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Senior Management Team Members

J. Joseph "Joe" Burgess, President and Chief Executive Officer

joe burgessMr. Burgess joined Insituform Technologies in April 2008 as its President and CEO.  In October 2011, Insituform created Aegion Corporation, a holding company for Insituform Technologies and its subsidiaries including Bayou Companies, Corrpro Companies, and United Pipeline Systems.  Since its creation, Aegion has also acquired CRTS, Fyfe Co. and Brinderson. Under Mr. Burgess’s leadership, and in large part due to the diversification of the Company’s revenue streams and products, the Company's top‐line revenues have grown by 170% and its earnings per share from continuing operations have increased by 120% since 2008.

Mr. Burgess has over 30 years of experience in the water, energy and petrochemical industries.  Prior to joining the Company, he served as Chief Executive Officer of Veolia Water North America, a subsidiary of
Veolia Environnement SA. He also worked with Ogden Corporation, a diversified waste to energy and
water infrastructure holding company, and Monsanto Company, an agricultural biotechnology corporation.

Mr. Burgess currently sits on the Higher Education Committee for the Regional Business Council of St.
Louis, serves on the Energy Policy Sub-Committee of the United States Department of Commerce
Manufacturing Council, and was recently named to the Board of Variety, the Children’s Charity of St. Louis. 
He is a 1981 graduate of the University of Florida.

David A. Martin, Senior Vice President and Chief Financial Officer

david martinMr. Martin serves as our Senior Vice President and Chief Financial Officer. Mr. Martin served as our Vice President and Chief Financial Officer from August 2007 through April 2009, at which time he was promoted to Senior Vice President. Previously, he was Vice President and Controller since January 2006. Mr. Martin also served as our Corporate Controller for two years, following two and one-half years as finance director of our European operations. Mr. Martin joined our Company in 1993 from BDO Seidman, LLP, where he was a senior accountant.

David F. Morris, Senior Vice President, General Counsel and Chief Administrative Officer

david morrisMr. Morris serves as our Senior Vice President, Chief Administrative Officer, General Counsel and Secretary. Mr. Morris served as our Vice President, General Counsel and Secretary beginning in January 2005 through April 2007, at which time he was promoted to Senior Vice President. Mr. Morris became our Chief Administrative Officer in August 2007. From March 1993 until January 2005, Mr. Morris was an attorney with the law firm of Thompson Coburn LLP, St. Louis, Missouri, most recently as a partner in its corporate and securities practice areas. Mr. Morris also served as Senior Vice President, Associate General Counsel and Secretary of Unified Financial Services, Inc., a diversified financial services company, from December 1999 to March 2004.

Brian J. Clarke, Senior Vice President, Business Integration

brian clarkeMr. Clarke joined our Company on February 14, 2011 and serves as our Senior Vice President – Business Integration. He most recently served as Executive Vice President, Business Support and General Counsel, as well as Chief Financial Officer and Chief Legal Officer, of Veolia Water North America from 2003 until he joined our Company. Mr. Clarke served as Vice President and General Counsel for the North American operations of United States Filter Corporation from 1999 to 2003. Previously, Mr. Clarke was a partner of Seyfarth, Shaw, Fairweather & Geraldson from 1997 to 1999.

Dorwin E. Hawn, Senior Vice President, Energy & Mining

dorwin hawnMr. Hawn joined the Company as deputy director for United Pipeline Systems when it was acquired in 1992. He was appointed as Regional General Manager in 2000, Area Vice President of United in 2005 and Senior Vice President of Energy and Mining in 2009. As one of the founders of United in 1984 and a certified P.E. in Canada, Mr. Hawn has over 35 years of experience in the industrial pipeline rehabilitation industry and over 15 years of experience as an engineering manager and a pipeline engineer. He is a member of The Association of Professional Engineers and Geoscientists of Alberta.

Thomas E. Vossman, Senior Vice President, Water & Wastewater and Asia Pacific

Tom VossmanMr. Vossman serves as Senior Vice President, Water & Wastewater and is responsible for the overall growth and profitability of Aegion’s Water & Wastewater platform. Mr. Vossman worked previously for Insituform Technologies from 2004 to 2008, achieving the level of Senior Vice President and Chief Operating Officer. After 2008, he served as President and Chief Executive Officer of Inland Industrial Services Group before returning in August 2012 to lead Aegion's Water & Wastewater platform in Asia, Australia and Europe, as well as the Company's Asian Commercial and Structural platform (Fyfe Asia).
He is now responsible for Aegion's global Water & Wastewater platform and Asia Pacific Commercial & Structural.

