Lange Grinding, Inc.
Lange Grinding specializes in blanchard grinding, surface grinding, or milling of large sized parts and close tolerance requirements. We can quote a price including sourcing of material, surface finishing, and freight included.
http://www.langegrinding.com

Transor Filter
Design and manufacturing of EDM and grinding oil filtration systems. Patented, self cleaning system filters to one micron. Grinding applications include carbide and tool steel.
http://www.transorfilter.com/

Seagate Grinding and Manufacturing, Inc.
Tool grinding and cutter grinding services, manufacturer of special cutting tools.
http://www.seagategrinding.com

Ryeco Inc.
Double Disc Grinding for precision tolerance replacing Surface Grinding, Lapping, Blanchard with high volume
http://www.ryecoinc.com

Specialty Grinding & Machining
Small California business specializing in grinding services. Includes surface, ID-OD, and CNC grinding, tool and cutter resharpening, and related cutting and drilling.
http://specialtygrindingandmach.homestead.com/index.html

SALT-Superabrasives
Manufactures diamond- and CBN-plated grinding products incl. jig grinding mandrels, grinding wheels. Customization, and strip and replate processing. A unit of U.S. Avionics, Inc.
http://www.salt-superabrasives.com

South Coast Grinding
South Coast Grinding, we have grinding machines to fit all of your OD/ID grinding and CNC/Surface grinding needs.
http://www.southcoastgrinding.com

Spindle Grinding Service, Inc.
Spindle Grinding Service, Inc. provides spindle taper grinding in the machine with mobile, on-site, in-plant, precision grinding equipment. Their motto is Have Grinder, Will Travel
http://www.spindlegrinding.com

Precision Roll Grinders, Inc
USA. Industrial roll grinding and repairs company. Roll refinishing, grinding, repairing and refurbishment for the nonwovens industry. Tungsten carbide coating, and hot grinding to simulate actual operating conditions.
http://www.precisionrollgrinders.com/

GII Solutions, Inc.
Manufacturers of a complete line of grinding wheel dressing equipment. Grinding wheel variable speed, all electric truing spindles.  Custom designed CNC wheel dressing systems to retrofit any grinder.  Superabrasive friendly.
http://www.giisolutions.com/