Probably not a complete list but I had all this written down.
BAG MAKERS
Commonwealth Countries
United Kindom, Canada, Australia, New Zealand, India, Union of South Africa.
W&G 1941, 42
C.M.Co. (C.M.Co.I.)
RD&Co 1942
W.E.&S. Ltd. Whiteley's Equipment &Supply Ltd. 1941, 42
M.&Co. 1941
J.&A.H. 1942
R,M,A, 1941 42
O.B.C.L. / PSC
H&Sons (Hobson & Sons) 1941
G.&S. Ltd 1942
J.H.& Co. (W) Ltd. 1941
M.&S. Ltd.,I. 1941
H&S 1942
Maple 1941
M.B.Ltd.I. 1942
M.H.&Co. 1941
Woods 1940 (Mk VI – Canada)
WAHAB 1942 (India)
P.S.C.1942
BRITISH WEBBING MANUFACTURES CODES
AG&CO LTD – Garstin & Co.Ltd.
AG – Albert Gill Ltd.
ALBERTGILL – Albert Gill
AC - Associated Cutters
BAGCRAFT – Bagcraft Ltd.
BHG Ltd. - Barrow Hepburn and Gale Ltd.
BS Ltd. - Bass Smeaton
BLACKMAN – Blackman Leather Goods Ltd.
BEWYSE – Blackwell & Young
R BURNS Ltd. - R. Burns Lrd.
CP Ltd. - Caoutchouc Products Ltd.
HHC & Co. - H.H. Carroll & Co.Ltd.
CC – Civic Co.
CS Co. - County Screen Co.
CB – Crown Bedding Co.
FINNEGANS – Finnegans
FLLTD – Foxcraft
H&S Ltd. - Hampton & Sons
HSL – Hewit Sons & Co. Ltd.
J&AH – J & A Hillman
MW&S – Marin Wright & Sons Ltd.
MHG – Mary Harris Gowns
M.E. Co. - Mills Equipment Co.
PM – Peckwash Mills
PSS – Princess Silk Shade
ROVER – Rover Car Co.
R.P.Ltd.- R. Parkyn Ltd.
SN Ltd. - S. Norton Ltd.
T.T.C. - Teddy Toy Co.
TD – Trefano Ltd.
VESTA Ltd. - Vesta Ltd.
W&G – Waring & Gilbow