Doors Open Ontario

The Doors Open Ontario 2018 season was a great success. Over 482,000 people visited sites in communities across the province. Thanks to our sponsors, partners and volunteers for their support, and to all who participated.

Hammond Power Solutions Inc. Doors Open Brockton

Hammond Power Solutions Inc.

Hammond's originally started in Guelph in 1917 as a foundry tool manufacturer. During the Second World War, they started to build specialized transformers and reactors for military communication and radar equipment. The company grew from 50 to over 300 employees to satisfy the demand. In 1976, a plant was built in Walkerton, which currently produces over 65,000 transformers per year!

Tell us your story about this site

  • Parking
  • Self-guided tours available

Contact info

15 Industrial Road
Walkerton, ON, Ontario


Year built: 1976
Building type: Commercial

Dates/hours open

Saturday September 29, 2018
Saturday: 10 a.m. to 4 p.m.

Hammond Power Solutions Inc. 15 Industrial Road