Company lists · Data refreshed September 2026

Top 22 Advisory and outsourcing services based in Annapolis, United States

Name: Advisory and outsourcing services based in Annapolis, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 23, 2026 44 companies tracked

RevenueBase identified 44 advisory and outsourcing services headquartered in Annapolis, United States as of September 2026 and tracks 402 professional contacts across them, including 215 with verified work emails. New York is the largest hub.

This list covers advisory and outsourcing services headquartered in Annapolis, 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 23, 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 23, 2026 86% judged on-target in blind review

44Companies

402Contacts tracked

215Verified emails

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The 22 largest advisory and outsourcing services based in Annapolis, United States

Ranked by team size

Top 22 of 44 advisory and outsourcing services based in Annapolis, United States, ranked by team size, largest first. Data refreshed Sep 23, 2026. RevenueBase Smart Search rates how each company's information relates to advisory and outsourcing services: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Cordatus Resource Group	Partial evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	201-500	76 contacts →
	Partial evidence “WHAT WE DO: Cordatus Resource Group helps mid-market companies scale operations, reduce costs, and overcome labor shortages by providing customized Business Process Outsourcing…” Source: RevenueBase Database · checked Sep 23, 2026
2	Heimlantz Cpas & Advisors	Partial evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	51-200	53 contacts →
	Partial evidence “HeimLantz CPAs and Advisors is a full service Certified Public Accounting firm with offices in Alexandria, Virginia, and Annapolis and Lexington Park, Maryland.” Source: RevenueBase Database · checked Sep 23, 2026
3	Lombardo Ayers & Company, LLC	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	11-50	41 contacts →
	Indirect evidence “We take PRIDE in our Firm, in delivering world-class service, fostering an inclusive and collaborative environment, and upholding the highest standards of professionalism.” Source: RevenueBase Database · checked Sep 23, 2026
4	Harmony Group, INC	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	11-50	39 contacts →
	Indirect evidence “Founded and based in the Washington, DC area, Harmony Group’s team of experts has provided financial leadership, guidance, and advice to individuals, families, businesses, and…” Source: RevenueBase Database · checked Sep 23, 2026
5	Compass US Accountants & Advisors	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	51-200	30 contacts →
	Indirect evidence “At Compass US, we offer more than great advice.” Source: RevenueBase Database · checked Sep 23, 2026
6	Vallit Advisors, LLC	Partial evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	11-50	19 contacts →
	Partial evidence “Vallit Advisors began as a thought in our founders’ minds: If dispute advisory, business valuation and forensic accounting are primarily offered as ancillary products of an…” Source: RevenueBase Database · checked Sep 23, 2026
7	Novotny, Larash, Venters & Wolf LLC	Partial evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	11-50	16 contacts →
	Partial evidence “Novotny, Larash, Venters & Wolf is an integrated, full-service tax, financial planning and business advisory firm headquartered in Annapolis, MD.” Source: RevenueBase Database · checked Sep 23, 2026
8	Gate ONE Group, LLC	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	12 contacts →
	Indirect evidence “With a leadership team comprised of former First Annapolis professionals, Gate One has unmatched experience supporting the formation, transition, and growth of financial services…” Source: RevenueBase Database · checked Sep 23, 2026
9	Kelly Insurance & Investments, Inc. Kelly Financial Advisors, LLC	Partial evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	12 contacts →
	Partial evidence “Complete Reliable Solutions At Kelly Financial Advisors, we have been helping our clients build and preserve family wealth since Most of our clients are individuals and companies…” Source: RevenueBase Database · checked Sep 23, 2026
10	Alta CPA Group	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	11-50	12 contacts →
	Indirect evidence “Alta CPA Group believes that accounting services should offer more than just speed and accuracy – accounting services should serve as your guide to making sound short and long…” Source: RevenueBase Database · checked Sep 23, 2026
11	Watkins Consulting, INC	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	11-50	12 contacts →
	Indirect evidence “Watkins Consulting is a forensic accounting and management consulting firm specializing in all aspects of the Financial Services industry and the Federal Government sector.” Source: RevenueBase Database · checked Sep 23, 2026
12	Tmdl Cpas & Consultants	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	11-50	11 contacts →
	Indirect evidence “Toal, Murray, Day & Lalor, LLC.(TMDL) is a full-service Certified Public Accounting practice, which is dedicated to meeting the needs of today's busy professionals.” Source: RevenueBase Database · checked Sep 23, 2026
