Get In Touch With Us

Contact Information

Address: 1751 Fortune Dr. Unit B
                  San Jose, CA 95131

Phone: (408)641-0617


Optima Precision entrance
AS9100D IS09001: 2015

ISO 13485 and AS9100D

AS9100D, with ISO 9001:2015 and ISO 13485:2016 Certified. We maintain the highest aerospace and medical device quality management standards.

CNC Machine Shop

Production and Prototype

From a single piece to high volume manufacturing. Startups and blue-chip companies. We can help.

Rapid Manufacturing

Quick Turn-Around

We deliver quality products with minimal lead times at competitive pricing.


5-axis CNC Machine Shop

Optima Precision is an AS9100D and ISO 9001:2015, as well as ISO 13485:2016, certified CNC machine shop in the heart of Silicon Valley. Drawing on over 20 years of experience, we specialize in prototype and production for the semiconductor, biotech and aerospace industries. We offer high-quality CNC milling, CNC turning and 5-axis machining as well as, through our partners, welding, sheet metal fabrication and EDM (Electronic Discharge Machining). We assist our customers with getting a finished product that includes assembly and a complete array of surface finishing including electropolishing, anodizing and other types of plating and coating services. Our state of the art inspection includes a German made Zeiss CMM to assure our customers of the highest quality product.

Precision CNC machine shop in San Jose

At our CNC machine shop, we specialize in precision CNC machining services that cater to a wide range of industries, including aerospace, biotech, automotive, and consumer electronics. Located in San Jose, our CNC shop is renowned for delivering high-quality CNC machined parts with tight tolerances and excellent dimensional stability. Whether you need custom machined parts, rapid prototyping, or high-volume production, our skilled machinists utilize state-of-the-art CNC machines to ensure top-notch quality control and adherence to your technical drawings and CAD files.

Comprehensive CNC machining services

Our comprehensive CNC machining services include CNC milling, CNC turning, and secondary processes, with the assistance of our vendors, like heat treatment and surface treatments such as powder coating and chromate conversion coating. We work with a variety of materials, from metal alloys like aluminum, brass, copper, stainless steel and titanium to plastics such as PEEK, ensuring that we meet your specific manufacturing requirements. With our focus on quality and precision, we provide machined parts that are dimensionally to print and aesthetically finished.

Custom CNC manufacturing solutions

We excel in custom CNC manufacturing, allowing us to produce parts with specific surface finishes and tight tolerances. Our CNC machining capabilities are ideal for creating components for medical devices, industrial machinery, and electronics, among other applications.

Reducing CNC machining costs

We understand the importance of reducing CNC machining costs while maintaining high-quality standards. Our CNC machining services are designed to offer competitive lead times and rapid quotes. Simply email your CAD file, and our engineers will provide an estimate for your project. With our advanced machinery and experienced team, we can handle bulk material orders and ensure quick turn prototypes, enabling you to bring your designs to life efficiently.

Why choose our San Jose machine shop

Choose our San Jose machine shop for reliable CNC machining services that offer precision, quality, and custom manufacturing solutions tailored to your needs. From design to finished product, we are dedicated to meeting your specifications and exceeding your expectations. Our capabilities span multiple industries, and we are committed to delivering high-quality standards in every project we undertake.


The Zeiss Eclipse Coordinate Measuring Machine (CMM) is what ensures our accuracy. This state of the art equipment reduces our inspection time and reduces the cost of your products. This programmable CNC CMM features a VAST-XXT scanning probe that records thousands of points along its path to increase dimensional and form accuracy. Accuracy 0.0000276″, Repeatability 0.000078″. A CMM machine is an essential tool in a modern machine shop inspection department.

optima logo


We go to great lengths to identify impressive new talent and self-starters with specific skill sets to produce truly amazing results.

Get a Quote

Solid Model

Please provide a Solid Model. This could be Solid Works file, step, Parasolid or another type.


If a print is available, please send it.


Please specify the quantity of the parts required.

Email the RFQ

Please let us know when you would like to have the parts.

Has material been specified?

San Jose State University Formula SAE Spartan Racing sponsor 2016, 2018, 2019
UC Davis Formula Racing (electric) sponsor 2019

SR8 and SR10, click to see the cars

Optima Precision has been sponsoring California Universities in their racing programs. Students design and build the cars. We provide guidance in machining some of the parts and offer DFM assistance to the new generation of mechanical engineers. We are current sponsors of San Jose State University Formula SAE Spartan Racing Team as well as UC Davis Formula Racing (electric).

Onewheel launch celebration. Kyle Doerksen Founder/CEO Onewheel with Optima Precision Team.

Kyle Doerksen Onewheel launch celebration.
Custom logo production
CNC milled part