Company lists · Data refreshed September 2026

Top 25 Policy consulting firms based in Ottawa, Canada

RevenueBase identified 61 policy consulting firms headquartered in Ottawa, Canada as of September 2026 and tracks 532 professional contacts across them, including 226 with verified work emails. Across Canada, Toronto is the largest hub for this category (105 companies); Ottawa follows with 61.

This list covers policy 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 29, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
61Companies
532Contacts tracked
226Verified emails
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The 25 largest policy consulting firms based in Ottawa, Canada

Ranked by team size
Top 25 of 61 policy consulting firms based in Ottawa, Canada, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to policy consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 202651-20084 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 29, 2026
2Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5036 contacts →

Indirect evidence

“For over 25 years TACTIX has been a trusted advisor to leading Canadian and Fortune 500 companies, offering unparalleled experience in solving complex government relations threats…”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5030 contacts →

Indirect evidence

“Compass Rose is a public affairs firm where helping companies and organizations find the common good is at the core of who we are and what we do.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-1024 contacts →

Indirect 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 29, 2026
5Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5019 contacts →

Partial evidence

“At 49 Solutions we consistently deliver top quality consulting services, supporting both business and technology.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5018 contacts →

Indirect evidence

“Bluesky Strategy Group delivers public affairs, strategic communications, government relations, and media relations advice and execution.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

“EXPERT Government Relations.”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-1012 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 29, 2026
9Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5011 contacts →

Partial evidence

“3Sixty Public Affairs, with consultants in Western Canada, Ontario and Québec, is Canada's leader in health sector-focused policy, public affairs and advocacy.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5011 contacts →

Partial 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 29, 2026
11Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 202611-5010 contacts →

Partial evidence

“The Halifax Group is a multi-service consulting company.”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-109 contacts →

Partial evidence

“NorthStar Public Affairs is a boutique public affairs agency which services those in need of smart, effective strategies and support for navigating Canadian politics and…”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-107 contacts →

Partial evidence

“The Portage Group provides associations, not-for-profit and regulatory organizations with pragmatic and future-focused consulting solutions in areas that include: Research…”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-107 contacts →

Indirect evidence

“Winston Wilmont is a bespoke public affairs consultancy operating at the intersection of strategy, advocacy and communications.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-106 contacts →

Indirect evidence

“RKESTRA is a collective of senior public affairs, government relations, strategic communications, and business development professionals.”

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-105 contacts →

Partial evidence

“NavPoint Consulting is an IT and Management Consulting firm advising clients in the Ottawa, Montreal and Toronto areas.”

Source: RevenueBase Database · checked Sep 29, 2026
17Strong evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-105 contacts →

Strong evidence

“Networks, Economics & Strategy is a leading international consulting firm specializing in strategy and policy development for the telecommunications and technology industries.”

Source: RevenueBase Database · checked Sep 29, 2026
18Strong evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-104 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 29, 2026
19Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-103 contacts →

Partial evidence

“Capital Park offers its clients a full range of management consulting services from strategic planning to project management support and evaluation of program results.”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceOttawa, CanadaHQ checked Sep 29, 20261-102 contacts →

Partial evidence

“is a management consulting firm that has served the public sector exclusively since 1996.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceOttawa, CanadaHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

“Experience.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

“Lighthouse Public Affairs is a boutique firms located in Canada's capital.”

Source: RevenueBase Database · checked Sep 29, 2026
23Partial evidenceOttawa, CanadaHQ checked Sep 29, 20261-101 contacts →

Partial evidence

“Mobile Resources is a wholly Canadian-owned management consulting firm that strives to provide public and private sector clients with comprehensive professional management…”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceOttawa, ON, CanadaHQ checked Sep 29, 20261-101 contacts →

Partial evidence

“RIDDICK Investments and Consulting is an Ottawa-based consulting firm that has been delivering solutions to clients since 2019.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceOttawa, CanadaHQ checked Sep 29, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 61 policy consulting firms based in Ottawa, Canada

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Policy consulting firms based in Ottawa, Canada at a glance

As of Sep 29, 2026
42.5%Verified-email coverage
8.7Average contacts per company
1-10Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
47
11-50
11
51-200
3

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 61 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 policy 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 “policy 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 policy 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 policy 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, 226 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 29, 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.

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 policy 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 policy consulting firms are there based in Ottawa, Canada?

RevenueBase identified 61 policy 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 in Canada has the most policy consulting firms?

Toronto leads Canada with 105 headquartered companies, followed by Ottawa (61) and Montreal (40).

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 226 verified decision-maker contacts tracked across these 61 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 29, 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.