Expert Prototype Manufacturers in NJ | Rapid CNC Machining Services

Transform your innovative designs into precision prototypes with New Jersey's trusted CNC machining experts. Criterion Precision Machining delivers production-intent prototypes with the same exacting standards as full manufacturing runs, ensuring your concepts bridge seamlessly from design to production. Our ISO-certified facility specializes in complex geometries and tight tolerances for mission-critical applications.

Precision CNC machining prototype manufacturing facility in New Jersey

Our Prototype Manufacturing Services

Comprehensive prototyping solutions from concept to production-ready components with precision CNC machining.

Production-Intent Prototyping

Bridge design to manufacturing with prototypes produced using the same precision, quality, and compliance standards as full production orders.

Swiss Turning

Complex components with tight tolerances down to ±.0002" for small-diameter, high-volume production applications.

CNC Milling

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

Production-Intent Quality

Precision Prototyping That Accelerates Time-to-Market

Our New Jersey facility specializes in production-intent prototyping that delivers meaningful data and real-world performance insights. Unlike basic prototype shops, we use the same advanced CNC machines and inspection equipment for prototypes as final production parts, ensuring seamless transition to volume manufacturing. This approach eliminates costly re-programming and re-qualification delays, accelerating your product development timeline while maintaining the exacting standards New Jersey's innovation-driven industries demand.

High-precision CNC prototype parts with measurement tools and quality inspection equipment
Mission-Critical Results

Trusted by Industry Leaders

Delivering precision prototypes for companies where failure is not an option.

"Criterion's prototyping service delivered our medical device component in four weeks with exact tolerances. The production-intent approach meant zero iterations—we moved straight to full manufacturing."

Dr. Sarah Chen

"We struggled with micro-feature tolerances until Criterion's Swiss turning solved it. Their ± .0002" accuracy on our titanium components eliminated our quality issues completely."

James Morrison

"As prototype manufacturers NJ competition increases, Criterion stands out. Their ISO certifications and same-machine production guarantee gave us competitive advantage in our aerospace bids."

Patricia Gonzalez

"Emergency prototype run needed in ten days for our photonics client. Criterion's responsive team and rapid CNC milling capabilities delivered on time without compromising precision."

Michael Reeves

"Criterion's quality inspection service—including their Global Advantage CMM and OASIS optical system—provided comprehensive documentation at no extra charge. Exceptional value for regulated medical device work."

Lisa Hartmann

"We've partnered with Criterion for eight years. Their consistency, woman-owned leadership, and commitment to zero-failure standards make them irreplaceable for our defense contracts."

Robert Castellano

"Their 5-axis and 6-axis CNC turning centers handled our PEEK implant components flawlessly. The technical expertise and in-house secondary operations capability saved us weeks of coordination."

Angela Torres

"Finding reliable prototype manufacturers NJ proved difficult until Criterion. Their FDA and ITAR registration plus tight-tolerance expertise positioned them as our go-to strategic partner."

David Silverman

"Criterion's prototyping service delivered our medical device component in four weeks with exact tolerances. The production-intent approach meant zero iterations—we moved straight to full manufacturing."

Dr. Sarah Chen

"We struggled with micro-feature tolerances until Criterion's Swiss turning solved it. Their ± .0002" accuracy on our titanium components eliminated our quality issues completely."

James Morrison

"As prototype manufacturers NJ competition increases, Criterion stands out. Their ISO certifications and same-machine production guarantee gave us competitive advantage in our aerospace bids."

Patricia Gonzalez

"Emergency prototype run needed in ten days for our photonics client. Criterion's responsive team and rapid CNC milling capabilities delivered on time without compromising precision."

Michael Reeves

"Criterion's quality inspection service—including their Global Advantage CMM and OASIS optical system—provided comprehensive documentation at no extra charge. Exceptional value for regulated medical device work."

Lisa Hartmann

"We've partnered with Criterion for eight years. Their consistency, woman-owned leadership, and commitment to zero-failure standards make them irreplaceable for our defense contracts."

Robert Castellano

"Their 5-axis and 6-axis CNC turning centers handled our PEEK implant components flawlessly. The technical expertise and in-house secondary operations capability saved us weeks of coordination."

Angela Torres

"Finding reliable prototype manufacturers NJ proved difficult until Criterion. Their FDA and ITAR registration plus tight-tolerance expertise positioned them as our go-to strategic partner."

David Silverman

"Criterion's prototyping service delivered our medical device component in four weeks with exact tolerances. The production-intent approach meant zero iterations—we moved straight to full manufacturing."

Dr. Sarah Chen

"We struggled with micro-feature tolerances until Criterion's Swiss turning solved it. Their ± .0002" accuracy on our titanium components eliminated our quality issues completely."

James Morrison

"As prototype manufacturers NJ competition increases, Criterion stands out. Their ISO certifications and same-machine production guarantee gave us competitive advantage in our aerospace bids."

Patricia Gonzalez

"Emergency prototype run needed in ten days for our photonics client. Criterion's responsive team and rapid CNC milling capabilities delivered on time without compromising precision."

Michael Reeves

"Criterion's quality inspection service—including their Global Advantage CMM and OASIS optical system—provided comprehensive documentation at no extra charge. Exceptional value for regulated medical device work."

