Company lists · Data refreshed November 2026

Top 10 Factory construction contractors based in Hamilton, Canada

RevenueBase identified 25 company matches for factory construction contractors associated with Hamilton, Canada as of November 2026 and tracks 1,954 professional contacts across them, including 1,236 with verified work emails. Across Canada, Toronto is the largest hub for this category (138 companies); Hamilton has 25.

This list covers company matches for factory construction contractors associated with Hamilton, 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 November 6, 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 Nov 6, 2026 How this list was built
25Companies
1,954Contacts tracked
1,236Verified emails
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The 10 largest factory construction contractors based in Hamilton, Canada

Ranked by team size
Top 10 of 25 company matches for factory construction contractors based in Hamilton, Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 2026201-50075 contacts →

Exact match

“REIMAR is a full‑service concrete forming contractor with over twenty years of experience building the fabric of Southwestern Ontario.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Mattina Mechanical Limited is an independent, family-owned mechanical contractor helping build and modernize the facilities that support Ontario's communities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202611-5051 contacts →

Exact match

“Ira McDonald Construction Limited is a family-owned construction company that was built on a foundation of integrity, honesty, and quality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“Triple Crown Enterprises (TCE) is an ISO 9001:2015 registered General Contractor based in Hamilton, Ontario.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Multi-disciplined consulting company offering civil, structural, mechanical and electrical services to industrial and institutional clients since 1960.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202651-20011 contacts →

Exact match

“James Kemp Construction Limited founded in 1938, provides I.C.I.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Mechanical contractor serving the Hamilton and surrounding areas in public and private commercial and industrial construction projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Engineering Firm offering various engineering services to contractors, architects, industrial plant managers, steel plant managers and anyone who subs out their structural…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 2026n/a4 contacts →

Exact match

“Based in Hamilton, Ontario, Spallacci Group is a highly respected, full-service company providing one-stop building solutions for every client.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202611-502 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 10 of 25 factory construction contractors based in Hamilton, Canada

See the full list, filter by size, metro and specialty, and access 1,236 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Factory construction contractors based in Hamilton, Canada at a glance

As of Nov 6, 2026
63.3%Verified-email coverage
78.2Average contacts per company
11-50Median size (employees)
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
8
11-50
11
51-200
3
201-500
1
1,001-5,000
1

Email recency for this list is measured across the whole Canada list rather than for Hamilton, so it is reported there. Company counts and contact totals on this page are exact for Hamilton, over 25 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 Hamilton, Canada whose business descriptions match “factory construction 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 1,236 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 November 6, 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 “factory construction contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many factory construction contractors are there based in Hamilton, Canada?

RevenueBase identified 25 company matches for factory construction contractors associated with Hamilton, Canada as of November 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?

Reimar Forming & Construction tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Canada has the most factory construction contractors?

Toronto leads Canada with 138 company records, followed by Edmonton (102) and Calgary (97). Hamilton has 25.

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 1,236 professional contacts with verified work emails tracked across these 25 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 November 6, 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.