Company lists · Data refreshed September 2026
Top 20 Policy defense law firms based in Ottawa, Canada
RevenueBase identified 31 company matches for policy defense law firms associated with Ottawa, Canada as of September 2026 and tracks 414 professional contacts across them, including 293 with verified work emails. Across Canada, Toronto is the largest hub for this category (141 companies); Ottawa has 31.
This list covers company matches for policy defense law 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 29, 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.
The 20 largest policy defense law firms based in Ottawa, Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 99 contacts → | ||||
Exact match “Every client.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 70 contacts → | ||||
Exact match “Welcome to Mann Lawyers LLP.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 52 contacts → | ||||
Exact match “At Low Murchison Radnoff LLP we provide a full range of legal services to our clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 36 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 34 contacts → | ||||
Exact match “When you have a pressing challenge, McMillan Vantage has the senior expertise with a deep understanding of what you need to know, when you need it most.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 22 contacts → | ||||
Exact match “Founded in 2014, Conway is a boutique litigation firm located in Ottawa.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 12 contacts → | ||||
Exact match “Prospectus Associates is one of Canada’s leading national public affairs consulting firms that prides itself on delivering high-end personalized service by experienced…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 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 29, 2026 · View company records in RevenueBase | |||||
| 9 | 10 contacts → | ||||
Exact match “First Lake Solutions provides associations, municipalities and corporations with effective government relations and media relations support.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 8 contacts → | ||||
Exact match “Tereposky & DeRose offers preeminent expertise in international trade and investment law, government procurement, and related regulatory areas.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “With over 100 years of combined criminal defence experience, our team of lawyers has the experience and knowledge you’re looking for.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “Conlin Bedard LLP is a federal regulatory law firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “With a group of 14 dedicated professionals and support staff, our clients have come to appreciate the friendly, approachable and unpretentious atmosphere at our firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “A.P.Strom and Associates specializes in organizing litigation by serving as litigation solicitors for businesses and individuals.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 4 contacts → | ||||
Exact match “At Sevigny Dupuis, we recognize that workplace disputes come in all shapes and sizes and that effective legal representation requires an approach that is specifically tailored to…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 4 contacts → | ||||
Exact match “One of the biggest challenges known to man is reaching the highest point on Earth, Mt.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match “Experience.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “Lighthouse Public Affairs is a boutique firms located in Canada's capital.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “Connect Public Affairs combines more than 20 years’ experience in government and politics with extensive research, competitive intelligence and strategic foresight to help…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “Van Loon Simmons Professional Corporation is a boutique law firm in Ottawa specializing in copyright, broadcasting and government relations law and policy.” Recorded in the RevenueBase company graph · Sep 29, 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 “policy defense law 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 20 of 31 policy defense law firms based in Ottawa, Canada
See the full list, filter by size, metro and specialty, and access 293 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Policy defense law firms based in Ottawa, Canada at a glance
As of Sep 29, 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 31 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 “policy defense law 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 293 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 29, 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.
Policy defense law 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 “policy defense law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many policy defense law firms are there based in Ottawa, Canada?
RevenueBase identified 31 company matches for policy defense law 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?
Kelly Santini LLP tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Canada has the most policy defense law firms?
Toronto leads Canada with 141 company records, followed by Vancouver (33) and Ottawa (31).
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 293 professional contacts with verified work emails tracked across these 31 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 31 policy defense law firms based in Ottawa, Canada. Start with a free account, no credit card.
Download this list →Related lists
Policy defense law firms by geography
- Policy defense law firms based in Sydney, Australia
- Policy defense law firms based in Belo Horizonte, Brazil
- Policy defense law firms based in Brasilia, Brazil
- Policy defense law firms based in Campinas, Brazil
- Policy defense law firms based in Curitiba, Brazil
- Policy defense law firms based in Porto Alegre, Brazil
- Policy defense law firms based in Recife, Brazil
- Policy defense law firms based in Rio De Janeiro, Brazil
- Policy defense law firms based in Salvador, Brazil
- Policy defense law firms based in Sao Paulo, Brazil
- Policy defense law firms based in Montreal, Canada
- Policy defense law firms based in Toronto, Canada
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.
