Company lists · Data refreshed September 2026

Top 25 Advocacy organizations consulting firms based in Seattle, United States

RevenueBase identified 176 advocacy organizations consulting firms headquartered in Seattle, United States as of September 2026 and tracks 1,056 professional contacts across them, including 528 with verified work emails. Across the United States, Washington is the largest hub for this category (1,296 companies); Seattle has 176.

This list covers advocacy organizations consulting firms headquartered in Seattle, United States, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
176Companies
1,056Contacts tracked
528Verified emails
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The 25 largest advocacy organizations consulting firms based in Seattle, United States

Ranked by team size
Top 25 of 176 advocacy organizations consulting firms based in Seattle, United States, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to advocacy organizations 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
1Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202651-200110 contacts →

Partial evidence

“Cascadia Consulting Group is a majority women-owned consulting firm specializing in environmental and sustainability solutions.”

Source: RevenueBase Database · checked Sep 27, 2026
2Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202651-200101 contacts →

Indirect evidence

“We know that making progress in public education is hard.”

Source: RevenueBase Database · checked Sep 27, 2026
3Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5068 contacts →

Indirect evidence

“BERK is an interdisciplinary consultancy integrating strategy, planning, and policy development; financial and economic analysis; and facilitation, design, and communications.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5051 contacts →

Indirect evidence

“Triangle was one of the first firms in the nation to offer environmental collaboration and conflict resolution.”

Source: RevenueBase Database · checked Sep 27, 2026
5Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5044 contacts →

Partial evidence

“Blue Wave Political Partners is a national political consulting firm that offers tailored political compliance and fundraising to Democratic and progressive candidates and…”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5044 contacts →

Indirect evidence

“Pyramid Communications is a full-service strategy and creative firm that has been giving voice to good causes for 30 years.”

Source: RevenueBase Database · checked Sep 27, 2026
7Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5037 contacts →

Partial evidence

“Stepherson & Associates Communications provides public outreach, facilitation and communications consulting services to public agencies, private companies and not-for-profit…”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5035 contacts →

Indirect evidence

“Linksbridge expands the capacity of NGOs, IGOs, and nonprofits to improve human lives.”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5034 contacts →

Indirect evidence

“Why does Intentional Futures exist?”

Source: RevenueBase Database · checked Sep 27, 2026
10Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5031 contacts →

Partial evidence

“Driven by work that matters, we help our clients navigate the complex worlds of marketing, advocacy, and technology.”

Source: RevenueBase Database · checked Sep 27, 2026
11Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202651-20025 contacts →

Partial evidence

“Since 2007, EXIT83 Consulting has been assisting companies with Website Development, Software Architecture, Mobile Application Development, Business Analysis and Fundraising…”

Source: RevenueBase Database · checked Sep 27, 2026
12Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5019 contacts →

Partial evidence

“Kinetic West is a social impact consulting firm.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5019 contacts →

Indirect evidence

“Zachary Scott was founded in 1991 with a simple goal – be a trustworthy partner and advisor for privately-held business owners and managers to help them build their businesses…”

Source: RevenueBase Database · checked Sep 27, 2026
14Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5016 contacts →

Partial evidence

“Nickerson and Associates LLC is a Seattle-based consulting firm specializing in applying economics, statistics, and computer-related analyses to business and public policy issues…”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 20261-1010 contacts →

Indirect evidence

“Kully Maeder Muir is a team of political and communication professionals with a track record of providing effective political strategy and telling powerful stories to win…”

Source: RevenueBase Database · checked Sep 27, 2026
16Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5010 contacts →

Indirect evidence

“Alithi’s team of expert strategists, policy leaders, sourcing specialists, education reformers, community builders, data scientists, and impact experts have spent decades honing…”

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 20261-1010 contacts →

Indirect evidence

“We are a Political and Media Strategy firm that specializes in helping progressive candidates and organizations win.”

Source: RevenueBase Database · checked Sep 27, 2026
18Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-5010 contacts →

Indirect evidence

“Intelligent Partnerships, Inc.”

Source: RevenueBase Database · checked Sep 27, 2026
19Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-509 contacts →

Partial evidence

“Coopersmith Law + Strategy is a law and strategic consulting firm that helps clients resolve challenges spanning business, law, policy, and operations.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-509 contacts →

Partial evidence

“Break Blue Strategies is a full service consulting group focused on providing opportunities and services for organizations and campaigns centered on the values we share.”

Source: RevenueBase Database · checked Sep 27, 2026
21Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 20261-108 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
22Partial evidenceSeattle, United StatesHQ checked Sep 27, 20261-107 contacts →

Partial evidence

“Dennison & Associates is an independent consulting firm helping associations solve operational problems to achieve their strategic goals.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 20261-107 contacts →

Indirect evidence

“Common Great is a woman-owned, woman-led collective that helps nonprofits build forward-looking development and communications practices that innovate and get results.”

Source: RevenueBase Database · checked Sep 27, 2026
24Partial evidenceSeattle, WA, United StatesHQ checked Sep 27, 20261-107 contacts →

Partial evidence

“True Wind Collaborative is a consulting firm that designs and implements comprehensive strategic planning, stakeholder engagement, and communications programs in service of our…”

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceSeattle, WA, United StatesHQ checked Sep 27, 202611-507 contacts →

Indirect evidence

“We craft campaigns that build power and inspire action.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 176 advocacy organizations consulting firms based in Seattle, United States

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Advocacy organizations consulting firms based in Seattle, United States at a glance

As of Sep 27, 2026
50.0%Verified-email coverage
6.0Average contacts per company
1-10Median size (employees)
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
143
11-50
29
51-200
3
201-500
1

Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 176 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 advocacy organizations 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 Seattle, United States whose own description of what they do matches “advocacy organizations 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 advocacy organizations 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 advocacy organizations consulting firms, and records with no verified work email. Companies headquartered outside Seattle 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, 528 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.

Advocacy organizations consulting firms by metro in the United States

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 advocacy organizations 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 advocacy organizations consulting firms are there based in Seattle, United States?

RevenueBase identified 176 advocacy organizations consulting firms headquartered in Seattle, United States 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?

Cascadia Consulting Group, headquartered in Seattle, tops this list with the largest team on record.

Which city in the United States has the most advocacy organizations consulting firms?

Washington leads the United States with 1,296 headquartered companies, followed by New York (600) and Chicago (327). Seattle has 176.

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 528 verified decision-maker contacts tracked across these 176 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.