Company lists · Data refreshed September 2026

Top 19 Professional services firms based in Lancaster, United States

Name: Professional services firms based in Lancaster, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 5, 2026 25 companies tracked

RevenueBase identified 25 company matches for professional services firms associated with Lancaster, United States as of September 2026 and tracks 1,356 professional contacts across them, including 720 with verified work emails. Across the United States, New York is the largest hub for this category (620 companies); Lancaster has 25.

This list covers company matches for professional services firms associated with Lancaster, 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 5, 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 5, 2026 How this list was built

25Companies

1,356Contacts tracked

720Verified emails

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The 19 largest professional services firms based in Lancaster, United States

Ranked by team size

Top 19 of 25 company matches for professional services firms based in Lancaster, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 5, 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	RKL LLP	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	501-1,000	568 contacts →
	Exact match “We are RKL, a leading advisory firm focused on delivering solutions that help organizations navigate everyday complexities and get to the next level, however they define it.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
2	Saxton & Stump	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	201-500	262 contacts →
	Exact match “Saxton & Stump is a full-service law firm serving businesses by providing legal and consulting services.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
3	Barley Snyder	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	201-500	260 contacts →
	Exact match “Barley Snyder is a strategically focused, full-service law firm with more than 130 attorneys representing businesses, organizations and individuals throughout Pennsylvania…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
4	Trout CPA	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	51-200	164 contacts →
	Exact match “Trout CPA is a leading accounting and advisory firm headquartered in Lancaster, PA, serving clients across Pennsylvania and the Mid-Atlantic region.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
5	Cohos Advisors	Exact match	Lancaster, NH, United StatesHQ recorded Sep 5, 2026	11-50	18 contacts →
	Exact match “Cohos Advisors (formally Crane & Bell CPAs) is based out of Lancaster, NH.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
6	Ross Buehler Falk & Company, LLP	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	11-50	10 contacts →
	Exact match “About the Firm Accessible.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
7	Sager, Swisher & Company, LLP	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	11-50	8 contacts →
	Exact match “Sager, Swisher and Company, LLP has built our reputation throughout the community by providing quality professional services since 1974.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
8	Jones & Company LLC	Exact match	Lancaster, OH, United StatesHQ recorded Sep 5, 2026	1-10	8 contacts →
	Exact match “For years, Jones & Company LLC has been providing quality, personalized financial guidance to local individuals and businesses.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
9	Loeffler Financial Group, LLC	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	11-50	7 contacts →
	Exact match “Loeffler Financial Group (LFG) is a strategic accounting and financial advisory firm serving individuals, business owners, real estate investors, and entrepreneurs with complex…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
10	Oatney & Associates Cpa's, INC	Exact match	Lancaster, OH, United StatesHQ recorded Sep 5, 2026	1-10	6 contacts →
	Exact match “OATNEY & ASSOCIATES IS PROUD TO OFFER A WIDE RANGE OF TAX AND ACCOUNTING SERVICES: Comprehensive Income Taxation-Estate Taxation-Financial and Tax Consulting-Retail Operations…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
11	Burns & Associates LTD	Exact match	Lancaster, OH, United StatesHQ recorded Sep 5, 2026	1-10	5 contacts →
	Exact match “We provide professional bookkeeping solutions to clean up books, find financial weak spots, build financial reports and provide advice you so you can have financial freedom, pay…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
12	Landis & Associates	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	1-10	4 contacts →
	Exact match “Landis & Associates provides quality professional tax service for both individuals and companies.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
13	HHS & Company LLC	Exact match	Lancaster, OH, United StatesHQ recorded Sep 5, 2026	11-50	3 contacts →
	Exact match “HHS & Company, LLC is a CPA firm dedicated to providing our clients with the highest quality service through thorough and creative tax and accounting advice.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
14	Cobb, Doerfler & Associates, CPA	Exact match	Lancaster, CA, United StatesHQ recorded Sep 5, 2026	1-10	3 contacts →
	Exact match “Cobb, Doerfler & Associates, CPA, founded in 1963, is a full service tax, audit, accounting and business consulting firm located in Lancaster, CA.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
15	Fluent Business Solutions LLC	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	1-10	2 contacts →
	Exact match “Fluent Business Solutions, LLC is located in Lancaster, Pennsylvania and ready to support your business's needs.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
16	Principled Strategies, LLC	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	1-10	2 contacts →
	Exact match “Principled Strategies is a Lancaster, PA based consultancy that offers personalized, highly confidential services to our clients.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
17	Brubaker Connaughton Goss & Lucarelli	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	11-50	2 contacts →
	Exact match “Brubaker Connaughton Goss & Lucarelli is a multi-disciplinary law firm that provides integrated legal services and counseling on behalf of financial institutions, small and…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
18	Argus Tax, INC	Exact match	Lancaster, NY, United StatesHQ recorded Sep 5, 2026	1-10	1 contacts →
	Exact match “All tax services - corporate, partnerships, LLC, individual, trust, sales, multi-state, etc.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
19	Cloister Group	Exact match	Lancaster, PA, United StatesHQ recorded Sep 5, 2026	n/a	1 contacts →
	Exact match “Cloister Group is a company based out of Lancaster, PA, United States.” Recorded in the RevenueBase company graph · Sep 5, 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 “professional services 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 19 of 25 professional services firms based in Lancaster, United States

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Professional services firms based in Lancaster, United States at a glance

As of Sep 5, 2026

53.1%Verified-email coverage

54.2Average contacts per company

1-10Median size (employees)

Sep 5, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured across the whole United States list rather than for Lancaster, so it is reported there. Company counts and contact totals on this page are exact for Lancaster, over 25 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 Lancaster, United States whose business descriptions match “professional services 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 720 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 5, 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.

Professional services 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 “professional services firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional services firms are there based in Lancaster, United States?

RevenueBase identified 25 company matches for professional services firms associated with Lancaster, 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?

RKL LLP 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 professional services firms?

New York leads the United States with 620 company records, followed by Houston (420) and Atlanta (304). Lancaster has 25.

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 720 professional contacts with verified work emails tracked across these 25 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 5, 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.