Group: MLSE (Jan. 19, 2018 – Present)

Ownership term length: 6 years, 3 months and counting

Group membership

• Maple Leaf Sports & Entertainment — 100%

Group: BCE/Kilmer Group (Dec. 31, 2015 – Jan. 19, 2018)

Ownership term length: 2 years

Group membership

• BCE — 50%?
• Kilmer Group — 50%?

Group: David Braley (Feb. 9, 2010 – Dec. 31, 2015)

Ownership term length: 5 years, 10 months

Group membership

• David Braley — 100%

Group: Sokolowski/Cynamon (Nov. 5, 2003 – Feb. 9, 2010)

Ownership term length: 6 years, 3 months

Group membership

• Howard Sokolowski — ?%
• David Cynamon — ?%

Group: CFL (Jul. 29, 2003 – Nov. 5, 2003)

Ownership term length: 3 months, 1 week

Group membership

• CFL — 100%

Group: Sherwood Schwarz (Dec. 20, 1999 – Jul. 29, 2003)

Ownership term length: 3 years, 7 months

Group membership

• Sherwood Schwarz — 100%

Group: Labatt Bewery of Canada (Jul. 26, 1995 – Dec. 20, 1999)

Ownership term length: 4 years, 4 months

Group membership

• Labatt Bewery of Canada — 100%

Group: TSN Enterprises (May. 5, 1994 – Jul. 26, 1995)

Ownership term length: 1 year, 2 months

Group membership

• TSN Enterprises — 100%

Group: McNall/Candy/Gretzky (Feb. 25, 1991 – May. 5, 1994)

Ownership term length: 3 years, 2 months

Group membership

• Bruce McNall — 60%
• John Candy — 20%
• Wayne Gretzky — 20%

Group: Ornest/Carling O'Keefe Ltd. (Dec. 12, 1988 – Feb. 25, 1991)

Ownership term length: 2 years, 2 months

Group membership

• Carling O'Keefe Ltd. — 5%
• Harry Ornest — 95%

Group: Carling O'Keefe Ltd. (Jan. 12, 1979 – Dec. 12, 1988)

Ownership term length: 9 years, 11 months

Group membership

• Carling O'Keefe Ltd. — 100%

Group: Bill Hodgson/Carling O'Keefe Ltd. (Jun. 25, 1976 – Jan. 12, 1979)

Ownership term length: 2 years, 6 months

Group membership

• Bill Hodgson — 60%
• Carling O'Keefe Ltd. — 40%

Group: Bill Hodgson (Feb. 27, 1974 – Jun. 25, 1976)

Ownership term length: 2 years, 3 months

Group membership

• Bill Hodgson — 100%

Group: Baton Broadcasting Ltd./Others (Aug. 31, 1971 – Feb. 27, 1974)

Ownership term length: 2 years, 5 months

Group membership

• Baton Broadcasting Ltd. — 80.5%
• Unknown — 19.5%

Group: Basset/Burns/Lumbers (Jan. 1, 1960 – Aug. 31, 1971)

Ownership term length: 11 years, 7 months

Group membership

• John Basset, Jr. — ?%
• Charlie Burns — ?%
• Len Lumbers, Jr. — ?%

Group: Basset/Burns/Cradock (Oct. 1, 1956 – Jan. 1, 1960)

Ownership term length: 3 years, 3 months

Group membership

• John Basset Jr. — ?%
• Charlie Burns — ?%
• Eric Cradock — ?%

Group: Community/Widely Held (Jan. 1, 1873 – Oct. 1, 1956)

Ownership term length: 83 years, 9 months

Group membership

• Community/Widely Held — 100%