Chicago Gear Works
Manufacturers of custom gears, miter gears, worm gears and worm sets, spur gears, bevel gears, and Coniflex gears.
http://www.chicagogearworks.com

Rush Gears Custom Spur Gears
Nobody makes gears faster - prototypes, production runs, variety of materials
http://www.rushgears.com

Gear Motions, Inc.
Two manufacturing locations provide gear grinding and cutting services for spur, helical, and bevel gears as well as sprockets and splines at Gear Motions.
http://www.gearmotions.com

OEMsuppliers.com - Powder Metal Parts
Manufactures powder metal gears and structural parts. Helical gears, worm gears, spur gears, bevel gears, pinion gears.
http://oemsuppliers.com/pm1.shtml

Ka-Wood Gear & Machine Co.
ISO9002 certified gear manufacturing company specializing in helical and spur gears, racks, worm and worm gears, internal and external splines, gear shaving, grinding, and broaching.
http://www.kawoodgear.com

Spencer-Pettus Printing and Industrial Gears
Custom engineered and machined gear components and gearbox repairs
http://spgear.com/

Gear Cutting Co. Ltd
gear cutting and gear manufacturing in the uk - spur gears, helical gears, bevels, worm wheels, splines & power transmission
http://www.gearcutting.com

Unigears
Unigears have been manufacturing precision cut power transmission products, power reduction units, worms and worm wheels, and pinions and shafts in the UK for more than 40 years, and have built a reputation for engineering excellence with total commitment to quality, service and technological expertise, offering Britains most reliable power reduction units
http://www.unigears.com

Agro Engineers
Manufacturers of Industrial Worm Gearbox, Bevel Helical Gear Box, Double Reduction Gearboxes, gear rack and pinion, spur helical bevel and worm gears, shaft mounted speed reducer, Hydro Mechanical Equipments, Gear Hoists, .
http://www.agroengineers.com

Agro Engineers
Manufacturers of standard and custom made gears - spur, helical, worm, racks, pinions, chain sprockets, worm speed reduction gear boxes and other mechanical engineering power transmission equipments etc.
http://agneegears.tripod.com/