhysics Assay Laboratory, Inc. (BIOPAL) iRequestsBiopioneer iRequests YesBio-Rad Laboratories Search Bar Yes Yes YesBiosearch Technologies Inc. (BTI) iRequests Yes YesBioSpec Products Inc. iRequests YesBiosure iRequests Yes YesBiosurplus iRequests Yes YesBiotage, Inc. iRequestsBiotechnical Services Inc iRequests YesBiotium, Inc. iRequests YesBioVision, Inc. iRequests YesBioWorld Search Bar

Bird Rock Systems, Inc. iRequests Yesbkm OfficeWorks Punchout Yes Yes YesBodman Industries iRequestsBoot World, Inc. iRequests Yes YesBPS Bioscience, Inc. iRequests YesBraintree Scientific Inc. Search BarBreakOut Creative Company iRequests YesBrodhead Steel Products Co. iRequests YesBrothers Optical Laboratory Inc iRequests YesBrown, Manuelita iRequestsBruijn, Lucie iRequestsBruker Biospin Corp iRequestsBuaas & Associates iRequestsBulbtronics Inc. - $50 Order Minimum iRequests YesBullen Midwest DBA Nuance Solutions iRequests YesButler Schein Animal Health iRequestsBuul, Abdimalik iRequestsByrd, Christopher iRequestsC & H Machine, Inc. iRequests Yes YesC.B.S. Scientific Company, Inc. iRequests Yes YesC.S. Goodale Co., Inc iRequestsCAD/Art Services, Inc iRequestsCadmus Journal Services, A Cenveo Company iRequests YesCal-Glass for Research Inc. iRequests YesCalibrate, Inc. iRequestsCalifornia Institute for Mental Health iRequestsCalifornia Ultimate Designs Inc. iRequests YesCaliper Life Sciences, Inc. iRequests YesCambridge Isotope Laboratories Inc. Search BarCardinal Health iRequestsCarestream Health, Inc. iRequestsCarl Zeiss Meditec, Inc. iRequestsCarl Zeiss MicroImaging, LLC iRequestsCarl Zeiss Microscopy, LLC. iRequestsCarolina Biological Supply Co. Search Bar YesCarroll Business Supply iRequests Yes Yes YesCascade Scientific iRequests YesCastingWords, LLC iRequestsCastle Metals iRequestsCayman Chemical Co. Search Bar YesCDWG Punchout Yes YesCED - Consolidated Electrical Distributors Inc. Search Bar Yes YesCell Applications, Inc. iRequests Yes YesCell Imaging Shared Resource Facility (Sanford Burnham) iRequestsCell Line Genetics iRequests YesCell Sciences, Inc. iRequests YesCell Signaling Technology Search Bar Yes Yes YesCellomics Inc. iRequestsCenter for Transnational Legal Studies iRequestsCentral Security Services iRequestsCH Instruments, Inc. iRequestsChandler Packaging iRequests Yes YesChedmepo Inc. iRequestsChem Impex International iRequestsChemBridge Corporation iRequests YesChemglass Life Sciences Search Bar Yes YesChesapeake Fish Company iRequests YesChester LabNet iRequests Yes YesChondrex, Inc. iRequests YesChristopher Gay Design iRequestsChroma Technology Corp. iRequests YesClark Security Products Inc. iRequests YesClassic Party Rentals iRequests YesClassique Eyewear iRequests YesClayborn Lab iRequests YesClean Environments iRequests YesClean Rooms West, Inc. iRequests Yes YesCleanSource, Inc Search Bar Yes Yes Yes YesClearstory Production, LLC iRequestsClinical Investigation CORE Facility (CFAR) iRequestsClontech Laboratories, Inc. Search Bar YesCMA Micordialysis iRequestsCNB Design & Upholstery iRequestsCoach America iRequestsCocalico Biologicals, Inc. iRequestsCoherent Inc. iRequests YesColamarino, Sophia Alison iRequestsCold Spring Harbor Laboratory Press iRequestsCole-Parmer Instrument Company Search Bar

Community Counselling Service Co., LLC iRequestsCompetitive Aquatic Supply iRequests YesComplete Genomics iRequests YesCompressed Air Systems Engineering iRequests Yes YesCompumedics USA INC iRequestsCondenser and Chiller Services Inc. iRequests Yes YesContinental Laboratory Products iRequests YesCopy Cove of La Jolla, Inc. iRequests YesCOR Security, Inc. iRequests YesCore Bio Services Search Bar Yes YesCORE For Micro Imaging Facility (VMRF) iRequestsCorgenix Inc iRequestsCorlett, James iRequestsCor-O-Van Secure Destruction, Inc. iRequests YesCorporate Logo Wear iRequestsCorte Instruments