Who We Are

RC Spencer Windsor Office
Mission Statement

RC Spencer Associates is committed to technical excellence in civil engineering design, project management and inspection services, and to providing a full range of cost effective professional engineering services related to municipal roads and transportation engineering, urban planning/land development, hydraulics engineering, environmental assessment, sewerage and drainage, water works, and parks development.



Richard C. Spencer, M.A.Sc., P.Eng.
(519) 946-1122 ext. 1133


Bruce Ropat
Senior Manager/Associate
(519) 946-1122 ext. 1131


John Tofflemire, M.A.Sc., P.Eng.

Manager, Leamington Office
(519) 324-0606

Stephen Jahns, B.A.Sc., P.Eng., CET
Manager, Chatham-Kent Office
(519) 365-9212

Dennis McCready, B.A.Sc., P.Eng.

Senior Engineer, Drainage Specialist

Chatham-Kent Office

(519) 365-9212

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Our Team


Richard C. Spencer, M.A.Sc., P.Eng., is President of RC Spencer Associates Inc.  He graduated in 1977 from the University of Windsor with a Masters Degree in Civil Engineering, is a Designated Consulting Engineer and licensed in the Province of Ontario and the State of Michigan.  He brings with him over 35 years of experience in engineering design and project management to provide leadership to the Company. RC Spencer Associates Inc. resulted from the 2009 reorganization of the civil division of HGS Limited, of which Mr. Spencer was Principal.


Bruce Ropat is a senior manager and partner in the firm. Mr. Ropat joined HGS Limited in 1990 as a senior field supervisor and has over 40 years of construction experience in the heavy construction and engineering fields.  Mr. Ropat previously was employed by the City of Windsor as a Construction Inspector having completed Ministry of Transportation courses in Construction Inspection, Soils Technology, Concrete, Asphalt and Municipal Survey.


John Tofflemire, M.A.Sc., P.Eng., joined RC Spencer Associates Inc. as a senior transportation engineer in 2011 after more than 35 years in municipal engineering.  From 1981 to 2006, Mr. Tofflemire was the Commissioner of Traffic Engineering, City Engineer, and General Manager of Public Works for the City of Windsor.  From 2006 until 2011 he was the Director of Community Services for the Municipality of Leamington.  John is a branch manager of the Leamington Office.

Stephen E. Jahns, B.A.Sc., P.Eng., CET, joined RC Spencer Associates in 2016.  As a graduate of the University of Windsor's Faculty of Engineering, Stephen possesses a Bachelor of Applied Science - Honours Civil Engineering and over twenty years of progressive experience in both private sector consulting and public sector government infrastructure and engineering administration.  From 2003 to 2014, Stephen was a member of the Senior Management Team at the Corporation of the Municipality of Chatham-Kent, acting as Manager of Infrastructure and Transportation.

Dennis McCready, B.A.Sc., P.Eng., joined RC Spencer Associates Inc. in 2016 as a senior engineer and municipal drainage specialist after nearly 40 years of consulting engineering experience.  Mr. McCready was a Senior Water Resources Engineer at Todgham and Case Associates Inc. for 31 years (Vice President) and then with Dillon Consulting Ltd. for 8 years.  Mr. McCready has completed hundreds of municipal drainage reports under the “The Drainage Act” for Chatham-Kent and several municipalities in Lambton County, Essex County, Elgin County and Middlesex County.  He has held various positions on the Executive of the Kent County Chapter of APEO.