Advanced Turning and Manufacturing Services for Industrial Production

Precision machining solutions for mission-critical industries where failure is not an option. From Swiss turning to 5-axis milling, we deliver components with tolerances down to ±.0002" for medical devices, aerospace, defense, and photonics applications. Our ISO-certified processes ensure consistent quality for your most demanding manufacturing requirements.

Advanced CNC machining center producing precision industrial components

Our Advanced Manufacturing Services

Complete precision machining solutions from prototyping to production for mission-critical applications.

Swiss Turning

Complex components with tight tolerances down to ±.0002" using advanced 5-8 axis Swiss turning centers for high-precision, small-diameter parts.

CNC Turning

High-precision cylindrical and complex geometry parts with smooth surface finishes using 2-axis and 6-axis multi-tasking centers with live tooling.

CNC Milling

Multi-axis precision milling for intricate 3D components using 3-, 4-, and 5-axis capabilities for complex geometries and tight tolerances.

Prototyping

Production-intent prototyping with same precision and quality standards as full production runs, bridging design to manufacturing seamlessly.

Quality Inspection

Certified precision inspection with CMM technology, optical measurement systems, and comprehensive documentation for complete quality assurance.

Mission-Critical Components

Precision Machining Excellence for Critical Applications

Since 1953, Criterion Precision Machining has specialized in manufacturing components where failure is not an option. Our advanced Swiss turning, CNC turning, and 5-axis milling capabilities deliver tolerances down to ±.0002" for medical devices, aerospace, defense, and photonics industries. With ISO 13485 and ISO 9001 certifications, we ensure consistent quality from prototype to production.

Precision machined components with tight tolerances for industrial applications
Trusted by Industry Leaders

Success Stories

Delivering mission-critical components to leading companies in medical devices, aerospace, and photonics.

"Criterion's Swiss Turning capabilities are exceptional. They delivered our medical device components with ±.0002" tolerances consistently, and their quality documentation is impeccable. Reliable partner."

Dr. Robert Chen

"We had a critical aerospace component that required advance turning and manufacturing expertise. Criterion solved our tight tolerance challenge in half the time competitors quoted. Their ISO 13485 certification gave us confidence."

James Morrison

"As a medical device supplier, we needed a partner who understands 'no failure' manufacturing. Criterion's prototyping service allowed us to validate our design and move directly to production without re-qualifying. Seamless transition."

Patricia Lawson

"Our defense contract had a 6-week deadline for precision-turned components. Criterion delivered on schedule with perfect quality records. Their responsiveness and technical expertise saved our program timeline."

Colonel Marcus Wade

"Criterion's CNC Turning service delivered exceptional value. The no-charge Certificates of Conformance and detailed inspection reports reduced our QA overhead significantly while maintaining compliance requirements."

Susan Patel

"We've partnered with Criterion for over eight years. Their woman-owned status, ISO 9001 certification, and consistent delivery have made them our preferred precision machining partner. Trust is earned through performance."

David Hartmann

"Their 5-Axis CNC Milling with PC-DMIS inspection software produced our complex optical housings with extraordinary precision. The technical competency and repeatability exceeded our photonics industry standards."

Dr. Yuki Tanaka

"Criterion's advance turning and manufacturing capabilities positioned us competitively in the aerospace sector. Their ITAR registration and quality systems enabled us to bid on restricted contracts we previously couldn't pursue."

Thomas Bradford

"Criterion's Swiss Turning capabilities are exceptional. They delivered our medical device components with ±.0002" tolerances consistently, and their quality documentation is impeccable. Reliable partner."

Dr. Robert Chen

"We had a critical aerospace component that required advance turning and manufacturing expertise. Criterion solved our tight tolerance challenge in half the time competitors quoted. Their ISO 13485 certification gave us confidence."

James Morrison

"As a medical device supplier, we needed a partner who understands 'no failure' manufacturing. Criterion's prototyping service allowed us to validate our design and move directly to production without re-qualifying. Seamless transition."

Patricia Lawson

"Our defense contract had a 6-week deadline for precision-turned components. Criterion delivered on schedule with perfect quality records. Their responsiveness and technical expertise saved our program timeline."

Colonel Marcus Wade

"Criterion's CNC Turning service delivered exceptional value. The no-charge Certificates of Conformance and detailed inspection reports reduced our QA overhead significantly while maintaining compliance requirements."

Susan Patel

"We've partnered with Criterion for over eight years. Their woman-owned status, ISO 9001 certification, and consistent delivery have made them our preferred precision machining partner. Trust is earned through performance."

David Hartmann

"Their 5-Axis CNC Milling with PC-DMIS inspection software produced our complex optical housings with extraordinary precision. The technical competency and repeatability exceeded our photonics industry standards."

Dr. Yuki Tanaka

"Criterion's advance turning and manufacturing capabilities positioned us competitively in the aerospace sector. Their ITAR registration and quality systems enabled us to bid on restricted contracts we previously couldn't pursue."

