Precision CNC Machine Shop Services and Solutions

Criterion Precision Machining delivers mission-critical components with exacting tolerances down to ±.0002" for medical device, aerospace, defense, and photonics industries. Our advanced Swiss turning, CNC milling, and turning capabilities ensure consistent quality where failure is not an option, backed by ISO 13485 and ISO 9001 certifications.

Advanced CNC machining center producing precision components

Our Precision CNC Machining Services

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

Swiss Turning

Complex components with tight tolerances, ideal for small-diameter, high-volume production down to .010" diameters with ±.0002" precision.

CNC Milling

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

CNC Turning

High-precision turning for cylindrical and complex geometry parts, delivering tight tolerances and smooth surface finishes.

Prototyping

Production-intent prototyping that bridges design and manufacturing, testing fit, function, and manufacturability with precision.

Quality Inspection

Certified Quality Assurance program with precision inspections using Global Advantage CMM and advanced measuring systems.

Zero Failure Standards

Mission-Critical Components Built to Last

Our precision CNC machining delivers components where failure is not an option. With capabilities ranging from micro-parts to complex geometries, we machine titanium, stainless steels, and specialty materials to tolerances as tight as ±.0002". Every component meets the exacting standards required by medical device, aerospace, defense, and photonics industries.

Precision machined components for medical and aerospace applications
Proven Results

Trusted Partners

Delivering precision components for industry leaders like Corning, Smith & Nephew, and Riverpoint Medical.

"Criterion's Swiss Turning capabilities are exceptional. They delivered our micro-components with ±.0002" tolerances consistently. Truly reliable for mission-critical medical device applications."

Dr. Sarah Chen

"We struggled with complex aerospace geometries until partnering with Criterion. Their 5-axis CNC milling solved our design challenges while maintaining our tight specifications perfectly."

James Rothstein

"As a precision CNC machine shop, Criterion stands out in the market. Their woman-owned expertise and ISO 13485 certification gave us the confidence to scale production with them."

Michael Torres

"We needed prototypes in two weeks for a critical defense program. Criterion's team responded immediately, delivered production-intent prototypes on schedule without compromising quality."

Colonel David Martinez

"Their Quality Inspection service with CMM and PC-DMIS documentation is comprehensive. No hidden costs—Certificates of Conformance included. Exceptional transparency and value."

Patricia Lawson

"Fifteen years working with Criterion. They've grown with us, mastering titanium and PEEK materials for our photonics optics. Trusted partner through every phase of development."

Richard Kowalski

"Their CNC Turning capabilities are technically impressive. Six-axis multi-tasking with live tooling, complex geometries, ±.0002" accuracy—all executed flawlessly on our implantable device components."

Dr. Amelia Russo

"A precision CNC machine shop leader in the Midwest. Criterion's ITAR registration, FDA compliance, and woman-owned status make them ideal for regulated aerospace and defense sectors."

Gregory Patel

"Criterion's Swiss Turning capabilities are exceptional. They delivered our micro-components with ±.0002" tolerances consistently. Truly reliable for mission-critical medical device applications."

Dr. Sarah Chen

"We struggled with complex aerospace geometries until partnering with Criterion. Their 5-axis CNC milling solved our design challenges while maintaining our tight specifications perfectly."

James Rothstein

"As a precision CNC machine shop, Criterion stands out in the market. Their woman-owned expertise and ISO 13485 certification gave us the confidence to scale production with them."

Michael Torres

"We needed prototypes in two weeks for a critical defense program. Criterion's team responded immediately, delivered production-intent prototypes on schedule without compromising quality."

Colonel David Martinez

"Their Quality Inspection service with CMM and PC-DMIS documentation is comprehensive. No hidden costs—Certificates of Conformance included. Exceptional transparency and value."

Patricia Lawson

"Fifteen years working with Criterion. They've grown with us, mastering titanium and PEEK materials for our photonics optics. Trusted partner through every phase of development."

Richard Kowalski

"Their CNC Turning capabilities are technically impressive. Six-axis multi-tasking with live tooling, complex geometries, ±.0002" accuracy—all executed flawlessly on our implantable device components."

Dr. Amelia Russo

"A precision CNC machine shop leader in the Midwest. Criterion's ITAR registration, FDA compliance, and woman-owned status make them ideal for regulated aerospace and defense sectors."