More company lists
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- Lists by location
- Lists A-Z
- New lists
- Policy defense law firms based in Sydney, Australia
- Policy defense law firms based in Belo Horizonte, Brazil
- Policy defense law firms based in Brasilia, Brazil
- Policy defense law firms based in Campinas, Brazil
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- Policy defense law firms based in Porto Alegre, Brazil
Company intelligence · public preview
Top 20 policy defense law firms based in Ottawa, Canada
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 31 matching company records for policy defense law firms based in Ottawa, Canada, with 414 tracked contacts and 293 verified work emails.
This public preview shows 20 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 20 policy defense law firms based in Ottawa, Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Kelly Santini LLPkellysantini.comHQ: Ottawa, ON, CanadaReported employees: 51-200 | Ottawa, ON, Canada | 51-200 | Exact match | 99 contacts → |
“Every client.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Mann Lawyers LLPmannlawyers.comHQ: Ottawa, ON, CanadaReported employees: 51-200 | Ottawa, ON, Canada | 51-200 | Exact match | 70 contacts → |
“Welcome to Mann Lawyers LLP.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  LOW Murchison Radnoff LLPlmrlawyers.comHQ: Ottawa, ON, CanadaReported employees: 51-200 | Ottawa, ON, Canada | 51-200 | Exact match | 52 contacts → |
“At Low Murchison Radnoff LLP we provide a full range of legal services to our clients.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 36 contacts → |
“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…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Mcmillan Vantagemcmillanvantage.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 34 contacts → |
“When you have a pressing challenge, McMillan Vantage has the senior expertise with a deep understanding of what you need to know, when you need it most.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Conway Baxter Wilson LLP S.R.Lconwaylitigation.caHQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 22 contacts → |
“Founded in 2014, Conway is a boutique litigation firm located in Ottawa.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Prospectus Associatesprospectus.associatesHQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 12 contacts → |
“Prospectus Associates is one of Canada’s leading national public affairs consulting firms that prides itself on delivering high-end personalized service by experienced…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  3sixty Public Affairs3sixtypublicaffairs.comHQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 11 contacts → |
“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 description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  First Lake Solutionsthisisfirstlake.caHQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 10 contacts → |
“First Lake Solutions provides associations, municipalities and corporations with effective government relations and media relations support.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Tereposky & Derose LLPtradeisds.comHQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 8 contacts → |
“Tereposky & DeRose offers preeminent expertise in international trade and investment law, government procurement, and related regulatory areas.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Edelson Foord LAWedelsonlaw.caHQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 8 contacts → |
“With over 100 years of combined criminal defence experience, our team of lawyers has the experience and knowledge you’re looking for.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Conlin Bedard LLPconlinbedard.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 6 contacts → |
“Conlin Bedard LLP is a federal regulatory law firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Scott LAW Groupscottlawgroup.caHQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 5 contacts → |
“With a group of 14 dedicated professionals and support staff, our clients have come to appreciate the friendly, approachable and unpretentious atmosphere at our firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  A.P. Strom And Associatesapstrom.caHQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 5 contacts → |
“A.P.Strom and Associates specializes in organizing litigation by serving as litigation solicitors for businesses and individuals.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Sevigny Dupuis LLPsevignydupuis.comHQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 4 contacts → |
“At Sevigny Dupuis, we recognize that workplace disputes come in all shapes and sizes and that effective legal representation requires an approach that is specifically tailored to…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  D. Larry Segal LAW Offices4segallaw.comHQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 4 contacts → |
“One of the biggest challenges known to man is reaching the highest point on Earth, Mt.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Monk Associatesmonkassociates.caHQ: Ottawa, CanadaReported employees: 1-10 | Ottawa, Canada | 1-10 | Exact match | 2 contacts → |
“Experience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Lighthouse Public Affairs Canadalighthousepa.caHQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 2 contacts → |
“Lighthouse Public Affairs is a boutique firms located in Canada's capital.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Connect Public Affairsconnectpublicaffairs.comHQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 2 contacts → |
“Connect Public Affairs combines more than 20 years’ experience in government and politics with extensive research, competitive intelligence and strategic foresight to help…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  VAN Loon Simmons Professional Corporationvanloonsimmons.comHQ: Ottawa, CanadaReported employees: 1-10 | Ottawa, Canada | 1-10 | Exact match | 1 contacts → |
“Van Loon Simmons Professional Corporation is a boutique law firm in Ottawa specializing in copyright, broadcasting and government relations law and policy.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 20 of 31 company matches
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Policy defense law firms: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
31 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 31 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Policy defense law firms by metro in Canada
Questions about this company list
What does Exact match mean for policy defense law firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many policy defense law firms did RevenueBase find based in Ottawa, Canada?
