- Partner, since 2006
- Previously a partner with another Toronto-based law firm
Glenn Grenier carries on a commercial litigation practice with emphasis on construction and aviation law. He is national Co-Chair of the Construction Law practice group as well as being one of the leading members of the aviation practice group.
Glenn is one of the firm's leading experts on construction law, construction liens and construction litigation. He regularly acts for project owners and developers, project financiers, general contractors and major subcontractors, sureties as well as suppliers, architects, engineers, designers and planners. His experience includes dealing with all manner of construction disputes including claims for lien, claims for extras, claims for delay and acceleration, negligence claims, tender disputes and asserting and defending bond and trust claims.
Glenn's practice also involves drafting construction contracts, contracts for professional services related to construction, tendering documentation, finishing contracts and ongoing advice to clients involved in the construction process, proper release of holdbacks and dealing with close-out documents, whether or not this consultation also involves a dispute or litigation.
Although based in Toronto, Glenn has been involved in projects across Ontario and indeed across the country. He has been retained by both extra-provincial and international clients involved in construction projects and/or disputes throughout Canada and North America.
Glenn is a long-standing member of the Executive of the Construction Law Section, Ontario Bar Association. He has chaired conferences and taught seminars and courses on construction law, construction claims and the Construction Lien Act of Ontario. He is listed in The Best Lawyers in Canada 2013 as a leader in Construction Law.
Glenn is one of the firm's leading experts on aviation law and has taught this subject at the University of Western Ontario for the past four years. He is general counsel to the Canadian Owners and Pilots Association (COPA), a national association with over 18,000 members engaged in the promotion and advancement of general aviation in Canada. He is also counsel to the Civil Air Search and Rescue Association (CASARA). He was one of the lead class counsel for passengers on board Air Transat Flight 236 following the emergency landing of that flight in the Azores in August 2001. He has also acted for airlines, airports, other aviation associations, FBO's, aircraft owners, pilots, passengers and other parties involved in regulatory matters, litigation, enforcement proceedings and aircraft accidents internationally and across the country.
Glenn has acted in many commercial disputes involving aircraft, hangars and airports. This includes regularly acting for the owners and operators of airports/aerodromes and successfully challenging provincial and municipal attempts to regulate, restrict or prohibit aeronautical activities.
Glenn is the editor of the Aviation chapter in O'Brien's Commercial Forms. He is a licensed pilot and, until donated to the Canadian Aviation Museum, was the owner and operator of a 1948 Funk B85-C aircraft based at the Burlington Executive Airport.
For over 22 years, Glenn has acted in a wide variety of commercial litigation matters including real estate and development disputes, commercial tenancy litigation, shareholder disputes, franchise litigation, collection enforcement and defence, repair and storage liens and other commercial disputes.
- Acting for one of the larger gold mines in Canada with respect to $68 million of lien claims by a major contractor as well as the receivership of another contractor resulting in $25 million of lien claims.
- Acting for the Canadian subsidiary of an international conglomerate in finalizing its contract for the building envelope for the Trump Tower in downtown Toronto including obtaining a $3.2 million judgment against the developers and successfully defending that Judgment before the Ontario Court of Appeal. In addition, representing that same party with respect to a $7.0 million delay claim by a subcontractor.
- Representing the owner with respect to $5.0 million claim concerning deficiencies in the precast cladding system of a Toronto office building.
- Asserting construction claims on behalf of parties with respect the Peterborough Regional Health Centre, the Willowbrook Rail Maintenance Facility, Etobicoke, the Gucci Flagship Store in San Francisco CA, Tauton Gardens Power Centre, Whitby, the Canadian Opera House, Toronto, the new Canada Bread processing facility in Hamilton, Richmond Hill Community Environmental Centre, Greenfield Power Generation facility, St. Clair, Richmond Hill Montessori School, expansion projects at the Ford Assembly Plant in Oakville, the GM Assembly Plant in Oshawa and the Chrysler Assembly Plant in Brampton, GO Transit expansion projects, Hospital for Sick Children, Toronto, Gallery Project, Toronto and the Waterloo City Centre.
- Defending construction claims on behalf of parties with respect to Pearson International Airport Expansion Project, Cadbury Adams (Kraft) Canada plant expansion, Etobicoke, the Collins Bay Institute, Kingston, Bio-oil fuel facilities in Guelph, Ferrero Canada Plant, Brantford, Holt-Holloway Mine, Timmins, Rose Theatre, Brampton, Courthouse in Brampton, Vaughan Mills Mall, George Brown College, Rouge Valley Hospital, Liberty Village, Toronto, Residences at Shaftesbury Avenue, Toronto, Intrawest development projects in Collingwood and the Pacific Mall.
- Being consulted by parties with respect to construction issues with respect to the Ritz Carlton Hotel/Condominium, Toronto, Fort St John Hospital in Fort St. John B.C., Terrace Bay Pulp and Paper Mill, Mount Royal University Project in Calgary, ICE Condominium Project in Toronto, Soldier' Memorial Hospital, Orillia and The 400 Highway Series of Travel Centres.
- Negotiating and drafting both consultant and construction contracts for the cleanup of a contaminated industrial property on behalf of the owner as well as advising the owner throughout to the completion of the contracts including to the point of holdback release.
- Being retained by a consortium of contractors and successfully appealing a decision of the Ontario Divisional Court before the Ontario Court of Appeal and thereby asserting the priority of the construction liens of such contractors over the project mortgagee as reported in Parkland Plumbing & Heating Ltd. V. Minaki Lodge Resort 2002 Inc. (2009), 305 D.L.R. (4th) 577, 78 C.L.R. (3d) 1, 77 R.P.R (4th) 159, 2009 ONCA 256,  O. J. No. 1195, 2009 CarswellOnt 1522 (Ont. C.A.).