Gregory Patel

"Criterion's Swiss Turning capabilities are exceptional. They delivered our micro-components with ±.0002" tolerances consistently. Truly reliable for mission-critical medical device applications."

Dr. Sarah Chen

"We struggled with complex aerospace geometries until partnering with Criterion. Their 5-axis CNC milling solved our design challenges while maintaining our tight specifications perfectly."

James Rothstein

"As a precision CNC machine shop, Criterion stands out in the market. Their woman-owned expertise and ISO 13485 certification gave us the confidence to scale production with them."

Michael Torres

"We needed prototypes in two weeks for a critical defense program. Criterion's team responded immediately, delivered production-intent prototypes on schedule without compromising quality."

Colonel David Martinez

"Their Quality Inspection service with CMM and PC-DMIS documentation is comprehensive. No hidden costs—Certificates of Conformance included. Exceptional transparency and value."

Patricia Lawson

"Fifteen years working with Criterion. They've grown with us, mastering titanium and PEEK materials for our photonics optics. Trusted partner through every phase of development."

Richard Kowalski

"Their CNC Turning capabilities are technically impressive. Six-axis multi-tasking with live tooling, complex geometries, ±.0002" accuracy—all executed flawlessly on our implantable device components."

Dr. Amelia Russo

"A precision CNC machine shop leader in the Midwest. Criterion's ITAR registration, FDA compliance, and woman-owned status make them ideal for regulated aerospace and defense sectors."

Gregory Patel
The Criterion Difference

Why Choose Criterion Precision Machining?

Three generations of precision machining expertise focused on mission-critical industries.

Certified Quality

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

Advanced Technology

Multi-axis Swiss turning and CNC milling centers with live tooling capabilities.

Tight Tolerances

Precision machining down to ±.0002" for the most demanding applications.

Woman-Owned

WBENC certified woman-owned business with decades of industry experience.

Meet Our Expert Team

Experienced professionals dedicated to precision manufacturing excellence.

Tanya DiSalvo, President of Criterion Precision Machining

Tanya DiSalvo

President

As the third-generation owner of Criterion Precision Machining, Tanya DiSalvo leads a woman-owned company that has been delivering mission-critical components since 1953. Under her leadership, Criterion has evolved from a general machine shop into a specialized precision manufacturer serving the medical device, aerospace, defense, and photonics industries. Tanya's vision has driven the company's investment in advanced multi-axis machining technology and certified quality systems, ensuring Criterion remains at the forefront of precision manufacturing. Her commitment to excellence and innovation continues the family legacy while positioning the company for future growth in industries where failure is not an option.

Mike Pinchot, Estimator/Project Manager at Criterion Precision Machining

Mike Pinchot

Estimator/Project Manager

Mike Pinchot brings extensive expertise in project management and cost estimation to Criterion's precision machining operations. As both an Estimator and Project Manager, Mike plays a crucial role in translating customer requirements into actionable manufacturing plans while ensuring projects remain on schedule and within budget. His deep understanding of machining processes, materials, and tight-tolerance requirements makes him an invaluable resource for customers in the medical device, aerospace, and defense sectors. Mike's attention to detail and commitment to precision ensure that every project meets Criterion's exacting quality standards from initial quote through final delivery.

Kelly Marflak, Quality Manager at Criterion Precision Machining

Kelly Marflak

Quality Manager

Kelly Marflak oversees Criterion's comprehensive quality assurance program, ensuring every component meets the rigorous standards required by mission-critical industries. With expertise in ISO 13485 and ISO 9001 quality systems, Kelly manages the company's advanced inspection capabilities, including the Global Advantage CMM with PC-DMIS software and the OASIS Optical Automatic Smart Inspection System. Her meticulous approach to quality control and documentation ensures that medical device, aerospace, and defense components consistently meet tolerances as tight as ±.0002". Kelly's dedication to continuous improvement and compliance keeps Criterion at the forefront of precision manufacturing excellence.

Certified & Trusted

Awards and Recognition

ISO 13485 certification logo

ISO 13485

Medical Device Quality Management

ISO 9001 certification logo

ISO 9001

Quality Management System

WBENC certification logo

WBENC Certified

Woman-Owned Business Enterprise

Ready to Start Your Precision Machining Project?

Contact us for a detailed quote and timeline 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