Company lists · Data refreshed September 2026

Top 25 Advocacy organizations consulting firms based in New York, United States

Name: Advocacy organizations consulting firms based in New York, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 639 companies tracked

RevenueBase identified 639 company matches for advocacy organizations consulting firms associated with New York, United States as of September 2026 and tracks 11,933 professional contacts across them, including 5,782 with verified work emails. Across the United States, Washington is the largest hub for this category (1,296 companies); New York follows with 639.

This list covers company matches for advocacy organizations consulting firms associated with New York, United States, 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 27, 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 27, 2026 How this list was built

639Companies

11,933Contacts tracked

5,782Verified emails

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The 25 largest advocacy organizations consulting firms based in New York, United States

Ranked by team size

Top 25 of 639 company matches for advocacy organizations consulting firms based in New York, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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	FGS Global	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,814 contacts →
	Exact match “FGS Global is the strategic leadership advisory for a complex world.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	Porter Novelli	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	501-1,000	821 contacts →
	Exact match “Porter Novelli is the strategic communications company, fueled by innovation, empowering clients to do business better in an ever-changing world.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3	The Vertex Companies LLC	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	501-1,000	765 contacts →
	Exact match “The Vertex Companies, LLC is a global consulting firm that provides strategic advisory, project management, and dispute resolution services for organizations that face complex…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	CCS Fundraising	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	501-1,000	728 contacts →
	Exact match “For over 75 years, CCS Fundraising has empowered many of the world’s greatest organizations to advance some of the most important causes in history.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5	Keystone	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	201-500	423 contacts →
	Exact match “Keystone is an innovative strategy, economics, and technology consulting firm delivering transformative ideas and novel solutions to global brands and law firms on leading-edge…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6	Mercury Public Affairs, LLC	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	390 contacts →
	Exact match “Mercury is a national bipartisan government relations and strategic communications firm.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7	DKC	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	201-500	349 contacts →
	Exact match “DKC is a full service public relations, marketing and government affairs firm and part of the Acceleration Community of Companies, Based in New York City, and with offices in Los…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8	Berlinrosen, An Orchestra Company	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	201-500	302 contacts →
	Exact match “Built to operate with the speed and intensity of a political campaign, BerlinRosen takes a 360-degree approach to communications, activating audiences and elevating story above…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9	Joele Frank	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	201-500	243 contacts →
	Exact match “Joele Frank is a strategic communications firm that enables clients to take control in key moments of challenge and opportunity, from bet-the-company situations to the ongoing…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	Global Health Strategies GHS	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	236 contacts →
	Exact match “Global Health Strategies (GHS) is an international consulting company that specializes in global health communications, advocacy, research and strategy.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	TCC Group	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	n/a	232 contacts →
	Exact match “TCC Group collaborates with leaders to solve complex social problems.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	Hr&a Advisors	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	213 contacts →
	Exact match “HR & A guides decision makers in cities, including mayors and agency heads, real estate owners and developers, and non-profit leaders, to create impact when the stakes are high…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	Richard Attias & Associates	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	213 contacts →
	Exact match “OUR VISION: To empower governments, corporations and civil society to lead, inspire, and drive impact on a global scale.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14	Global Strategy Group	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	179 contacts →
	Exact match “Global Strategy Group is the go-to public affairs, communications, and research partner for companies, causes, and campaigns.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	Orchestra	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	501-1,000	166 contacts →
	Exact match “Orchestra is a strategic communications and marketing company purpose-built for a world defined by speed, fragmentation and unprecedented transparency.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16	Sanford Heisler Sharp Mcknight, LLP	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	145 contacts →
	Exact match “At Sanford Heisler Sharp McKnight, our team of knowledgeable attorneys is committed to representing clients in their claims against powerful entities.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17	M C Saatchi SSK	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	141 contacts →
	Exact match “We bring together powerful earned-first creativity with expertise in brand strategy, social impact, issue advocacy, and corporate reputation.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	Fenton	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	140 contacts →
	Exact match “At Fenton, we are communications strategists for social change.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	Hecker Fink LLP	Exact match	New York, United StatesHQ recorded Sep 27, 2026	51-200	135 contacts →
	Exact match “At Hecker Fink LLP, we practice law at the highest level, guided by our core values of integrity, innovation, and excellence.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20	Wachsman	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	130 contacts →
	Exact match “Wachsman is a leading strategy and communications firm advising the most advanced companies in technology and financial services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	RF Binder	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	122 contacts →
	Exact match “RF\|Binder is a fully integrated communications agency and consultancy that aligns communications and business strategy to achieve results.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Kasirer LLC	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	11-50	88 contacts →
	Exact match “Kasirer is NYC's #1 lobbying firm, navigating government on behalf of private sector & nonprofit clients.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	H Advisors Abernathy	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	86 contacts →
	Exact match “H/Advisors Abernathy is a trusted strategic communications advisor that partners with companies, investment firms and other organizations to engage core stakeholders as they…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24	Alton Aviation Consultancy	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	51-200	85 contacts →
	Exact match “Alton Aviation Consultancy has significant experience delivering large, complex consulting engagements for clients in aviation and aerospace.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	Dubin Research & Consulting DRC	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	11-50	63 contacts →
	Exact match “Dubin Research & Consulting (DRC) has distinguished itself as one of the finest consulting firms in the nation, specializing in jury selection, demonstrative aids, focus groups…” Recorded in the RevenueBase company graph · Sep 27, 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 “advocacy organizations 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 639 advocacy organizations consulting firms based in New York, United States

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

As of Sep 27, 2026

48.5%Verified-email coverage

18.7Average contacts per company

1-10Median size (employees)

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

474

11-50

123

51-200

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York.

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 New York, United States whose business descriptions match “advocacy organizations 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 5,782 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 27, 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.

Advocacy organizations consulting firms by metro in the United States

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

How many advocacy organizations consulting firms are there based in New York, United States?

RevenueBase identified 639 company matches for advocacy organizations consulting firms associated with New York, United States 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?

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

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

Washington leads the United States with 1,296 company records, followed by New York (639) and Chicago (327).

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 5,782 professional contacts with verified work emails tracked across these 639 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 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 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.