Verified Nov 2026
Electronics & Software
·
Toronto, Ontario
·
Since 1953
Winters Instruments is a Canadian manufacturer of industrial instrumentation, including pressure gauges, pressure transmitters, and industrial thermometers. Founded in 1953, the company is headquartered in Toronto, Ontario, and employs an estimated 200 to 500 people. It is privately held and serves industries including automotive, electric vehicles, electronics, medical, plumbing hardware, and renewable energy. In March 2026, Tom Parker Ltd was appointed as the company's UK distributor.
Winters Instruments at a glance
Revenue
$100-250M
Est. band
Employees
200-500
Founded
1953
Headquarters
Toronto, Ontario
Certifications
ISO 9001
Import activity
894
Industries
Automotive
Electric Vehicles
Electronics
Medical
Plumbing & Hardware
Renewable Energy
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
894
Named foreign suppliers
16
Top origins
China · Taiwan · South Korea · Hong Kong S.A.R.
Shared foreign counterparties do not establish that these companies buy from Winters Instruments.
What this tells a buyer
No customs data is available for the company, and its most recent reported development is the appointment of Tom Parker Ltd as UK distributor on 24 March 2026.
The company holds ISO 9001 certification and offers sensor and transmitter products, including a WPCM Air Flow and Velocity Transmitter for ductwork and ventilation monitoring.
Winters Instruments was recognized as a Platinum Standard Winner of Canada's Best Managed Companies Program in May 2026, and it has an estimated revenue band of $100 to $250 million.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
73 years in operation (founded 1953).
Holds ISO 9001 certification(s) per public sources.
Overview
Winters Instruments is a Canadian manufacturer of industrial instrumentation, including pressure gauges, pressure transmitters, and industrial thermometers. Founded in 1953, the company is headquartered in Toronto, Ontario, and employs an estimated 200 to 500 people. It is privately held and serves industries including automotive, electric vehicles, electronics, medical, plumbing hardware, and renewable energy. In March 2026, Tom Parker Ltd was appointed as the company's UK distributor.
At a glance
Attribute | Detail |
|---|---|
Founded | 1953 |
Headquarters | Toronto, Ontario |
Employees | 200-500 |
Revenue | $100-250M (estimated) |
Primary capability | Electronics & Software |
Certifications | ISO 9001 |
What Winters Instruments makes
The company holds ISO 9001 certification and offers sensor and transmitter products, including a WPCM Air Flow and Velocity Transmitter for ductwork and ventilation monitoring.
Products and capabilities described on the company's own site include Sensor, Steel, Pump (source: winters.com).
Certifications
Winters Instruments is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 9001 — windows.net
Trade and customs footprint
No customs data is available for the company, and its most recent reported development is the appointment of Tom Parker Ltd as UK distributor on 24 March 2026. US customs bill-of-lading records list 894 inbound shipments across 16 foreign suppliers, with top origins including China · Taiwan · South Korea · Hong Kong S.A.R..
Latest developments
2026-05-14 — Winters Instruments is proud once again to be recognized as a Platinum Standard Winner of the Canada's Best Managed Companies Program. | Winters Instruments (linkedin.com)
2026-03-24 — Tom Parker Ltd Appointed UK Distributor for Winters | Tom Parker News (tom-parker.co.uk)
2025-12-03 — Winters Instruments reshared CF Lew: HitOn IoT – Powering Malaysia’s Industry 4.0 Journey with Smart Data Integration, collaborated partner with Winters Instruments, target in Southeast Asia markets. (linkedin.com)
2025-11-26 — Winters Instruments Support Tools | Blogs, Catalogues, Datasheets, Manuals, Videos. (winters.com)
2025-06-24 — Winters continues to grow and we are looking for a Regional Sales Manager to join our team - based in Mexico or Central America. Please reach out if you know of someone … | Matt S. (linkedin.com)
Company details
Winters Instruments was recognized as a Platinum Standard Winner of Canada's Best Managed Companies Program in May 2026, and it has an estimated revenue band of $100 to $250 million. Winters Instruments was founded in 1953, has an estimated 200-500 employees, and is headquartered in Toronto, Ontario. On the LightSource stability read it is rated "Established & active": 73 years in operation (founded 1953). Holds ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Winters Instruments make?
Winters Instruments is a Canadian manufacturer of industrial instrumentation, including pressure gauges, pressure transmitters, and industrial thermometers. Founded in 1953, the company is headquartered in Toronto, Ontario, and employs an estimated 200 to 500 people. It is privately held and serves industries including automotive, electric vehicles, electronics, medical, plumbing hardware, and renewable energy. In March 2026, Tom Parker Ltd was appointed as the company's UK distributor.
Where is Winters Instruments headquartered?
Winters Instruments is headquartered in Toronto, Ontario (121 Railside Road, Toronto, Ontario, M3A 1B2).
When was Winters Instruments founded?
Winters Instruments was founded in 1953.
How big is Winters Instruments?
Winters Instruments has an estimated 200-500 employees, with revenue in the $100-250M range (estimated).
What certifications does Winters Instruments hold?
Winters Instruments lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
Does Winters Instruments import from overseas suppliers?
US customs bill-of-lading records show 894 inbound shipments for Winters Instruments, with top origins including China · Taiwan · South Korea · Hong Kong S.A.R..
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Last verified Nov 2026. Is this your company? Request a correction.
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