Lisa Hartmann

"We've partnered with Criterion for eight years. Their consistency, woman-owned leadership, and commitment to zero-failure standards make them irreplaceable for our defense contracts."

Robert Castellano

"Their 5-axis and 6-axis CNC turning centers handled our PEEK implant components flawlessly. The technical expertise and in-house secondary operations capability saved us weeks of coordination."

Angela Torres

"Finding reliable prototype manufacturers NJ proved difficult until Criterion. Their FDA and ITAR registration plus tight-tolerance expertise positioned them as our go-to strategic partner."

David Silverman
The Criterion Difference

Why Choose Criterion Precision Machining?

Three generations of precision machining expertise serving New Jersey's most demanding industries.

ISO Certified

ISO 13485 and ISO 9001 certified with FDA and ITAR registration for New Jersey's regulated industries.

Advanced Technology

Multi-axis Swiss turning and 5-axis CNC milling with tolerances down to ±.0002" for complex geometries.

Quality Assurance

Global Advantage CMM and OASIS optical inspection systems ensuring consistent New Jersey manufacturing standards.

Woman-Owned

WBENC certified woman-owned business supporting New Jersey's diverse supplier requirements and initiatives.

Meet The New Jersey Team

Experienced professionals dedicated to precision manufacturing excellence.

Tanya DiSalvo, President of Criterion Precision Machining

Tanya DiSalvo

President

As third-generation owner and President of Criterion Precision Machining, Tanya DiSalvo leads New Jersey's premier woman-owned precision machining company with unwavering commitment to excellence. Under her leadership, Criterion has evolved from its 1953 origins into a specialized manufacturer serving mission-critical industries where failure is not an option. Tanya's vision has positioned the company at the forefront of advanced manufacturing technology, investing in state-of-the-art Swiss turning centers and 5-axis CNC milling equipment. Her dedication to quality and innovation has earned Criterion ISO 13485 and ISO 9001 certifications, along with FDA and ITAR registration. Tanya's leadership philosophy centers on delivering precision components that exceed New Jersey's demanding industrial standards while fostering a culture of continuous improvement and customer partnership. Her strategic focus on medical device, aerospace, defense, and photonics industries has established Criterion as a trusted partner for companies requiring the highest levels of precision and reliability.

Mike Pinchot, Estimator/Project Manager at Criterion Precision Machining

Mike Pinchot

Estimator/Project Manager

Mike Pinchot brings extensive expertise in project management and precision machining estimation to Criterion's New Jersey operations. As Estimator and Project Manager, Mike serves as the critical bridge between customer requirements and manufacturing execution, ensuring every prototype project meets exacting specifications and timeline commitments. His deep understanding of CNC machining processes, material properties, and manufacturing capabilities enables accurate project scoping and cost estimation for complex prototyping applications. Mike's technical expertise spans Swiss turning, multi-axis milling, and advanced inspection methods, making him invaluable in translating customer designs into manufacturable prototypes. His project management approach emphasizes clear communication, proactive problem-solving, and meticulous attention to detail—essential qualities for serving New Jersey's demanding aerospace, medical device, and defense industries. Mike's collaborative approach ensures seamless coordination between engineering, production, and quality teams, delivering prototypes that consistently exceed customer expectations while maintaining Criterion's reputation for precision and reliability.

Kelly Marflak, Quality Manager at Criterion Precision Machining

Kelly Marflak

Quality Manager

Kelly Marflak oversees Criterion's comprehensive quality assurance program, ensuring every prototype meets the stringent standards required by New Jersey's mission-critical industries. As Quality Manager, Kelly implements and maintains the company's ISO 13485 and ISO 9001 certified quality systems, establishing the rigorous protocols that distinguish Criterion's prototyping services. Her expertise encompasses advanced inspection technologies, including the Global Advantage CMM with PC-DMIS software and the OASIS optical inspection system, enabling precise measurement and documentation of complex prototype geometries. Kelly's quality-first approach ensures that production-intent prototypes deliver the same precision and reliability as full production runs, providing customers with meaningful data for informed manufacturing decisions. Her deep understanding of regulatory requirements for medical device, aerospace, and defense applications ensures all prototypes meet applicable industry standards and customer specifications. Kelly's leadership in quality management has established Criterion as a trusted partner for companies where component failure is not an option, maintaining the exacting standards that New Jersey's advanced manufacturing sector demands.

Frequently Asked Questions

How much does it cost to have a prototype made?

Prototype costs vary based on complexity, materials, tolerances, and quantity. We provide detailed quotes considering your specific requirements, from simple components to complex multi-axis parts with tight tolerances.

What's the difference between a prototype and production part?

How quickly can you produce prototypes?

What materials can you machine for prototypes?

Do you provide quality documentation for prototypes?

Can you handle complex geometries and tight tolerances?

Are you certified for regulated industries?

What's your minimum order quantity for prototypes?

Ready to Start Your Prototype Project?

Connect with our engineering team for expert guidance on your prototyping needs.

Certified & Trusted

Awards and Recognition

ISO 13485 certification logo

ISO 13485 Certified

Medical device quality management certification

ISO 9001 certification logo

ISO 9001 Certified

Quality management system certification

WBENC certification logo

WBENC Certified

Women's Business Enterprise certification

Ready to Transform Your Design Into Reality?

Get your precision prototype quote today and experience the Criterion difference in manufacturing excellence.

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