Company lists · Data refreshed September 2026

Top 25 Professional services firms based in Slovenia

RevenueBase identified 69 company matches for professional services firms associated with Slovenia as of September 2026 and tracks 401 professional contacts across them, including 164 with verified work emails and 7 with mobile numbers. Ljubljana is the largest hub.

This list covers company matches for professional services firms associated with Slovenia, 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
69Companies
401Contacts tracked
164Verified emails
7Mobile numbers
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The 25 largest professional services firms based in Slovenia

Ranked by team size
Top 25 of 69 company matches for professional services firms based in Slovenia, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBrezovica Pri Ljubljani, SloveniaHQ recorded Sep 5, 202651-20078 contacts →

Exact match

“Unija ETL is a premier international accounting firm offering top-tier services in accounting, payroll processing, IT, and consultancy across more than 55 countries globally.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
2Exact matchLjubljana, SloveniaHQ recorded Sep 5, 202651-20072 contacts →

Exact match

“KPMG has been present in Slovenia for almost 30 years.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
3Exact matchČetrtna Skupnost Center, SloveniaHQ recorded Sep 5, 202611-5021 contacts →

Exact match

“Tax, finance, accounting, legal and IT consulting company, based in Ljubljana, Slovenia.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
4Exact matchČetrtna Skupnost Šiška, SloveniaHQ recorded Sep 5, 202611-5012 contacts →

Exact match

“Offering comprehensive services in financial, business, legal, tax, and digital transformation consulting.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
5Exact matchLjubljana, SloveniaHQ recorded Sep 5, 202611-5011 contacts →

Exact match

“Kot ponudnik računovodskih, davčnih in delovnopravnih storitev moramo biti ne le strokoven, temveč tudi zaupanja vreden partner.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
6Exact matchNova Gorica, SloveniaHQ recorded Sep 5, 202611-506 contacts →

Exact match

“Contall d.o.o.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
7Exact matchLjubljana, SloveniaHQ recorded Sep 5, 202611-505 contacts →

Exact match

“Audit • Tax • Accounting • Payroll • Financial advisory • IT Advisory and assurance • ESG & Sustainability Mazars is a leading international audit, tax and advisory firm.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
8Exact matchLjubljana, SloveniaHQ recorded Sep 5, 20261-105 contacts →

Exact match

“Odvetniška družba Lukman is an independent law firm based in Slovenia offering in-depth knowledge of the local legal environment combined with cross-border expertise.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
9Exact matchLjubljana, SloveniaHQ recorded Sep 5, 20261-105 contacts →

Exact match

“BV Finance Group d.o.o is a group of professionals with extensive international experience in the following areas: FINANCIAL CONSULTING We offer comprehensive financial consulting…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
10Exact matchLjubljana, SloveniaHQ recorded Sep 5, 20261-105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
11Exact matchLjubljana, SloveniaHQ recorded Sep 5, 20261-105 contacts →

Exact match

“We are a reputable, fast growing company with a successful business tradition since 2003.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
12Exact matchKranj, SloveniaHQ recorded Sep 5, 20261-104 contacts →

Exact match

“Smo mlado, hitro rastoče podjetje, ki osnovni poudarek dajemo zaupanju in sodelovanju s poslovnimi partnerji.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
13Exact matchLjubljana, SloveniaHQ recorded Sep 5, 202611-504 contacts →

Exact match

“Računovodstvo je veliko več kot le številke – pri nas je to partnerstvo, podpora in pot do boljših poslovnih odločitev.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
14Exact matchDomzale, SloveniaHQ recorded Sep 5, 20261-104 contacts →

Exact match

“V Pisarna Kovač verjamemo, da je temelj uspešnega poslovanja jasen in zanesljiv finančni nadzor.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
15Exact matchPostojna, SloveniaHQ recorded Sep 5, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
16Exact matchŽalec, SloveniaHQ recorded Sep 5, 202611-503 contacts →

Exact match

“Smo računovodski servis s 35-letno tradicijo, ki podjetjem zagotavlja zanesljivo računovodstvo, davčno podporo in poslovno svetovanje.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
17Exact matchSlovenska Bistrica, SloveniaHQ recorded Sep 5, 202611-503 contacts →

Exact match

“Simfin je računovodski servis, katerega vizija je v prvi vrsti zadovoljstvo strank.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
18Exact matchŠkofja Loka, SloveniaHQ recorded Sep 5, 20261-103 contacts →

Exact match

“Naše podjetje nudi celovite računovodske, finančne, poslovne ter davčne in pravne svetovalne storitve, usmerjene v optimizacijo in skladnost vašega poslovanja.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
19Exact matchLjubljana, SloveniaHQ recorded Sep 5, 202611-503 contacts →

Exact match

“Strokovnjaki v podjetjih Advico in Advico FRK poskrbimo za vse tisto, kar vaše podjetje potrebuje za uspeh na hitro spreminjajočem se sodobnem trgu, kjer sta konkurenčnost in…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
20Exact matchNovo Mesto, SloveniaHQ recorded Sep 5, 20261-102 contacts →

Exact match

“Uveljavljeno računovodsko podjetje z dolgoletno tradicijo, ki svojim partnerjem nudi celovito finančno podporo tako s področja računovodstva kot tudi črpanja nepovratnih sredstev…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
21Exact matchNovo Mesto, SloveniaHQ recorded Sep 5, 20261-102 contacts →

Exact match

“Vectigalis LLC is a company that provides financial, tax, business consulting, accounting and bookkeeping services.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
22Exact matchDravograd, SloveniaHQ recorded Sep 5, 20261-102 contacts →

Exact match

“http://loris.si Our company offers you a broad range of audit, consulting, financial advisory, risk and tax services.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
23Exact matchLjubljana, SloveniaHQ recorded Sep 5, 20261-102 contacts →

Exact match

“GABERŠČIK Law Firm, we value trust above all.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
24Exact matchKrško, SloveniaHQ recorded Sep 5, 20261-102 contacts →

Exact match

“Pomagamo vam premagovati poslovne izzive!”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
25Exact matchLjubljana, SloveniaHQ recorded Sep 5, 202611-501 contacts →

Exact match

“Law Firm Sibincic Krizanec is a business and corporate law firm based in Ljubljana, Slovenia.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase

Showing 25 of 69 professional services firms based in Slovenia

See the full list, filter by size, metro and specialty, and access 164 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Professional services firms based in Slovenia at a glance

As of Sep 5, 2026
40.9%Verified-email coverage
1.7%Mobile-number coverage
5.8Average contacts per company
1-10Median size (employees)
42.0%Largest-city concentration · Ljubljana
Sep 5, 2026Page data refreshed

Companies by employee count

1-10
51
11-50
14
51-200
4

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 Slovenia 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 164 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

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 Slovenia?

RevenueBase identified 69 company matches for professional services firms associated with Slovenia 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?

Unija Smart Accounting Slovenija tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most professional services firms?

Ljubljana leads with 29 company records, followed by Maribor (3) and Koper (2).

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 164 professional contacts with verified work emails tracked across these 69 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.