Directors
Roger A. Cregg
Director of Comerica Incorporated

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Mr. Cregg has served as a member of the board of directors of Comerica Incorporated, a NYSE listed financial services company, since 2006. Mr. Cregg previously served as President and Chief Executive Officer of AV Homes, Inc., a NASDAQ-listed homebuilder, from 2012 until its sale to Taylor Morrison Homes. Prior to that, Mr. Cregg served as a senior executive and Chief Financial Officer to The Servicemaster Company from 2011 to 2012, PulteGroup, Inc. (NYSE) from 1998 to 2011, the Zenith Electronics Corporation (NYSE) from 1996 to 1998 and Sweetheart Cup Company, Inc. from 1990 to 1996. Mr. Cregg also served on the board of directors of the Federal Reserve Bank of Chicago, Detroit Branch, from 2004 to 2009, including serving as the Chairman of the board in 2006.Mr. Cregg is an accomplished and operationally oriented executive who has had a broad range of responsibilities, including having served as a Chief Executive Officer and Chief Financial Officer of public and private companies, along with having served on numerous boards of directors. Mr. Cregg’s public and private company executive management leadership experience provides the board with demonstrated leadership capability and extensive knowledge of complex financial and operational issues. His experience provides valuable insight to the board, particularly in his role as audit committee chair and as an audit committee financial expert.
Joseph A. Cutillo
Sterling Chief Executive Officer

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Mr. Cutillo has served as the Chief Executive Officer of the Company since 2017. He joined the Company in October 2015 as Vice President, Strategy & Business Development. In May 2016, he was promoted to Executive Vice President and Chief Business Development Officer. In February 2017, he was promoted to President of the Company and in April 2017 he was promoted to Chief Executive Officer. Prior to joining the Company, Mr. Cutillo was President and Chief Executive Officer of Inland Pipe Rehabilitation LLC, a $200 million private equity-backed trenchless pipe rehabilitation company, from August 2008 to October 2015. Mr. Cutillo also currently serves on the Advisory Board of Commonwealth LNG, LLC, a private, project development company specializing in the development of a liquefied gas facility in Cameron, Louisiana, and on the board of the American Road and Transportation Builders Association.Mr. Cutillo brings to the board his over 30 years of managerial experience and a deep understanding of emerging opportunities in heavy civil construction, industrial, and water infrastructure markets. In addition, Mr. Cutillo’s knowledge and understanding of the Company’s operational strategy and organizational structure, together with his operational and leadership experience at various levels of management contribute to the breadth and depth of the board’s deliberations.
Marian M. Davenport
Director of Genesys Works – Houston

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Ms. Davenport currently serves on the Board of Directors of Genesys Works – Houston, a nationally-recognized nonprofit organization that trains high school seniors from underserved communities to work as professionals in major corporations, where she has served in such capacity since April 2013 and served as Executive Director from April 2013 to September 2018. Ms. Davenport was appointed by the Mayor of the City of Houston to the Board of Directors of the Fourth Ward Redevelopment Authority in 2011, where she continues to serve and chairs the Infrastructure Committee. Previously, Ms. Davenport served in various executive roles with Big Brothers Big Sisters, a nonprofit organization, from September 2004 to April 2013. Ms. Davenport held various executive management level positions with Dynegy Inc., a publicly traded company in the business of power distribution, marketing and trading of gas, power and other commodities, midstream services and electric distribution, from April 1997 to December 2013, including Vice President and General Counsel, Commercial Development and Senior Vice President, Legislative and Regulatory Affairs. Prior to that, Ms. Davenport also served as General Counsel to Destec Energy, Inc., a NYSE listed electric power supplier, prior to its sale to National Gas Clearing House, the predecessor company to Dynegy.Ms. Davenport has over 40 years of experience in numerous executive level roles and brings to the board her background as a lawyer, with experience in corporate governance and securities compliance, having served as general counsel of a public company. Ms. Davenport gained extensive leadership and managerial experience as an executive in the energy industry while employed with Dynegy, a Fortune 500 company, where she managed the development of large natural gas-fired power plants and played a pivotal role in improving the performance of critical company functions, including human resources. Ms. Davenport's more recent career in the non-profit sector providing mentoring and workforce development opportunities for disadvantaged youth brings a new perspective and expertise to the Company, which operates in an industry where finding competent candidates for employment at all levels is more and more competitive. Ms. Davenport's extensive background in both the for-profit and non-profit sectors brings cognitive diversity to the board and the committees on which she serves.
Raymond F. Messer
Formerly President and CEO, Walter P Moore

