American Classic
American Tactical
A&R Sales
AMT
Armi Dallera Custom (ADC)
Armscor
Australian Precision Arms
Auto Ordnance
Briley
Brolin Arms
Caspian
Charles Daly
Cimarron
Citadel
CO Arms
Colt (commercial and gov't contract)
Crown City
Cylinder & Slide
Dan Wesson
Detonics
Devel
Dlask Arms
D&L Sports
Double Star
Ed Brown
EMF
Essex
Federal Ordnance
Falcon
Firestorm
Freedom Arms
Fusion
Griffon Combat
GSG
Guncrafter Industries
Hero Guns
High Standard
Imbel
Imperial Defense
Infinity
Interstate Arms (Regent)
Irwindale Arms Industries (IAI)
Israeli Arms Industries (also called IAI)
Ithaca (current resurrected company)
Ithaca (gov't contract only)
Iver Johnson
Kimber
Kongsberg (M/1914 pistol)
LAR
Les Baer
Lone Star
Magnum Research
Metro Arms
Mitchell
MP Express
Nighthawk
Norinco
North American Arms Co. Ltd.
Nowlin
Para Ordnance
Pistol Dynamics
Olympic Arms
Omega Defense
Peter Stahl
Randall
Ranger
Regent
Remington Arms (current)
Remington Rand (gov't contract only)
Remington-UMC (gov't contract only)
Rock Island Armory
Rock River Arms
Ruger
Safari Arms
S.A.M
Sarco
Sig Sauer
Singer (gov't contract only)
Sistema (foreign gov't contract)
Smith & Wesson
Springfield Armory (former military arsenal in MA, made 1911s under gov't contract)
Springfield Armory (commercial business est. 1974, not associated with above)
STI
SVI
Taurus
Taylor & Co.
TİSAŞ
Turnbull Mfg.
Unertl
Union Switch & Signal (gov't contract only)
USFA
Wilson Combat
Vega
Valtro
Victory Arms
Volkman
from: http://forums.1911forum.com/showthread.php?t=280059