Leadership Team

Leadership Team

Matrix Service Company

Hewitt-John-R
John R. Hewitt
President and Chief Executive Officer
Close

John R. Hewitt, age 61, was appointed as President and Chief Executive Officer and as a director of the Company in May 2011. Mr. Hewitt has spent his entire career in the engineering, procurement, and construction industry. Prior to joining Matrix in May 2011, Mr. Hewitt worked for approximately 25 years for various operating businesses of Aker Solutions ASA (“Aker”) and its predecessor companies, which provide engineering and construction services, technology products, and integrated solutions to the energy and process industries worldwide. Up until his appointment with the Company, Mr. Hewitt served as Vice President of Aker Solutions, where he was responsible for providing executive oversight on major capital projects in the power and liquefied natural gas industries. He also served as President, United States Operations at Aker Solutions E&C US, Inc. from 2007 to 2009 where he was responsible for managing all construction services in North America. Prior to that, he served as President of Aker Construction Inc. where he had full profit and loss responsibility for a multi-disciplined direct hire industrial construction business operating throughout North America. Mr. Hewitt holds a finance degree from Stetson University and an engineering degree from the Florida Institute of Technology. Mr. Hewitt is a member of the board of directors of Junior Achievement of Oklahoma, the Tulsa Area United Way, the Tulsa Area Salvation Army and the Philbrook Museum of Art. Mr. Hewitt also serves as an executive board member of the Tulsa Regional Chamber of Commerce.

As the current President and CEO of the Company, Mr. Hewitt provides a management representative on the Board with extensive knowledge of day-to-day operations. As a result, he can facilitate the Board’s access to timely and relevant information and its oversight of management’s strategy, planning and performance. In addition, Mr. Hewitt brings to the Board considerable management and leadership experience, extensive knowledge of the energy industry and our business, and significant experience with mergers and acquisitions.

Alan Updyke
Alan Updyke
Chief Operating Officer
Close
Alan Updyke is the Chief Operating Officer as Matrix Service Company. Prior to this position, Mr. Updyke served as Operations President, Matrix Service Company. Before that, he served subsidiary Matrix Service Inc. in multiple capacities-- most recently as President from February 2018 to September 2019. Prior to his presidency, he was the Senior Vice President, Operations for all Matrix Service Inc. operating divisions throughout the U.S. and Canada including Estimating, Project Controls, Business Development and Craft Recruiting. He joined Matrix Service Inc. as Vice President of Construction in July 2012. Before joining Matrix Service Inc. Mr. Updyke spent 17 years with Brinderson, most recently as President of Western Operations. In that role, Mr. Updyke was responsible for providing strategic leadership and management direction to four regional offices and all major capital construction projects. Before that, Mr. Updyke served in various management positions with Brinderson including Chief Operating Officer, Executive Vice President, Vice President of Construction, and Vice President of Business Development. Previous to that, Mr. Updyke held the General Managers position for Turner Industries overseeing West Coast Operations.
Kevin Cavanah
Kevin S. Cavanah
Chief Financial Officer
Close
Kevin S. Cavanah has served as Chief Financial Officer since December, 2010. Mr. Cavanah served as Vice President, Accounting and Financial Reporting from August 2007 to December 2010 and as Controller from April 2003 to August 2007. Prior to joining the Company, Mr. Cavanah served as an Accounting Manager for Williams Communications from 2001 to 2003 and as an Accounting Manager for The Williams Companies from 1998 to 2001. Prior to joining Williams Companies, Mr. Cavanah served as an Audit Manager for Ernst & Young LLP. Mr. Cavanah has a Bachelor of Science Degree in Business Administration in Accounting from the University of Arkansas and is a member of Financial Executives International.
Nancy Austin
Nancy E. Austin
Vice President and Chief Administrative Officer
Close

Nancy E. Austin is Vice President and Chief Administrative Officer for Matrix Service Company, with responsibility for leading our Human Resources, Training and Development, and Corporate Marketing divisions. She previously served as Vice President, Strategic Services and Administration, with responsibility for these same areas.

Mrs. Austin served as Vice President, Human Resources, from January 2006 to August 2016 and as Director of Human Resources from September 2000 to January 2006. Prior to joining the Company, Mrs. Austin worked for TV Guide, Samson Resources and Villareal & Associates specializing in human resource management, employee relations, and consulting.

Mrs. Austin holds a Bachelor of Science Degree in Political Science from Oklahoma State University and is a certified Professional in Human Resources (PHR). She is also a member of the Society for Human Resources Management, World-at-Work and Tulsa Area Human Resources Association.

