about arro consulting
ARRO LEADERSHIP
ARRO’s leadership team is committed to maintaining the highest standards of professionalism, delivering exceptional results to our clients and to the communities in which we live. Skilled, knowledgeable, and experienced people are the heart of our business.
Cary B. Vargo
Chief Executive Officer
West Chester Office
Matthew D. Warfel, P.E.
Executive Vice President & Chief Operating Officer
Lititz Office
Mark D. Harman, P.G., MS4-SCP
Executive Vice President & Director of Technical Services
Lititz Office
Mason T. Hunter
Vice President & Corporate Controller
Lititz Office
Michael A. Schober, P.E., BCEE
Vice President & Director of Business Development
Lititz Office
Carolyn F. Giardini
Vice President & Director of Communications
West Chester Office
Michael J. Bingham, P.E.
Assistant Vice President & Lititz Office Manager
Lititz Office
William L. Bohner, Jr., P.E.
Assistant Vice President & Birdsboro Office Manager
Birdsboro Office
Nathaniel Merkel, L.O., GISP
Assistant Vice President & Frederick Office Manager
Frederick Office
Edward C. Overberger
Assistant Vice President & Business Development Director
Birdsboro Office
Casey LaLonde
Assistant Vice President & West Chester Office Manager
West Chester Office
Alberto Vennettilli, P.E.
Assistant Vice President & Assistant West Chester Office Manager
West Chester Office
Bryan D. Kulakowsky, P.E.
Assistant Vice President
West Chester Office
Matthew Verdecchia
Director of People & Culture
West Chester Office
Jason S. Coyle, L.O.
Director of Operations & Environmental Services
ARRO Water Services
WORKING TOGETHER
EVERY STEP OF THE WAY

CONNECT WITH THE ARRO TEAM
ARRO Consulting is a leading engineering, environmental, information technology, and management consulting firm headquartered in Lancaster County with four other strategically located offices in PA and MD.
