Company lists · Data refreshed September 2026

Top 25 Environmental monitoring sensors companies based in Canada

Name: Environmental monitoring sensors companies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 116 companies tracked

RevenueBase identified 116 environmental monitoring sensors companies headquartered in Canada as of September 2026 and tracks 1,358 professional contacts across them, including 543 with verified work emails. Calgary is the largest hub.

This list covers environmental monitoring sensors companies headquartered in Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review

116Companies

1,358Contacts tracked

543Verified emails

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The 25 largest environmental monitoring sensors companies based in Canada

Ranked by team size

Top 25 of 116 environmental monitoring sensors companies based in Canada, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to environmental monitoring sensors companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Ghgsat	Partial evidence	Montreal, QC, CanadaHQ checked Sep 19, 2026	51-200	228 contacts →
	Partial evidence “GHGSat is a global technology leader with pioneering emissions-monitoring capabilities that drive industrial efficiency with positive impact.” Source: RevenueBase Database · checked Sep 19, 2026
2	Hoskin Scientific Limited	Partial evidence	Coquitlam, BC, CanadaHQ checked Sep 19, 2026	201-500	131 contacts →
	Partial evidence “Since 1946, Hoskin Scientific has been the Canadian leader for supplier of environmental, geotechnical, and industrial instrumentation.” Source: RevenueBase Database · checked Sep 19, 2026
3	RST Instruments LTD	Partial evidence	Maple Ridge, BC, CanadaHQ checked Sep 19, 2026	51-200	90 contacts →
	Partial evidence “RST Instruments is an engineered solutions company and a leader in sensors, instruments, communication systems and data management.” Source: RevenueBase Database · checked Sep 19, 2026
4	Mantech	Indirect evidence	Guelph, ON, CanadaHQ checked Sep 19, 2026	11-50	65 contacts →
	Indirect evidence “At MANTECH, we make water quality analysis faster, simpler, greener and more informative.” Source: RevenueBase Database · checked Sep 19, 2026
5	Qube Technologies	Partial evidence	Calgary, AB, CanadaHQ checked Sep 19, 2026	51-200	63 contacts →
	Partial evidence “Qube Technologies (Qube) is a leading producer of AI-based environmental surveillance technology for the upstream energy industry.” Source: RevenueBase Database · checked Sep 19, 2026
6	Armstrong Monitoring	Partial evidence	Ottawa, ON, CanadaHQ checked Sep 19, 2026	51-200	39 contacts →
	Partial evidence “Welcome to Armstrong Monitoring!” Source: RevenueBase Database · checked Sep 19, 2026
7	Instantel	Indirect evidence	Ottawa, ON, CanadaHQ checked Sep 19, 2026	51-200	39 contacts →
	Indirect evidence “For over 40 years, Instantel has been a global leader with best-in-class vibration, noise, and air overpressure equipment for quarries, mining, construction, civil, geotechnical…” Source: RevenueBase Database · checked Sep 19, 2026
8	Solinst Canada	Indirect evidence	Georgetown, ON, CanadaHQ checked Sep 19, 2026	51-200	36 contacts →
	Indirect evidence “Solinst Canada Ltd.” Source: RevenueBase Database · checked Sep 19, 2026
9	Avensys Solutions INC	Strong evidence	Montreal, QC, CanadaHQ checked Sep 19, 2026	11-50	32 contacts →
	Strong evidence “Avensys Solutions is an industry leader in providing instrumentation and integrated solutions for the monitoring of industrial processes and environmental surveillance…” Source: RevenueBase Database · checked Sep 19, 2026
10	Sentry	Strong evidence	Charlottetown, PE, CanadaHQ checked Sep 19, 2026	11-50	26 contacts →
	Strong evidence “SENTRY is a biological activity and water quality monitoring sensor platform.” Source: RevenueBase Database · checked Sep 19, 2026
11	Bioalert Solutions	Indirect evidence	Sherbrooke, QC, CanadaHQ checked Sep 19, 2026	11-50	23 contacts →
	Indirect evidence “BioAlert Solutions est une entreprise biotechnologique innovante qui a développé le tout premier appareil de détection automatisée de légionelle.” Source: RevenueBase Database · checked Sep 19, 2026
12	Scentroid Ides Canada INC	Indirect evidence	Whitchurch-stouffville, ON, CanadaHQ checked Sep 19, 2026	11-50	22 contacts →
	Indirect evidence “Scentroid a division of IDES Canada Inc.” Source: RevenueBase Database · checked Sep 19, 2026
13	Odotech NOW Envirosuite	Strong evidence	Montreal, QC, CanadaHQ checked Sep 19, 2026	51-200	21 contacts →
	Strong evidence “Owned by Envirosuite, Odotech is an environmental technology company specializing in the monitoring and management of odours, gaseous contaminants and dust.” Source: RevenueBase Database · checked Sep 19, 2026
14	Mobiltex Abriox	Indirect evidence	Calgary, AB, CanadaHQ checked Sep 19, 2026	11-50	18 contacts →
	Indirect evidence “MOBILTEX® is headquartered in Calgary, Alberta, Canada, and is proud to serve hundreds of industrial, municipal, and commercial customers around the globe, delivering innovative…” Source: RevenueBase Database · checked Sep 19, 2026
15	FTS INC	Indirect evidence	Victoria, BC, CanadaHQ checked Sep 19, 2026	51-200	18 contacts →