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Mr. Messer is Chairman Emeritus of Walter P Moore, a private international company that provides structural, diagnostic, civil, traffic, parking, transportation, water resources and Intelligent Transportation Systems engineering services, where he previously served as the Director of Design-Build from January 2015 until June 2017 and as President and Chief Executive Officer from 1993 through January 2015. Mr. Messer served on Walter P Moore's board between April 1986 and April 2015, and served as chairman from June 1998 to April 2015. Prior to that, he served as Manager of Walter P Moore’s Tampa, Florida office from 1984 until he was named President and Chief Executive Officer in 1993. Mr. Messer joined Walter P Moore in November 1981 as the Director of Pre-stressed Concrete Design. In addition, Mr. Messer serves on the board of Braun Intertec, a private materials testing and geotechnical engineering firm, where he serves on the compensation/human resources and nominating committees. Mr. Messer has also served in various roles at Exxon Research and Engineering, HNTB Corporation, Bechtel Corporation, and VSL International Ltd.Mr. Messer brings to the board over 40 years of practical experience in engineering design, project management and construction, all matters that relate directly to the Company's construction businesses. During his tenure as President and Chief Executive Officer of Walter P Moore, he acquired leadership and corporate governance skills that contribute to the board’s industry-specific expertise and enables him to bring to the Company valuable strategic insights into board matters generally. In October 2018, Mr. Messer was inducted into the National Academy of Construction in recognition of his work advancing design-build construction procedures. Mr. Messer is a Licensed Professional Engineer in Texas, Florida and New York.
Dana C. O'Brien
Senior Vice President and General Counsel of The Brink's Company

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Ms. O’Brien has served as Senior Vice President and General Counsel of The Brinks Company, a NYSE listed cash management, secure route-based logistics and payment solutions company, since April 2019. From 2014 to 2019, Ms. O’Brien served as the Senior Vice President and General Counsel of CenterPoint Energy, a Fortune 500, NYSE listed company that provides electric transmission and distribution, natural gas distribution, and energy services operations. From 2007 to 2014, Ms. O’Brien served as Chief Legal Officer and Chief Compliance Officer for CEVA Logistics, plc., a global provider of contract logistics and freight forwarding services located in the Netherlands and publicly traded on the SIX Swiss Exchange in Switzerland. Prior to that, between 2005 and 2007, she served as General Counsel, Chief Compliance Officer and Secretary of EGL, Inc., which was acquired by CEVA Logistics. Ms. O’Brien also previously served as Associate General Counsel, from 1999 to 2000, and as Vice President, Secretary and General Counsel, from 2001 to 2005 of Quanta Services, Inc., a NYSE listed construction and service provider to the energy and utility industries. Ms. O’Brien has over 20 years of experience in numerous executive level roles and brings to the board her background as a lawyer, with experience in corporate governance and regulatory compliance, having served as general counsel of multiple public companies. Ms. O’Brien has gained extensive leadership and managerial experience and regulatory compliance experience as an executive and general counsel in the energy and construction industries. Her legal background in the construction industry brings value to the board in fulfilling its role of risk oversight, among other areas.
Charles R. Patton
Executive Vice President – External Affairs of American Electric Power

