Company lists · Data refreshed September 2026

Top 25 Stakeholder engagement advisors based in Washington, United States

RevenueBase identified 70 stakeholder engagement advisors headquartered in Washington, United States as of September 2026 and tracks 449 professional contacts across them, including 237 with verified work emails. Washington is the largest hub.

This list covers stakeholder engagement advisors headquartered in Washington, 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 22, 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 22, 2026 86% judged on-target in blind review
70Companies
449Contacts tracked
237Verified emails
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The 25 largest stakeholder engagement advisors based in Washington, United States

Ranked by team size
Top 25 of 70 stakeholder engagement advisors based in Washington, United States, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to stakeholder engagement advisors: 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 evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-5061 contacts →

Indirect evidence

“At Spitfire, we share your vision of a better world and work hard to help you create the change you need to make great things happen.”

Source: RevenueBase Database · checked Sep 22, 2026
2Strong evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-5054 contacts →

Strong evidence

“LINK is a is a full-service, DC-based social impact firm, with a focus on strategic communications and stakeholder engagement.”

Source: RevenueBase Database · checked Sep 22, 2026
3Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 202651-20052 contacts →

Indirect evidence

“Ward Circle Strategies, Inc.”

Source: RevenueBase Database · checked Sep 22, 2026
4Strong evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-5028 contacts →

Strong evidence

“TLG is a global strategic communications and stakeholder engagement advisory firm.”

Source: RevenueBase Database · checked Sep 22, 2026
5Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-5028 contacts →

Indirect evidence

“Leonard Resource Group (LRG) was founded in 1996 with a single contract and a staff of three.”

Source: RevenueBase Database · checked Sep 22, 2026
6Partial evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-5024 contacts →

Partial evidence

“Avid Core, LLC, is a professional services and strategic communications firm focused on improving engagement processes across the public sector.”

Source: RevenueBase Database · checked Sep 22, 2026
7Indirect evidenceWashington, United StatesHQ checked Sep 22, 202611-5018 contacts →

Indirect evidence

“Hattaway Communications, Inc.”

Source: RevenueBase Database · checked Sep 22, 2026
8Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-1015 contacts →

Indirect evidence

“OUR APPROACH Partner Strong relationships are at the heart of everything we do.”

Source: RevenueBase Database · checked Sep 22, 2026
9Partial evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-5013 contacts →

Partial evidence

“We provide unique insights into what truly matters to global investors by harnessing the power of AI and big data, enabling clients to develop investor-centric engagement…”

Source: RevenueBase Database · checked Sep 22, 2026
10Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-5012 contacts →

Indirect evidence

“meraki (mer-ä-kē), v.”

Source: RevenueBase Database · checked Sep 22, 2026
11Strong evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-5010 contacts →

Strong evidence

“At Connector, we harness the power of state-of-the-art stakeholder engagement strategies to bridge the gap between policy and innovation.”

Source: RevenueBase Database · checked Sep 22, 2026
12Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-107 contacts →

Indirect evidence

“GovNavigators guide clients through the complexities of government to help them thrive and grow.”

Source: RevenueBase Database · checked Sep 22, 2026
13Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-107 contacts →

Indirect evidence

“D&P is a 100% minority and women-owned consulting firm.”

Source: RevenueBase Database · checked Sep 22, 2026
14Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-107 contacts →

Indirect evidence

“Narayan Strategy can help you connect to the right people at the right time to accomplish your goals.”

Source: RevenueBase Database · checked Sep 22, 2026
15Partial evidenceWashington, DC, United StatesHQ checked Sep 22, 202651-2006 contacts →

Partial evidence

“Hamilton Place Strategies is pleased to share that we are now Penta, the world's first comprehensive stakeholder solutions firm!”

Source: RevenueBase Database · checked Sep 22, 2026
16Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-104 contacts →

Indirect evidence

“While others focus on the obstacles you face, we specialize in finding solutions.”

Source: RevenueBase Database · checked Sep 22, 2026
17Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 202611-503 contacts →

Indirect evidence

“Indigo LLC is an independent, veteran-owned, full-service communications and program management firm located in Washington, D.C.”

Source: RevenueBase Database · checked Sep 22, 2026
18Indirect evidenceWashington, United StatesHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

“Leone Solutions Group (LSG) helps public institutions and mission-driven organizations turn complexity into clarity and strategy into action.”

Source: RevenueBase Database · checked Sep 22, 2026
19Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

“SERVICES & FOCUS AREAS At the core of our work, we advance clients' public affairs goals using our experience and array of strategies.”

Source: RevenueBase Database · checked Sep 22, 2026
20Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

“For more than 15 years, I’ve helped leaders and teams strategically raise and refine their voices.”

Source: RevenueBase Database · checked Sep 22, 2026
21Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

“At Schrayer & Associates, Inc.”

Source: RevenueBase Database · checked Sep 22, 2026
22Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-102 contacts →

Indirect evidence

“Apex Group is a boutique consulting firm specializing in strategic planning and implementation.”

Source: RevenueBase Database · checked Sep 22, 2026
23Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

“Offering a wide range of consulting services to effectively manage marketing and constituent communications, we partner with our client offices from start to finish, focusing on…”

Source: RevenueBase Database · checked Sep 22, 2026
24Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

“We pride ourselves in our innate ability to “Make things happen” by working seamlessly to assess needs and support you in defining, elevating and carrying out your vision.”

Source: RevenueBase Database · checked Sep 22, 2026
25Indirect evidenceWashington, DC, United StatesHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

“We guide mission and strategy for purpose-driven organizations, aligning leaders and teams to clarify complexity, adapt quickly, and spark change.”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 25 of 70 stakeholder engagement advisors based in Washington, United States

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Stakeholder engagement advisors based in Washington, United States at a glance

As of Sep 22, 2026
52.8%Verified-email coverage
6.4Average contacts per company
1-10Median size (employees)
100.0%Largest-city concentration · Washington
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
54
11-50
14
51-200
2

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 70 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 stakeholder engagement advisors, 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 Washington, United States whose own description of what they do matches “stakeholder engagement advisors”. 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 stakeholder engagement advisors), 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 stakeholder engagement advisors, and records with no verified work email. Companies headquartered outside Washington 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, 237 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 22, 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.

Stakeholder engagement advisors 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 stakeholder engagement advisors, 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 stakeholder engagement advisors are there based in Washington, United States?

RevenueBase identified 70 stakeholder engagement advisors headquartered in Washington, 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?

Spitfire, headquartered in Washington, tops this list with the largest team on record.

Which city has the most stakeholder engagement advisors?

Washington leads with 70 headquartered companies, followed by New York (56) and Chicago (36).

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 237 verified decision-maker contacts tracked across these 70 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 22, 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.