About Us





Founded ————————————————————————————————————1997

President —————————————————————————————- Adam E. Weaver

Vice President —————————————————————————– Alexander B. Etchill


        Contractors Design Engineering (CDE) is a local Engineering & Surveying Company, a small business (7 full time employees, 2-3 part time), with low overhead cost, serving primarily Huron, Erie, Ottawa, Sandusky & Seneca Counties for over twenty years, enabling us to provide nearly instant service at a fraction of the cost of a larger, out of town, company.   CDE is currently the Perkins Township design engineer and surveyor. CDE is also ODOT Pre-Qualified for non-complex roadway design and right-of-way design & review, qualifying them to handle state or federally funded sewer, streetscape/roadway reconstruction projects that would be done.


        Adam Weaver P.E., P.S. (President) and Alexander B. Etchill, P.E., P.S. (Vice President) are both a licensed Engineer and Surveyor with over fifteen years of experience handling municipal projects along with many private development projects.  Adam and Alexander are principals of the company and are the primary contact for all projects.  Adam and Alexander stay deeply involved in the day-to-day development of CDE’s engineering and surveying projects, and stay in close personal contact with their clients.


        CDE has been the City of Willard Engineering Consultant, a position which was held from 2007-2010.  Donald E. Weaver, P.E./CPESC was the primary representative for CDE, acting as the City Engineer for the City of Willard where he oversaw all engineering projects involved within the city.  Don also served as the resident City Engineer for the City of Fostoria in 1996 -1997.  As City Engineer in Fostoria, Don oversaw the day to day operations, design, rehabilitation, and construction of the Storm and Sanitary Sewer Separation, Storm Sewers, Sanitary Sewers, Pump Stations, Force Mains, and CSO’s (Combined Sewer Overflows) within the city.  Don has also served as lead engineer on projects for the City of Norwalk, Erie County and numerous private development projects in many different jurisdictions. 



Contractors Design Engineering’s business philosophy is to provide their clients with a

quality product that best serves their clients’ needs in a timely manner.






Ken Fortney

Erie County Engineers Office

2900 Columbus Ave

Sandusky, Ohio 44870

Ph.: (419) 627-7716




Eric Dodrill, P.E., P.S.

Erie Soil & Water Conservation

2900 Columbus Ave. #311

Sandusky, Ohio 44870

Ph.: (419) 626-5211

Joshua Snyder, P.E.

Public Works Coordinator

City of Norwalk, Ohio

38 Whittlesey Avenue

Norwalk, Ohio 44857

Ph.: (419) 663-6735



Aaron Klein, P.E.

Director of Public Works

City of Sandusky

222 Meigs Street

Sandusky, Ohio 44870

Ph.: (419) 627-5829




Rob Duncan


City of Norwalk

38 Whittlesey Avenue

Norwalk, Ohio 44857

Ph.: (419) 663-6735



Gary Boyle

Township Administrator

Perkins Township

2610 Columbus Avenue

Sandusky, Ohio  44870

Ph.: (419) 609-1400



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