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Our Lawyers. Our Success.

David M. Willer, B.A. (Hons.)


Phone: 905-688-8030


Areas of Law

Business Law, Real Estate Law, Tax Law


Dave joined Sullivan Mahoney LLP in 2010 after working for a firm in Toronto. Dave’s practice focuses on general corporate and commercial law, residential and commercial real estate law, commercial leasing and wills and estates.


Full Bio

Dave has experience working on a wide variety of commercial real estate transactions, including the purchase, sale, financing and development of shopping centres, vacant land, industrial facilities and hotels. He has worked on general corporate and commercial transactions ranging from asset sales to share purchases. He has also acted for both tenants and landlords in the drafting and negotiation of commercial leases.


Called to the Bar of Ontario – 2003
Juris Doctor – University of Toronto – 2002
Bachelor of Arts (Honours) – University of Toronto – 1999

Professional Experience

Completed Canadian Securities Course (2000)
A past instructor of the “Law and Construction Contract” course at George Brown College in Toronto
A current instructor of the “Business Law” course at Brock University


Member – Ontario Bar Association
Member – Lincoln County Law Association