D. Quinton Beasley
D. Quinton Beasley
Vice President, Accounting
Close
Quinton Beasley serves as Vice President, Accounting for Matrix Service Company.  He joined Matrix Service Company in 2005 as the Director of Accounting and was promoted to the Company's Controller position in 2010.  Mr. Beasley began his career as an auditor for Ernst & Young and subsequently gained considerable experience with The Williams Companies, WilTel and Phillips Petroleum prior to joining Matrix. Mr. Beasley is a Certified Public Accountant. He graduated from the University of Arkansas.
RickJ. Bennett
Rick J. Bennett
Vice President and Chief Information Officer
Close

Rick J. Bennett joined Matrix Service Company as Vice President and Chief Information Officer in 2014. Prior to Matrix, Rick served ten years as the Chief Information Officer at T.D. Williamson based in Tulsa, Oklahoma. His past professional achievements include Information Technology leadership positions at Blue Cross Blue Shield of Oklahoma, Blakely Crop Hail Insurance, National Farmers Organization, Taylor Ball Construction Management and The Principal Financial Group.

He earned his Masters of Energy Business (MEB) degree from The University of Tulsa, has obtained an Executive Certificate from the Massachusetts Institute of Technology (MIT) Sloan School of Management, and achieved his Bachelors of Business from Western Illinois University majoring in Management Information Systems and minoring in Computer Science. Early in his career, he served in the United States Navy as an Interior Communications Electrician. A father of three, Bennett serves as past-Chairman of the Board for Junior Achievement of Eastern Oklahoma and the Deans Council for Northeastern State University College of Business and Technology.

Melissa K. Gilliland
Melissa K. Gilliland
Vice President, Human Resources
Close
Melissa K. Gilliland serves as Vice President, Human Resources for Matrix Service Company. Ms. Gilliland joined Matrix Service Company in 2001 as a Human Resources Administrator and since then has served as Corporate Human Resources Manager from 2003 -2011 and Director, Human Resources from 2011 – 2019. Ms. Gilliland holds a Bachelor of Science in Business Administration and a Master of Arts in Industrial/Organizational Psychology, both from the University of Tulsa. She also holds certifications as a Professional in Human Resources (PHR) and SHRM Certified Professional (SHRM-CP). Last, Ms. Gilliland is a member of SHRM, World at Work and the Tulsa Area Human Resources Association.
Justin Sheets
Justin D. Sheets
Vice President, Legal and Risk Management
Close

Justin Sheets has served as Vice President, Legal and Risk Management since October of 2014. Since joining Matrix Service Company in 2010, Mr. Sheets has served as Sr. Director, Legal and Risk Management; Director, Risk Management; and Sr. Counsel. Prior to Matrix Service Company, Mr. Sheets worked with Conway, McKenzie and Dunleavy in New York consulting with construction clients with a primary focus on mergers and acquisitions, restructuring and liquidations.

Mr. Sheets holds a Bachelor of Science Degree in Environmental Health and Safety Sciences from Indiana State University and a Juris Doctorate from the University of Tulsa. Mr. Sheets has received his Construction Risk and Insurance Specialist certification. He is a member of the New Jersey Bar Association, Association of Corporate Counsel and the International Risk Management Institute.

Matrix PDM Engineering

Glyn Rodgers
Glyn Rodgers
President
Close
Glyn Rodgers is President, Matrix PDM Engineering. Prior to his presidency, Mr. Rodgers joined division Matrix Service in January 2018 as Vice President, Strategic Development. Prior to joining Matrix, Mr. Rodgers spent over 4 years with IHI E&C International. He was instrumental in its establishment and as president, provided leadership and direction of the Houston-based operation which specializes in the engineering, procurement, construction and commissioning of LNG and downstream capital projects. Before that, Mr. Rodgers held various leadership positions with Kvaerner Americas Inc., Aker Solutions Americas Inc., and Aker Solutions. He has extensive profit and loss experience in the execution of large EPC lump sum and midsize to small modification projects.
Kenneth L. Erdmann, P.E.
Kenneth L. Erdmann, P.E.
Senior Vice President
Close
Senior Vice President Ken Erdmann holds a Bachelor of Science in Aeronautical and Astronautical Engineering from Purdue University (1990) and a Masters Degree in Civil Engineering from Oklahoma State University. Ken's engineering expertise has focused primarily in civil and structural engineering disciplines with emphasis in computer methods of structural analysis. As the first design engineer hired by Matrix PDM, Ken has over 20 years of experience with the Company. At Matrix PDM he has held positions of Design Engineer (1991-1995), Director of Engineering (1995-2011), Vice President of Engineering (2011-2016), and Senior Vice President (current). In these roles Ken has implemented new computer systems, led new product development and provided strategic planning for the company's engineering services. In industry, Ken has served on various American Petroleum Institute (API) committees and task groups for over 15 years. Under the API Committee on Refinery Equipment, Ken has chaired the manufacturer's and contractor's group and was recently named Chairman of the Design Subgroup for aboveground storage tanks. Ken has 56 professional engineering licenses throughout North America and is the named inventor for various Matrix patents.
Vikas Moharir
Vikas Moharir
Vice President of Business Development & Strategy
Close
Vikas Moharir brings 35 years of on-the-job experience in a wide range of industries including engineering, construction, operations and maintenance. Prior to joining Matrix in 2020, Vikas served as president of the Downstream and Chemical Business for Pyramid E&C LLC. Before that, he spent 7 years as Senior Vice President of Global Business Development for Downstream Refining at Wood Group Mustang and 4 years as president of JBEK. Vikas is fluent in 6 languages and holds a position on the Advisory Board for the Construction Industry Institute. Vikas holds a Master of Science in Chemical Engineering and Developmental Studies from the Imperial College of Science and Technology in London.

