Precise Manufacturing Services with Quality Assurance

Experience precision machining excellence with Criterion's comprehensive manufacturing services, delivering mission-critical components with tolerances down to ±.0002". Our ISO-certified processes and advanced quality assurance systems ensure every part meets the exacting standards of medical device, aerospace, defense, and photonics industries where failure is not an option.

Precision manufacturing facility with CNC machines and quality inspection equipment

Our Precision Manufacturing Services

Complete precision machining solutions from prototyping to high-volume production with certified quality assurance.

CNC Milling

Precision CNC milling for complex, multi-axis components with tight tolerances and consistent repeatability across 3-, 4-, and 5-axis capabilities.

Swiss Turning

Swiss turning for complex components with tight tolerances, ideal for small-diameter parts down to .010" with exceptional surface finishes.

CNC Turning

High-precision CNC turning for cylindrical and complex geometry parts, delivering tolerances down to ±.0002" with smooth surface finishes.

Prototyping

Production-intent prototyping that bridges design and manufacturing, testing fit, function, and manufacturability with the same precision as full production.

Quality Inspection

Certified quality assurance program with multiple precision inspection points, CMM measurement, and comprehensive documentation services.

No Failure Standards

Mission-Critical Manufacturing Excellence

Criterion delivers precision machined components for industries where failure is not an option. Our ISO-certified manufacturing processes, advanced equipment, and rigorous quality systems ensure every component meets the exacting tolerances and reliability standards demanded by medical device, aerospace, defense, and photonics applications. From micro-parts to complex geometries, we maintain consistency and precision at every step.

Precision machined components with quality inspection measurement tools
Proven Excellence

Trusted Success Stories

Delivering mission-critical components for industry leaders across medical, aerospace, and defense sectors.

"Criterion's Swiss Turning capabilities are exceptional. We've relied on them for five years for intricate medical device components. Their tolerances and reliability are unmatched in our supply chain."

Dr. Robert Chen

"We faced micro-part manufacturing challenges that other shops couldn't solve. Criterion's expertise with diameters as small as .010" and their ± .0002" tolerances solved our critical aerospace components issue."

James Kowalski

"For precise manufacturing, Criterion sets the industry standard. Their ISO 13485 certification and ProShop ERP system give us confidence in every delivery for our defense contracts."

Captain Marcus Sullivan

"When our prototyping timeline compressed to three weeks, Criterion delivered production-intent prototypes on schedule. Their rapid turnaround without sacrificing quality saved our product launch."

Lisa Patterson

"Their Quality Inspection service with CMM and Keyence systems provides comprehensive Certificates of Conformance at no additional charge. Outstanding value for our medical device compliance requirements."

Dr. Priya Desai

"Partnering with Criterion for eight years has been transformational. Their team listens, adapts, and consistently delivers titanium and PEEK components that exceed our aerospace specifications."

David Hutchinson

"Their 5-Axis and 6-Axis multi-tasking CNC turning centers produce complex geometries with remarkable surface finishes. The technical precision and machine capability justify every investment."

Thomas Weinberg

"As a woman-owned precision manufacturing partner, Criterion demonstrates market-leading capability in tight-tolerance production. Their ITAR registration and certifications position them uniquely in our sector."

Victoria Matsuda

"Criterion's Swiss Turning capabilities are exceptional. We've relied on them for five years for intricate medical device components. Their tolerances and reliability are unmatched in our supply chain."

Dr. Robert Chen

"We faced micro-part manufacturing challenges that other shops couldn't solve. Criterion's expertise with diameters as small as .010" and their ± .0002" tolerances solved our critical aerospace components issue."

James Kowalski

"For precise manufacturing, Criterion sets the industry standard. Their ISO 13485 certification and ProShop ERP system give us confidence in every delivery for our defense contracts."

Captain Marcus Sullivan

"When our prototyping timeline compressed to three weeks, Criterion delivered production-intent prototypes on schedule. Their rapid turnaround without sacrificing quality saved our product launch."

Lisa Patterson

"Their Quality Inspection service with CMM and Keyence systems provides comprehensive Certificates of Conformance at no additional charge. Outstanding value for our medical device compliance requirements."

Dr. Priya Desai

"Partnering with Criterion for eight years has been transformational. Their team listens, adapts, and consistently delivers titanium and PEEK components that exceed our aerospace specifications."

David Hutchinson

"Their 5-Axis and 6-Axis multi-tasking CNC turning centers produce complex geometries with remarkable surface finishes. The technical precision and machine capability justify every investment."

Thomas Weinberg

"As a woman-owned precision manufacturing partner, Criterion demonstrates market-leading capability in tight-tolerance production. Their ITAR registration and certifications position them uniquely in our sector."

Victoria Matsuda

"Criterion's Swiss Turning capabilities are exceptional. We've relied on them for five years for intricate medical device components. Their tolerances and reliability are unmatched in our supply chain."

Dr. Robert Chen

"We faced micro-part manufacturing challenges that other shops couldn't solve. Criterion's expertise with diameters as small as .010" and their ± .0002" tolerances solved our critical aerospace components issue."

