Professional Machining Specialists for Industrial Manufacturing

Criterion Precision Machining delivers mission-critical components with tolerances down to ±.0002" for medical device, aerospace, defense, and photonics industries. Our ISO-certified facility combines Swiss turning, CNC milling, and advanced inspection capabilities to ensure zero-failure performance for your most demanding applications.

Precision CNC machining center producing high-tolerance industrial components

Our Professional Machining Services

Precision manufacturing solutions for mission-critical industries where failure is not an option.

Swiss Turning

Complex components with tight tolerances down to ±.0002", ideal for small-diameter, high-volume production using multi-axis Swiss turning centers.

CNC Milling

Precision 3-, 4-, and 5-axis milling for complex, multi-axis components with tight tolerances and consistent repeatability for critical applications.

CNC Turning

High-precision turning for cylindrical and complex geometry parts, delivering micro to medium-sized components with smooth surface finishes.

Prototyping

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

Quality Inspection

Certified quality assurance program with Global Advantage CMM, OASIS optical inspection system, and comprehensive documentation services.

Material Expertise

Specialized machining of titanium, stainless steels, aluminum, PEEK, and specialty alloys for demanding aerospace, medical, and defense applications.

Mission-Critical Components

Precision Manufacturing for No-Failure Industries

For over 70 years, Criterion has specialized in manufacturing components where precision is paramount and failure is not an option. Our ISO-certified facility combines advanced Swiss turning, CNC milling, and multi-axis capabilities with rigorous quality systems to deliver tolerances down to ±.0002". From medical devices to aerospace applications, we ensure every component meets the exacting standards your critical operations demand.

Precision machined components for aerospace and medical applications
Proven Excellence

Trusted Partners

Leading companies trust Criterion for their most critical machining needs.

"Criterion's Swiss turning capabilities deliver consistently perfect micro-parts. Their .0002" tolerances and titanium expertise have become central to our medical device production reliability."

Dr. James Chen

"We faced recurring dimensional drift on our aerospace components until switching to Criterion. Their CNC turning and 5-axis capability solved our complex geometry challenges immediately."

Margaret Hutchins

"As machining specialists, Criterion understands 'no failure' sectors better than anyone. Their ISO 13485 certification and ITAR registration give us competitive advantage in global markets."

Robert Castellano

"Our prototype needed FDA compliance and tight deadlines. Criterion turned it around in weeks using production-intent methodology. No quality compromises, no delays."

Lisa Morrison

"Their Quality Inspection service with PC-DMIS CMM and OASIS eliminated our secondary QA bottleneck. No-charge documentation certificates accelerated our compliance timeline significantly."

Thomas Krieger

"Fifteen years with Criterion. Their CNC milling for photonics lens housings has never failed inspection. Tanya's team listens, adapts, and delivers. That's partnership."

David Rothstein

"The 8-axis Swiss turning on our defense missile components achieves what our previous vendor couldn't. Criterion's advanced machinery and skilled machining deliver uncompromising precision."

Captain Edward Walsh

"Looking for reliable machining specialists in medical device production? Criterion's woman-owned status, ISO certifications, and 70-year track record make them the market standard."

Nicole Bergeron

"Criterion's Swiss turning capabilities deliver consistently perfect micro-parts. Their .0002" tolerances and titanium expertise have become central to our medical device production reliability."

Dr. James Chen

"We faced recurring dimensional drift on our aerospace components until switching to Criterion. Their CNC turning and 5-axis capability solved our complex geometry challenges immediately."

Margaret Hutchins

"As machining specialists, Criterion understands 'no failure' sectors better than anyone. Their ISO 13485 certification and ITAR registration give us competitive advantage in global markets."

Robert Castellano

"Our prototype needed FDA compliance and tight deadlines. Criterion turned it around in weeks using production-intent methodology. No quality compromises, no delays."

Lisa Morrison

"Their Quality Inspection service with PC-DMIS CMM and OASIS eliminated our secondary QA bottleneck. No-charge documentation certificates accelerated our compliance timeline significantly."

Thomas Krieger

"Fifteen years with Criterion. Their CNC milling for photonics lens housings has never failed inspection. Tanya's team listens, adapts, and delivers. That's partnership."