- Acting as General Counsel to the Canadian Owners and Pilots Association (COPA)
- Acting as General Counsel to the Civil Air Search and Rescue Association of Canada (CASARA)
- Acting for a number of airports and aerodromes and challenging the applicability of provincial or municipal laws/bylaws (including enforcement) with respect to activities at airport/aerodrome on the basis same are governed by the exclusive federal power over aeronautics further to the Canadian Constitution, including:
- acting for a GTA airport with respect to the construction of new runways, taxiways, hangars and terminals;
- acting for a northern Ontario airport and FBO with respect to attempts of the provincial Ministry of Environment to control aircraft maintenance activities;
- successfully forcing injunction proceedings to be withdrawn by an Ontario municipally attempting to stop expansion of a helicopter maintenance base and to shut down the commercial operations at a registered aerodrome in central Ontario on the basis that the FBO had no building permit and the commercial operations breached the local zoning by-law;
- obtaining an Order from the Alberta Court of Appeal removing flight prohibitions and restrictions imposed by an Alberta Municipality upon a helicopter aerodrome;
- having charges withdrawn against an aerodrome operator brought by a municipality which alleged breach of its fill bylaw and lack of a fill permit during the construction of a runway; and
- having a municipality abandon attempts to shut down activities at a registered aerodrome on the basis same did not comply with a municipal by-law purportedly regulating private airfields.
- Providing expert evidence with respect to Canadian aviation law further to proceedings in Texas concerning the purchase and sale of a Bombardier Global 5000 aircraft.
- Acting as one of the Class Counsel for the passengers of Air Transat Flight 236 following the emergency landing of that flight in the Azores in August 2001. That effort led to the $7,650,000 court approved settlement secured on behalf of 175 passengers.
- Acting for a passenger and family with respect to a claim arising from the crash of Air France 358 at Pearson International Airport.
- Acting for the family of passenger killed in a seaplane accident on the Fraser River, B.C.
- Acting for an international aircraft leasing company with respect to a multi-million dollar lawsuit against Boeing, Bahamasair and others concerning the lease of nine Dash 8-300 aircraft.
- Acting for pilots being investigated by Transport Canada with respect to alleged breaches of the Canadian Air Regulations.
- Acting for creditors with respect to the insolvencies of Air Canada and Canada 3000 Airlines Limited and Royal Aviation Inc.
A Review of the Most Important Construction Law Cases of the Year
A Landmark of a Case? Landmark II
Managing the Legal Aspects of Construction Financing
Fundamentals of Construction Law
Final Report: Canada Transportation Act Review
O'Brien's Commercial Forms
61 McMillan lawyers recognized in The Best Lawyers in Canada 2017
McMillan lawyers well-represented in the 2016 Canadian Legal Lexpert Directory
60 McMillan lawyers recognized in the 10th Edition of The Best Lawyers in Canada
McMillan lawyers are well represented in the 2015 Canadian Legal Lexpert Directory
McMillan lawyers recognized in the 2015 Best Lawyers in Canada
McMillan lawyers are well represented in the 2014 Canadian Legal Lexpert Directory
49 McMillan lawyers recognized in the 2014 Best Lawyers in Canada
50 McMillan Lawyers recognized in the 2012 Best Lawyers in Canada
- University of Toronto, LLB - 1989
- University of Toronto, BA Commerce - 1986
Year Of Call
- Called to the Ontario bar - 1991
corporate real estate
aerospace and defence
Directorships and Professional Associations
- Ontario Bar Association
- Executive, Construction Law Section of OBA for over 10 years
- Executive, Insolvency Law Section of OBA
- Canadian Bar Association, Construction Law and Air and Space Law Sections
- Toronto Lawyers Association
- Canadian Owners and Pilots Association, Current Legal Counsel, Member and Past Director
- Air Transportation Associate of Canada
- Toronto Construction Association
- January 2010 – April 2013
MOS 3306B – Aviation Law
Course Instructor, University of Western Ontario, Aubrey Dan Program in Management and Organizational Studies
Course Lectures include:
- Federal Jurisdiction Over Aeronautics
- International Aeronautical Conventions including the Chicago Convention, the Warsaw Convention and the Montreal Convention
- Aeronautics Act and the Canadian Air Regulations
- Aerodromes, Airports and Airspace
- Personnel Licensing and Training
- Enforcement of Canadian Air Regulations
- Criminal Offences related to Aviation
- Civil Liability
- Aircraft Registration, Ownership and Airworthiness
- Aircraft Purchase, Sale and Leasing
- Aviation Security
- As a member of COPA Flight 28 Inc. (including acting as Flight Captain) Glenn has, over the years, participated in large number of the community service activities of this organization including the Young Eagles Program, Big Brothers/Sisters Airlifts, flight education programs for local schools and running the scholarship committee
- Between 2002 and 2006, Glenn was an elected member of the Board of Directors of the Canadian Owners and Pilots Association representing Southern Ontario
- Glenn has volunteered as a Scout Leader for his two sons' Scout Troop, 1st Tansley Scouts, Burlington, Ontario and has done so for a total of 4 years
Awards & Rankings
- Listed in The Best Lawyers in Canada 2017 as a leader in Construction Law
- Listed in the Canadian Legal Lexpert Directory 2016 as a leading practitioner in the area of Construction Law
- Consistently Peer Reviewed as "Distinguished" by Martindale-Hubble for past 10 years