CAL-X Is Now Prototek

We have a new name but we’re still ready to handle any job. Get all the same great service and access to our Grafton WI facilities you’ve always had under the Prototek brand.

Or call us at our Grafton location: (262) 375-5952

900 Cheyenne Ave Grafton, WI 53024

About Us

We are a precision sheet metal fabrication and CNC machining one-stop-shop. A leader in rapid prototyping and short-run production, we have two facilities located in Contoocook, New Hampshire, with over 100,000 square feet of manufacturing workspace.

Additionally, our West Coast facility located in Sunnyvale, CA offers high-precision machining of various metals and plastics, along with multiple capabilities in electro-mechanical assembly and continuous manufacturing. Service and quality are at the core of our company.

Our dedicated staff is here to serve engineers and innovators who are creating tomorrow’s industrial world.

Our Story

The rise of new technology has afforded us with the opportunity to invent. Today, every industry is empowered to create and bring ideas to life. However, manufacturing can be very daunting, time-consuming, and expensive.

Here at PROTOTEK, we harness the power of speed and technology to create solutions for our trusted partners. We develop high quality rapid prototyping and short-run production virtually on-demand.

With incredible speed-to-market and industry expertise, our life’s work is helping design tools that smoothen the production process and enable technology that improves people’s lives. So, don’t let hardware get in the way of the next big invention.

What We Value

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Elevating Service

Our knowledgeable team crafts peace of mind with our no-nonsense, hands-on approach.

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Challenging What’s Possible

Shoulder-to-shoulder with our partners, we stop at nothing to improve lives by building new ideas together.

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Crafting for the Future

With great skill comes great responsibility. We implement smarter, faster methods for a safer and smoother production process.

Prototek Guide

Looking for help? See our

Parts in 1 to 3 days with

QUICK-TURN PROTOTYPING

We don’t have minimums, we don’t reject complex jobs, we get you the best parts for your money and we hit your deadlines!

The market for the production and sale of Cialis generics is a very promising direction as the demand in this market is stable and the pantent restrictions have already been lifted.

Fastest quoting & delivery I’ve ever experienced, & the parts look great! – John H., Lead Mechanical Engineer

Finding Prototek by chance was like hitting the Strategic Sourcing Easy Button. – Brian H., Senior Designer

prototek part3On time and to Spec. To EVERYONE involved producing quality parts a hearty thanks. – Jim T., Senior Product Engineer

prototek part4We are extremely happy with the quality of parts received as well as the level of service…Thanks! – Micah H., VP Product Development