Swiss Turning
Complex components with tight tolerances down to ±.0002" for small-diameter, high-volume production with exceptional surface finishes.
Delivering mission-critical precision machining components with tolerances down to ±.0002" for aerospace, defense, medical device, and photonics industries. Our ISO-certified facility combines advanced Swiss turning, 5-axis CNC milling, and rigorous quality systems to ensure your complex geometries meet exacting specifications where failure is not an option.

Complete precision machining solutions for mission-critical applications across aerospace, defense, medical device, and photonics industries.
Complex components with tight tolerances down to ±.0002" for small-diameter, high-volume production with exceptional surface finishes.
Precision 3-, 4-, and 5-axis milling for intricate, multi-axis components with consistent repeatability and complex geometries.
High-precision turning for cylindrical and complex geometry parts, delivering tight tolerances and smooth surface finishes.
Production-intent prototyping with same precision and quality standards as full production, bridging design and manufacturing.
Certified quality assurance with Global Advantage CMM, OASIS optical inspection, and comprehensive documentation services.
Tailored precision machining solutions for unique applications requiring specialized materials and complex manufacturing processes.
Since 1953, Criterion has evolved into a specialized precision machining partner for industries demanding absolute accuracy. Our ISO-certified facility combines advanced Swiss turning, multi-axis CNC capabilities, and rigorous quality systems to deliver components with tolerances down to ±.0002". From prototype to production, we machine titanium, stainless steels, and specialty materials with the precision your critical applications demand.

Delivering mission-critical components for leading companies in aerospace, defense, medical devices, and photonics.
Three generations of precision machining excellence for industries where failure is not an option.
ISO 13485 and ISO 9001 certified with FDA and ITAR registration.
Tight tolerances down to ±.0002" with advanced Swiss turning and multi-axis capabilities.
State-of-the-art CNC equipment including 8-axis Swiss machines and 5-axis milling centers.
WBENC certified woman-owned enterprise with third-generation leadership and proven reliability.
Experienced professionals dedicated to precision machining excellence.

President
As the third-generation owner and President of Criterion Precision Machining, Tanya DiSalvo leads a woman-owned precision machining company that has evolved from a general machine shop founded by her grandfather Mike Ondercin in 1953. Under her leadership, Criterion has become a trusted partner for mission-critical industries including medical devices, aerospace, defense, and photonics. Tanya has guided the company's transformation into a specialized precision machining facility focused on serving 'No Failure' sectors, investing in advanced technology and quality systems to meet the exacting demands of industries where precision and reliability are paramount. Her commitment to excellence and innovation continues the family legacy of delivering exceptional precision machining solutions.

Estimator/Project Manager
Mike Pinchot serves as Estimator and Project Manager at Criterion Precision Machining, bringing extensive expertise in project coordination and cost estimation for complex precision machining projects. His role involves working closely with clients to understand their specific requirements, developing accurate project estimates, and managing the execution of precision machining projects from initial consultation through final delivery. Mike's deep understanding of machining processes, materials, and manufacturing timelines ensures that every project meets Criterion's exacting standards while staying on schedule and within budget. His attention to detail and commitment to customer satisfaction make him an invaluable asset to the Criterion team and a trusted point of contact for clients requiring mission-critical precision components.

Chief Financial Officer
David Glass serves as Chief Financial Officer at Criterion Precision Machining, overseeing the company's financial operations and strategic planning. His role encompasses financial management, budgeting, and ensuring the company's continued growth and stability in the precision machining industry. David's expertise in financial analysis and business operations supports Criterion's mission to deliver mission-critical components for aerospace, defense, medical device, and photonics industries. His strategic oversight helps maintain the company's investment in advanced technology and quality systems while ensuring operational efficiency. David's commitment to financial excellence and business growth contributes to Criterion's reputation as a reliable partner for industries where precision and quality cannot be compromised.
What tolerances can you achieve with your precision machining services?
We can achieve tight tolerances down to ±.0002" using our advanced Swiss turning, CNC milling, and turning capabilities with rigorous quality control systems.
What materials do you work with for precision machining?
Do you offer prototyping services?
What certifications do you maintain?
What industries do you serve?
What machining capabilities do you offer?
How do you ensure quality control?
What is your minimum order quantity?
Our experienced team is ready to provide expert guidance and custom solutions.
Medical device quality management system
Quality management system standard
Women's Business Enterprise National Council
Contact us today to discuss your requirements and receive a detailed quote for your mission-critical components.
For immediate assistance, feel free to give us a direct call at 216-267-1733 You can also send us a quick email at office@criteriontool.com
For immediate assistance, feel free to give us a direct call at 216-267-1733 You can also send us a quick email at office@criteriontool.com