Verified Nov 2026
Other
·
Oconomowoc, Wisconsin
·
Since 1924
Sentry Equipment manufactures and integrates representative sampling and process analysis equipment, including gas, liquid, slurry, solid, powder, steam, and water sampling systems. The company is headquartered in Oconomowoc, Wisconsin, was founded in 1924, and is 100% employee-owned, with an estimated 100-200 employees. It serves the automotive, electric vehicle, medical, and industrial equipment sectors, as well as oil and gas, power generation, food and beverage, and chemical processing. In late 2025, it announced it was using Microsoft's AI Co-Innovation Lab to accelerate technology development.
Sentry Equipment at a glance
Revenue
$50-100M
Est. band
Employees
100-200
Founded
1924
Headquarters
Oconomowoc, Wisconsin
Certifications
ISO 9001
Import activity
18
Industries
Automotive
Electric Vehicles
Medical
Industrial Equipment
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
18
Named foreign suppliers
7
Top origins
China · Singapore · Italy · Brazil
Shared foreign counterparties do not establish that these companies buy from Sentry Equipment.
What this tells a buyer
Sentry Equipment reported a recent development in December 2025, when it said it was using Microsoft's AI Co-Innovation Lab to accelerate its technology work, as reported by BizTimes.
The company's product range includes automatic sampling systems, pipeline corrosion monitoring, and sample coolers and heat exchangers, and it holds ISO 9001 certification.
Sentry Equipment is privately held and employee-owned, with an estimated annual revenue band of $50-100 million, and it serves customers in more than 50 countries.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
102 years in operation (founded 1924).
Holds ISO 9001 certification(s) per public sources.
Overview
Sentry Equipment manufactures and integrates representative sampling and process analysis equipment, including gas, liquid, slurry, solid, powder, steam, and water sampling systems. The company is headquartered in Oconomowoc, Wisconsin, was founded in 1924, and is 100% employee-owned, with an estimated 100-200 employees. It serves the automotive, electric vehicle, medical, and industrial equipment sectors, as well as oil and gas, power generation, food and beverage, and chemical processing. In late 2025, it announced it was using Microsoft's AI Co-Innovation Lab to accelerate technology development.
At a glance
Attribute | Detail |
|---|---|
Founded | 1924 |
Headquarters | Oconomowoc, Wisconsin |
Employees | 100-200 |
Revenue | $50-100M (estimated) |
Certifications | ISO 9001 |
What Sentry Equipment makes
The company's product range includes automatic sampling systems, pipeline corrosion monitoring, and sample coolers and heat exchangers, and it holds ISO 9001 certification.
Products and capabilities described on the company's own site include Seal (source: sentry-equip.com).
Certifications
Sentry Equipment is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 9001 — sentry-equip.com
Trade and customs footprint
Sentry Equipment reported a recent development in December 2025, when it said it was using Microsoft's AI Co-Innovation Lab to accelerate its technology work, as reported by BizTimes. US customs bill-of-lading records list 18 inbound shipments across 7 foreign suppliers, with top origins including China · Singapore · Italy · Brazil.
Latest developments
2026-03-24 — Powering Up: How Sentry Equipment Has Lasted 100 Years in Manufacturing and What It Has Planned for 100 More - Construction Executive (constructionexec.com)
2026-02-04 — A great day on-site at a large cement company supporting our customers with Peak Equipment! (linkedin.com)
2026-01-22 — How a manufacturing CFO views technology and automation | CFO.com (cfo.com)
2026-01-01 — Starting the new year with some exciting news — I’m joining Sentry Equipment as the next Chief Information Officer. | Tom Nackers (linkedin.com)
2025-12-09 — Sentry Equipment uses Microsoft’s newest AI Co-Innovation Lab to accelerate tech innovation (biztimes.com)
2025-10-13 — Sentry Equipment expands in Houston with $6.5M investment ... (bizjournals.com)
Facilities
Sentry Equipment is headquartered in Oconomowoc, Wisconsin. Public sources also reference these locations:
Oconomowoc, Wisconsin — powermag.com
Company details
Sentry Equipment is privately held and employee-owned, with an estimated annual revenue band of $50-100 million, and it serves customers in more than 50 countries. Sentry Equipment was founded in 1924, has an estimated 100-200 employees, and is headquartered in Oconomowoc, Wisconsin. On the LightSource stability read it is rated "Established & active": 102 years in operation (founded 1924). Holds ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Sentry Equipment do?
Sentry Equipment manufactures and integrates representative sampling and process analysis equipment, including gas, liquid, slurry, solid, powder, steam, and water sampling systems. The company is headquartered in Oconomowoc, Wisconsin, was founded in 1924, and is 100% employee-owned, with an estimated 100-200 employees. It serves the automotive, electric vehicle, medical, and industrial equipment sectors, as well as oil and gas, power generation, food and beverage, and chemical processing. In late 2025, it announced it was using Microsoft's AI Co-Innovation Lab to accelerate technology development.
Where is Sentry Equipment headquartered?
Sentry Equipment is headquartered in Oconomowoc, Wisconsin (966 Blue Ribbon Circle North, Oconomowoc, Wisconsin, 53066).
When was Sentry Equipment founded?
Sentry Equipment was founded in 1924.
How big is Sentry Equipment?
Sentry Equipment has an estimated 100-200 employees, with revenue in the $50-100M range (estimated).
What certifications does Sentry Equipment hold?
Sentry Equipment lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
Does Sentry Equipment import from overseas suppliers?
US customs bill-of-lading records show 18 inbound shipments for Sentry Equipment, with top origins including China · Singapore · Italy · Brazil.
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Last verified Nov 2026. Is this your company? Request a correction.
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