iRequests YesCosmo Bio USA iRequests Yes YesCottonwood Electric Cart Service, Inc. iRequests Yes YesCovance Research Products, Inc. Search BarCowan, Frank iRequestsCPI International iRequests Yes YesCQuential Solutions iRequests YesCR Baseball iRequests YesCreative Keepsakes Photography iRequestsCrescent Chemicals iRequestsCrucial Technology iRequestsCryotech International, Inc. iRequests YesCrystal Chem Inc. iRequests YesCSU Fullerton - Auxiliary Services Corporation iRequestsCustom Binding Products iRequests Yes YesCustom Coffee Plan Search Bar Yes Yes YesCustom Logos iRequests YesCuttingedge Ions iRequests YesCVI Melles Griot iRequestsDako North America, Inc. Search Bar YesDatalink Corporation iRequests YesDaves Sport Sales and Screenprinting iRequests YesDeaf Community Services of San Diego, Inc. iRequestsDell Punchout Yes YesDeLong, Hal iRequestsDelphi Genetics Inc. iRequestsDemco iRequests YesDenton Vacuum, LLC iRequests YesDenville Scientific Search Bar YesDeweyl Tool Company, Inc. iRequests Yes YesDHF Technical Products iRequestsDiagnostic Instruments Inc. iRequestsDiagnostica Stago iRequests YesDiamond Environmental Services, LP iRequestsDiapharma Group Inc. iRequests YesDiego & Son Printing, Inc. iRequests Yes YesDigiKey Corp. Punchout Yes Yes YesDigital Mud Studio iRequests YesDinwiddie, Julia iRequestsDionex Corporation iRequests YesDisco Hi-Tech America, Inc. iRequests YesDiscount Coolers Inc. iRequestsDiscount Lab Supplies LLC Search Bar Yes Yes Yes YesDiversified Biotech iRequests YesDixieline Lumber / ProBuild iRequests YesDoctors Foster and Smith iRequests YesDojindo Molecular Technologies, Inc. iRequests YesDoricLenses Inc. iRequestsDot Scientific, Inc Search Bar YesDotnet Tech, Inc. iRequestsDoubledecker Bus & Tours iRequestsDPA Dental Laboratory iRequestsDrapalski, Henry iRequestsDSHB-Developmental Studies Hybridoma Bank iRequestsDuniway Stockroom Corp. iRequests Yes YesDynalectric Company - San Diego iRequests YesDynamic Systems iRequests Yes YesDyno Brand iRequests Yes YesE & K Scientific Products Search Bar Yes YesEarle M. Jorgensen Company iRequests YesEastern Scientific LLC iRequests YesEB Sources, Inc. iRequests YeseBioScience Search Bar YesEdge Biosystems iRequests Yes

EdgeOne LLC dba ORE iRequestsEDM Performance Accessories iRequests YesEdmund Industrial Optics iRequestsEdTec Inc. iRequests YesEdwards Vacuum, Inc iRequestsEigenLight Corp iRequests YesElconin, Michael iRequestsElectro Scientific Industries Inc. iRequestsElectro-Cap International, Inc. iRequests Yes YesElectron Microscopy Sciences / EMS Search Bar YesElectronic Control Systems, Inc. iRequests YesElectronic Printing Solutions, LLC iRequestse-Mail Networks, Inc. iRequestsEmbiTec iRequests YesEmbroidme iRequests YesEMD Chemicals, Inc. Search Bar YeseNasco iRequests YesEnergy Beam Sciences, Inc. iRequests YesEnterprise Rent A Truck - Local San Diego Branch iRequests YesEntigrate iRequestsEnzo Life Sciences International, Inc. Search Bar YesEnzyme Research Laboratories Inc. iRequestsEpicentre Technologies Search BarEpigenDX, Inc. iRequests YesEppendorf North America, Inc. Search BarErmek, LLC iRequestsEsco Products, Inc. iRequests YesEskew Mold Shop Inc iRequests Yes YesEton Biosciences Punchout Yes Yes YesETR Associates iRequests YesEurogentec iRequests YesEwing Irrigation Products, Inc. iRequestsExalpha Biologicals iRequests YesExecutive Limousine & Sedan Inc. iRequestsExpedeon, Inc. iRequestsEY Laboratories iRequests Yes YesF & L Industrial Solutions, Inc. iRequests YesFACS Recharge CORE Facility (VMRF) iRequestsFarmers Copper iRequestsFastenal Search Bar, Punchout Yes YesFedEx Office and Print Services iRequestsFerguson Enterprises, Inc. iRequestsFermentas Search Bar YesFHC, Inc. iRequests YesFiber Instrument Sales Inc. iRequests YesFilmetrics, Inc iRequests Yes YesFine Science Tools Search Bar