Company lists · Data refreshed September 2026

Top 25 Impact consulting firms based in Ottawa, Canada

Name: Impact consulting firms based in Ottawa, Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 248 companies tracked

RevenueBase identified 248 company matches for impact consulting firms associated with Ottawa, Canada as of September 2026 and tracks 1,669 professional contacts across them, including 562 with verified work emails. Across Canada, Toronto is the largest hub for this category (1,151 companies); Ottawa has 248.

This list covers company matches for impact consulting firms associated with Ottawa, 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 September 30, 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 Sep 30, 2026 How this list was built

248Companies

1,669Contacts tracked

562Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest impact consulting firms based in Ottawa, Canada

Ranked by team size

Top 25 of 248 company matches for impact consulting firms based in Ottawa, Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Cowater International	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	1,001-5,000	613 contacts →
	Exact match “Cowater is a global leader in management consulting services, focusing on developing and emerging economies.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	Delphi	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	51-200	89 contacts →
	Exact match “Delphi is a Canadian strategic consulting firm specializing in sustainability and climate change.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	Earnscliffe Strategies	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	51-200	84 contacts →
	Exact match “Founded in 1989 and independently owned by our principals, Earnscliffe operates from offices in Ottawa-Gatineau, Toronto and Vancouver.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	The AIM Group	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	1,001-5,000	65 contacts →
	Exact match “The AIM Group Inc.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5	Maplesoft Group, An SEB Company	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	51-200	47 contacts →
	Exact match “Since 1996 Maplesoft Group has been helping clients successfully execute their business strategies, create value and achieve measurable results through the innovative and…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6	ITNET	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	51-200	31 contacts →
	Exact match “ITnet is a leading consulting firm dedicated to providing superior service to our clients.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	Goss Gilroy INC	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	28 contacts →
	Exact match “GGI is a Canadian consulting firm specializing in results-based management for the public and not-for-profit sectors in Canada and around the world.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	Sandstone Group	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	1-10	24 contacts →
	Exact match “Sandstone Group Sandstone Group, based in Ottawa, specializes in providing strategic advice to corporate executives in matters of public affairs, government relations, crisis…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	Canadian Leaders In International Consulting Clic	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	22 contacts →
	Exact match “Complex development environments demand more than technical expertise, they require partners who understand the terrain.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	49 Solutions	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	19 contacts →
	Exact match “At 49 Solutions we consistently deliver top quality consulting services, supporting both business and technology.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	Differly INC	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	18 contacts →
	Exact match “Founded in 2018, Differly Inc.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	P1 Consulting	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	16 contacts →
	Exact match “Established in P1 Consulting has become one of Canada’s most dynamic and progressive consulting firms with a strong reputation for excellence.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13	Nīewe Consulting LTD	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	15 contacts →
	Exact match “Founded in 2004, Nīewe Consulting (formerly Baiame Consulting) is a majority women-owned and led professional services firm that does consulting differently.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	Bronson Consulting Group	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	13 contacts →
	Exact match “Bronson is a consulting, program management and data analytics company.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15	Discitus	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	13 contacts →
	Exact match “Who we are… In 2009, Discitus began to help Clients align their organizations’ human systems with their true purpose.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16	3sixty Public Affairs	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	11 contacts →
	Exact match “3Sixty Public Affairs, with consultants in Western Canada, Ontario and Québec, is Canada's leader in health sector-focused policy, public affairs and advocacy.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	PGF Consultants	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	11 contacts →
	Exact match “PGF Consultants helps organizations reach their full potential and serve their clienteles using structured and participatory processes.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18	Clariti Group INC	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	1-10	11 contacts →
	Exact match “Clariti Group was born out of a fundamental desire to help individuals and employers make more informed decisions around career and leadership.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	TDV Global INC	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	10 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20	The Halifax Group	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	10 contacts →
	Exact match “The Halifax Group is a multi-service consulting company.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21	The Right Door Consulting & Solutions INC	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	1-10	9 contacts →
	Exact match “The Right Door Consulting & Solutions is, not surprisingly, all about solutions, ways of finding efficiencies and saving in the current economic environment.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22	Orbis Risk Consulting	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	1-10	8 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23	Beva Global Management INC	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	11-50	8 contacts →
	Exact match “BEVA® is a management consulting firm and training provider with international ties with more than 25 years of experience.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24	The Portage Group	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	1-10	7 contacts →
	Exact match “The Portage Group provides associations, not-for-profit and regulatory organizations with pragmatic and future-focused consulting solutions in areas that include: Research…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25	Positivist Group	Exact match	Ottawa, ON, CanadaHQ recorded Sep 30, 2026	1-10	7 contacts →
	Exact match “At Positivist Group, we're passionate about helping values-driven companies build their "flywheel" and make their vision a reality.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “impact consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 248 impact consulting firms based in Ottawa, Canada

See the full list, filter by size, metro and specialty, and access 562 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Impact consulting firms based in Ottawa, Canada at a glance

As of Sep 30, 2026

33.7%Verified-email coverage

6.7Average contacts per company

1-10Median size (employees)

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

205

11-50

51-200

1,001-5,000

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 248 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 Ottawa, Canada whose business descriptions match “impact consulting firms” 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 562 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 September 30, 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.

Impact consulting firms by metro in Canada

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 “impact consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many impact consulting firms are there based in Ottawa, Canada?

RevenueBase identified 248 company matches for impact consulting firms associated with Ottawa, Canada as of September 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?

Cowater International tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Canada has the most impact consulting firms?

Toronto leads Canada with 1,151 company records, followed by Montreal (520) and Vancouver (421). Ottawa has 248.

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 562 professional contacts with verified work emails tracked across these 248 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 September 30, 2026.

Ready to reach these companies? Verified emails and direct dials for all 248 impact consulting firms based in Ottawa, Canada. Start with a free account, no credit card.

Download this list →

Related lists

Impact consulting firms by geography

Browse the directory

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.