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Mr. Patton has served as the Executive Vice President, External Affairs, of American Electric Power Company, Inc., one of the largest electric utilities in the U.S., serving nearly 5.4 million customers in 11 states, since January 2017. In this role, Mr. Patton is responsible for leading American Electric's customer services, regulatory, communications, federal public policy, North American Electric Reliability Corporation (NERC) compliance and corporate sustainability initiatives. Mr. Patton served as President and Chief Operating Officer of Appalachian Power Company, an electric utility serving approximately one million customers in West Virginia, Virginia and Tennessee from June 2010 until January 2017, As President and Chief Operating Officer of Appalachian Power Company, a unit of American Electric, Mr. Patton was responsible for distribution operations and a wide range of customer and regulatory relationships. From January 2014 through 2016, Mr. Patton served as a director of the Richmond Federal Reserve Bank. From June 2008 to June 2010, Mr. Patton served as Senior Vice President of Regulatory Policy before transitioning to the role of Executive Vice President of American Electric's Western utilities where he was responsible for oversight of utilities in Texas, Louisiana, Arkansas and Oklahoma. From May 2004 to June 2008, Mr. Patton served as the President and Chief Operating Officer for AEP Texas, serving over one million customers in South and West Texas. From December 1996 to May 2004, Mr. Patton held leadership and executive roles responsible for external affairs in Texas and in the Southwestern region of American Electric Power. Before joining American Electric in December 1995, Mr. Patton spent nearly 11 years in the energy and telecommunications business with Houston Lighting & Power Company and its parent Houston Industries, Inc. Currently, Mr. Patton sits on the board of Messer, Inc. and Messer Construction Company.Mr. Patton brings to the board his extensive experience in the utilities industry and considerable high-level executive and management experience. He has extensive operational experience leading large AEP subsidiaries in all manner of electric utility service delivery and operations, including safety, training and culture. Additionally, Mr. Patton was responsible for the financial performance of each unit that he led. Mr. Patton also has considerable experience in strategic planning, regulatory compliance, communications and government affairs. The breadth of his experiences benefit the board in its deliberations by bringing a unique perspective to the board, its committees and the Company.
Thomas M. White
Chairman of the Board of Directors of Sterling Construction Company, Inc.

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From 2015 to 2019 Mr. White was the Executive Chairman of Cardinal Logistics Holdings, LLC, a dedicated transportation and logistics services provider. From 2007 until 2014, Mr. White served as an Operating Partner for Apollo Global Management L.P., an alternative asset management firm, serving in a variety of interim operating roles (COO and CFO) and board of director positions for its portfolio companies. From 2002 to 2007, Mr. White served as Chief Financial Officer of Hub Group, Inc., a NASDAQ listed company which provides logistics services. Prior to joining Hub Group, Mr. White was an audit partner with Arthur Andersen, which he joined in 1979. Currently Mr. White sits on the privately held board of JPW Holdings GP LLC, a wholesale distributor of machine tools and equipment. Previously Mr. White served on the board of Reddy Ice Holdings, Inc., and also served on the then publicly held boards of Landauer, Inc. (NYSE), FTD Group, Inc. (NASDAQ) and Quality Distribution, Inc. (NASDAQ) in a variety of roles including board chairman and committee chairman of the audit and compensation committees. In addition, he served on the audit committees of the then privately held boards of CEVA Logistics, plc (now listed on the SIX Swiss Exchange) and EVERTEC, Inc. (now listed on the NYSE). Mr. White is a non-practicing Certified Public Accountant. Mr. White was elected chairman of the Company’s board of directors in December 2019.Mr. White brings to the board over 40 years of experience in financial and operational management expertise. Mr. White’s high-level management experience provides considerable knowledge and benefits to corporate governance matters and board deliberations. In addition, Mr. White is also a Certified Public Accountant and qualifies as an audit committee financial expert. His extensive background in accounting, finance, operations and strategic planning experience provides the board with extensive insight as well as leadership skills and provides the board and its committees with valuable insight, leadership and expertise, particularly in his role as chair of the board.
Dwayne Wilson
Director of Ingredion, Inc.

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Mr. Wilson was Senior Vice President of Fluor Corporation (NYSE), an American multinational engineering and construction firm, from 2014 to 2016. From 2011 until 2014, Mr. Wilson served as President & CEO of Savannah River Nuclear Solutions, a joint venture between Fluor, Honeywell and Newport News. From 1980 until 2011, Mr. Wilson served increasing roles of executive responsibility with Fluor, including President of its Industrial and Infrastructure business, President of its Mining & Minerals business, and President of its Commercial & Industrial business. Currently, Mr. Wilson sits on the boards of Crown Holdings, Inc. (NYSE) and Ingredion, Inc. (NYSE) where he previously chaired the compensation committee. Previously, Mr. Wilson served on the board of AK Steel Holding Corporation where he served on the public and environmental affairs committee as well as the nominating and corporate governance committee. Mr. Wilson brings to the board over 35 years of experience as an accomplished engineering, procurement and construction industry executive. Mr. Wilson’s high-level management experience and over 10 years of public company board and committee experience provides invaluable knowledge and benefits to corporate governance. His extensive and long-term background in operations along with several leadership positions provides the board and its committees with valuable insight and expertise.