Company lists · Data refreshed September 2026

Top 15 Outsourced bookkeeping and accounting firms based in Charleston, United States

RevenueBase identified 32 company matches for outsourced bookkeeping and accounting firms associated with Charleston, United States as of September 2026 and tracks 244 professional contacts across them, including 63 with verified work emails. Across the United States, New York is the largest hub for this category (333 companies); Charleston has 32.

This list covers company matches for outsourced bookkeeping and accounting firms associated with Charleston, 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 21, 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 21, 2026 How this list was built
32Companies
244Contacts tracked
63Verified emails
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The 15 largest outsourced bookkeeping and accounting firms based in Charleston, United States

Ranked by team size
Top 15 of 32 company matches for outsourced bookkeeping and accounting firms based in Charleston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 202651-20063 contacts →

Exact match

“Ceterus: The Leader in Franchise Bookkeeping Accurate.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 202651-20020 contacts →

Exact match

“Outsourced Bookkeeping and Accounting for Modern Brands and Businesses While we partner with visionaries across all industries to offer our bookkeeping execution and CFO…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchCharleston, United StatesHQ recorded Sep 21, 20261-106 contacts →

Exact match

“Our team offers bookkeeping services to businesses throughout the nation.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-106 contacts →

Exact match

“I function as your virtual back office to help keep your bookkeeping intact.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 202611-504 contacts →

Exact match

“Pinnacle 1 Tax Service Started 1981 by Robert K Roe (Bobby) as a franchise in North Charleston and by 1989 the company spanned the eastern half of the United states up to Michigan…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 202651-2002 contacts →

Exact match

“BOOKKEEPING SERVICES We can perform real-time bookkeeping to keep you up-to-date on profits, losses, and growth potential.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“We’re innovative, laid back fun accounting professionals working hard for startups, small businesses, non-profits, and individuals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchCharleston, WV, United StatesHQ recorded Sep 21, 202611-502 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“CPA firm specializing in bookkeeping/accounting, payroll & advisory services for restaurants, caterers, bars & food trucks.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“Accounting Bullpen is a team of professionals that understand how to streamline bookkeeping, human resources, financial analysis or other back-office resources and tools in order…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“Are you a busy business owner who would rather focus on strategy and growth rather than the burden of managing finances?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“Onyx Tax, LLC is a boutique tax and accounting firm serving small to medium-sized business owners since 2016.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“Beacon Financial Services provides corporate finance consulting, bookkeeping, outsourced CFO services, and merchant processing to small to medium sized businesses.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-101 contacts →

Exact match

“Located near the heart of Charleston, SC, Richard B.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchCharleston, SC, United StatesHQ recorded Sep 21, 20261-101 contacts →

Exact match

“AccountFin is a fully outsourced accounting and finance provider for service-based businesses, medical offices, and real estate investors.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 15 of 32 outsourced bookkeeping and accounting firms based in Charleston, United States

See the full list, filter by size, metro and specialty, and access 63 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourced bookkeeping and accounting firms based in Charleston, United States at a glance

As of Sep 21, 2026
25.8%Verified-email coverage
7.6Average contacts per company
1-10Median size (employees)
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
24
11-50
3
51-200
4

Email recency for this list is measured across the whole United States list rather than for Charleston, so it is reported there. Company counts and contact totals on this page are exact for Charleston, over 32 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 Charleston, United States whose business descriptions match “outsourced bookkeeping and accounting 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 63 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 21, 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.

Outsourced bookkeeping and accounting 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 “outsourced bookkeeping and accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourced bookkeeping and accounting firms are there based in Charleston, United States?

RevenueBase identified 32 company matches for outsourced bookkeeping and accounting firms associated with Charleston, 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?

Ceterus 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 outsourced bookkeeping and accounting firms?

New York leads the United States with 333 company records, followed by Houston (251) and Los Angeles (189). Charleston has 32.

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 63 professional contacts with verified work emails tracked across these 32 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 21, 2026.

Ready to reach these companies? Verified emails and direct dials for all 32 outsourced bookkeeping and accounting firms based in Charleston, United States. Start with a free account, no credit card.

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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.