Mr. Vossman is also President and Co-Founder of Racing for Cancer, an organization that unites
motorsports fans, racing organizations, drivers, and sponsors to help raise awareness focusing
on early detection, prevention initiatives and programs supporting the fight against childhood cancer.

Russell Conda, President, Brinderson, L.P.

russell condaMr. Conda is responsible for leading the development and execution of Brinderson’s long term strategy and is dedicated to safety and creating long-term value to our shareholders, clients and employees. He has more than 30 years in engineering and construction, serving the oil and gas industry both domestically and abroad. Most recently, he held the position of senior vice president and general manager for WorleyParsons’ western operations based in California. He also served at Aker Solutions as vice president of engineering and senior vice president of operations and ABB Lummus Global as vice president and director of onshore projects. Mr. Conda has a degree in civil engineering from the Illinois Institute of Technology and an MBA from Rutgers University. He is a Registered Professional Engineer in Illinois, Michigan, Connecticut and Oklahoma, and formerly sat on the Board of Advisors of the
Construction Industry Institute.

Daniel E. Cowan, Vice President, Corporate Development

daniel cowanMr. Cowan joined our Company in 2006 as Special Assistant to the CEO and then served as Vice President of Strategic Business Initiatives. In his present role, Mr. Cowan is in charge of international expansion, development and growth in Asia-Pacific and corporate development. Prior to joining our Company, Mr. Cowan was co-founder, Chairman, and CEO of E-Commerce and Trade Services in Hong Kong – the largest non-bank international payment insourcing operation. He also worked as an international strategy consultant at First Union National Bank based in Hong Kong, where he helped manage its Global Trade Services division and led its business-to-business strategy task force.

Bobby C. O'Dell, Vice President, International Water & Wastewater

Bobby ODellMr. O'Dell joined our Company in November 2004 as the Regional Controller for the North American Rehabilitation (NAR) Central Region of Insituform and was named General Manager, Central Region of NAR in January 2008. Mr. O'Dell was promoted to Insituform's European Vice President in 2011.  Prior to joining our Company, Mr. O'Dell had more than twelve years of experience in heavy civil construction projects with Traylor Brothers. in his current role, he is responsible for leading the Water & Wastewater platform in Europe and Asia-Pacific, including our businesses in Australia, Hong Kong, Malaysia, and Singapore.

Greta Senn, President, Corrpro Companies & Bayou Companies

greta sennMs. Senn joined Aegion Corporation in May 2012 as Vice President, Energy & Mining, and has general management responsibility for Corrpro Companies. Prior to joining Aegion, Ms. Senn was President and General Manager of the Technical Specialties Division at Solutia, Inc.  Ms. Senn joined Solutia in 1994, and held various positions with increasing responsibility during her tenure.  She is also active in the industry and previously served on the Board of Directors for The Suzhou Therminol Joint Venture in Suzhou, China.  Ms. Senn earned an MBA from the Olin Business School at Washington University and has a Bachelor of Chemical Engineering from Auburn University.

Ralph E. Western, Vice President, Global Manufacturing

ralph westernMr. Western joined our Company in June of 2007 as General Manager of Wet Out Manufacturing. He was promoted to Vice President and General Manager, Manufacturing in 2010, with a focus on platform integration.  Mr. Western was promoted to Vice President, Global Manufacturing in August 2011.

Mr. Western also serves on the National Association of Manufacturers and is an associate member of the US Department of Commerce Manufacturing Council.

Laura Villa, Vice President, Human Resources

laura villaMs. Villa oversees Aegion’s global Human Resource function and US payroll. She has been a member of Aegion’s legal department and the primary attorney supporting the Human Resource team since February 2007. As a member of the legal department, she has provided advice to management on employment issues, prepared compliance and corporate policies, was responsible for all employment-related litigation, and handled various compliance, ethics and special investigations. Prior to joining Aegion, Ms. Villa served as both Director of Human Resources and General Counsel at bioMérieux, Inc., a multinational biotechnology company with its parent company headquartered in Lyon, France. Laura began her legal career as an attorney with Armstrong, Teasdale LLP. Ms. Villa is active in the community as an Advisory Board Member of Cor Jesu Academy and is a member of the St. Louis HR Leadership Network, the Society for Human Resource Management and Missouri Bar Association.

Kenneth L. Young, Vice President and Treasurer

ken youngMr. Young has served as our Vice President and Treasurer since April 2009. Prior to that time, he served as the Chief Financial Officer, Secretary and Treasurer for Huttig Building Products, Inc., a public company based in St. Louis, Missouri, from 2005 to 2009, and as Corporate Treasurer for MEMC Electronic Materials, a public company based in St. Louis, Missouri, from 1989 to 2005.