Our Key Personnel

Dennis Coulson


Over 35 years’ experience in concrete restoration, general contracting and waterproofing. Dennis and his partner Ralph Ewel founded Redco Restoration Specialists Ltd. in 1988. Even today, Dennis personally inspects every project to ensure that the high quality and performance that our clients expect from REDCO is upheld.

Ralph Ewel

Vice President

Over 35 years’ experience in concrete restoration, waterproofing and general contracting. As a co-founder of REDCO, Ralph’s responsibilities have included everything from concrete finishing to site evaluations and estimating. Today, Ralph is primarily responsible for project estimating and revenue control.

John Lysenko

General Manager

Over 20 years’ experience in general contracting. Responsible for estimating and management of general contracting projects including tenant improvements, site development and construction, commercial renovation and contract management services.

Larry Brooksher

General Superintendent
Restoration & Waterproofing

More than 40 years’ experience in concrete restoration and general contracting. Responsible for site management and resource scheduling. At REDCO, we take our responsibility to provide a safe work environment for all our employees, the general public, and our clients very seriously. We enforce a comprehensive and effective safety program that is consistent with all applicable regulations contained in the current Occupational Health and Safety Act. REDCO maintains a current Certificate of Recognition (COR) issued by the Government of Alberta and the Alberta Construction Safety Association signifying a high standard of safe performance and oversight.

Redco Construction
8105 Davies Road NW
Edmonton, AB T6E 4N1

Monday – Friday: 8:00am – 5:00pm

P. 780-466-1820
T.F. 1-866-646-7433

F. 780-466-1666

E. info@redco.ca

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