Thomas Bradford

"Criterion's Swiss Turning capabilities are exceptional. They delivered our medical device components with ±.0002" tolerances consistently, and their quality documentation is impeccable. Reliable partner."

Dr. Robert Chen

"We had a critical aerospace component that required advance turning and manufacturing expertise. Criterion solved our tight tolerance challenge in half the time competitors quoted. Their ISO 13485 certification gave us confidence."

James Morrison

"As a medical device supplier, we needed a partner who understands 'no failure' manufacturing. Criterion's prototyping service allowed us to validate our design and move directly to production without re-qualifying. Seamless transition."

Patricia Lawson

"Our defense contract had a 6-week deadline for precision-turned components. Criterion delivered on schedule with perfect quality records. Their responsiveness and technical expertise saved our program timeline."

Colonel Marcus Wade

"Criterion's CNC Turning service delivered exceptional value. The no-charge Certificates of Conformance and detailed inspection reports reduced our QA overhead significantly while maintaining compliance requirements."

Susan Patel

"We've partnered with Criterion for over eight years. Their woman-owned status, ISO 9001 certification, and consistent delivery have made them our preferred precision machining partner. Trust is earned through performance."

David Hartmann

"Their 5-Axis CNC Milling with PC-DMIS inspection software produced our complex optical housings with extraordinary precision. The technical competency and repeatability exceeded our photonics industry standards."

Dr. Yuki Tanaka

"Criterion's advance turning and manufacturing capabilities positioned us competitively in the aerospace sector. Their ITAR registration and quality systems enabled us to bid on restricted contracts we previously couldn't pursue."

Thomas Bradford
The Criterion Difference

Why Choose Criterion Precision Machining?

Three generations of precision machining excellence serving mission-critical industries.

Precision

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

Certification

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

Experience

Over 70 years specializing in no-failure industries since 1953.

Quality

Advanced CMM inspection and certified quality assurance program throughout production.

Meet The Criterion Team

Expert leadership driving precision machining 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 continued evolution in serving mission-critical industries. Under her leadership, Criterion has maintained its commitment to precision manufacturing while investing in advanced technology and quality systems. Tanya's vision focuses on delivering components where failure is not an option, ensuring the company's legacy of excellence continues for medical device, aerospace, defense, and photonics customers. Her leadership has positioned Criterion as a woman-owned business enterprise, bringing diverse perspectives to precision machining while maintaining the exacting standards established since the company's founding in 1953.

Mike Pinchot, Estimator/Project Manager at Criterion Precision Machining

Mike Pinchot

Estimator/Project Manager

Mike Pinchot brings extensive expertise in project estimation and management to Criterion's precision machining operations. His deep understanding of manufacturing processes and cost analysis ensures accurate project scoping and efficient execution for complex machining projects. Mike works closely with customers from initial concept through production, providing technical guidance and project oversight that ensures delivery of high-quality components within specified timelines. His experience spans the demanding requirements of medical device, aerospace, defense, and photonics industries, where precise project management and accurate cost estimation are critical to success. Mike's attention to detail and comprehensive project approach helps customers navigate the complexities of precision manufacturing while maintaining cost-effectiveness.

Kelly Marflak, Quality Manager at Criterion Precision Machining

Kelly Marflak

Quality Manager

Kelly Marflak oversees Criterion's comprehensive quality assurance program, ensuring that every component meets the exacting 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 CMM coordinate measurement machines and optical inspection systems. Her quality management approach encompasses multiple inspection points throughout the manufacturing process, from incoming materials through final delivery. Kelly's dedication to quality excellence ensures that Criterion's components consistently meet tolerances down to ±.0002" while maintaining full documentation and traceability. Her leadership in quality assurance has been instrumental in maintaining Criterion's certifications and meeting the stringent requirements of medical device, aerospace, and defense customers.

Frequently Asked Questions

What tolerances can you achieve with your precision machining services?

We consistently achieve tolerances down to ±.0002" using our advanced Swiss turning, CNC turning, and multi-axis milling capabilities with precision inspection throughout the process.

Which industries do you specialize in serving?

What certifications and quality standards do you maintain?

Do you offer prototyping services before full production?

What materials can you machine with your equipment?

How do you ensure consistent quality across production runs?

What is your typical lead time for precision machining projects?

Can you handle both small and large volume production runs?

Have Technical Questions About Your Project?

Speak with our machining experts for detailed technical guidance.

Certified & Trusted

Awards and Recognition

ISO 13485 certification logo

ISO 13485 Certified

Medical device quality management system

ISO 9001 certification logo

ISO 9001 Certified

International quality management standard

WBENC membership logo

WBENC Member

Women's Business Enterprise Council

Ready to Discuss Your Precision Machining Project?

Get a detailed quote and technical consultation for your manufacturing requirements.

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