Expert American Precision Manufacturing Services for OEMs

Partner with America's leading precision machining experts for mission-critical OEM components. From medical devices to aerospace applications, we deliver tight tolerances down to ±.0002" with ISO-certified quality systems. Our advanced Swiss turning, CNC milling, and 5-axis capabilities ensure your components meet the exacting standards of 'No Failure' industries across the United States.

Precision CNC machining center manufacturing complex OEM components with tight tolerances

Our Precision Manufacturing Services

Complete precision machining solutions for mission-critical OEM components across regulated industries.

Swiss Turning

Advanced Swiss turning for complex small-diameter components with tolerances down to ±.0002" using multi-axis machining centers.

CNC Milling

Precision 3-, 4-, and 5-axis CNC milling for intricate multi-axis components requiring complex geometries and tight tolerances.

CNC Turning

High-precision cylindrical and complex geometry turning with advanced multi-tasking capabilities for challenging materials.

Prototyping

Production-intent prototyping with same precision standards as full production to validate fit, function, and manufacturability.

Quality Inspection

Certified quality assurance with CMM inspection, optical measurement systems, and comprehensive documentation services.

No Failure Industries

Mission-Critical Manufacturing Excellence

Criterion Precision Machining delivers the exacting standards required by America's most demanding OEM sectors. Our ISO-certified facility combines advanced Swiss turning, multi-axis CNC capabilities, and rigorous quality systems to manufacture components where failure is not an option. From micro-sized medical device parts to complex aerospace components, we maintain tolerances down to ±.0002" while working with challenging materials including titanium, specialty alloys, and medical-grade plastics.

Precision machined components for medical device and aerospace OEM applications
Proven Track Record

Trusted by Leading OEMs

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

"Criterion's Swiss turning capabilities deliver consistently precise components for our surgical instruments. Their ±.0002" tolerances exceed our specifications, and they've been reliable partners for three years."

Dr. Patricia Chen

"We struggled finding a shop that could handle our complex titanium aerospace brackets until Criterion took them on. Their 5-axis CNC milling solved our geometry challenges perfectly."

James Morrison

"Criterion truly understands american precision manufacturing. Their ISO 13485 certification and FDA registration give us confidence our implantable device components meet every regulatory requirement."

Rebecca Stokes

"Their prototyping service moved us from concept to production in half the time. Production-intent parts meant we could validate manufacturability without delays or reprogram costs."

Marcus Liu

"Competitive pricing and transparent communication from their team. No hidden costs, straight answers from Mike and the estimators. Best value american precision manufacturing shop we've partnered with."

Thomas Blackwell

"Seven years with Criterion. Tanya and her team listen, adapt, and deliver. They've become an extension of our engineering department, consistently meeting tight deadlines on mission-critical components."

Susan Kovak

"Their CNC turning with live tooling handles our micro-diameter stainless steel shafts flawlessly. The Keyence inspection system catches every variation—zero defects in our last production run."

David Rosenberg

"As an OEM sourcing precision components, Criterion's woman-owned certification and technical expertise position them as industry leaders. Their quality documentation is exemplary."

Angela Morrison

"Criterion's Swiss turning capabilities deliver consistently precise components for our surgical instruments. Their ±.0002" tolerances exceed our specifications, and they've been reliable partners for three years."

Dr. Patricia Chen

"We struggled finding a shop that could handle our complex titanium aerospace brackets until Criterion took them on. Their 5-axis CNC milling solved our geometry challenges perfectly."

James Morrison

"Criterion truly understands american precision manufacturing. Their ISO 13485 certification and FDA registration give us confidence our implantable device components meet every regulatory requirement."

Rebecca Stokes

"Their prototyping service moved us from concept to production in half the time. Production-intent parts meant we could validate manufacturability without delays or reprogram costs."

Marcus Liu

"Competitive pricing and transparent communication from their team. No hidden costs, straight answers from Mike and the estimators. Best value american precision manufacturing shop we've partnered with."

Thomas Blackwell

"Seven years with Criterion. Tanya and her team listen, adapt, and deliver. They've become an extension of our engineering department, consistently meeting tight deadlines on mission-critical components."

