CNC Milling
Precision 3-, 4-, and 5-axis milling for complex, multi-axis components with tight tolerances and consistent repeatability for critical applications.
Experience unmatched precision machining with tolerances down to ±.0002" and fast turnaround times for mission-critical components. Our advanced CNC capabilities, including Swiss turning and 5-axis milling, deliver consistent quality for medical device, aerospace, defense, and photonics industries where failure is not an option.

Complete precision machining solutions from prototyping to production with advanced multi-axis capabilities.
Precision 3-, 4-, and 5-axis milling for complex, multi-axis components with tight tolerances and consistent repeatability for critical applications.
High-precision turning for cylindrical and complex geometry parts, delivering tolerances down to ±.0002" with smooth surface finishes.
Specialized Swiss turning for complex small-diameter components with exceptional precision, ideal for high-volume production of intricate parts.
Production-intent prototyping that bridges design and manufacturing, testing fit, function, and manufacturability with the same precision as production parts.
Certified quality assurance program with CMM inspection, optical measurement systems, and comprehensive documentation for complete traceability.
Expert machining of challenging materials including titanium, stainless steels, aluminum, PEEK, and specialty alloys for demanding applications.
Our advanced CNC capabilities deliver exceptional precision for industries that demand perfection. With tolerances down to ±.0002", multi-axis machining centers, and certified quality systems, we manufacture components that meet the exacting standards of medical device, aerospace, defense, and photonics applications. Every part is produced with meticulous attention to detail and rigorous quality control.

Serving mission-critical industries with precision machining solutions that exceed expectations.
Three generations of precision machining excellence serving mission-critical industries.
Tight tolerances down to ±.0002" with advanced multi-axis machining capabilities.
ISO 13485 and ISO 9001 certified with FDA registration and comprehensive quality systems.
State-of-the-art CNC equipment including Swiss turning and 5-axis milling centers.
Specialized experience with titanium, stainless steels, specialty plastics, and challenging alloys.
Experienced professionals dedicated to delivering mission-critical components.

President
As the third-generation owner and President of Criterion Precision Machining, Tanya DiSalvo leads a woman-owned business that has evolved from its 1953 origins into a specialized precision machining company. Under her leadership, Criterion has focused exclusively on serving 'No Failure' industries including medical device, aerospace, defense, and photonics. Tanya has championed the company's investment in advanced technology, quality systems, and certification programs that enable Criterion to meet the exacting demands of mission-critical applications. Her commitment to precision and quality has positioned Criterion as a trusted partner for components where failure is simply not an option, maintaining the legacy of excellence established by founder Mike Ondercin while driving innovation for future growth.

Estimator/Project Manager
Mike Pinchot serves as Estimator and Project Manager at Criterion Precision Machining, bringing extensive expertise in precision machining project management and cost estimation. In his dual role, Mike works closely with clients to understand their specific requirements, providing accurate estimates for complex machining projects while managing the entire production process from concept to completion. His deep understanding of advanced CNC capabilities, including Swiss turning and multi-axis milling, enables him to optimize project workflows and ensure efficient delivery of tight-tolerance components. Mike's attention to detail and project management skills are essential in coordinating the intricate processes required for medical device, aerospace, defense, and photonics applications where precision timing and quality are critical to mission success.

Quality Manager
Kelly Marflak serves as Quality Manager at Criterion Precision Machining, overseeing the comprehensive quality assurance program that ensures every component meets the exacting standards required by mission-critical industries. With expertise in ISO 13485 and ISO 9001 quality systems, Kelly manages the advanced inspection processes using state-of-the-art equipment including the Global Advantage CMM with PC-DMIS software and the OASIS Optical Automatic Smart Inspection System. Her leadership ensures that Criterion maintains the precise tolerances down to ±.0002" that medical device, aerospace, defense, and photonics industries demand. Kelly's commitment to quality excellence guarantees that every part leaving Criterion meets the rigorous documentation and traceability requirements essential for components where failure is not an option, providing clients with the confidence that comes from certified quality assurance.
Medical device quality management certified
Quality management system certified
Women's Business Enterprise certified
Contact us today to discuss your CNC machining requirements and receive a detailed quote for your project.
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