Calvin Yetter

Calvin Yetter

Mr. Calvin Yetter has more than 25 years of underground construction experience, specializing in all Outside Project (OSP) construction activities including new technologies such as micro trenching, distributed antenna systems, and tower construction and...
Karen Rutherford

Karen Rutherford

Karen has over 25 years of experience in the construction industry. As Senior Vice President and General Manager of HYLAN, Karen is responsible for overseeing the project management operations from the bidding process to the project close-out phases. In addition to...
Rob Schaffer

Rob Schaffer

Rob Schaffer has over 20 years in the construction industry, beginning as a steel erector and eventually transitioning to management. Rob graduated from the University of Illinois with a BS in Civil Engineering in 2006 and has since become a registered Professional...
Mark Mickiewicz

Mark Mickiewicz

As Corporate Counsel, Mark negotiates and manages HYLAN’s contracts; oversees risk management; ensures compliance with regulations, statutes, and other obligations; and defends HYLAN and its subsidiaries from all types of claims. A practicing attorney for over 16...
Crystal DeNatale

Crystal DeNatale

Crystal DeNatale oversees financial operations for HYLAN. She has over three decades of finance experience; much of that in the construction industry. Crystal’s financial management experience spans both the public and private sectors. She has provided consultative...