Company lists · Data refreshed October 2026

Top 21 Environmental site remediation contractors based in Calgary, Canada

Name: Environmental site remediation contractors based in Calgary, Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 33 companies tracked

RevenueBase identified 33 company matches for environmental site remediation contractors associated with Calgary, Canada as of October 2026 and tracks 323 professional contacts across them, including 166 with verified work emails. Across Canada, Calgary is the largest hub for this category.

This list covers company matches for environmental site remediation contractors associated with Calgary, Canada, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 12, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Oct 12, 2026 How this list was built

33Companies

323Contacts tracked

166Verified emails

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The 21 largest environmental site remediation contractors based in Calgary, Canada

Ranked by team size

Top 21 of 33 company matches for environmental site remediation contractors based in Calgary, Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	GCL Environmental LTD	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	47 contacts →
	Exact match “GCL Environmental Ltd.(GCL) is a results-driven environmental consulting firm.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	Earthmaster Environmental Consulting	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	32 contacts →
	Exact match “Earthmaster Environmental Consulting has been serving clientele domestically and internationally since 1998, providing environmental consulting and management services including…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	Sequoia Environmental Remediation	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	28 contacts →
	Exact match “Sequoia Environmental Remediation Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	Mcmillan-Mcgee Corporation	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	25 contacts →
	Exact match “VIYA Environmental is a pollution remediation company formed by the strategic alliance of industry pioneers McMillan-McGee (Mc2) and ORIN Technologies (ORIN), and backed by GEF…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	Equilibrium Environmental INC	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	24 contacts →
	Exact match “We're hiring!” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	Aztec Renovations & Refit INC	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	51-200	19 contacts →
	Exact match “We believe that Aztec has a responsibility to create a healthy, sustainable and environmentally-sound community.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	Trium Ecosystems	Exact match	Calgary, CanadaHQ recorded Oct 12, 2026	11-50	14 contacts →
	Exact match “Since 2006, TRIUM Environmental Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8	ELM INC	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	11 contacts →
	Exact match “ELM is the ready partner you want on your team when managing environmental liabilities.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	Amity Environmental	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	10 contacts →
	Exact match “We are a Calgary based company with our team of professionals holding 30+ years of experience in the environmental field, working with both home owners and business, we hold many…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	Remediclean	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	10 contacts →
	Exact match “Remediclean is committed to providing service of the highest quality, paying particular attention to working efficiently while keeping the lines of communication with our clients…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Envirotech Engineering Corp	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	1-10	9 contacts →
	Exact match “Envirotech Engineering is a Calgary based company providing a broad range of Environmental Consulting, Project Management & Regulatory Compliance services.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12	Cirrus Environmental Services INC	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	8 contacts →
	Exact match “Cirrus brings together four primary areas of professional experience, expertise and technology, and applies it to complex contaminated sites: Path to Closure, Site Assessment and…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	CEC	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	51-200	8 contacts →
	Exact match “Canadian Erosion & Containment Ltd.(CEC) Your Partner in Environmental Management Solutions Founded in 2017 and headquartered in Calgary, Alberta, Canadian Erosion & Containment…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	Terex Environmental Group	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	7 contacts →
	Exact match “Terex is a leading Canadian environmental consulting firm providing technical guidance for environmental compliance.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Cogent Environmental Solutions LTD	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	7 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Proactive Environmental Solutions	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	7 contacts →
	Exact match “Proactive is a leading provider of comprehensive environmental solutions, specializing in advanced water treatment.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	Iron Creek Group	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	1-10	6 contacts →
	Exact match “Serving North America, Iron Creek Group is an award-winning, innovative technology company solving complex environmental issues.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	EBM Geoscience INC	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	1-10	4 contacts →
	Exact match “EBM Geoscience Inc.(EBM) offers professional services in environmental consulting, specific to the assessment, remediation, and risk management of contaminated sites.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	Bravura Construction Group	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	11-50	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	Bifröst Environmental And Remediation Services INC	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	1-10	1 contacts →
	Exact match “The Bifrost (or Bifröst and pronounced BEEF-roast) is a part of the Old Norse mythology and is defined as the fleeting or shimmering, rainbow bridge that connects the world of the…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Claire Enviro Services	Exact match	Calgary, AB, CanadaHQ recorded Oct 12, 2026	1-10	1 contacts →
	Exact match “Claire Enviro Services ensures safe and healthy air quality in residential homes and workplaces.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “environmental site remediation contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 21 of 33 environmental site remediation contractors based in Calgary, Canada

See the full list, filter by size, metro and specialty, and access 166 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental site remediation contractors based in Calgary, Canada at a glance

As of Oct 12, 2026

51.4%Verified-email coverage

9.8Average contacts per company

11-50Median size (employees)

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole Canada list rather than for Calgary, so it is reported there. Company counts and contact totals on this page are exact for Calgary, over 33 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Calgary, Canada whose business descriptions match “environmental site remediation contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 166 professional contacts with verified work emails across the full matched dataset. 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 October 12, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “environmental site remediation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental site remediation contractors are there based in Calgary, Canada?

RevenueBase identified 33 company matches for environmental site remediation contractors associated with Calgary, Canada as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

GCL Environmental LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Canada has the most environmental site remediation contractors?

Calgary leads Canada with 33 company records, followed by Edmonton (16) and Ottawa (12).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 166 professional contacts with verified work emails tracked across these 33 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 12, 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 SmartSearch, 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.