+1 (815) 941-4800
+1 (815) 941-4600 (fax)

1384 Bungalow Rd.
Morris IL 60450 U.S.A.

PM logoSubstrate Technology, Inc. manufactures and distributes the Prep/Master® brand of floor grinding equipment, surface prep and polishing diamond systems, dust collectors, consumables, and accessories.

STI, plus our global partners — IMPACTS Americas, Airtec AG, Makinex Construction Products, and Von Arx AG— are top leaders in the grinding, polishing, and blasting industry who have developed superior products for "prep to polish" with proven results.

For surface prep, polished concrete, terrazzo, marble, and stone, we offer superior machines and diamond system processes that work hand-in-hand with each other to go beyond what you expect.

We at STI are dedicated to providing our customers with surface preparation and floor polishing products that meet our founder Bill Jones's "Prep/Master Seal of Approval." And the great thing is that we did all the work for you! You'll find the best quality products right here — guaranteed!

Our Partners & Products

IMPACTS shot blasting equipment Airtec scarifiers and profilers
Makinex construction equipment VonArx needle scalers