Matrix Service Inc.

Brad Rinehart
Brad Rinehart
President
Close
Brad Rinehart is President of Matrix Service. Prior to his current presidency, Mr. Rinehart served as President of Matrix PDM Engineering from December 2016 to September 2019. He also served as Vice President of Matrix Service from May 1997 to December 2016; Regional Manager – Michigan Region from April 1991 to April 1997; Operations Manager – Michigan Region from January 1990 to March 1991; and as a Project Manager – Michigan Region from January 1988 to December 1989. Mr. Rinehart holds a Bachelor of Science Degree in Construction Science from the University of Oklahoma. Mr. Rinehart is a past board member of the Tulsa Ronald McDonald House and a current board member of the Parkinson Foundation of Oklahoma.
 Shawn Payne
Shawn Payne
Senior Vice President, Operations
Close
Shawn Payne is Senior Vice President, Finance & Business Services for Matrix Service, where he works closely with operational and functional management across the organization to ensure use of best practices as well as other business-related initiatives that optimize operational and financial performance. Mr. Payne joined Matrix Service as a Division Manager in 2012 and established their Mining and Minerals division. Prior to joining Matrix Service, Mr. Payne held leadership roles at Jacobs, Aker Solutions Americas Inc., and Aker Industrial Constructors Inc., in areas that included operations, finance, treasury and project controls. Mr. Payne has over 20 years of industrial engineering procurement and construction experience and is a graduate of the University of Arizona, where he received his degree in Finance.
Kevin Durkin
Kevin Durkin
Senior Vice President, Business Development and Strategy
Close
Kevin A. Durkin has served as Vice President, Business Development for Matrix Service since June 2008. He previously served as Pre-Construction Manager for the Orange Region from November 2006 to May 2008; Small Capital Construction Division Manager for the Orange Region from June 2000 to October 2006; Business Development Manager for Matrix Service from June 1998 to May 2000; Southwest Turnaround Manager for Colt Construction Division from June 1996 to May 1998; and as assistant Regional Manager for the Orange Region from July 1989 to May 1996. Prior to joining Matrix Service, Mr. Durkin worked for HMT Tank Service holding numerous positions in operations, engineering and marketing. Mr. Durkin holds a Bachelor of Arts degree in Business Administration, Marketing from California State University, Fullerton.
Frank Capristo
Frank Capristo
Vice President, Turnaround & Plant Services
Close
Frank Capristo serves as Vice President of Turnaround and Plant Services for Matrix Service. He joined Matrix in 2013, most recently holding the position of General Manager, Maintenance & Plant Services and, before that, as Project Sponsor for the BP Cherry Point Refinery, where he established a strong reputation for safety and client relationship leadership. Before joining Matrix Service, he held several leadership positions at Brinderon, Jacobs Engineering and Fluor Corporation. Mr. Capristo brings more than 25 years of extensive experience in the Energy Services industry including large capital EPC projects, complex turnarounds, facility maintenance, tank maintenance and repair, industrial cleaning and fabrication. Mr. Capristo earned his Bachelor of Science in Engineering  & Construction Management from Arizona State University. He also holds an Associate in Arts degree in Art History from John Cabot International College, Rome.
Patrick Chambers
Patrick Chambers
Vice President, Major Projects
Close
Patrick Chambers is Vice President, Major Projects for Matrix Service with responsibility for engineering, procurement and construction (EPC) projects and large bid/build construction opportunities. He joined Matrix Service in 2014 with responsibility for mid to large capital industrial construction and integrated EPC projects. Before joining Matrix Service, he held leadership positions with Jacobs, Brinderson and Transfield Services. Mr. Chambers has extensive experience in EPC, maintenance, turnarounds and specialty services, leading operations in a variety of market segments. Mr. Chambers holds a Bachelor of Science degree in Mechanical Engineering from California State University, Long Beach.
Hart
John Hart
Vice President, Business Development – Capital Services
Close

John Hart has served as Vice President of Business Development – Capital Services since September 2019. Mr. Hart joined Matrix Service in 2014 as Senior Director of Business Development where he advanced EPC and specialty vessel service areas, particularly LNG project services. Prior to joining Matrix, Mr. Hart was Vice President, Business Development for IDOM Consulting, Engineering, Architecture, S.A.U.; Vice President, Corporate Sales for The EI Group, Inc.; President of The Industrial Training Company; and President of AH&M Environmental and Pantech Inc. Mr. Hart is a former board member of the Commonwealth of Virginia’s Department of Environmental Quality and holds a Bachelor of Science degree in Civil Engineering from The Ohio State University.

