Company lists · Data refreshed September 2026
Top 25 IT consulting service providers based in Toronto, Canada
RevenueBase identified 829 IT consulting service providers headquartered in Toronto, Canada as of September 2026 and tracks 6,649 professional contacts across them, including 2,005 with verified work emails. Across Canada, Toronto is the largest hub for this category.
This list covers IT consulting service providers headquartered in Toronto, 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 27, 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 IT consulting service providers based in Toronto, Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 320 contacts → | ||||
Partial evidence “Optimus SBR is Canada’s largest independent management consulting firm.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 304 contacts → | ||||
Partial evidence “mobileLIVE is a Canadian Technology Services and Consulting company, behind the growth of iconic brands including; Rogers, TELUS, Bell, CIBC, BMO, Loblaws, Staples, Google, and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 297 contacts → | ||||
Indirect evidence “Blanc Labs enables the financial future of tomorrow.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 234 contacts → | ||||
Indirect evidence “Jarvis is driven by a bold vision to transform the professional services landscape by setting a new standard for innovation, empowerment, and impactful solutions in data, AI, and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 197 contacts → | ||||
Indirect evidence “At iVedha, we’re more than just a technology delivery partner-we’re your strategic ally in navigating the digital future.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 159 contacts → | ||||
Indirect evidence “In this era of ubiquitous computing the defining, delivering, managing, and scaling your digital services in a reliable and cost effectively has never been more complicated.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 150 contacts → | ||||
Partial evidence “Zazz is a trusted software engineering and IT services partner helping enterprises deliver secure, scalable, and high-impact technology initiatives.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 144 contacts → | ||||
Partial evidence “BrainRidge Consulting is a premium technology consulting firm headquartered in Toronto, Canada, with additional offices in New York and India.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 136 contacts → | ||||
Indirect evidence “At SRA, we believe the right people can move anything forward.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 132 contacts → | ||||
Indirect evidence “A global company with local focus in each geography across the Globe.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 123 contacts → | ||||
Strong evidence “World Wireless Solutions is an IT & Telecommunications consulting firm that has evolved into one of the fastest growing premier technologies consulting firms since its foundation…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 115 contacts → | ||||
Indirect evidence “The Infotek Group of Companies is an employee-based, information technology focused professional services provider with established offices in Canada and the United States.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 97 contacts → | ||||
Partial evidence “Botsford Associates is a boutique consulting firm built for execution.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 94 contacts → | ||||
Partial evidence “Our customers aspire to be excellent, dynamic and efficient organizations, and we enable them to achieve it.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 88 contacts → | ||||
Partial evidence “Healthtech, a Nordic Global company, is the leading Canadian healthcare consulting firm focused exclusively on information technology and informatics.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 77 contacts → | ||||
Strong evidence “Qualicom Innovations has been at the forefront of IT consulting, software development and systems integration in Toronto since 1998.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 68 contacts → | ||||
Strong evidence “A member of Capgemini providing Consulting Services, IT Outsourcing, Data Center Services, Infrastructure Outsourcing, Infrastructure Transformation Services, Remote…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 67 contacts → | ||||
Partial evidence “Founded in 2013, Eitekh is a North America–based technology consulting firm that helps organizations navigate complex enterprise technology landscapes and maximize the value of…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 48 contacts → | ||||
Indirect evidence “For over 20 years, Thrillworks has built lasting relationships with some of the world’s most respected organizations- accelerating the way we unlock and realize the potential of…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 48 contacts → | ||||
Indirect evidence “Aletha is a technology service provider with extensive experience in the Financial Services and Fintech space, always Committed to YOUR Success on each and every engagement.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 45 contacts → | ||||
Indirect evidence “Innovation is at the core of what we do.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 45 contacts → | ||||
Indirect evidence “We are a leader in the global marketplace and among the top 100 technology firms in the world.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 43 contacts → | ||||
Indirect evidence “As our name suggests, our customers rely on us in providing suitable technology inputs to support their business goals.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 41 contacts → | ||||
Indirect evidence “Today’s business environment is more competitive than ever.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 40 contacts → | ||||
Indirect evidence “Established in 1978, MIS Consultants specializes in Recruiting and Contracting in the Information Technology arena.” Source: RevenueBase Database · checked Sep 27, 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: IT consulting service providers. 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 IT consulting service providers.
- Partial evidence
- Its own public description names part of IT consulting service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name IT consulting service providers. 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 829 IT consulting service providers based in Toronto, Canada
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IT consulting service providers based in Toronto, Canada at a glance
As of Sep 27, 2026Companies by employee count
Email recency for this list is measured across the whole Canada list rather than for Toronto, so it is reported there. Company counts and contact totals on this page are exact for Toronto, over 829 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 IT consulting service providers, 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 Toronto, Canada whose own description of what they do matches “IT consulting service providers”. 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 IT consulting service providers), 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 IT consulting service providers, and records with no verified work email. Companies headquartered outside Toronto 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, 2,005 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 27, 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.
IT consulting service providers by metro in Canada
- IT consulting service providers in Montreal372
- IT consulting service providers in Calgary336
- IT consulting service providers in Mississauga247
- IT consulting service providers in Vancouver210
- IT consulting service providers in Ottawa182
- IT consulting service providers in Edmonton138
- IT consulting service providers in Brampton67
- IT consulting service providers in Markham66
- IT consulting service providers in Winnipeg63
- IT consulting service providers in Oakville56
- IT consulting service providers in London52
- IT consulting service providers in Victoria45
- IT consulting service providers in Surrey44
- IT consulting service providers in Laval43
- IT consulting service providers in Richmond Hill40
- IT consulting service providers in Burnaby39
- IT consulting service providers in Vaughan37
- IT consulting service providers in Kitchener36
- IT consulting service providers in Hamilton35
- IT consulting service providers in Waterloo32
- IT consulting service providers in Halifax30
- IT consulting service providers in North York29
- IT consulting service providers in Burlington28
- IT consulting service providers in Milton28
- IT consulting service providers in Regina28
- IT consulting service providers in Saskatoon28
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 IT consulting service providers, 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 IT consulting service providers are there based in Toronto, Canada?
RevenueBase identified 829 IT consulting service providers headquartered in Toronto, 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?
Optimus SBR, headquartered in Toronto, tops this list with the largest team on record.
Which city in Canada has the most IT consulting service providers?
Toronto leads Canada with 829 headquartered companies, followed by Montreal (372) and Calgary (336).
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 2,005 verified decision-maker contacts tracked across these 829 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 27, 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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