YesFirehawk Corporation iRequests YesFisher Clinical Services, Inc. - Drug Packaging Only iRequestsFisher Scientific Search Bar, Punchout Yes Yes YesFitzgerald Industries International, Inc. iRequests YesFivephoton Biochemicals iRequests YesFlaim, Stephen iRequestsFlexim Americas Corp iRequests YesFlow Control Industries, Inc. iRequestsFlow Cytometry Research CORE Facility (CFAR) iRequestsFlow Cytometry Shared Resource Facility (Sanford Burnham) iRequestsFloyd & Howerton Plumbing Inc iRequests YesFluidigm Corporation iRequestsFOTODYNE Incorproated iRequestsFrazee Paint iRequests YesFreedom Imaging, Inc. iRequests Yes YesFrontier Scientific Inc. iRequests YesFrost Hardwood iRequests Yes YesFunctional Genomics Shared Resource Facility (Sanford Burnham) iRequestsFuturrex, Inc iRequestsG/M Business Interiors Punchout Yes Yes Yes YesGallade Chemical, Inc. iRequests YesGame Time Sports iRequests YesGarcia-Moreno, Vicente iRequestsGarfield, Judith iRequestsGaylord Brothers iRequestsGB Sales iRequestsG-Biosciences iRequests YesGE Healthcare iRequestsGemini Bio-Products iRequests YesGene Chip Services CORE Facility (VMRF) iRequestsGene Link Inc. iRequests YesGene Tools LLC iRequests

Genefluidics iRequestsGenemed Synthesis Inc. iRequests YesGenesee Scientific Search Bar Yes YesGeneTex iRequests YesGenetic Services Inc. iRequests YesGENEWIZ, Inc iRequests Yes Yes YesGenlantis / Gene Therapy Systems iRequests Yes YesGenomatica, Inc. iRequests YesGenomics CORE Facility (CFAR) iRequestsGenScript USA Inc iRequests YesGenWay Biotech, Inc. iRequests Yes YesGeorge T. Hall Co., Inc. iRequests YesGeorge Tiemann & Company iRequests Yes YesGFS Chemicals Inc. iRequests YesGGB Industries, Inc iRequestsGilson Inc. Search Bar YesGiraldi, Katharina iRequestsGive Something Back iRequests Yes YesGlaxoSmithKline Pharmaceuticals iRequestsGleicher Enterprises iRequests YesGlen Research Corp. iRequestsGlobal Test Supply, LLC iRequests YesGlobalStem, Inc iRequests Yes YesGoettler, Roberta iRequestsGold BioTechnology Inc. iRequests Yes YesGong, Neil iRequestsGrainger Search Bar, Punchout Yes YesGrant Retail Design iRequestsGraphic Controls Corp iRequests YesGravity Design iRequestsGray Systems iRequests Yes YesGraybar Electric iRequestsGu, Yan iRequestsH&H System Integration, Inc. iRequestsHach Co iRequestsHaematologic Technologies Inc. iRequestsHaggerty Refrigeration, Inc. iRequests YesHam, Rebecca iRequestsHamann, Stephen B. iRequestsHamilton Co. iRequestsHammerlund, Blane iRequestsHampton Research Search Bar YesHardy Diagnostics Search Bar Yes YesHarvard Apparatus Inc. Search BarHaverkamp, Rita M iRequestsHawthorne Power Systems iRequests Yes YesHazard Reduction Systems, Inc. iRequestsHeidelberg Engineering Inc. iRequests YesHemostat Laboratories, Inc. iRequests YesHerman-Robbins, LLC iRequestsHernandez, Juan iRequestsHewlett-Packard Company / HP Punchout Yes Yes YesHeydari, Behnam iRequestsHigh Content Screening Shared Resource Facility (Sanford Burnham) iRequestsHistopathology Shared Resource Facility (Sanford Burnham) iRequestsHistotox Labs iRequests YesHo, Albert iRequestsHoffmeyer Co. iRequests Yes YesHofstetter, Richard iRequestsHogan, Joseph iRequestsHolte, Amy iRequestsHoriba Scientific iRequestsHorizon Computer Resource, Inc. iRequests Yes YesHotel Cleaning Services, Inc. iRequestsHowland, Lois iRequestsHyClone Laboratories Inc. Search Bar YesHydro-Scape Products Inc. iRequests Yes YesIdeal Services iRequestsIdeal Vacuum Products, LLC iRequests YesIDEX Health & Science iRequestsIdrisi, Nizar iRequestsIllumina, Inc iRequests YesImai, Kosuke iRequestsImgenex Corporation iRequests Yes YesImmunoBioScience Corp iRequestsImmunoStar, Inc. iRequests YesImmutopics International, LLC iRequestsIndustrial Metal Supply Co iRequests YesIndustrial Shoe Company iRequests Yes

