Company lists · Data refreshed September 2026
Top 25 Chemical plant design firms based in Canada
RevenueBase identified 502 chemical plant design firms headquartered in Canada as of September 2026 and tracks 12,306 professional contacts across them, including 5,527 with verified work emails. Calgary is the largest hub.
This list covers chemical plant design firms 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 16, 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.
The 25 largest chemical plant design firms based in Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,167 contacts → | ||||
Indirect evidence “Golder was acquired by WSP.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 659 contacts → | ||||
Indirect evidence “Allnorth is a multi-disciplinary engineering, project delivery, and construction services company.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 481 contacts → | ||||
Partial evidence “LAPORTE is a consulting engineering firm specializing in pharmaceutical, agrifood, industrial biotech and industrial plant processes, which has been in business for 25 years.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 436 contacts → | ||||
Indirect evidence “GCM Consultants has delivered, for over 25 years, high-performance engineering services through inspired resources who hail from industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 424 contacts → | ||||
Indirect evidence “HH Angus Corporate Overview HH Angus and Associates Limited was founded in 1919 and today is one of Canada’s larger private engineering firms.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 293 contacts → | ||||
Indirect evidence “The JNE Group of Companies is a full-service, multi-disciplinary engineering and construction services firm headquartered in Hamilton, Ontario, Canada and Pittsburgh…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 279 contacts → | ||||
Strong evidence “Zeton is the recognized world leader in the design and fabrication of lab scale systems, pilot plants, demonstration plants, and small modular production plants.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 278 contacts → | ||||
Partial evidence “Thermo Design (TDE) is an innovative energy solutions company and a recognized leader in the design and engineering, fabrication, manufacturing, construction management…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 228 contacts → | ||||
Indirect evidence “AME Group is a client-focused, collaborative mechanical engineering consulting firm.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 173 contacts → | ||||
Indirect evidence “Rally Engineering is a 100% Canadian owned full-service multi-discipline Engineering, Procurement and Construction Management (EPCM) consulting engineering firm.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 156 contacts → | ||||
Indirect evidence “At The EPCM Group, we solve our customers' most complex manufacturing and operational challenges through inventive thinking, deep technical expertise, and end-to-end global…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 128 contacts → | ||||
Indirect evidence “Chez Pluritec, on a notre monde en tête.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 126 contacts → | ||||
Indirect evidence “DS Consultants, A BluMetric Company, is a publicly traded company in good standing with the Professional Engineers of Ontario (PEO) and the Association of Professional…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 122 contacts → | ||||
Indirect evidence “Shellex is an engineering consulting firm founded in Quebec over twenty years ago.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 119 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 118 contacts → | ||||
Partial evidence “Kingston Process Metallurgy Inc.(KPM) is an integrated contract chemical process development company.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 109 contacts → | ||||
Indirect evidence “DWB Consultants est une firme d’ingénierie spécialisée qui œuvre dans le domaine de la structure, du génie civil, de l'industriel, de la mécanique, de l'électricité, de l’énergie…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 108 contacts → | ||||
Indirect evidence “Globotech is a family of Engineers working together to provide technically sound solutions for your projects in an efficient and cost effective manner.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 89 contacts → | ||||
Indirect evidence “Rocky Point Engineering Ltd.(RPE) is a building services MECHANICAL CONSULTING ENGINEERING company that was established in 1997.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 79 contacts → | ||||
Indirect evidence “Aztec Engineering is a consulting and engineering firm, headquartered in Grande Prairie, Alberta.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 79 contacts → | ||||
Indirect evidence “Ultragen a été fondée il y a plus de trente ans afin d’offrir des services de pointe en ingénierie.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 79 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 71 contacts → | ||||
Indirect evidence “Nordmin Engineering provides full EPCM solutions worldwide to industrial sectors from resource definition through construction to site closure.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 67 contacts → | ||||
Indirect evidence “Seneca is a private engineering firm in Montreal.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 65 contacts → | ||||
Indirect evidence “CANUSA EPC specializes in engineering, procurement, construction management, and consulting services for industrial and energy facilities.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
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: chemical plant design firms. 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 chemical plant design firms.
- Partial evidence
- Its own public description names part of chemical plant design firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name chemical plant design firms. 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 502 chemical plant design firms based in Canada
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Chemical plant design firms based in Canada at a glance
As of Sep 16, 2026Companies by employee count
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 502 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 chemical plant design firms, 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 “chemical plant design firms”. 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 chemical plant design firms), 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 chemical plant design firms, 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, 5,527 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 16, 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.
Chemical plant design firms by metro
- Chemical plant design firms in Calgary78
- Chemical plant design firms in Montreal35
- Chemical plant design firms in Toronto25
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 chemical plant design firms, 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 chemical plant design firms are there based in Canada?
RevenueBase identified 502 chemical plant design firms 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?
Golder, headquartered in Vancouver, tops this list with the largest team on record.
Which city has the most chemical plant design firms?
Calgary leads with 78 headquartered companies, followed by Montreal (35) and Toronto (25).
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 5,527 verified decision-maker contacts tracked across these 502 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 16, 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.
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