With help from others on this network and going through numerous threads I have created below list of manufacturers and filling factories in Britain, Canada and Australia.
There is plenty missing and perhaps I made a few errors so if anyone would like to add something to the list please feel free to comment.
British Filling Factories:
BR - ROF Bridgend
CY - ROF Chorley
KBY - Kirkby Filling Factory, Liverpool
SFH - Standard Fireworks
TH - Thorp Arch Filling Factory, Yorkshire
British Manufacturers:
BMB - Briggs Motor Bodies (Dagenham Dock, Essex)
BSMS/c – Butler Sheet Metal Stamping Ltd. (Lancashire)
CC – Carron Company (Carron, Falkirk, Stirlingshire, Scotland)
CMC - Crittal Manufacturing Co., Ltd.
CY - Chorley
ELX - Electrolux (Luton)
F&L – Fished & Ludlow Ltd.
HS/B - H. Stevenson and Sons (Birmingham)
HS/G - H. Stevenson and Sons (Glasgow )
HS/L - H. Stevenson and Sons (London )
HS/M - H. Stevenson and Sons (Manchester)
MB CO - Metal Box Co Ltd (Walton, Liverpool)
PPJ – Pearson Page Jewsbury Co. Ltd. (Westwood Works, Witton, Birmingham)
PSC – Pressed Steel Co.
RG - Radway Green (Cheshire)
RMWC - Rustproof Metal Wndow Company Ltd, Saltney, Flintshire, Wales
RWP - Robinsons Waxed Paper, Ltd. (Swindon)
S&W - Scoffin and Willmott Ltd, Barking, Essex
TAW – Thames Ammunition Works (Slade Green, Kent)
VATV - Vickers Armstrong Team Valley (fuse No.211)
VAS - Vickers Armstrong, Scotswood (fuse No.208)
Canadian Filling Factories:
Sc/C - Scarboro Canada Filling Factory, Ontario
Sm/C - Stormont Chemicals Ltd, Ontario
Pg/C - Pickering Canada Filling Factory, Ontario
Canadian Manufacturers:
BB/C - Beatty Bros. (Fergus, Ontario, Canada)
CB/C - Clare Bros. (Preston, Ontario, Canada)
CMS/C - Chatham Malleable Steel Products (Chatham, Ontario, Canada)
CTB/C - Canadian Top and Body Division
ETC/c - Taylor Electric Co. (London, Ontario, Canada)
GFS - Gibbard Furniture Shop (Napanee, Ontario, Canada)
MC – Moffats Ltd. (Weston, Ontario, Canada)
T.S.C.-C. – Truscon Steel Co. (Windsor, Ontario, Canada)
Australian Manufacturers:
GMH-W - General Motors Holdens Ltd (Australia)
RIL – Sydney, Australia
SCC - Sydney County Council (Sydney, Australia)
Unknown:
MF
MPB
SF
T&L
VAL
XX
There is plenty missing and perhaps I made a few errors so if anyone would like to add something to the list please feel free to comment.
British Filling Factories:
BR - ROF Bridgend
CY - ROF Chorley
KBY - Kirkby Filling Factory, Liverpool
SFH - Standard Fireworks
TH - Thorp Arch Filling Factory, Yorkshire
British Manufacturers:
BMB - Briggs Motor Bodies (Dagenham Dock, Essex)
BSMS/c – Butler Sheet Metal Stamping Ltd. (Lancashire)
CC – Carron Company (Carron, Falkirk, Stirlingshire, Scotland)
CMC - Crittal Manufacturing Co., Ltd.
CY - Chorley
ELX - Electrolux (Luton)
F&L – Fished & Ludlow Ltd.
HS/B - H. Stevenson and Sons (Birmingham)
HS/G - H. Stevenson and Sons (Glasgow )
HS/L - H. Stevenson and Sons (London )
HS/M - H. Stevenson and Sons (Manchester)
MB CO - Metal Box Co Ltd (Walton, Liverpool)
PPJ – Pearson Page Jewsbury Co. Ltd. (Westwood Works, Witton, Birmingham)
PSC – Pressed Steel Co.
RG - Radway Green (Cheshire)
RMWC - Rustproof Metal Wndow Company Ltd, Saltney, Flintshire, Wales
RWP - Robinsons Waxed Paper, Ltd. (Swindon)
S&W - Scoffin and Willmott Ltd, Barking, Essex
TAW – Thames Ammunition Works (Slade Green, Kent)
VATV - Vickers Armstrong Team Valley (fuse No.211)
VAS - Vickers Armstrong, Scotswood (fuse No.208)
Canadian Filling Factories:
Sc/C - Scarboro Canada Filling Factory, Ontario
Sm/C - Stormont Chemicals Ltd, Ontario
Pg/C - Pickering Canada Filling Factory, Ontario
Canadian Manufacturers:
BB/C - Beatty Bros. (Fergus, Ontario, Canada)
CB/C - Clare Bros. (Preston, Ontario, Canada)
CMS/C - Chatham Malleable Steel Products (Chatham, Ontario, Canada)
CTB/C - Canadian Top and Body Division
ETC/c - Taylor Electric Co. (London, Ontario, Canada)
GFS - Gibbard Furniture Shop (Napanee, Ontario, Canada)
MC – Moffats Ltd. (Weston, Ontario, Canada)
T.S.C.-C. – Truscon Steel Co. (Windsor, Ontario, Canada)
Australian Manufacturers:
GMH-W - General Motors Holdens Ltd (Australia)
RIL – Sydney, Australia
SCC - Sydney County Council (Sydney, Australia)
Unknown:
MF
MPB
SF
T&L
VAL
XX