Company lists · Data refreshed September 2026
Top 25 Government management consulting firms based in Ottawa, Canada
RevenueBase identified 66 government management consulting firms headquartered in Ottawa, Canada as of September 2026 and tracks 503 professional contacts across them, including 223 with verified work emails. Ottawa is the largest hub.
This list covers government management consulting firms headquartered in Ottawa, 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 21, 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 government management consulting firms based in Ottawa, Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 84 contacts → | ||||
Indirect evidence “Founded in 1989 and independently owned by our principals, Earnscliffe operates from offices in Ottawa-Gatineau, Toronto and Vancouver.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 64 contacts → | ||||
Partial evidence “Promaxis Systems has served private industry and all three levels of government for more than 40 years.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 24 contacts → | ||||
Partial evidence “Sandstone Group Sandstone Group, based in Ottawa, specializes in providing strategic advice to corporate executives in matters of public affairs, government relations, crisis…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 22 contacts → | ||||
Partial evidence “The Lansdowne Consulting Group creates custom-made solutions that help our customers succeed.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 19 contacts → | ||||
Partial evidence “At 49 Solutions we consistently deliver top quality consulting services, supporting both business and technology.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 18 contacts → | ||||
Strong evidence “Valcom (Ottawa) is steadfast in its commitment to furnishing exemplary Consulting, Project Management, and Professional services tailored to facilitate the objectives of…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 18 contacts → | ||||
Strong evidence “Based in Canada's capital region, QMR Consulting is a locally owned, privately-operated and Top-Secret facility-cleared Management Consulting placement firm specializing in the…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 16 contacts → | ||||
Partial evidence “Established in P1 Consulting has become one of Canada’s most dynamic and progressive consulting firms with a strong reputation for excellence.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 12 contacts → | ||||
Partial evidence “Prospectus Associates is one of Canada’s leading national public affairs consulting firms that prides itself on delivering high-end personalized service by experienced…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 11 contacts → | ||||
Indirect evidence “PGF Consultants helps organizations reach their full potential and serve their clienteles using structured and participatory processes.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 11 contacts → | ||||
Strong evidence “Headquartered in our nation’s capital, Arctech Accelerate is a Canadian management consulting and lobbying firm specializing in helping small and mid-sized businesses navigate…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 10 contacts → | ||||
Partial evidence “The Halifax Group is a multi-service consulting company.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 8 contacts → | ||||
Strong evidence “Orbis Risk Consulting is an Ottawa based company that provides a range of services that are specifically designed to meet the internal audit and risk management needs of…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 8 contacts → | ||||
Partial evidence “David Pratt & Associates (DP & A), is a government relations and strategic consultancy firm located in Ottawa, Canada.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 6 contacts → | ||||
Strong evidence “Protak Consulting Group Inc.(PCG) has been providing management, business and technology consulting professional services on a wide range of business lines to public and private…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 6 contacts → | ||||
Strong evidence “Aligned Si is a Canadian management and technology consulting firm helping governments turn strategy into results.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 contacts → | ||||
Strong evidence “NavPoint Consulting is an IT and Management Consulting firm advising clients in the Ottawa, Montreal and Toronto areas.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 5 contacts → | ||||
Strong evidence “Nexus Cooperation is a consulting firm that accompanies associations, non-profit organizations, local and national governments, and companies to navigate change, solve complex…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 5 contacts → | ||||
Partial evidence “JPOM is an independent entity, specializing in technical and business consulting, focused upon in defense, aerospace, public security, and resource development sectors.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 5 contacts → | ||||
Partial evidence “Extensive experience in the Government, Retail and Energy markets in North American including SAAS, point of sale, distribution and managing vendors.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 4 contacts → | ||||
Strong evidence “We’re an independent consulting firm that provides expert, affordable public and government relations services including: Advocacy Grants and Funding Support Policy Communications…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 4 contacts → | ||||
Strong evidence “Confluence Consulting is a government focused management consulting firm specializing in the design of business and technology solutions for public sector organizations.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 3 contacts → | ||||
Partial evidence “LP Services Group (LPSG Ottawa) is a 100% Canadian Owned Federal Corporation experienced in providing exceptional Professional Consulting services to both Public and Private…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 contacts → | ||||
Strong evidence “4Plan Consulting is a Management Consulting company with the commitment and conviction to provide affordable, accessible, and responsive management consulting, professional…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Indirect evidence “Since our foundation in 2008, client relationships are at the core of NaviGov.” Source: RevenueBase Database · checked Sep 21, 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: government management consulting 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 government management consulting firms.
- Partial evidence
- Its own public description names part of government management consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name government management consulting 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 66 government management consulting firms based in Ottawa, Canada
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Government management consulting firms based in Ottawa, Canada at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured across the whole Canada list rather than for Ottawa, so it is reported there. Company counts and contact totals on this page are exact for Ottawa, over 66 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 government management consulting 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 Ottawa, Canada whose own description of what they do matches “government management consulting 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 government management consulting 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 government management consulting firms, and records with no verified work email. Companies headquartered outside Ottawa 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, 223 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 21, 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.
Government management consulting firms by metro in Canada
- Government management consulting firms in Ottawa66
- Government management consulting firms in Toronto54
- Government management consulting firms in Montreal28
- Government management consulting firms in Calgary26
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 government management consulting 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 government management consulting firms are there based in Ottawa, Canada?
RevenueBase identified 66 government management consulting firms headquartered in Ottawa, 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?
Earnscliffe Strategies, headquartered in Ottawa, tops this list with the largest team on record.
Which city has the most government management consulting firms?
Ottawa leads with 66 headquartered companies, followed by Toronto (54) and Montreal (28).
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 223 verified decision-maker contacts tracked across these 66 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 21, 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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