INFICON Inc. iRequestsinfoGroup iRequestsInfrared Laboratories iRequests Yes YesIngersoll Rand Company iRequestsInmark, Inc. iRequestsInnotech Products, Inc. iRequestsInnovative Cell Technologies iRequests YesInnovative Research iRequests Yes YesInnovive Inc. iRequests Yes YesInstrumental, Inc. iRequestsIntavis, Inc. iRequests YesIntegrated DNA Technologies Inc. (IDT) Punchout Yes YesInterlab Services Inc iRequestsInternational Advanced Materials, Inc. iRequestsInterpreters Unlimited, Inc. iRequestsIntersect Technology Institute iRequests YesInterstate Electric Company Inc. iRequestsIntracel Resources, LLC iRequests YesInvitrogen Search Bar Yes YesInvivoGen Search Bar Yes YesIrby, John iRequestsIrvine Scientific iRequests YesISP Optics iRequests Yes YesItalian Cultural Center of San Diego iRequestsItin Scale Company iRequests YesITT Visual Information Solutions iRequestsJ & J Engineering, Inc. iRequests YesJ&M Keystone, Inc. iRequests YesJ. McNeil & Associates, Inc. iRequestsJack Savidge & Company iRequestsJackson ImmunoResearch Laboratories, Inc. Search Bar YesJameco Electronics iRequestsJasco Inc. iRequests YesJelight Company, Inc. iRequests Yes YesJencons Scientific iRequests YesJEOL USA Inc. iRequestsJH BERGE, INC iRequestsJM Web-Works LLC iRequests YesJohn B. Rudy Inc. iRequests Yes YesJohnson Controls Inc. iRequestsJohnson Thermal Systems Inc. iRequests YesJohnstone, Matthew iRequestsKamiya Biomedical Co. iRequests YesKapabiosystems Inc iRequestsKent Scientific Corporation iRequests Yes YesKevin Walsh Photography iRequests YesKilldee Scientific Glass Co., Inc. iRequests Yes YesKim Bly Photography iRequestsKim, Susan E. iRequestsKimball Physics, Inc. iRequests YesKimble Chase Life Science and Research Products LLC iRequestsKinetic Systems, Inc. iRequestsKings Glass and Screen iRequests Yes YesKIS Computer Center iRequests YesKNF Neuberger, Inc. iRequests YesKnorr Systems, Inc. iRequestsKu, YoonJung iRequestsKurt J. Lesker iRequests Yes YesKwee, Imelda iRequestsLa Jolla Biomed Consulting LLC iRequestsLa Jolla Radiology Medical Group iRequests YesLab Safety Supply Search BarLabnet International Inc. iRequestsLaboratory Corporation of America Holdings iRequestsLabTrader Scientific Equipment Inc. iRequests YesLAE Biotechnology Co., Ltd. iRequestsLaguna Scientific iRequests Yes YesLam, James iRequestsLands, Lark iRequestsLaser-One iRequests YesLau Daniels, Angela iRequestsLAUDA-Brinkmann, LP. iRequests YesLaurell Technologies Corporation iRequests YesLazar Research Laboratories Inc. iRequests YesLC Laboratories iRequestsL-com, Inc. iRequests YesLeading Edge Products, Inc. iRequestsLee, Dong Gull iRequestsLehle Seeds iRequests Yes

Leica Biosystems Richmond iRequests YesLeica Microsystems (San Jose) Corp. iRequestsLeica Microsystems Inc. iRequests YesLeinco Technologies iRequestsLenovo United States, Inc iRequestsLessard, Patricia iRequestsLeybold Vacuum Products Inc iRequestsLI-COR Biosciences, Inc. iRequestsLife Chemicals, Inc. iRequestsLifeSecure Emergency Solutions iRequestsLight Bulbs Unlimited iRequestsLightools Research iRequestsLincoln Equipment, Inc. iRequests Yes YesLintec of America, Inc. (Adv. Technologies Div) iRequestsList Biological Laboratories Inc. iRequests Yes YesLithgow Laboratory Service iRequestsLKT Laboratories iRequestsLombart Instrument iRequests YesLonza Walkersville, Inc. Search Bar YesLoTech Services LLC iRequestsLovely Photo Booths iRequestsLulu Press, Inc. iRequestsMacherey-Nagel, Inc. iRequestsMAC-MOD Analytical Inc. iRequestsManning, Chad iRequestsmariotoreroinc iRequestsMarki Microwave iRequests Yes YesMarkson Labsales iRequests YesMass Spectrometry CORE Facility (VMRF) iRequestsMaterial Support Services - Trade Street iRequestsMaterials Energy Research, Inc. / Tech Repairs iRequestsMatreya LLC iRequestsMatrix Technologies iRequests YesMatTek Corporation iRequests YesMax-R iRequests YesMays Chemical Company