Welcome! Midwest Composite, Studio Fathom, GPI Prototype and Summit Tooling are now Fathom Learn more

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About Fathom – The Largest Privately Held Digital Manufacturing Company In North America.




Over the last 35 years, five digital manufacturing companies—Midwest Composite Technologies, FATHOM, ICOMold, GPI Prototype, and Summit Tooling Inc.—became leaders in their unique fields. Working together as a single entity, Fathom Manufacturing is the largest privately held digital manufacturing company in North America.

Fathom Manufacturing now offers expanded manufacturing capabilities to all customers of the prior separate companies with the same unmatched value and specialized expertise you’ve grown to expect from MCT, Fathom, ICOMold, GPI, and Summit Tooling Inc.

Our Services / /

  • Additive Manufacturing & 3D Printing / / SLS, PolyJet, FDM, SLA, MJF, DMLS

  • CNC Machining / / 3 & 5 Axis Machines

  • Urethane Casting / / High-Volume Prototyping & Bridge To Production

  • Domestic Injection Tooling & Molding / / In-House Tooling Expertise

  • Post Processing, Finishing & Assembly / / Including Large Scale Models

  • Design & Engineering CAD, DFAM & DFM Services / / Increase Speed & Decrease Total Cost

  • Managed Services / / Full-Time & Part-Time Highly Trained Support Staff with Customizable Staffing That Accelerates Implementation

For FAQs relating to this change, click here.

Company Timeline

The best brands in the world put their trust in Fathom.

Fathom is driven by advanced technologies and methods that enhance and accelerate today’s product development and production processes.

We are Secure. Confidential. Certified.

ISO 9001:2015 Certified + AS9100 Rev. D Certified + ITAR Registered + NIST 800-171 Compliant

Comprehensive Capabilities for Rapid Manufacturing

At Fathom we offer a unique advantage of speed and agility-our experts help companies go from concept to prototype to manufacturing in ways not previously possible. 

90+ Machines  
SLS / / Two-day  SLA / / Next-day 
FDM / / Next-day DMLS / / Three-day 
PolyJet / / Same-day MJF / / Two-day

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30 Second Quotes
Prototype Tool / / As soon as 10 days
10K Parts / / 10 days
Production Tool / / As soon as 3 weeks

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3 & 5 Axis Milling & Turning
(Plastics, Composites and Metals)

Tolerance Accuracy Range
from +/-0.001″ to 0.005″

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Injection Molding Adjacent
without High Costs of Metal Tools

Most Commonly Used for High-Volume
Prototyping & Bridge to Production

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Finishing, Production Painting and Color Matching

Assembling, Including Embedded Electronic
Components, Threaded Inserts, and More

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CAD, DFAM and DFM Services

Apply Methods to Increase Speed
and Decrease Total Cost

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Highly Trained Staff / / Full-Time & Part-Time
Support as Short-Term & Long-Term Strategy

Decrease Downtime with Customizable
Staffing Accelerates Implementation

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Let’s get started.

Fathom is driven by advanced technologies and methods that enhance and accelerate today’s product development and production processes.