1st Force Reconnaissance Company
1st Ranger Infantry Company (United States)
1st London Field Company Royal Engineers
1st Separate Air Assault Company "Belarus"
1st Airborne Command Control Squadron
1st Ranger Company
1st Reconnaissance Battalion
1st Independent Company (Australia)
Company B, 1st Tennessee Heavy Artillery
1st Durham Engineers
1st Ranger Company (New Zealand)
1st Somersetshire Engineers
3rd Battalion, 1st Marines
Company E, 52nd Infantry (LRP) (United States)
Tower Hamlets Engineers
1st Newcastle Engineers
1st Canadian Tunnelling Company
Royal 1st Devon Yeomanry
A Battery, Honourable Artillery Company
1st Army Aviation Brigade (Greece)
1st Hampshire Engineers
1st Devonshire Engineers
1st Sussex Engineers
Company G, 1st United States Sharpshooters
1st Raider–Paratrooper Brigade (Greece)
1st Australian Tunnelling Company
1st Company Massachusetts Sharpshooters
1st Independent Company Loyal Virginians
1st Minnesota Sharpshooters Company
1st North Riding Artillery Volunteers
1st Foreign Parachute Heavy Mortar Company
Brecknockshire Battalion
1st Light Tank Company (Australia)
Dundee Fortress Royal Engineers
Sussex Fortress Royal Engineers
Derbyshire Yeomanry
1st Lancashire Engineers
1st Construction Company (U.S. Army Air Service)
North Midland Divisional Engineers
List of Irish Volunteer corps
Royal Gurkha Rifles
Fife and Forfar Yeomanry
301st Intelligence Squadron
221st Mixed Brigade
124th Infantry Regiment (United States)
Royal Yorkshire Regiment
Glamorgan Fortress Royal Engineers
Lothians and Border Horse
Queen's Own Yorkshire Dragoons
Welsh Guards
City of Edinburgh (Fortress) Royal Engineers
VMU-1
Lovat Scouts
London District Signals
Northumberland Hussars
City of London Yeomanry (Rough Riders)
Warwickshire Yeomanry
Cheshire Yeomanry
East Riding of Yorkshire Yeomanry
Girlguiding London and South East England
Marine Raiders
Royal Wiltshire Yeomanry
Kent Fortress Royal Engineers
13th Signal Regiment (United Kingdom)
1st Linlithgowshire Rifle Volunteers
Coldstream Guards
Sherwood Rangers Yeomanry
Queen's Own Royal Glasgow Yeomanry
43rd (Wessex) Signal Regiment
East Riding Fortress Royal Engineers
7th Signal Regiment (United Kingdom)
Renfrewshire Fortress Royal Engineers
Mercian Regiment
East Lancashire Royal Engineers
Queen's Own West Kent Yeomanry
Middlesex Yeomanry
Bristol Engineer Volunteers
Yorkshire Hussars
Royal East Kent Yeomanry
Glamorgan Yeomanry
Berkshire Yeomanry
41st Electronic Combat Squadron
Lanarkshire Yeomanry
Royal Buckinghamshire Yeomanry
Shropshire Yeomanry
West Somerset Yeomanry
Westminster Dragoons
44th (Home Counties) Signal Regiment
Queen's Own Dorset Yeomanry
Royal Newfoundland Regiment
Suffolk Yeomanry
North Somerset Yeomanry
Bedfordshire Yeomanry
50th (Northumbrian) Signal Regiment
Royal Gloucestershire Hussars
South Irish Horse
Staffordshire Yeomanry
Lancashire Hussars
Princess of Wales's Royal Regiment
Leicestershire Yeomanry
Ayrshire (Earl of Carrick's Own) Yeomanry
New Zealand Intelligence Corps
Leicester Town Rifles
South Nottinghamshire Hussars
Duke of Lancaster's Own Yeomanry
Essex Fortress Royal Engineers
Duke of Lancaster's Regiment
101st Aviation Regiment
Companies (1st Amendment) Act, 2015
Queen's Own Oxfordshire Hussars
Sussex Yeomanry
2nd Gloucestershire Rifle Volunteers
Argyll and Sutherland Highlanders
Hampshire Yeomanry
North York Rifle Militia
Blythswood Rifles
North Irish Horse
Westmorland and Cumberland Yeomanry
Royal Wiltshire Militia
Eaton's
Queen's Own Worcestershire Hussars
79th (Hertfordshire Yeomanry) Heavy Anti-Aircraft Regiment, Royal Artillery