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(717) 846-7151 50 Grumbacher Road, Suite 10, York, PA 17406

Meet our Team

Our Team

 

Key Personnel

We believe in a diverse range of personnel to bring creative skills, thoughts, and ideas to the table.

Lea A. Nadler, P.E.
Lea A. Nadler, P.E.
President and Founder
Lea A. Nadler, P.E.
President and Founder
Ms. Nadler is a civil engineer and biologist with over thirty years of professional experience.   She earned her B.A. in Biology from Susquehanna University in 1986, a graduate certificate in Project Management from the Pennsylvania State University in 1992, and Master of Environmental Pollution Control from the Pennsylvania State University in 2006.
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Kenneth R. Nadler, P.E.
Kenneth R. Nadler, P.E.
Executive Vice President
Kenneth R. Nadler, P.E.
Executive Vice President
Mr. Nadler has over 39 years of engineering experience and is responsible for all aspects of project delivery, quality assurance, and staff development.  He earned his BS in Civil Engineering from Bucknell University in 1977 and maintains professional licensure in Pennsylvania, Maryland, Delaware, Virginia, West Virginia and New Jersey.
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John Yacapsin, P.E.
John Yacapsin, P.E.
Vice President of Operations
John Yacapsin, P.E.
Vice President of Operations
Mr. Yacapsin has over 25 years of experience in transportation engineering and is a highly experienced bridge engineer.  He earned a Bachelor of Civil Engineering (BCE) degree from The Catholic University of America and completed graduate studies in structural engineering at Penn State. 
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Marc G. Pinto, PMP
Marc G. Pinto, PMP
Vice President of Administration
Marc G. Pinto, PMP
Vice President of Administration
Mr. Pinto has twenty-six years of experience in industrial and professional management. He earned his B.S. in Commerce and Engineering Sciences with a concentration in Operations Management and Marketing from Drexel University in 1990, followed by an M.B.A. from the University of South Carolina in 1994.
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Rosanna Smithnosky, P.E.
Rosanna Smithnosky, P.E.
Vice President of Transportation
Rosanna Smithnosky, P.E.
Vice President of Transportation
Ms. Smithnosky brings 24 years of experience in design and project management for PennDOT and PA Turnpike.  She joined Susquehanna Civil in 2014 after serving as an assistant group manager for a major international engineering firm.
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Crystalann Deardorff, P.E.
Crystalann Deardorff, P.E.
Vice President of Business Systems
Crystalann Deardorff, P.E.
Vice President of Business Systems
Prior to joining Susquehanna Civil in 2014, Crystalann Deardorff gained 12 years of experience in a wide range of transportation projects, rising to Senior Associate at a national engineering firm.
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Stephen Reisinger, PLS
Stephen Reisinger, PLS
Associate and Chief of Surveys
Stephen Reisinger, PLS
Associate and Chief of Surveys
Survey Project Manager skilled in all phases of surveying operations, with 42 years of practical experience ranging from boundary and transportation surveys to personnel management.
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Jeremiah Greenland, P.G.
Jeremiah Greenland, P.G.
Associate and Geotechnical Group Leader
Jeremiah Greenland, P.G.
Associate and Geotechnical Group Leader
Mr. Greenland joined Susquehanna Civil in 2012 after six years with other engineering firms.  As a geological field manager and now geotechnical group leader, Mr. Greenland has managed geotechnical field and office efforts and developed and coordinated test boring and laboratory testing programs for projects across PA.
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Adam Welter, P.E.
Adam Welter, P.E.
Bridge Group Manager
Adam Welter, P.E.
Bridge Group Manager
Adam Welter, P.E. joined the firm in 2017 as Bridge Group Manager, where he is responsible for all bridge and structural design. 
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