Red Hat,Inc. hereby certifies that

CLARK O. MERCERhas successfully completed all the program requirements and is certified as a

RED HAT CERTIFIED SYSTEM ADMINISTRATOR

Red Hat Enterprise Linux 7

RANDOLPH. R. RUSSELL

DIRECTOR, GLOBAL CERTIFICATION PROGRAMS

2017-09-01 - CERTIFICATE NUMBER: 170-209-571

Copyright (c) 2010 Red Hat, Inc. All rights reserved. Red Hat is a registered trademark of Red Hat, Inc. Verify this certifi cate number at http://www.redhat.com/training/certifica tion/verify

Clark O Mercer

COMP001002005369

November 06, 2015

Code: YLX8D3MEL3QQ23Z4Verify at: http://verify.CompTIA.org

SUSE Linux Enterprise Server 11

Clark Mercer

November 9, 2015

Satya NadellaChief Executive Officer

Microsoft Certified IT Professional

Part No. X18-83691

CLARK O MERCERHas successfully completed the requirements to be recognized as a Microsoft® Certified IT Professional:Enterprise Administrator on Windows Server 2008.

Date of achievement: 04/23/2010

Certification number: C653-4612

Satya NadellaChief Executive Officer

Microsoft Certified IT Professional

Part No. X18-83691

CLARK O MERCERHas successfully completed the requirements to be recognized as a Microsoft® Certified IT Professional:Server Administrator on Windows Server 2008.

Date of achievement: 05/02/2013

Certification number: E255-1460

MICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IED

MICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IEDPROFESSIONALMICROSOFTCERTIF IED

M I C R O S O F T C E R T I F I C A T E O F E X C E L L E N C E

Steven A. BallmerChief Executive Offi cer

CLARK O MERCER

Has successfully completed the requirements to be recognized as aMicrosoft® Certified Systems Engineer on Microsoft Windows® Server™2003

Clark O Mercer

COMP001002005369

September 30, 2015

Code: Y4CWHPYML3Q4QWYLVerify at: http://verify.CompTIA.org

Clark O Mercer

COMP001002005369

November 30, 2007

Code: 47KQ51RDFPVQS4S8Verify at: http://verify.CompTIA.org

Clark O Mercer

COMP001002005369

August 27, 2014

EXP DATE: 08/27/2020

Code: 1GK691DJFPQQ2WYVVerify at: http://verify.CompTIA.org

Clark O Mercer

COMP001002005369

March 11, 2005

Code: EGE7PDDJH3RE5EZHVerify at: http://verify.CompTIA.org

Clark O Mercer

COMP001002005369

August 27, 2014

EXP DATE: 08/27/2020

Code: JJPB2PEL0PQE1GYBVerify at: http://verify.CompTIA.org

Clark O Mercer

COMP001002005369

October 31, 2003

Code: XGM9KCFJPDQ4KDD3Verify at: http://verify.CompTIA.org

Clark O Mercer

COMP001002005369

August 27, 2014

EXP DATE: 08/27/2020

Code: YRNCN91BXLV1C15DVerify at: http://verify.CompTIA.org

Satya NadellaChief Executive Officer

Microsoft Certified Technology Specialist

Part No. X18-83695

CLARK O MERCERHas successfully completed the requirements to be recognized as a Microsoft® Certified TechnologySpecialist: Windows Server 2008 Active Directory, Configuration.

Date of achievement: 04/21/2010

Certification number: C653-4609

Satya NadellaChief Executive Officer

Microsoft Certified Technology Specialist

Part No. X18-83695

CLARK O MERCERHas successfully completed the requirements to be recognized as a Microsoft® Certified TechnologySpecialist: Windows Server 2008 Network Infrastructure, Configuration.

Date of achievement: 04/21/2010

Certification number: C653-4610

Satya NadellaChief Executive Officer

Microsoft Certified Solutions Associate

Part No. X18-83698

CLARK O MERCERHas successfully completed the requirements to be recognized as a Microsoft® Certified SolutionsAssociate: Windows Server 2008.

Date of achievement: 04/16/2012

Certification number: D715-0647