Since 1969, AB Precision Grinding Co. in Easton has provided precision grinding and machining for aerospace, defense, and industrial manufacturers. The company handles oversized work—including Blanchard-ground parts up to 104 inches in diameter and surface-ground parts up to 120 inches long—alongside close-tolerance work in demanding alloys. AB Precision is AS9100D certified, ITAR-registered, and JCP certified, with more than 50 years of experience supporting regulated manufacturing.
AS9100D
ISO 9001:2015
ITAR / DDTC Registered
Registration
JCP Certified (DD2345)
Registration
DLA Enhanced Validation (DEV)
Registration
CMMC Level 2 & NIST SP 800-171 Compliance
Compliance program
NIST 800-171
Cybersecurity certification
Arrow Grinding IncFounded in 1956, third-generation family-owned Arrow Grinding Inc. provides precision grinding and close-tolerance part manufacturing, with machining and grinding handled under one roof. Its 43,000-square-foot facility grew from a centerless-grinding specialty into a one-source operation serving customers across North America. Arrow is AS9100 certified and ITAR registered, supporting its work for aerospace and defense customers.TONAWANDA, NY
Grand Valley Manufacturing CoWith more than 70 years in the machining industry, Grand Valley Manufacturing Co. is a Titusville, Pennsylvania manufacturer known for taking on unusually long, large and heavy components. Its multiple facilities serve demanding customers in aerospace, defense and energy, with capacity for parts up to 70 feet long. The company is ISO 9001 certified, ITAR registered and JCP certified.TITUSVILLE, PA
Grind All IncOperating since 1974, Grind All Inc. is an Ohio precision-finishing shop known for being among the state’s early adopters of CNC grinding. It supports industrial, aerospace, defense and medical manufacturers with close-tolerance work, and its ISO 9001:2015 and AS 9100D certifications reflect the rigorous quality systems behind that service.N BRUNSWICK, OH
Advanced Carbide GrindingSince 1999, Advanced Carbide Grinding has grown from a garage-sized shop founded by five skilled professionals into a 100,000-square-foot, three-shift operation in Derry, Pennsylvania. Today, co-owners David Butz and Jim Elliott remain hands-on as the company produces precision-ground components for manufacturers across western Pennsylvania and beyond. Its ISO 9001:2015-certified quality system reflects a culture built around getting demanding work right the first time.DERRY, PA