John Collins

John Collins



John F. Collins practices corporate-commercial, employment, and privacy law. John is a business orientated lawyer who represents clients in diverse engineering, manufacturing, and service industry segments.

John was called to the Ontario Bar in 1977, to the State Bar of California in 1985, and as a Solicitor in England & Wales in 1990. He has both a business and law degree.

From 1980 to 1991, John was Vice President And Division Counsel of Litton Systems Canada Limited, a Toronto based aerospace, electronics, and defence systems company. Reporting to Litton’s corporate headquarters in California, John managed all legal affairs associated with over $5 billion in domestic and international sales. While with Litton, John negotiated some of the largest defence contracts ever awarded by the Canadian and U.S. Governments.

In 1991, John moved to San Diego, California to practice in-house with Science Applications International Corporation, a Fortune 500 scientific, defense, and computer science corporation.

In 1993, John returned to Toronto and joined Gardiner Roberts LLP where he practiced corporate-commercial, employment, privacy, and government contracts law for thirteen years.

From 1996 through 2003, John acted as co-leader of a legal team which obtained one of the largest judgment ever awarded against the Canadian Government related to a defence contract.

In 2006, John joined Macdonald Sager LLP where he continues to practice.

John has had a life-long interest in aviation. In his spare time, John is an avid golfer. 

  • Education & Admissions

    • Barrister & Solicitor – Law Society of Ontario, 1977

      Attorney & Counsellor At Law - State Bar of California, 1985

      Solicitor – England And Wales, 1990 (Non-Practicing)

      Bachelor of Laws (LLB) - University of Windsor, 1975

      Bachelor of Administrative Studies (BAS) -York University, 1984

      John has lectured and presented papers to the American Bar Association on Canadian government public contract law.

  • Memberships & Associations

    • Boulevard Club, Toronto 

  • News & Media

    • John appeared on the CBC’s “The Fifth Estate” television show, as well as on CBC’s “The National”, regarding the Amertek v. Canadian Commercial Corporation government contract litigation.

      He also appeared in Lexpert Magazine’s March 2004 article on the Amertek case entitled: “Fronti Nulla Fides: The Amertek Litigation”.

  • Seminars & Events

    • John has lectured and presented papers to the American Bar Association on Canadian government public contract law.