James Kowalski

"For precise manufacturing, Criterion sets the industry standard. Their ISO 13485 certification and ProShop ERP system give us confidence in every delivery for our defense contracts."

Captain Marcus Sullivan

"When our prototyping timeline compressed to three weeks, Criterion delivered production-intent prototypes on schedule. Their rapid turnaround without sacrificing quality saved our product launch."

Lisa Patterson

"Their Quality Inspection service with CMM and Keyence systems provides comprehensive Certificates of Conformance at no additional charge. Outstanding value for our medical device compliance requirements."

Dr. Priya Desai

"Partnering with Criterion for eight years has been transformational. Their team listens, adapts, and consistently delivers titanium and PEEK components that exceed our aerospace specifications."

David Hutchinson

"Their 5-Axis and 6-Axis multi-tasking CNC turning centers produce complex geometries with remarkable surface finishes. The technical precision and machine capability justify every investment."

Thomas Weinberg

"As a woman-owned precision manufacturing partner, Criterion demonstrates market-leading capability in tight-tolerance production. Their ITAR registration and certifications position them uniquely in our sector."

Victoria Matsuda
The Criterion Difference

Why Choose Criterion Precision Machining?

Seven decades of precision machining expertise focused on mission-critical industries.

Certified Quality

ISO 13485 and ISO 9001 certified with advanced CMM inspection and documentation capabilities.

Tight Tolerances

Achieving tolerances down to ±.0002" with consistent repeatability across all manufacturing processes.

Advanced Equipment

State-of-the-art Swiss turning, multi-axis CNC milling, and precision inspection technology for complex geometries.

Woman-Owned

WBENC certified woman-owned business with three generations of precision machining expertise since 1953.

Meet Our Expert Team

Precision machining professionals committed to excellence.

Tanya DiSalvo, President of Criterion Precision Machining

Tanya DiSalvo

President

As the third-generation owner of Criterion Precision Machining, Tanya DiSalvo leads the company's evolution from its 1953 origins as a general machine shop to today's specialized precision manufacturing partner for mission-critical industries. Under her leadership, Criterion has earned ISO 13485 and ISO 9001 certifications while maintaining its commitment to serving the 'No Failure' sectors of medical device, aerospace, defense, and photonics. Tanya's vision drives the company's investment in advanced technology and quality systems, ensuring Criterion continues to meet the exacting demands of industries where precision and reliability are paramount. Her dedication to excellence and customer success has positioned Criterion as a trusted manufacturing partner for companies requiring components with tolerances down to ±.0002" and uncompromising quality standards.

Mike Pinchot, Estimator/Project Manager at Criterion Precision Machining

Mike Pinchot

Estimator/Project Manager

Mike Pinchot brings extensive project management and estimation expertise to Criterion's precision manufacturing operations. As Estimator and Project Manager, Mike oversees the critical planning phases of complex machining projects, ensuring accurate cost assessments and timeline management for medical device, aerospace, defense, and photonics components. His deep understanding of precision machining processes, from Swiss turning to multi-axis CNC milling, enables him to provide clients with detailed project estimates that reflect the true scope of work required for mission-critical components. Mike's attention to detail and commitment to customer communication ensures that every project meets Criterion's exacting quality standards while staying within budget and timeline parameters. His role is essential in translating customer requirements into actionable manufacturing plans that deliver results.

Kelly Marflak, Quality Manager at Criterion Precision Machining

Kelly Marflak

Quality Manager

Kelly Marflak oversees Criterion's comprehensive quality assurance program, ensuring every precision machined component meets the stringent requirements of mission-critical industries. As Quality Manager, Kelly manages the company's ISO 13485 and ISO 9001 certified quality systems, overseeing multiple inspection points throughout the manufacturing process. She leads the operation of advanced inspection equipment including the Global Advantage CMM with PC-DMIS software, OASIS Optical Automatic Smart Inspection System, and Keyence measuring systems capable of inspecting up to 99 dimensions simultaneously. Kelly's expertise ensures that components achieve tolerances down to ±.0002" while maintaining the documentation standards required by medical device, aerospace, defense, and photonics industries. Her commitment to quality excellence supports Criterion's reputation as a trusted manufacturing partner where failure is not an option.

Frequently Asked Questions

What tolerances can Criterion achieve in precision manufacturing?

Criterion achieves tolerances down to ±.0002" across our CNC milling, Swiss turning, and CNC turning operations, with consistent repeatability for mission-critical components.

What industries does Criterion specialize in serving?

What quality certifications does Criterion maintain?

What materials can Criterion machine?

Does Criterion offer prototyping services?

What inspection capabilities does Criterion have?

How long has Criterion been in business?

What is Criterion's minimum order quantity?

Have Questions About Your Project?

Our precision manufacturing experts are ready to discuss your specific requirements.

Certified & Trusted

Awards and Recognition

ISO 13485 medical device quality certification logo

ISO 13485

Medical device quality management certification

ISO 9001 quality management certification logo

ISO 9001

Quality management system certification

WBENC Women's Business Enterprise certification logo

WBENC Certified

Women's Business Enterprise certification

Ready to Start Your Precision Manufacturing Project?

Get expert consultation and detailed quotes for your mission-critical components.

Contact Us Today

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