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Investor Relations



Manuel N. Stamatakis
Chairman of the Board and Interim Chief Executive Officer (CEO)
Manuel Stamatakis Portrait Photo

Manuel N. Stamatakis is Chairman of the Board and Interim Chief Executive Officer (CEO) for MISTRAS Group. He is an Executive Officer of Capital Management Enterprises, Inc., a financial services and employee benefits consulting company headquartered in Pennsylvania, which he sold in 2020. Mr. Stamatakis was also a founding member of First Financial Resources, a national financial services organization with over 120 offices nationwide. Over the years, Mr. Stamatakis has served on the boards of numerous not-for-profit, charitable and for-profit organizations, and currently serves, among others, as Chairman of the Board of Visit Philadelphia, where he is also a member of the audit and finance committees; Chairman of Philadelphia Shipyard Development Corporation; and Chairman of the Pennsylvania Supreme Court Investment Advisory Board. Mr. Stamatakis received a B.S. in Industrial Engineering from Pennsylvania State University and received an honorary Doctorate of Business Administration from Drexel University.

Edward J. Prajzner
Senior Executive Vice President and Chief Financial Officer (CFO)
Edward Prajzner Portrait Photo

Edward J. Prajzner is Senior Executive Vice President and Chief Financial Officer for MISTRAS Group. He joined MISTRAS in January 2018. Before joining MISTRAS Group, Mr. Prajzner was Chief Financial Officer and Secretary of CECO Environmental Corp, a publicly-traded global diversified and energy technology company. He began his career with Ernst & Young and also held senior financial positions with CDI Corporation and American Infrastructure. Mr. Prajzner earned a Bachelor of Science degree in Accountancy from Villanova University, an M.B.A. (Finance) from Temple University and is a Certified Public Accountant.

Gennaro (Jerry) D’Alterio
Executive Vice President and Chief Commercial Officer
Gennaro (Jerry) D'Alterio Portait Photo

Gennaro (Jerry) D’Alterio is Executive Vice President and Chief Commercial Officer for MISTRAS Group. With over 20 years of proven executive leadership, Mr. D'Alterio excels at driving commercial transformations. An impactful leader with a consistent track record for fostering success-oriented cultures, he most recently served as the Vice President of Product Management and Director, Global Business Development at CECO Environmental's Fluid Handling & Filtration segment, where he also held the positions of President and Global President. In these roles, Mr. D'Alterio led initiatives that resulted in exponential revenue growth and significant margin improvements. He also launched multiple new products and assembled a global sales team that successfully expanded international revenue across Europe, the Middle East, Africa, and Asia. Beyond his expertise in sales, Mr. D’Alterio is certified in LEAN enterprise and manufacturing, bringing a unique perspective and set of benefits to MISTRAS' customers. Mr. D'Alterio holds an MBA and a Bachelor of Science in Mechanical Engineering from Villanova University. He is also a member of the Hydraulic Institute and the International Desalination Association, and serves on the Board of the Aquatic Animal Life Support Operators organization.

Hani Hammad
Executive Vice President and Chief Transformation Officer
Hani Hammad Portrait Photo

Hani Hammad is Chief Transformation Officer for MISTRAS Group. He joined MISTRAS in 2024 after over four years spent at the global consultancy firm, AlixPartners, which included a year-long collaboration with MISTRAS to manage the Company’s Project Phoenix initiative. He was instrumental in enhancing operational efficiency, designing the overall project approach, identifying value-capture opportunities, and managing the successful execution of initiatives that significantly bolstered efficiency across the Company. Prior to his accomplishments at AlixPartners, Mr. Hammad contributed his strategic insight to PwC’s Strategy&, focusing on operational strategy for Oil & Gas companies, and held key roles in manufacturing and supply chain management at Baker Hughes Company and General Electric Company, where he graduated from the Operations Management Leadership Program and obtained his Lean Six Sigma certification. His educational background includes a Master of Professional Studies in Supply Chain Management from Pennsylvania State University and a Bachelor of Science degree in Electrical Engineering from Louisiana Tech University.

Michael C. Keefe
Executive Vice President, General Counsel and Secretary
Michael Keefe Portrait Photo

Michael C. Keefe is Executive Vice President, General Counsel and Secretary, positions he has held since he joined MISTRAS in 2009. Previously, Mr. Keefe served in various legal roles with AT&T and Lucent Technologies for 15 years, his last four years as Law Vice President, Corporate. Between his time at Lucent Technologies and MISTRAS, Mr. Keefe worked at International Fight League, a sports promotion company, as Executive Vice President, General Counsel and Corporate Secretary, and eventually its President, General Counsel and Chief Financial Officer and led the sale of the company's assets and the Chapter 11 liquidation of its operating subsidiary. Prior to joining AT&T, Mr. Keefe was in private law practice at New Jersey's largest law firm, McCarter & English, LLP. Mr. Keefe graduated with a Bachelor of Science in Business Administration (Accounting) from Seton Hall University and a Juris Doctorate, cum laude, from Seton Hall University School of Law. Before starting his legal career, Mr. Keefe served as a Certified Public Accountant for Coopers & Lybrand, a predecessor firm to PricewaterhouseCoopers, LLP. He worked in the accounting profession for seven years before commencing his legal career.

Michael J. Lange
Senior Group Executive VP Business Development & Strategic Planning

Michael J. Lange is Senior Group Executive VP Business Development & Strategic Planning. He joined MISTRAS when it acquired Quality Services Laboratories in November 2000. He was elected a Director in 2003, and served as Vice Chairman of MISTRAS’ Board of Directors from 2003-2019. Mr. Lange is a well-recognized authority in Radiography and has held an ASNT Level III Certificate for almost 20 years. Mr. Lange received an Associate of Science degree in NDT from the Spartan School of Aeronautics in 1979.

John A. Smith
Executive Vice President and President of Services
John A. Smith Portrait Photo

John A. Smith is Executive Vice President and President of Services for MISTRAS Group. Previously, he served as Senior Vice President of Operations, managing the strategic plan and financial performance for operations primarily in the East and Midwest regions. He played a crucial part in broadening MISTRAS Group’s footprint in the aerospace and defense sectors, notably through the successful acquisition and integration of aerospace inspection provider West Penn Testing Group and in expanding service lines at MISTRAS aerospace hubs in Heath, Ohio, and Ellabell, Georgia. Mr. Smith began his career as a non-destructive testing (NDT) technician with CONAM Inspection and Engineering Services before launching and operating his own business, Elite Inspection Service Company, for 16 years until MISTRAS acquired the company in 2008. During his NDT career, Mr. Smith held multiple certifications from the American Society for Nondestructive Testing (ASNT).

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