Precision Instrumentation Services Since 1998

Expertise in piping, instrumentation services, and electrical trades for system calibration and installation. Additionally, we provide mechanical, electrical and project management services. Operating Canada-wide.

Electrical Safety Authority
ISO 9001 2015
COR National Standard

Cross-Industry Excellence

Our industrial instrumentation and calibration services are all about understanding the complex details of your operation. We keep the big picture in mind when it comes to any kind of industrial project management or maintenance work.

We are a Canadian company with in-depth industrial experience and an understanding of the interplay between piping, instrumentation and electrical trades in order to calibrate or install systems in a range of industries including energy, manufacturing, water treatment, oil/gas and more.

Grace Instrumentation & Controls ltd. was established as an instrumentation company in Southern Ontario with reach all across Canada. While instrumentation is our core strength, we have developed expertise in electrical and mechanical services as well as project management.

We have the technical skills required to tackle the most challenging industrial projects and are able to supply experienced technicians for maintenance and regular downturns to make sure your plant keeps running at its best.

Energy and Power

Partners Across Industries

Celebrating 25 years as one of the top instrumentation companies in Canada. Proudly serving our customers across various industries from coast to cast.

Energy & Power

Oil & Gas


Water & Wastewater

Mining & Steel

Frequently Asked Questions

Depending on the job, Grace’s commitment is to respond to requests within at least three business days. If you have a large project which has an instrumentation package, let us know as soon as possible so a Grace team member can attend site visits to factor in the environment, complex installation requirements etc.

Sure! Please call the office at 519-428-2091 or Scott Marr, president, would be happy to take your call at 519-429-0395..

Yes, Grace provides turnaround support for several clients in Ontario. Check out our portfolio for examples.

Grace deploys crews across Canada. We are based in Simcoe, Ontario, and have completed numerous projects in Ontario, we have also completed projects from coast to coast.

Grace frequently acts as a sub-contractor for other companies particularly on very large projects. Grace also works directly with customers for various projects or service work.

Yes, Grace supplies experienced technicians to check out and test or commission. We find it very helpful and cost efficient for the customer if we can be involved in the initial stages of the project so that we can understand the processes right from the beginning before we come in at the end.

Please go to Skilled Trades Ontario at to find out more.

Yes Grace hires apprentices from its union partners at IBEW, UA and Millwrights.

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