iRequests YesMBL International Corp. iRequests YesMcBain Instruments iRequests Yes YesMcConkey Company iRequestsMcIntyre Poultry iRequestsMcKesson Medical Surgical iRequests YesMcMaster Carr iRequestsMDC Vacuum Products, LLC iRequests YesMechanical Transmission Products, Inc. iRequestsMediatech Inc. iRequests YesMedicorp iRequestsMed-Vet International Search BarMeeting Services, Inc. iRequests YesMerck & Co., Inc. iRequestsMeridian Life Science, Inc. iRequestsMeso Scale Discovery iRequests YesMetal Edge, Inc. iRequests YesMetromedia Technologies, Inc. iRequests YesMicroarrays/QPCR Shared Resource Facility (Sanford Burnham) iRequestsMicroChem Corp iRequestsMicroLiter Analytical Supplies Inc. iRequestsMicroscan BV / Microvision Medical iRequestsMidland Certified Reagent Co. iRequests YesMidwest Scientific (MIDSCI) Search Bar YesMikron Instruments iRequests YesMiller Floors iRequestsMillipore - Upstate/Chemicon Products iRequestsMiltenyi Biotec Inc. Search BarMiltex Instrument Co. iRequestsMini Circuits-MO iRequestsMiramar Fire Equipment, Inc. iRequestsMiramar Ford Truck Sales Incorporated iRequests YesMiramar Wholesale Nurseries iRequestsMission Janitorial Supplies iRequestsMission Linen Supply Search Bar YesMission Valley Pipe and Supply, Inc. iRequests YesMitech Controls Inc. iRequests YesMitoSciences Inc. iRequests YesMitsubishi Electric & Electronics USA iRequestsMKS Instruments iRequestsMO BIO Laboratories Inc. iRequests YesModular Space Corporation iRequestsMolecular Biology CORE Facility (CFAR) iRequestsMolecular Biosciences, Inc. iRequests Yes

Molecular Research Center Inc. iRequests YesMoravek Biochemicals Inc. iRequests YesMoreDirect Inc. Punchout Yes YesMorey, Jerimiah iRequestsMoteng iRequests YesMouser Electronics iRequestsMP Biomedicals, LLC. Search Bar YesMPAK Technologies iRequests Yes YesMSC Industrial Supply Company Punchout Yes YesMuniz, Martha iRequestsMurray Consulting, Incorporated iRequestsMuscle Tissue CORE Facility (VMRF) iRequestsMWI Veterinary Supply iRequestsMyricom iRequests YesN. Glantz and Son, LLC iRequests YesNash & Associates iRequestsNash, William iRequestsNational Association For Continence iRequestsNational Bronze and Metals iRequestsNational Gym Supply, Inc iRequestsNational Instruments iRequestsNeoclone Biotechnology iRequestsNeogen Corp. iRequestsNeoparin, Inc. iRequestsNeta Scientific, Inc. Search Bar Yes Yes YesNetwork Interpreting Service, Inc iRequests YesNeuromics iRequests YesNeuStar, Inc. iRequestsNew England Biolabs, Inc. (NEB) through CORE Search Bar Yes YesNewark In One PunchoutNewmatic Engineering, Inc. iRequests YesNewport Corporation iRequests YesNeyenesch Printers Inc. iRequests YesNg, Bernardo iRequestsNielsen, Kathy (Kate) iRequestsNikon Instruments Inc. iRequestsNimblegen Systems, Inc iRequestsNOF America Corporation iRequestsNor Cal Products Inc iRequests YesNorthrop, Lynn iRequestsNova Biotech iRequests YesNovamed, Inc. iRequestsNovus Biologicals Inc. Search Bar YesNumega Resonance Labs iRequests YesOakwood Products, Inc. iRequestsOcean Bay Distributing iRequests YesOceans West Marine Industrial iRequests YesOfficeMax Search Bar, Punchout Yes YesOlympus America Inc. iRequestsOM TV Productions / Armando Garcia iRequestsOmega Engineering Inc. iRequestsOmega Scientific Inc. iRequests YesOmni International, Inc. iRequests YesOneSource Distributors iRequests YesOpen Biosystems iRequests YesOptical Society of America iRequestsOptilab, LLC (OEQuest) iRequestsOracle America, Inc. iRequestsOriGene Technologies Inc. iRequests YesOxford Biomedical Research iRequestsOz Optics iRequests YesPacific Coast Water & Filtration, LLC iRequestsPacific Ergonomics iRequests YesPacific Plumbing Specialties, Inc iRequests YesPacific Science (Div of Air Liquide HealthCare America Corp) iRequests YesPacific Southwest Lab Equipment iRequests Yes YesPacific Tugboat Service iRequestsPacific Verticals Inc. iRequests YesPacifica Glass Company iRequestsPallas, Melissa iRequestsPalomar Communications, Inc. iRequests Yes YesParadigm, Inc iRequestsParallax Inc iRequests YesParrott Screen Printing & Embroidery iRequestsPatera Design iRequestspc/nametag, Inc. iRequestsPCB Express / Sunstone Circuits iRequestsPeproTech Inc iRequests YesPepTech Corporation iRequests

