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Loretta Rosenmayer

Loretta Rosenmayer

Founder and Chairwoman of the Board: Loretta founded the company in 1988. Starting with 4 employees, she has guided the growth and development of INTREN to more than 1,350 men and women working coast to coast. As her vision statement proclaims, she strives to be 'The Measure of Excellence' in the industry, earning trust through stewardship—the cornerstone on which the company has thrived. This is inclusive of all relationships from customers to employees and community organizations. As Loretta steps up to Chairwoman of the Board, she will team with Kelly to lead INTREN to the next level.

Lance Rosenmayer

Lance Rosenmayer

Vice Chairman of the Board: Lance has been in the construction industry for more than 25 years, drawing knowledge from several roles across varied facets of INTREN. He challenges the status quo and advocates continuous improvement through operational efficiency, practicing collaboration and self-development. His beliefs that exemplary customer service and cutting-edge advancements set the bar in the industry have led INTREN to adopt and tackle new technologies that benefit its customers. In addition to being a Board Member for the Pioneer Center Foundation, Lance also serves as a Board Member for the Underground Contractors Association of Illinois (UCA); PMI Energy Solutions, LLC; and Middle States Electrical Contractors Association (IBEW Local No. 9). He also is a member of two professional leadership organizations, Vistage International and YPO Chicagoland. Lance volunteers for numerous local community organizations that support the homeless, disabled, public schools and the performing arts.

Kelly Tomblin

Kelly Tomblin

President & Chief Executive Officer: Kelly has proven herself as one of the most dynamic and accomplished leaders in the energy industry. With more than 25 years of diverse leadership experience in the regulated utility and independent energy sectors in the US, Jamaica, Latin America and the U.K., her expansive experience includes generation, transmission and distribution businesses, as well as renewable development and energy services. As a visionary, and risk taker, her innovative vision to do power differently is what sets Kelly apart. Kelly is also a well-respected advocate for women and diversity. She brings a steadfast commitment to improving communities and the lives of others. Kelly started at INTREN July of 2017. 

Derek Simon

Derek Simon

Chief Financial Officer: Derek joined INTREN in 2012 as a financial analyst, where he worked to improve the company’s forecasting and capital budgeting. After working in the financial services industry at Nuveen Investments for 2 years, Derek rejoined INTREN in 2016 as a Manager of Financial Planning & Analysis. Derek played an integral role in selling a 49% equity stake in the company to One Equity Partners and has been instrumental in advancing the data collection and analytics of the company. Additionally, Derek has implemented various initiatives to improve the company’s financial performance and led the internal due diligence and integration of Miller Construction, which was acquired in 2018. Derek received his M.B.A. from the University of Chicago’s Booth School of Business and his B.B.A. from the University of Notre Dame with majors in Finance and Mathematics. He also was awarded the Chartered Financial Analyst Designation and is a member of the CFA Society of Chicago.

Douglas Graham

Douglas Graham

General Counsel: Doug has over 11 years of utility experience working for Exelon Corp., where he served as Assistant General Counsel at its Commonwealth Edison Co. subsidiary, and focused on business counseling, governmental relations, compliance, and regulatory matters. He also worked at Oil-Dri Corporation as General Counsel, Corporate Secretary and Vice President, as well as the Tribune Company, United Airlines and the Jenner & Block law firm. Among many honors received, Graham was recognized by the Chicago Lawyer in 2003 as one of Illinois' "40 Under 40 Lawyers to Watch." Graham received his Juris Doctor with Distinction from the University of Michigan Law School.

Matthew Turk

Matthew Turk

Executive Vice President: Matthew has been with INTREN for more than 30 years, starting as the company's first Safety Coordinator, then moving to Operations Director in the late 90s. Matthew is very active within his surrounding communities. He serves as a member of the Fundraising Committees for both El Valor and Raue Center for the Arts; and a board member for Light of the World Evangelization Ministries. Matthew earned his B.A. from the University of Dayton, his M.A. from the Catholic University of America and his C.B.A. from University of Illinois School of Business. Matthew is also a Eucharistic Minister, serving the assisted living in his community.

Dennis Bednarski

Dennis Bednarski

Senior Vice President: Dennis Bednarski leads the electrical operations division from coast-to-coast. He brings a wealth of more than 40 years of experience, most recently from the City of Oconomowoc, Wis., where he served as the General Manager of Electric Distribution, Water and Fleet. Prior to this, Dennis worked at ComEd for 22 years, starting at field presence and working up to Manager in Joliet, Ill.. He has served on the Executive Committee and Board of Directors of the Municipal Electric Utilities of Wisconsin (MEUW) and the Wisconsin Public Power Incorporated (WPPI), and was the past Chair of the Transmission and Distribution Committee for the America Public Power Association (APPA), as well as numerous other boards and technical schools in Wisconsin. Dennis earned his Bachelor’s Degree in Business and Management from National Louis University.

Sean Hughes

Sean Hughes

Vice President of Operational Support: Sean Hughes joined INTREN in 2008 as Project Manager on the ComEd Assess, Treat and Replace (ATR) Program, in 2011 he managed the Cable Replacement Program, in 2013 was promoted to Senior Project Manager over the entire ATR Program and ComEd Fault Initiative, and in 2015 was promoted to ComEd Account Manager where he completed the 5-year scope of work on the Energy Infrastructure Modernization Act (EIMA). Sean served in the U.S. Air Force prior to his current career of 20 years in the electrical industry.