13	Tajico Business Advisors	Partial evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	10 contacts →
	Partial evidence “Tajico Business Advisors (TBA) provide Accounting, Bookkeeping, Human Resources and Security Support to Growing Businesses, By providing a turn-key back-office solution from…” Source: RevenueBase Database · checked Sep 23, 2026
14	Iconic Mind	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	7 contacts →
	Indirect evidence “Iconic Mind, which was founded in 2002 by Greg Mudd, offers business & IT consulting services that are customized for SMBs as well as large businesses.” Source: RevenueBase Database · checked Sep 23, 2026
15	HR Strategy Group, LLC	Partial evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	7 contacts →
	Partial evidence “At HR Strategy Group, we are passionate about helping organizations with HR Advisory and Leadership Development.” Source: RevenueBase Database · checked Sep 23, 2026
16	Third Reef Partners	Indirect evidence	Annapolis, United StatesHQ checked Sep 23, 2026	1-10	3 contacts →
	Indirect evidence “Third Reef makes a difference whenever technical knowledge can improve a business decision.” Source: RevenueBase Database · checked Sep 23, 2026
17	Wadsworth Financial Consulting, LLC	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	3 contacts →
	Indirect evidence “We help clients design creative retirement strategies designed to lower their stress and increase their confidence so they can truly enjoy their lives.” Source: RevenueBase Database · checked Sep 23, 2026
18	Tandem Growth	Partial evidence	Annapolis, United StatesHQ checked Sep 23, 2026	1-10	2 contacts →
	Partial evidence “Offering business advisory services throughout multiple industries” Source: RevenueBase Database · checked Sep 23, 2026
19	Juris Ledger	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	2 contacts →
	Indirect evidence “Empowering small businesses for financial success through expert accounting, compliance, and strategic guidance.” Source: RevenueBase Database · checked Sep 23, 2026
20	Williams & CO	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	1 contacts →
	Indirect evidence “An international financial and operations consulting firm, Williams & Co.” Source: RevenueBase Database · checked Sep 23, 2026
21	Saanen Ventures	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	1 contacts →
	Indirect evidence “We advise companies on executing strategic growth initiatives focused on product acceleration, corporate strategy, M&A, and business development.” Source: RevenueBase Database · checked Sep 23, 2026
22	Noble TAX & Accounting GRP LLC	Indirect evidence	Annapolis, MD, United StatesHQ checked Sep 23, 2026	1-10	1 contacts →
	Indirect evidence “Providing Interim and Project Based Accounting, Finance, Tax as well as Performance Management/Operational Excellence consulting services.” Source: RevenueBase Database · checked Sep 23, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: advisory and outsourcing services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names advisory and outsourcing services.
Partial evidence: Its own public description names part of advisory and outsourcing services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name advisory and outsourcing services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 22 of 44 advisory and outsourcing services based in Annapolis, United States

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Advisory and outsourcing services based in Annapolis, United States at a glance

As of Sep 23, 2026

53.5%Verified-email coverage

9.1Average contacts per company

1-10Median size (employees)

4145.5%Largest-city concentration · New York

Sep 23, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Annapolis, so it is reported there. Company counts and contact totals on this page are exact for Annapolis, over 44 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 advisory and outsourcing services, 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 Annapolis, United States whose own description of what they do matches “advisory and outsourcing services”. 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 advisory and outsourcing services), 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 advisory and outsourcing services, and records with no verified work email. Companies headquartered outside Annapolis 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, 215 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 23, 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.

Advisory and outsourcing services 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 advisory and outsourcing services, 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 advisory and outsourcing services are there based in Annapolis, United States?

RevenueBase identified 44 advisory and outsourcing services headquartered in Annapolis, 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?

Cordatus Resource Group, headquartered in Annapolis, tops this list with the largest team on record.

Which city has the most advisory and outsourcing services?

New York leads with 1824 headquartered companies, followed by Houston (804) and Chicago (737).

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 215 verified decision-maker contacts tracked across these 44 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 23, 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.