The saved snapshot records 31 matching company records, 414 tracked contacts and 293 verified emails. The public preview displays 20 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Policy defense law firms by geography
- Policy defense law firms based in Sydney, Australia
- Policy defense law firms based in Belo Horizonte, Brazil
- Policy defense law firms based in Brasilia, Brazil
- Policy defense law firms based in Campinas, Brazil
- Policy defense law firms based in Curitiba, Brazil
- Policy defense law firms based in Porto Alegre, Brazil
- Policy defense law firms based in Recife, Brazil
- Policy defense law firms based in Rio De Janeiro, Brazil
- Policy defense law firms based in Salvador, Brazil
- Policy defense law firms based in Sao Paulo, Brazil
- Policy defense law firms based in Montreal, Canada
- Policy defense law firms based in Toronto, Canada
Cite this list
RevenueBase Data Team. Top 20 policy defense law firms based in Ottawa, Canada. Snapshot: September 29, 2026. https://revenuebase.ai/companies/policy-defense-law-firms/canada/ottawa.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Policy defense law firms based in Sydney, Australia
- Policy defense law firms based in Belo Horizonte, Brazil
- Policy defense law firms based in Brasilia, Brazil
- Policy defense law firms based in Campinas, Brazil
- Policy defense law firms based in Curitiba, Brazil
- Policy defense law firms based in Porto Alegre, Brazil
Company intelligence · public preview
Top 20 policy defense law firms based in Ottawa, Canada
RevenueBase records 31 matching company records for policy defense law firms based in Ottawa, Canada, with 414 tracked contacts and 293 verified work emails.
This public preview shows 20 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 20 policy defense law firms based in Ottawa, Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Kelly Santini LLPkellysantini.com HQ: Ottawa, ON, CanadaReported employees: 51-200 | Ottawa, ON, Canada | 51-200 | Exact match | 99 contacts → |
“Every client.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Mann Lawyers LLPmannlawyers.com HQ: Ottawa, ON, CanadaReported employees: 51-200 | Ottawa, ON, Canada | 51-200 | Exact match | 70 contacts → |
“Welcome to Mann Lawyers LLP.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | LOW Murchison Radnoff LLPlmrlawyers.com HQ: Ottawa, ON, CanadaReported employees: 51-200 | Ottawa, ON, Canada | 51-200 | Exact match | 52 contacts → |
“At Low Murchison Radnoff LLP we provide a full range of legal services to our clients.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 36 contacts → |
“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…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Mcmillan Vantagemcmillanvantage.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 34 contacts → |
“When you have a pressing challenge, McMillan Vantage has the senior expertise with a deep understanding of what you need to know, when you need it most.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Conway Baxter Wilson LLP S.R.Lconwaylitigation.ca HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 22 contacts → |
“Founded in 2014, Conway is a boutique litigation firm located in Ottawa.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Prospectus Associatesprospectus.associates HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 12 contacts → |
“Prospectus Associates is one of Canada’s leading national public affairs consulting firms that prides itself on delivering high-end personalized service by experienced…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 3sixty Public Affairs3sixtypublicaffairs.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 11 contacts → |
“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 description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | First Lake Solutionsthisisfirstlake.ca HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 10 contacts → |
“First Lake Solutions provides associations, municipalities and corporations with effective government relations and media relations support.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Tereposky & Derose LLPtradeisds.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 8 contacts → |
“Tereposky & DeRose offers preeminent expertise in international trade and investment law, government procurement, and related regulatory areas.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Edelson Foord LAWedelsonlaw.ca HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 8 contacts → |