David Rothstein

"The 8-axis Swiss turning on our defense missile components achieves what our previous vendor couldn't. Criterion's advanced machinery and skilled machining deliver uncompromising precision."

Captain Edward Walsh

"Looking for reliable machining specialists in medical device production? Criterion's woman-owned status, ISO certifications, and 70-year track record make them the market standard."

Nicole Bergeron

"Criterion's Swiss turning capabilities deliver consistently perfect micro-parts. Their .0002" tolerances and titanium expertise have become central to our medical device production reliability."

Dr. James Chen

"We faced recurring dimensional drift on our aerospace components until switching to Criterion. Their CNC turning and 5-axis capability solved our complex geometry challenges immediately."

Margaret Hutchins

"As machining specialists, Criterion understands 'no failure' sectors better than anyone. Their ISO 13485 certification and ITAR registration give us competitive advantage in global markets."

Robert Castellano

"Our prototype needed FDA compliance and tight deadlines. Criterion turned it around in weeks using production-intent methodology. No quality compromises, no delays."

Lisa Morrison

"Their Quality Inspection service with PC-DMIS CMM and OASIS eliminated our secondary QA bottleneck. No-charge documentation certificates accelerated our compliance timeline significantly."

Thomas Krieger

"Fifteen years with Criterion. Their CNC milling for photonics lens housings has never failed inspection. Tanya's team listens, adapts, and delivers. That's partnership."

David Rothstein

"The 8-axis Swiss turning on our defense missile components achieves what our previous vendor couldn't. Criterion's advanced machinery and skilled machining deliver uncompromising precision."

Captain Edward Walsh

"Looking for reliable machining specialists in medical device production? Criterion's woman-owned status, ISO certifications, and 70-year track record make them the market standard."

Nicole Bergeron
The Criterion Difference

Why Choose Criterion Precision Machining?

Seven decades of precision manufacturing excellence for mission-critical industries.

Precision

Tolerances down to ±.0002" with advanced Swiss turning and multi-axis CNC capabilities.

Certification

ISO 13485 and ISO 9001 certified with FDA and ITAR registration for compliance.

Experience

Over 70 years serving medical device, aerospace, defense, and photonics industries exclusively.

Quality

Global Advantage CMM with OASIS optical inspection system ensuring zero-defect manufacturing.

Meet The Criterion Team

Led by experienced professionals dedicated to precision excellence.

Tanya DiSalvo, President of Criterion Precision Machining

Tanya DiSalvo

President

As the third-generation owner of Criterion Precision Machining, Tanya DiSalvo brings decades of manufacturing leadership to our woman-owned precision machining company. Under her guidance, Criterion has evolved from its 1953 origins as a general machine shop into a specialized provider for mission-critical industries. Tanya's vision focuses on maintaining the company's legacy of precision while investing in advanced technologies and quality systems that meet the exacting demands of medical device, aerospace, defense, and photonics sectors. Her leadership ensures Criterion continues to deliver components where failure is simply not an option, maintaining the highest standards of quality and customer service that have defined the company for over seven decades.

Frequently Asked Questions

What tolerances can you achieve with your machining capabilities?

We achieve tolerances down to ±.0002" using our advanced Swiss turning, CNC milling, and turning capabilities. Our Global Advantage CMM and OASIS optical inspection system ensure consistent precision across all components.

What industries do you specialize in serving?

What materials can you machine?

Do you offer prototyping services?

What certifications do you maintain?

What is your typical lead time for precision components?

Do you provide quality documentation?

What size components can you manufacture?

Need Precision Machining Solutions?

Our engineering team is ready to discuss your specific requirements and capabilities.

Certified & Trusted

Awards and Recognition

ISO 13485 certification logo

ISO 13485

Medical device quality management certification

ISO 9001 certification logo

ISO 9001

Quality management system certification

WBENC certification logo

WBENC Certified

Women's Business Enterprise certified company

Ready to Start Your Precision Manufacturing Project?

Get a detailed quote for your machining requirements. Our team will review your specifications and provide comprehensive project planning.

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