Peptides International, Inc. iRequests YesPerfect Optics iRequests YesPerkinElmer Life and Analytical Sciences Search Bar YesPfaltz and Bauer, Inc. iRequestsPGC Scientifics Corp. / Best Lab Deals iRequestsPharmacy Service CORE Facility (VMRF) iRequestsPharmchem, Inc. iRequestsPhenix Research Products iRequests YesPhenomenex iRequests Yes YesPhoto Sciences, Inc. iRequests Yes YesPhotronics, Inc. iRequestsPhytoTechnology Laboratories iRequests YesPico Electronics, Inc. iRequests YesPierce Biotechnology Search Bar YesPipette.com (Accutek Labratories) iRequestsPitman Company iRequestsPlastics One, Inc. iRequests YesPlastifab San Diego iRequests Yes YesPoly LC Inc. iRequestsPolyPeptide Laboratories iRequests Yes YesPolysciences, Inc. Search Bar YesPort Plastics iRequestsPorvair Filtration Group iRequestsPost Haste Mailing Services iRequests YesPost Sport Fencing, Inc. iRequestsPrecision 4 Swiss iRequests YesPrecision Dynamics Corp iRequestsPrecision Power International, Inc. iRequests YesPREMIER Biosoft International iRequests Yes YesPremier Laboratory, LLC iRequests YesPrinceton CryoTech, Inc. iRequests YesPrinceton Separations iRequests YesPrinter and Toner Services iRequests YesPritchett, Joyce iRequestsPro Tech Insulation, Inc. iRequests YesProcess Materials, Inc. iRequests YesProfessional Hospital Supply, Inc. (PHS) Search Bar Yes YesProjector Doctor, Inc. iRequests Yes YesProMab Biotechnologies, Inc. iRequests YesPromega Corporation Search BarProSci Incorporated iRequests YesProSpec-Tany TechnoGene Ltd iRequestsProstate Tissue Research CORE Facility (VMRF) iRequestsPro-Tech Audio Video L.L.C. iRequestsProtein Production & Analysis Shared Resource Facility (Sanford Burnham) iRequestsProteinSimple iRequests YesProteomics Shared Resource Facility (Sanford Burnham) iRequestsProvac Sales, Inc. iRequests Yes YesPTB Sales, Inc. iRequests YesPublic Library of Science iRequestsPuretec Industrial Water iRequests Yes YesPVA TePla America, Inc. iRequests YesPyeritz, Reed iRequestsQA-Bio, LLC iRequests Yes QED Bioscience Inc. iRequests YesQF Incorporated iRequestsQIAGEN, Inc. Search Bar Yes YesQosina Corp. iRequestsQuality Biological, Inc. Search Bar YesQuality Refrigeration iRequests Yes YesQuanta BioDesign, Ltd. iRequestsQuexion LLC iRequestsQuidel Corporation iRequests Yes YesQuintero's Electric, Inc. iRequests YesQuip Laboratories, Inc. iRequestsR&D Systems, Inc. Search BarR.J. Safety Supply Co., Inc. iRequests Yes YesRadnoti Glass iRequests YesRainin Instrument, LLC Search Bar YesRave Computer Association, Inc. iRequests YesRazel Scientific Instruments Inc. iRequestsRead&Co iRequests YesRecall Secure Destruction iRequestsReed, Amy iRequestsreEvolution marketing iRequestsRegal Piedmont Plastics, LLC iRequestsRegala Studio iRequestsRegis Technologies, Inc. iRequestsReliable Pipe Supply, Inc. iRequests Yes Yes

Remel Inc. iRequestsResearch 87, Inc. iRequests YesResearch Catalysts, Inc. iRequestsResearch Organics Inc. iRequestsRetrogen Search Bar Yes Yes YesRichard Allan Scientific Co iRequests YesRichardson, Patricia iRequestsRidout Plastics Co., Inc. iRequests Yes YesRigdon, Bradley iRequestsRobert Half International iRequestsRoberts, Robert iRequestsRobertstelmer Media iRequestsRobitaille, Stella iRequestsROBOZ Surgical Instrument Co. iRequestsRoche Diagnostics Search Bar Yes Yes YesRockland Immunochemicals Inc. iRequestsRocky Mountain Diagnostics iRequests YesRoesch, Scott iRequestsRolls Reutz, Jennifer