Global Precision Group Precision Grinding Global Precision Group - Precision CNC Machining Global Precision Group Precision Grinding Global Precision Group - Precision CNC Machining

Precision CNC Machining

We specialize in medium to high volumes, yet low volume is welcome. Located in Muskego, Wisconsin, we have 66,000 sq. ft. of manufacturing space with the ability to grow to 132,000. Our worldwide supplier network assures we can meet your requirements for all programs.

You can depend on Global Precision Group for machined parts in practically every application. By partnering with GPG you will be in an elite group of some of the top demanding manufacturers in the country. With our team’s experience and versatility of over 100 years, allow us to respond to project requests quickly. Global Precision Group’s goal is to become a trusted partner to our customers, not just a machining source, but an adviser for design assistance for cost savings and speed to market.

Our Strength: Eliminating Supply Chain Headaches

  • Late deliveries causing you valuable time and resources
  • Part Failure from your current supplier
  • Current supply having quality control issues
  • Current supplier facing financial issues causing concerns
  • And other "fires"

We make it easy to work with us by offering quick quotation turn-around, competitive pricing, on-time delivery (no excuses) and more.

Global Precision Group… The Partner You’ve Been Looking For

GPG is in the business of providing solutions. We specialize in solving problems with outsourcing of Precision CNC Machining. We help successfully deal with critical business issues like late delivery and quality, thus increasing bottom line results and delivering when promised at a competitive price.


GPG is an ISO-9001 certified, full-service machining company.
Our team brings years of experience in the production of many different parts extending across a wide range of industries, including: processing and machining of gray iron, ductile iron, aluminum, nickel bronze and steel alloy or other exotic materials.


Each GPG customer benefits from our long range strategic planning, in-house fixture design & build, continual business process improvement, and total quality management. We regularly invest in new capital equipment for new projects to enhance cost competitiveness and process reliability across the board.


Leverage & extend our capabilities to manufacture complex, tight tolerance, precision components at the lowest possible cost. Accepting any size of volume of order to maximize our process engineering & project management for OEM’s & top-tier suppliers – focusing on adding substantial value.