Company lists · Data refreshed September 2026

Top 12 Accounting firm business process outsourcing companies based in Sofia, Bulgaria

RevenueBase identified 51 company matches for accounting firm business process outsourcing companies associated with Sofia, Bulgaria as of September 2026 and tracks 342 professional contacts across them, including 73 with verified work emails and 5 with mobile numbers. Across Bulgaria, Sofia is the largest hub for this category.

This list covers company matches for accounting firm business process outsourcing companies associated with Sofia, Bulgaria, 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
51Companies
342Contacts tracked
73Verified emails
5Mobile numbers
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The 12 largest accounting firm business process outsourcing companies based in Sofia, Bulgaria

Ranked by team size
Top 12 of 51 company matches for accounting firm business process outsourcing companies based in Sofia, Bulgaria, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSofia, BulgariaHQ recorded Sep 27, 2026201-50078 contacts →

Exact match

“Kreston BulMar is the biggest accounting firm in Bulgaria with a growing partnership network of over 25 offices throughout the country, with more than 250 employed professionals…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchSofia, BulgariaHQ recorded Sep 27, 202651-20035 contacts →

Exact match

“BRAIN STORM CONSULT is the trademark of a group of enterprises that operate in the field of overall management of the business processes of their customers.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchSofia, BulgariaHQ recorded Sep 27, 202611-5025 contacts →

Exact match

“Aidos: Your Trusted Accounting Partner in Bulgaria At Aidos, we're passionate about empowering businesses in Bulgaria to succeed.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchSofia, BulgariaHQ recorded Sep 27, 202651-20010 contacts →

Exact match

“Anagami is a dual-layer accounting and finance partner: Local (Bulgaria & EU operations) Accounting, payroll, tax compliance, and company management for businesses operating in…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchSofia, BulgariaHQ recorded Sep 27, 202611-509 contacts →

Exact match

“ФИЛИПОВ И ПАРТНЬОРИ предлага интегрирани професионални услуги и е символ на висок професионализъм, грижа за клиента и гаранция за безрезервно доверие от страна на нашите клиенти.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchSofia, BulgariaHQ recorded Sep 27, 202611-508 contacts →

Exact match

“BAND-consulting & management Ltd.(BAND) is a group of Bulgarian of companies for accounting, auditing, advisory and other consulting services incorporated under the Bulgarian…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchSofia, BulgariaHQ recorded Sep 27, 202611-505 contacts →

Exact match

“The Elvada Accounting Company offers Digital accounting.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchSofia, BulgariaHQ recorded Sep 27, 20261-105 contacts →

Exact match

“At Acy13, we’re not just about balancing the books.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchSofia, BulgariaHQ recorded Sep 27, 20261-105 contacts →

Exact match

“Luca Pacioli is an established accounting house, providing auditing services and audit opinion, due diligence, accounting services (interim and annual financial statements), tax…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchSofia, BulgariaHQ recorded Sep 27, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchSofia, BulgariaHQ recorded Sep 27, 20261-104 contacts →

Exact match

“Accounting Services Bulgaria is trademark for accounting, auditing, legal and consulting services, established in Our services combine the traditional values of the accounting…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchSofia, BulgariaHQ recorded Sep 27, 202611-502 contacts →

Exact match

“Professional business assistance company.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 12 of 51 accounting firm business process outsourcing companies based in Sofia, Bulgaria

See the full list, filter by size, metro and specialty, and access 73 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Accounting firm business process outsourcing companies based in Sofia, Bulgaria at a glance

As of Sep 27, 2026
21.3%Verified-email coverage
1.5%Mobile-number coverage
6.7Average contacts per company
1-10Median size (employees)
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
27
11-50
18
51-200
5
201-500
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 29.0d

Company record updated

Median 92.0d

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 Sofia, Bulgaria whose business descriptions match “accounting firm business process outsourcing companies” 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 73 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.

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 “accounting firm business process outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many accounting firm business process outsourcing companies are there based in Sofia, Bulgaria?

RevenueBase identified 51 company matches for accounting firm business process outsourcing companies associated with Sofia, Bulgaria 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?

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

Which city in Bulgaria has the most accounting firm business process outsourcing companies?

Sofia leads Bulgaria with 59 company records, followed by Varna (6) and Sofiia (5).

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 73 professional contacts with verified work emails tracked across these 51 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.