	Indirect evidence “FTS, an AEM brand, was founded in 1980 to address the demanding weather information requirements of the world’s premier forest fire management agencies.” Source: RevenueBase Database · checked Sep 19, 2026
16	Eosense	Partial evidence	Dartmouth, NS, CanadaHQ checked Sep 19, 2026	11-50	16 contacts →
	Partial evidence “Eosense designs and builds weatherproof gas monitoring devices for soil gas flux research.” Source: RevenueBase Database · checked Sep 19, 2026
17	Connected Sensors	Partial evidence	Hamilton, ON, CanadaHQ checked Sep 19, 2026	11-50	15 contacts →
	Partial evidence “Connected Sensors is a team of passionate innovators driven to revolutionize how buildings manage water.” Source: RevenueBase Database · checked Sep 19, 2026
18	Maxim Environmental And Safety INC	Partial evidence	Mississauga, ON, CanadaHQ checked Sep 19, 2026	11-50	14 contacts →
	Partial evidence “Maxim Environmental is Canada’s Premier Environmental Sales & Rental Company.” Source: RevenueBase Database · checked Sep 19, 2026
19	Ecosystem Informatics INC	Partial evidence	Toronto, CanadaHQ checked Sep 19, 2026	11-50	14 contacts →
	Partial evidence “We are an environmental intelligence company using AI-powered technology to transform how we measure, understand, and act on air quality data.” Source: RevenueBase Database · checked Sep 19, 2026
20	VL Energy LTD	Indirect evidence	Calgary, AB, CanadaHQ checked Sep 19, 2026	11-50	14 contacts →
	Indirect evidence “VL Energy delivers regulatory approved, AI powered energy and emissions intelligence that helps industrial operators improve performance, strengthen compliance, and reduce…” Source: RevenueBase Database · checked Sep 19, 2026
21	Aquasensing	Indirect evidence	Waterloo, CanadaHQ checked Sep 19, 2026	1-10	13 contacts →
	Indirect evidence “We solve the world's most challenging leak detection problems.” Source: RevenueBase Database · checked Sep 19, 2026
22	Tekran Instruments Corporation	Partial evidence	Toronto, ON, CanadaHQ checked Sep 19, 2026	11-50	12 contacts →
	Partial evidence “Tekran® is an international leader in environmental measurement technology, serving the needs of industry, government and research institutions with applications ranging from pure…” Source: RevenueBase Database · checked Sep 19, 2026
23	Nanozen	Indirect evidence	Vancouver, BC, CanadaHQ checked Sep 19, 2026	11-50	11 contacts →
	Indirect evidence “SMEPAC HPAPI OEB 3-6 Products and Services Nanozen Industries Inc.” Source: RevenueBase Database · checked Sep 19, 2026
24	Flowlink Environmental INC	Strong evidence	Coquitlam, BC, CanadaHQ checked Sep 19, 2026	11-50	10 contacts →
	Strong evidence “We are a Canadian provider of real-time water monitoring and control solutions that reduce risk of environmental contamination through prevention, early detection and third-party…” Source: RevenueBase Database · checked Sep 19, 2026
25	Accutron Instruments	Partial evidence	Sudbury, ON, CanadaHQ checked Sep 19, 2026	11-50	10 contacts →
	Partial evidence “Accutron Instruments is the global choice for mine ventilation monitoring equipment.” Source: RevenueBase Database · checked Sep 19, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: environmental monitoring sensors companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names environmental monitoring sensors companies.
Partial evidence: Its own public description names part of environmental monitoring sensors companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name environmental monitoring sensors companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 116 environmental monitoring sensors companies based in Canada

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Environmental monitoring sensors companies based in Canada at a glance

As of Sep 19, 2026

40.0%Verified-email coverage

11.7Average contacts per company

1-10Median size (employees)

10.3%Largest-city concentration · Calgary

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 116 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among environmental monitoring sensors companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Canada whose own description of what they do matches “environmental monitoring sensors companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names environmental monitoring sensors companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among environmental monitoring sensors companies, and records with no verified work email. Companies headquartered outside Canada are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 543 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names environmental monitoring sensors companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many environmental monitoring sensors companies are there based in Canada?

RevenueBase identified 116 environmental monitoring sensors companies headquartered in Canada as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Ghgsat, headquartered in Montreal, tops this list with the largest team on record.

Which city has the most environmental monitoring sensors companies?

Calgary leads with 12 headquartered companies, followed by Toronto (11) and Montreal (10).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 543 verified decision-maker contacts tracked across these 116 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.