“With over 100 years of combined criminal defence experience, our team of lawyers has the experience and knowledge you’re looking for.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Conlin Bedard LLPconlinbedard.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 6 contacts → |
“Conlin Bedard LLP is a federal regulatory law firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Scott LAW Groupscottlawgroup.ca HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 5 contacts → |
“With a group of 14 dedicated professionals and support staff, our clients have come to appreciate the friendly, approachable and unpretentious atmosphere at our firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | A.P. Strom And Associatesapstrom.ca HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 5 contacts → |
“A.P.Strom and Associates specializes in organizing litigation by serving as litigation solicitors for businesses and individuals.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Sevigny Dupuis LLPsevignydupuis.com HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 4 contacts → |
“At Sevigny Dupuis, we recognize that workplace disputes come in all shapes and sizes and that effective legal representation requires an approach that is specifically tailored to…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | D. Larry Segal LAW Offices4segallaw.com HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 4 contacts → |
“One of the biggest challenges known to man is reaching the highest point on Earth, Mt.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Monk Associatesmonkassociates.ca HQ: Ottawa, CanadaReported employees: 1-10 | Ottawa, Canada | 1-10 | Exact match | 2 contacts → |
“Experience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Lighthouse Public Affairs Canadalighthousepa.ca HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 2 contacts → |
“Lighthouse Public Affairs is a boutique firms located in Canada's capital.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Connect Public Affairsconnectpublicaffairs.com HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 2 contacts → |
“Connect Public Affairs combines more than 20 years’ experience in government and politics with extensive research, competitive intelligence and strategic foresight to help…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | VAN Loon Simmons Professional Corporationvanloonsimmons.com HQ: Ottawa, CanadaReported employees: 1-10 | Ottawa, Canada | 1-10 | Exact match | 1 contacts → |
“Van Loon Simmons Professional Corporation is a boutique law firm in Ottawa specializing in copyright, broadcasting and government relations law and policy.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Policy defense law firms: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
31 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 31 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Policy defense law firms by metro in Canada
Questions about this company list
What does Exact match mean for policy defense law firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many policy defense law firms did RevenueBase find based in Ottawa, Canada?
The saved snapshot records 31 matching company records, 414 tracked contacts and 293 verified emails. The public preview displays 20 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Policy defense law firms by geography
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- Policy defense law firms based in Brasilia, Brazil
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- Policy defense law firms based in Curitiba, Brazil
- Policy defense law firms based in Porto Alegre, Brazil
- Policy defense law firms based in Recife, Brazil
- Policy defense law firms based in Rio De Janeiro, Brazil
- Policy defense law firms based in Salvador, Brazil
- Policy defense law firms based in Sao Paulo, Brazil
- Policy defense law firms based in Montreal, Canada
- Policy defense law firms based in Toronto, Canada
Cite this list
RevenueBase Data Team. Top 20 policy defense law firms based in Ottawa, Canada. Snapshot: September 29, 2026. https://revenuebase.ai/companies/policy-defense-law-firms/canada/ottawa.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Policy defense law firms based in Sydney, Australia
- Policy defense law firms based in Belo Horizonte, Brazil
- Policy defense law firms based in Brasilia, Brazil
- Policy defense law firms based in Campinas, Brazil
- Policy defense law firms based in Curitiba, Brazil
- Policy defense law firms based in Porto Alegre, Brazil