How Short Run Is Done

At Donnelly Custom Manufacturing Company, we understand the evolving demands of leading industrial OEMs in Minnesota and beyond. We built our business as a plastics injection molder to support OEMs’ elevated requirements for highly engineered, complex parts and assemblies.

For over 30 years, short-run injection molding has been our business model and we have made a commitment to excelling at it. When your deadline is looming, you need a contract manufacturing partner you can rely on.

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The Right Choice

Why Donnelly

Speed. Flexibility. Precision.


Injection Molding
Injection Molding

As a plastic injection molder specializing in close tolerance thermoplastic parts, we use 36 injection molding machines to produce parts from less than 1 gram to more than 6 pounds.

Engineering and Tooling
Engineering and Tooling

Our engineering team collaborates and works with yours to provide expertise in material selection, design for manufacturability, tooling design and development, and processing.

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Value-Added Secondary Operations
Value-Added Secondary Operations

Saving you time and money is our priority. From mechanical assembly to decorating, we take on new responsibilities to help streamline your supply chain.

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Donnelly is committed to equipping, supporting, and developing our employees to provide a fulfilling career in manufacturing and producing great results for our customers. Every day.

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Donnelly Custom Manufacturing Upgrades Vertical Rotary Press

Engel machine aids production of complex insert-molded parts Alexandria, MN (January 16, 2019) – Donnelly Custom Manufacturing Company,...

Donnelly Invests in Customer Growth with New Equipment

Advanced technologies expand capabilities to meet increasing demand for low-to-mid volume runs Alexandria, MN (August 28, 2018) –...

Strategic Planning: A Holistic Look

An increasing number of manufacturers understand that success develops from balancing continuous improvement, strategy, leadership and a commitment...

Collaborative Robots Helping US Manufacturers to Compete Globally

At Donnelly Custom Manufacturing, President Ron Kirscht said the company runs a robot beside nearly every one of its...

Donnelly Takes the Challenge to Rethink Robotics

(Alexandria, MN) When you hear the name Baxter, you may think of a town in north-central Minnesota

Learn more about how we can help you achieve your critical short run objectives today.