A iRequestsRomero, Diana iRequestsRoofing Wholesale Co., Inc. iRequestsRPI Corp. Search BarRueth, Timothy iRequestsRuiz, Laura iRequestsRyan Scientific, Inc. iRequests YesSamuel, Son and Co Engineered Metals iRequestsSan Diego Blood Bank iRequests YesSan Diego Copiers iRequests YesSan Diego Fluid System Technologies (Swagelok) iRequests Yes YesSan Diego Instruments, Inc. iRequests YesSan Diego Plastics iRequests Yes YesSan Diego Restaurant Supply iRequests YesSan Diego Rotary Broom Co., Inc. iRequests YesSan Diego Shade & Linoleum Inc iRequests YesSan Diego X-Ray iRequests YesSanofi Pasteur iRequestsSANS Institute iRequestsSanta Cruz Biotechnology Inc. iRequests YesSarstedt Inc. Search BarSartorius Corporation iRequestsScienCell Research Laboratories iRequests Yes YesScientific Instrument Services Inc. iRequestsSciQuest, Inc. iRequestsSCRIP-SAFE International iRequestsScytek iRequestsSDcom iRequestsSea-Bird Electronics iRequestsSears Commercial iRequestsSegal, Zindel iRequestsSemi Test Solutions USA iRequests YesSequenom, Inc. iRequests Yes YesSeqxcel iRequests Yes ServerCare, Inc iRequestsServpro of La Jolla iRequests Yes Sew Sporty iRequests YesSGE, Inc. iRequestsShakespeare Writes iRequestsShaw Contract Group iRequestsShepherd Specialty Papers, Inc. iRequestsSherwin Williams/ Proline Paint Co. iRequestsSHI (Software House International) Punchout YesShoberCo, Inc. iRequestsSiemens Water Technologies Corp. iRequestsSigma-Aldrich, Inc. Search Bar Yes Silagy, Andrew iRequestsSilicon Quest International Incorporated iRequests YesSilver Age Yoga Community Outreach, Inc. iRequestsSimonsen Laboratories iRequests YesSinger Instrument Co Ltd iRequestsSiskiyou Corporation iRequests YesSlushee-USA iRequestsSmileMakers iRequests YesSmiths Medical Surgivet iRequestsSociety of Photo-Optical Instrumentation Engineers iRequests Yes Solar Turbines Incorporated iRequests Yes Solulink, Inc. iRequestsSOS Printing, Inc. iRequests YesSound Therapies, Inc. iRequestsSouth Bay Communtiy Services iRequests

South Coast Anesthesia, LLC iRequestsSouthern Biotechnology Associates, Inc. iRequestsSouthern California Air Conditioning Supply Co Inc iRequests YesSouthern California Plating Co. iRequests Yes Southwest Imaging, Inc. iRequests Yes Sowers, Loretta iRequestsSpacelabs Healthcare iRequestsSpach Optics Inc. iRequestsSpearHall Communications, Inc. iRequestsSpectrum Laboratory Products, Inc. Search Bar Yes Yes Yes YesSpherotech Inc. iRequestsSPI Supplies (Structure Probe Inc.) iRequests YesSpratt, Gary iRequestsStaff Pro Inc. iRequestsStandlee, Mark iRequestsStanford Research Systems Inc. / SRS iRequests YesStarna Cells Inc. iRequests YesState Chemical Manufacturing iRequestsStatlab Medical Products iRequestsSteel Surf Studio iRequestsStemCell Technologies Inc. Search BarStemgent iRequests Yes Stericycle, Inc. iRequestsSterilizer Technical Specialists Inc iRequests Yes YesSteris Corp. iRequestsStevens Global Logistics, Inc iRequests YesStoelting iRequestsSTORE Search Bar Yes YesStrata Medical iRequests YesStrategic Biosolutions iRequestsStrem Chemicals, Inc. Search BarStruers Inc. iRequestsSun Graphics Inc. iRequests YesSun Microsystems, Inc. iRequests Yes Sunbelt Publications iRequests Yes SuperArray Bioscience Corporation iRequestsSuperShuttle / ExecuCar iRequestsSurepure Chemetals iRequests Yes Sutter Instrument Co. iRequests Yes YesSycon Instruments iRequestsSyd Labs, Inc iRequestsSynaptic Systems GmbH iRequestsSynovis Micro Companies Alliance, Inc. iRequests YesSystem Biosciences (SBI) iRequests YesTalley Inc iRequests Yes YesTasc LLC iRequestsTCI America Search Bar Yes YesTE Technology, Inc iRequestsTechne Inc. iRequests YesTechnical Safety Services Inc. iRequests Yes YesTechnical Sales Solutions, LLC iRequests YesTechnology Integration Group (TIG) Punchout Yes Yes YesTed Pella Inc. iRequests Yes YesTefLabs