Business Details
45 Years
experience
Precision CNC Machining Services in Berlin, CT
Established in 1981, Grace Machine operates as a precision machine shop rooted in American craftsmanship and family values. Our expertise spans CNC Lathe, CNC Milling, and Wire EDM Machining, serving critical sectors including aerospace, energy, defense, medical, and commercial industries. As a women-owned business certified by the Women's Business Enterprise National Council, we combine technical excellence with personalized service. Our ISO 9001:2015 and AS9100D certifications underscore our commitment to quality and continuous improvement. With a 10,000-square-foot facility in Central Connecticut, we deliver timely, high-precision parts from single prototypes to full-scale production runs.Our skilled workforce and advanced equipment ensure exceptional quality ratings and rapid turnaround times. We prioritize supplier diversity, offering corporations and government agencies a trusted partner for complex machining needs. Our legacy of integrity and innovation positions us as an extension of our clients' teams. Over four decades of experience inform our approach to solving precision engineering challenges. Our focus remains on exceeding customer expectations through technical expertise, operational transparency, and unwavering attention to detail.
Services
CNC Milling
CNC Turning
Wire EDM
Precision Machining
Prototyping
Production Runs
Aerospace Components
Medical Device Parts
Defense Industry Machining
Quality Inspection
Details
- Year established: 1981
Highlights and features
- 40+ years of precision machining expertise in Connecticut
- Women-owned certified by Women's Business Enterprise National Council
- ISO 9001:2015 and AS9100D quality management certifications
- 10,000 sq ft facility with advanced CNC and EDM capabilities
- Proven track record with aerospace and defense industry leaders
Associations and certifications
- ISO 9001:2015
- AS9100D
- Women's Business Enterprise National Council
Services
CNC Milling
Our CNC milling capabilities produce complex precision components using advanced multi-axis machining centers. With ISO 9001-certified processes, we handle prototypes through production runs for aerospace and medical device manufacturers. Our 10,000 sq ft facility maintains tight tolerances for critical industry applications.
CNC Turning
Precision CNC turning services create accurate cylindrical components with automated chuck capacities up to 12 inches. Our Nakamura-Tome and Takisawa lathes ensure consistent quality for defense and energy sector clients. Capable of handling both small prototypes and large-volume production runs.
Wire EDM
Wire EDM machining creates intricate shapes in conductive materials without contact. Our Fanuc Robocut system achieves 0.0001" tolerances for complex aerospace and medical components. Ideal for hardened materials requiring precise cuts and tight tolerances.
Precision Machining
Full-service precision machining covers prototypes to production runs across multiple industries. Our AS9100D-certified processes ensure quality for critical applications. Capabilities include multi-tasking centers and 4-axis machining for complex geometries.
Quality Inspection
Comprehensive quality assurance using CMM, optical comparators, and surface testers. Our Starrett and Mitutoyo equipment verifies dimensional accuracy to 0.0001". Inspection processes meet aerospace and medical device industry standards.
People
Grace Perzan
Co-Owner
Co-founder and driving force behind Grace Machine's growth since 1981. Immigrated from Poland with her husband to build a precision machining business from a single lathe to a 10,000 sq ft facility. Leads as a certified women business enterprise owner.
Kazimierz Perzan
Co-Owner
Co-founder with mechanical engineering expertise who established Grace Machine's technical foundation. Immigrated from Poland in 1981, investing life savings in the first lathe that started the company's 40-year success story. Maintains hands-on involvement in operations.
Questions
What industries does Grace Machine serve?
We serve aerospace, defense, energy, medical device manufacturers, and commercial industries requiring precision machining.
Are you certified for aerospace manufacturing?
Yes, we hold AS9100D certification specifically for aerospace quality management systems.
What materials can you machine?
Our equipment handles metals including aluminum, steel, titanium, and exotic alloys for critical applications.
Do you handle prototype work?
Yes, we support single prototypes through full production runs with rapid turnaround times.
What quality assurance measures do you use?
We employ CMM, optical comparators, surface testers, and maintain ISO 9001:2015 certification.
Are you a certified women-owned business?
Yes, we're certified by the Women's Business Enterprise National Council since our founding.