Brad Killmer
Brad Killmer
Vice President, Accounting & Finance
Close
Brad Killmer serves as Vice President of Accounting & Finance for Matrix Service. He joined Matrix Service in 2001, serving as Business Unit Controller for the Turnaround and Plant Services and National Construction divisions, then most recently, as Business Unit Controller for Matrix Service. Mr. Killmer began his career at Grant Thornton International and also served as Regional Controller for Granite Construction. He is a Certified Public Accountant, Certified Construction Industry Financial Professional, Certified Information Technology Professional and Chartered Global Management Accountant. He is a graduate of Brigham Young University.
Karen McDonald
Karen McDonald
Vice President, HSE & People
Close
Karen McDonald is Vice President, HSE & People for Matrix Service. In this capacity, she works closely with operational and other management across the organization to provide strategic leadership that integrates and ensures alignment of our HSE, Human Resources, Training and Development and Communications functions. Karen joined Matrix Service in 2013 as Regional Manager, Human Resources for Western Canada and, in 2015, was promoted to Director, Human Resources for Matrix Service overall. Prior to that, she worked for SNC-Lavalin, a publicly-traded, global EPC firm, in various capacities including Manager of HR and HSE and Manager of Recruitment and Training. Ms. McDonald has a Bachelor of Commerce degree from the University of Alberta and has her SHRM-SCP and CHRP certifications.

Matrix NAC

Jason W. Turner
Jason W. W. Turner
President
Close
Jason Turner serves as President of Matrix NAC. Jason joined Matrix Service Company in March 2006 and has been president of Matrix NAC since December 2013. Prior to leading the company’s union operations, he served on the corporate executive management team with a variety of responsibilities including acquisitions, corporate finance, investor relations, risk management, and legal. Jason holds a Bachelor of Science Degree in Finance from Oklahoma State University and a Masters in Business Administration from the University of Tulsa. Jason is active in the community, currently serving on the board of the Jenks Public Schools Foundation and on its Development Committee. He is past Chairperson of Oklahoma Project Woman, an organization he continues to passionately support along with other non-profit organizations in the Tulsa, OK area.
Terry D. Stewart
Terry D. Stewart
Senior Vice President, Operations
Close
Terry D. Stewart serves as Senior Vice President of Operations for Matrix NAC. Mr. Stewart previously served as Vice President, Operations for Canada from 2014 to 2017, as General Manager of Operations from 2006 to 2008 and Project Manager from 2005 to 2006 for the company. Mr. Stewart began his career with the company as a Millwright General Foreman in 1994 at General Motors and has worked in Mechanical Superintendent, Site Manager, Project Manager and Area Project Manager roles. Mr. Stewart has a 30 year construction career with experience in the automotive, steel, power and pulp and paper industries. Mr. Stewart completed the Millwright Apprentice Training Program at George Brown College in 1988.
Douglas Montalbano
Douglas J. Montalbano
Vice President, Electrical
Close
Douglas J. Montalbano has served as Vice President of Electrical since October 2018. Mr. Montalbano joined the company in November 2014 as Vice President, Business Development. Prior to joining Matrix NAC, he served as Director, Business Development Fossil/T&D for URS Energy & Construction, Inc. Mr. Montalbano held various positions of increasing responsibility at URS Energy & Construction, Inc. and its predecessor company since 2004, including Associate General Counsel. Mr. Montalbano has a Bachelor of Science in Economics from Villanova University College of Commerce and Finance and a Juris Doctor from Villanova University School of Law. Mr. Montalbano is a licensed attorney in New York and New Jersey.
Vicki Reese
Vicki R. Reese
Vice President, Accounting and Finance
Close
Vicki R. Reese is Vice President of Accounting and Finance for Matrix NAC. She previously served as Business Unit Controller for Matrix Service overseeing all aspects of accounting and finance for the Storage and Specialty Vessel Division, Fabrication operations and Matrix PDM Engineering. Ms. Reese began her career with Matrix Service in 1986 and has served the company in positions of increasing responsibility, achieving a strong track record of performance and a reputation as a well-respected partner to the business. She is a Certified Public Accountant. Ms. Reese also serves on the board of Oklahoma Project Woman.