Susan Kovak

"Their CNC turning with live tooling handles our micro-diameter stainless steel shafts flawlessly. The Keyence inspection system catches every variation—zero defects in our last production run."

David Rosenberg

"As an OEM sourcing precision components, Criterion's woman-owned certification and technical expertise position them as industry leaders. Their quality documentation is exemplary."

Angela Morrison

"Criterion's Swiss turning capabilities deliver consistently precise components for our surgical instruments. Their ±.0002" tolerances exceed our specifications, and they've been reliable partners for three years."

Dr. Patricia Chen

"We struggled finding a shop that could handle our complex titanium aerospace brackets until Criterion took them on. Their 5-axis CNC milling solved our geometry challenges perfectly."

James Morrison

"Criterion truly understands american precision manufacturing. Their ISO 13485 certification and FDA registration give us confidence our implantable device components meet every regulatory requirement."

Rebecca Stokes

"Their prototyping service moved us from concept to production in half the time. Production-intent parts meant we could validate manufacturability without delays or reprogram costs."

Marcus Liu

"Competitive pricing and transparent communication from their team. No hidden costs, straight answers from Mike and the estimators. Best value american precision manufacturing shop we've partnered with."

Thomas Blackwell

"Seven years with Criterion. Tanya and her team listen, adapt, and deliver. They've become an extension of our engineering department, consistently meeting tight deadlines on mission-critical components."

Susan Kovak

"Their CNC turning with live tooling handles our micro-diameter stainless steel shafts flawlessly. The Keyence inspection system catches every variation—zero defects in our last production run."

David Rosenberg

"As an OEM sourcing precision components, Criterion's woman-owned certification and technical expertise position them as industry leaders. Their quality documentation is exemplary."

Angela Morrison
The Criterion Difference

Why Choose Criterion Precision Machining?

Seven decades of precision manufacturing excellence for America's most demanding industries.

ISO Certified

ISO 13485 and ISO 9001 certified with FDA and ITAR registration for regulated industries.

Tight Tolerances

Achieving tolerances down to ±.0002" with advanced Swiss and multi-axis CNC machining capabilities.

Woman-Owned

WBENC certified woman-owned business supporting American manufacturing diversity and excellence initiatives.

No Failure Focus

Specialized expertise in mission-critical sectors where component failure is not an option.

Meet The Criterion Team

Leadership dedicated to precision manufacturing excellence.

Tanya DiSalvo, President of Criterion Precision Machining

Tanya DiSalvo

President

As third-generation owner of Criterion Precision Machining, Tanya DiSalvo leads the company's evolution from a general machine shop founded in 1953 to a specialized precision manufacturing partner for America's most demanding industries. Under her leadership, Criterion has become a WBENC-certified woman-owned business focused on serving the medical device, aerospace, defense, and photonics sectors. Tanya's vision emphasizes investing in advanced technology and quality systems while maintaining the company's founding principles of precision and reliability. Her commitment to excellence has positioned Criterion as a trusted manufacturing partner for OEMs requiring mission-critical components with exacting tolerances, ensuring the company's continued growth in the 'No Failure' industries that define American manufacturing leadership.

Frequently Asked Questions

What is precision manufacturing?

Precision manufacturing involves creating components with extremely tight tolerances, often measured in thousandths or ten-thousandths of an inch. It requires advanced machining equipment, skilled operators, and rigorous quality control systems to produce parts that meet exacting specifications for critical applications.

Why is precision important in manufacturing?

What tolerances can you achieve?

What materials do you work with?

Do you offer prototyping services?

What certifications do you maintain?

What is your typical lead time?

Do you provide inspection documentation?

Ready to Discuss Your Project?

Connect with our manufacturing experts for a detailed consultation on your precision machining needs.

Certified & Trusted

Awards and Recognition

ISO 13485 medical device quality certification logo

ISO 13485

Medical Device Quality Management

ISO 9001 quality management certification logo

ISO 9001

Quality Management System

WBENC woman-owned business certification logo

WBENC Certified

Woman-Owned Business Enterprise

Get Your Precision Manufacturing Quote Today

Share your project specifications and our manufacturing experts will provide a detailed proposal for your OEM 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