ADS is Now Co-located with Mid-Canada Mod Center

Move part of strategy to integrate operations, add efficiency and elevate customer experience


TORONTO — 20 September 2022 — ADS, Canada’s premier aviation design, engineering and certification experts, has co-located its Ontario operations with its partner Mid-Canada Mod Center. The facilities are centrally located in the North Business Aviation Area of Toronto Lester B Pearson International Airport.

“ADS and Mid-Canada Mod Center have always enjoyed a very close working relationship, solving demanding avionics challenges with a strong client focus,” said Bob Gow, president of ADS. “Closing the Midland office and moving our headquarters and aviation DAO—Design Approval Organization—to the Mississauga facility is the next logical step in our continuing efforts to further integrate our operations, enhance efficiency and elevate our customers’ experience.”

About ADS

We are problem solvers. Canada’s aviation engineering, design and certification experts, we have 25+ years of experience on an impressive range of aircraft. If the aircraft is type-certified in Canada, we probably have a Supplemental Type Certificate developed for it. We serve business, commercial and special mission operators with a wide range of services, including structures, interior completions, cabin avionics, flight deck upgrades and more. We help aircraft operators obtain certifications of all kinds including STCs, TSOs and RDAs We have extensive experience working with aviation authorities from around the globe and understand how to modify aircraft to be wheels up in a timely and cost-effective manner. We also offer complete off-the-shelf design packages. An approved Transport Canada DAO with central and western offices, we are also recognized by Professional Engineers Ontario. Learn more at


For more information contact
Bob Gow
+1 (705) 527-6095