31 Ontario Territorial Battalion Group
31 Maint Coy (Hamilton)
31 Signal Company (Hamilton, London)
31 S&T Coy (London, Windsor)
A Bty, 31 RCA (Hamilton, Guelph)
31 Engineer Squadron (The Elgin's) (St. Thomas, Waterloo)
A Sqn Recce, 1st Hussars (RCAC) (London, Sarnia)
B Sqn Recce, The Windsor Regiment (RCAC) (Windsor)
A Coy Infantry, The Royal Hamilton Light Infantry (Hamilton)
B Coy Infantry, The London and Oxford Fusiliers (London)
C Coy Infantry, The Perth Regiment (Stratford)
D Coy Infantry, Royal Highland Fusiliers of Canada (Cambridge, Kitchener)
E Coy Infantry, The Grey and Simcoe Foresters (Owen Sound, Barrie)
F Coy Infantry, The Essex Kent Scottish (Chatham)
G Coy Infantry, The Argyll and Sutherland Highlanders of Canada (Hamilton)
32 Ontario Territorial Battalion Group
32 Maint Coy (Toronto)
32 Signal Company (Toronto, Borden)
32 S&T Coy (Toronto)
A Bty, Toronto Regiment, 32 RCA (Toronto)
B Bty, 32 RCA (Brantford, Simcoe, St Catharines)
32 Engineer Squadron (Toronto)
A Sqn Recce, The Governor General's Horse Guards (Toronto)
B Sqn Recce, The Queen's York Rangers (RCAC) (Toronto, Aurora)
A Coy Infantry, The Queen's Own Rifles of Canada (Scarborough)
B Coy Infantry, The Royal Regiment of Canada (Toronto)
C Coy Infantry, The Lincoln and Welland Regiment (St. Catherine’s, Welland)
D Coy Infantry, The Lorne Scots (Brampton, Oakville, Georgetown)
E Coy Infantry, 48th Highlanders of Canada (Toronto)
F Coy Infantry,The Toronto Scottish Regiment (Mississauga)
33 Ontario Territorial Battalion Group
33 Maint Coy (Ottawa)
33 Signal Company (Ottawa)
33 S&T Coy (North Bay, Sault Ste Marie)
A Bty, 33 RCA (Ottawa)
B Bty (Lanark and Renfrew Scottish), 33 RCA (Pembroke)
C Bty, 33 RCA (Sault Ste. Marie)
33 Engineer Squadron (Ottawa, Orleans)
A Sqn, The Ontario Regiment (RCAC) (Oshawa)
A Coy Infantry, Governor General's Foot Guards (Ottawa)
B Coy Infantry, The Princess of Wales' Own Regiment (Kingston)
C Coy Infantry, The Hastings and Prince Edward Regiment (Belleville, Cobourg, Peterborough)
D Coy Infantry, The Brockville Rifles (Brockville)
E Coy Infantry, Stormont, Dundas and Glengarry Highlanders (Cornwall)
F Coy Infantry,The Cameron Highlanders of Ottawa (Ottawa)
G Coy Infantry, The Algonquin Regiment (North Bay, Timmins)
H Coy Infantry, Irish Regiment of Canada (Sudbury)