Outsourced manufacturing partner for the world’s electric motor & generator leaders

What we do


  • Pilot & short-run production
  • Design for manufacturing (DFM)
  • Tooling & equipment
  • Process development
  • Line / factory design & setup
  • Reverse engineering
  • Prototyping
  • Used equipment purchase


  • AC stator coils
  • DC field coils
  • Armature coils
  • Stator cores & wound stators
  • DC armatures
  • Rotors
  • Motors
  • Alternators / generators
  • Gear boxes
  • Electrical assemblies
  • Mechanical assemblies


  • Light maintenance
  • Stator strip & rewind
  • Armature strip & rewind
  • DC field coil refurbishment
  • DC stator recoiling
  • Full turnkey service & reverse logistics

Our industries





Rail transit


Oil & gas


of outsourcing

Reduce costs

Win market share

Improve quality

Improve focus

Increase flexibility

Local content
for market penetration

Manage tariffs

Our process

  1. Book a free consultation with our executive team to explore how contract manufacturing can help you win market share.

    • In this initial meeting, we discover your needs and determine the scope of work.
  2. Get your plan.

    • We give you a solution and pricing for your specific needs, making it easier than ever to scale your manufacturing.
  3. Execute your plan.

    • Once you sign the agreement, we immediately go to work manufacturing your products.

Our team

About us

Outsourced manufacturer of electric motors & generators.

Serving Fortune 500 Industrials & Industry disruptors.

Private company in business since 1909.

Global operations with locations in USA, Canada, and Mexico.

ISO 9001:2015 certified.

Industry-specific credentials as needed.

Diversified supplier base in multiple geographic locations to reduce supply risk.

In-house design & development of custom tooling, manufacturing equipment.

Largest outsourced manufacturer of electric motors in North America.

Trusted partner for the long term.

Our locations

  • Montreal, Canada
  • 8180 Cote-de-Liesse
  • Montreal, Quebec
  • H4T 1G8
  • T: 514-735-4371
  • F: 514-342-3944
  • Plattsburgh, USA
  • 51 Distribution Way
  • Plattsburgh, NY
  • 12901
  • T: 518-213-3991
  • F: 518-324-5170
  • Fresnillo, Mexico
  • Entrada Group de Mexico S de RL de CV
  • Departamento (IEC Holden Inc.)
  • Carretera Fresnillo a Plateros KM 2 S/N
  • Parque Industrial Fresnillo
  • Fresnillo, Zacatecas, CP 99056 Mexico

Get in touch

1. Book

2. Plan

3. Execute

Call now

We'll get back to you within hours—if not minutes.

1 (833) MEET-IEC

Send us an email

Compose Now


Our culture


To be the world’s most trusted company


As a contract manufacturer of electric propulsion, electric powertrain systems and components, we make decisions, create solutions and take actions every day that build trust simultaneously with all stakeholders: customers, employees, external providers, shareholders and the global community.

Brand promise


IEC Holden is the easiest supplier I work with—quality, OTD, value, team are all top notch.

Head of Sourcing, Americas

IEC Holden consistently makes quality the first priority. There is never any compromise and I always know that our reputation will be safe-guarded.

VP Operations

By leveraging IEC Holden’s capabilities we were able to realize significant additional revenue very quickly.

SVP Global Operations

The IEC Holden team is great—they care and they are competent—and it shows in every part of our relationship.

Product Group Manager

Contract signing is always quick and painless and we have never once had to refer to the contracts in 15 years of working together!

Director, Contracts & Legal Affairs

IEC Holden has always been a supplier that we can trust to deliver on new, important challenges. A true partner.

Global Commodity Manager

IEC Holden have worked collaboratively with us every step of the way to meet the flexibility needs of our challenging projects.

Business Unit Head

On our first project with IEC Holden we went from contract signing to first deliveries in under four months, including IEC Holden investing $2M to set up a brand new production line for us.

Executive Sourcing Leader

Testimonials translated from original sources (English).

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