iRequestsTeknova iRequests YesTeledyne Benthos iRequestsTeledyne Impulse iRequests YesTeqcom Industries, Inc. iRequests Yes YesTexas Measurement, Inc. iRequestsThe Baker Company, Inc. iRequests YesThe Cawley Company iRequestsThe Floral Department iRequestsThe Gel Company iRequests YesThe Mathworks iRequestsThe Measurement Factory, Inc. iRequestsThe Micromanipulator Co., Inc. iRequestsThe Party Staff, Incorporated iRequestsThe Red Fox Tails iRequestsThe Remi Group, LLC iRequests YesThe Science Network iRequestsThe Valve Shop iRequests Yes YesThermo Electron North America LLC iRequestsThermX Southwest iRequests Yes Thinky USA, Inc iRequests Yes Thorlabs Search BarTIB Molbiol, LLC iRequestsTIDI Products iRequests YesTigerdirect, Inc. iRequests YesTitanium USA Corporation iRequests Yes

Toho Technology Corporation iRequestsTolman, Maria A. iRequestsTopoGEN Inc. iRequestsToronto Research Chemicals Inc. iRequestsTorres, Salvador iRequestsTorrey Pines Biolabs Inc. iRequestsTosoh Bioscience iRequests YesToucaned Inc iRequests Yes YesToxin Technology Inc. iRequestsTran, ThucDoan iRequestsTrane U.S. Inc. iRequestsTransene Company, Inc. iRequests YesTransgenomic Inc. iRequests YesTranslationsal Virology CORE Facility (CFAR) iRequestsTransnetyx, Inc. iRequests YesTrevigen Inc. iRequests YesTri-Best Visual Display Products iRequests YesTrinos Vacuum System Inc. iRequests YesTrion Technology, Inc. iRequests YesTritech Research Inc. iRequests YesTriton Resource - San Diego Supercomputer Center (UCSD) iRequestsTrotter, Alexander iRequestsTube Service iRequests YesTusinski, Henry iRequestsU.S. Foodservice, Inc iRequestsUCSD Academic Computing & Media Services (ACMS) iRequestsUCSD Biomedical Genomics Library (BIOGEM) iRequestsUCSD BOOKSTORE Search Bar YesUCSD Campus Research Machine Shop (CRMS) iRequestsUCSD FLEET SERVICES iRequests YesUltrasil Corporation iRequests YesUltron Systems, Inc iRequests YesULVAC Technologies, Inc. iRequestsUnion Electric Motor Service iRequests Yes YesUnited Chemical Technologies Inc. (UCT, LLC) iRequestsUnited States Biological iRequests YesUniversal Quartz, Inc. iRequests Yes YesUniversity of Iowa - Dr. Vicki Grassian Laboratory iRequestsUniversityWafer iRequestsUrban Legend Design iRequestsUSA Scientific Search BarUSENIX Association iRequestsUVP Inc. iRequests YesVacumed iRequests Yes YesValuegene Punchout Yes Yes Yes Van Fleet & Associates iRequestsVarian Inc. iRequests Yes Vector Laboratories Search Bar Yes YesVernier Software & Technology iRequests YesVetStats CORE Facility (VMRF) iRequestsViagen Biotech, Inc. iRequests YesVining, Michael iRequestsViral Vectors Shared Resource Facility (Sanford Burnham) iRequestsViroGen iRequestsVisual Asylum iRequests YesV-Labs Inc. iRequests YesVoice and Video Rentals iRequestsVWR International Search Bar, Punchout Yes Yes YesWaco Associates Inc. iRequestsWako Chemicals USA, Inc. iRequestsWalsh, Livia iRequestsWaterline Technologies, Inc. iRequests YesWaters Technologies Corporation Search BarWaxie Sanitary Supply Search Bar Yes Yes YesWenesco, Inc. iRequestsWenk-Wolff, Kai iRequestsWerth Sanitary Supply Co., Inc. iRequests YesWESCO Distribution, Inc. iRequests YesWest Bond, Inc. iRequests Yes YesWest Marine / Port Supply Search Bar YesWestern Analytical iRequests Yes YesWhat's New Inc. iRequests YesWikiWorks iRequestsWilmad-LabGlass iRequestsWilson Ophthalmic Corporation iRequests YesWolfram Research Inc iRequestsWorld Precision Instruments Inc. Search Bar YesWorthington Biochemical Corp. Search Bar YesWright, Kathy iRequests

Xerox Corporation iRequestsXerox Direct iRequestsxRez Studio, Inc. iRequests YesYamada Enterprises iRequests YesYerkes National Primate Research Center (Emory University) iRequestsZappia's Restaurant Equipment iRequestsZen-Bio Inc. iRequests YesZyagen iRequests Yes YesZymo Research Corporation Search Bar Yes Yes