27 Oct 2026 · TrustList Editorial
Roundcube 2FA plugin flaws let a stolen password skip the second factor
CERT Polska published three CVEs for the twofactor gauthenticator plugin. Every version before commit 4640889 is affected, and the fix…
108 of 292 accounting firms ranked on evidence in the Q4 2026 edition.
Between them, the 292 accounting firms on this page cover tax (17), accounting (14), outsourcing (11) and legal (9). They also list work in Warszawa and Kraków. 292 of them have written a profile you can read before you get in touch.
TrustList ranking
Q4 2026 edition
108 of 292 accounting firms ranked on evidence held on 12 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.
Positions are fixed for the quarter; the next edition is due in January 2027.

Outsourcing
Kancelaria Podatkowo-Rachunkowa KUBA is an accounting and tax office covering Lublin and Świdnik in Poland.
Why #1: Based in Lublin and Świdnik, Poland · Founded 1990 · Client numbers stated on its own website, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Founded in 1992, Biuro rachunkowe Annpit keeps the books of businesses across the Łódź area of central Poland.
Why #2: Based in Łódź, Poland · Founded 1992 · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Monitoring
Biuro Doradztwa i Obsługi Podatkowej Janusz Plichta is a tax and accounting practice in central Łódź, led by a licensed tax adviser.
Why #3 (shared): Based in Łódź, Poland · Founded 1993 · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Bilans Accounting and Consulting Company is a Warszawa accounting office, trading as Bilans.eu, that has provided financial and bookkeeping services since 1993.
Why #3 (shared): Based in Warszawa, Poland · Founded 1993 · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Agencja Finansowo-Księgowa Raport Sp. z o.o is an accounting firm in Wrocław, Poland, that has been providing bookkeeping and HR services since 1994.
Why #5: Based in Wrocław, Poland · Founded 1994 · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Biuro podatkowo-rachunkowe is a tax and accounting partnership in Piotrków Trybunalski run by Ilona and Tomasz Sebastyjańczyk.
Why #6: Based in Piotrków Trybunalski, Poland · In business 30+ years · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Business Services · Information Technology · Real Estate · Also in Warszawa
Contract Administration Sp. z o.o. is a Warszawa-based business process outsourcing company that runs payroll and personnel administration for other employers.
Why #7: Based in Warszawa, Poland · In business 35+ years · Team of 250+, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Grant Thornton Frąckowiak Sp. z o. o. Sp. k. is the member firm in Poland of the Grant Thornton network.
Why #8: Based in Poland · Founded 1993 · Team of 900+, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.

GDF Accounting Office - Kraków, known in Polish as GDF Biuro Rachunkowe, has kept books and run payroll for clients in Kraków, Poland, since 1998.
Why #9: Based in Kraków, Poland · Founded 1998 · Team of 16+, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.

GLC siedziba Katowice is the Katowice head office of GLC, a firm in Poland that combines accounting, tax advice, legal services, audit, payroll and IT support.
Why #10: Based in Katowice, with a further office in Warsaw · In business 27+ years · Team of 120+, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.

Biuro Usług Księgowych "TESTA" Sp. z o.o. is an accounting company based near Nowy Sącz.
Why #11 (shared): Based in near Nowy Sącz, Poland · Founded 1989, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Biuro Rachunkowe Euromecenas sp. Z o. O. runs an accounting office in Wrocław, continuing a practice its partners began in 1989 as a sole proprietorship.
Why #11 (shared): Based in Wrocław, Poland · Founded 1989, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Also in Warszawa
BBR-FINLEX runs an accounting office in Poland, trading as BBR-FINLEX sp. z o.o., that keeps full accounting records for businesses in and around Warszawa.
Why #11 (shared): Based in Góra Kalwaria, Poland · Founded 1989, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Frama - Fam Cylinscy Accounting Office is an accounting practice in Warszawa Ursynów, Poland, running since May 1990.
Why #14 (shared): Based in Warszawa, Poland · Founded 1990, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.

Biuro Doradcze Proekon sp. z o.o. is an audit and advisory firm that has operated in the Lublin area since 1990.
Why #14 (shared): Based in Lublin area, Poland (registered with the district court in Świdnik) · Founded 1990, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Biuro Rachunkowe WAKAT is an accounting firm in Krakow that has been in the bookkeeping business since 1991.
Why #16 (shared): Based in Krakow, Poland · Founded 1991, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Biuro Rachunkowe Małgorzata Wojak is an accounting office in Toruń, Poland, led by Małgorzata Wojak, who is a registered tax adviser.
Why #16 (shared): Based in Toruń, Poland · Founded 1991, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Biuro Rachunkowe Alfa-Biz is a family business in Brody, in the Kalwaria Zebrzydowska municipality of southern Poland, that has kept accounts for local firms since 1991.
Why #16 (shared): Based in Brody, Kalwaria Zebrzydowska, Poland · Founded 1991 · Family business, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Biuro rachunkowe Kadris has handled bookkeeping and tax settlements for companies in Lublin since 1991.
Why #16 (shared): Based in Lublin, Poland · Founded 1991, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Why #16 (shared): Based in Bydgoszcz, Poland · Founded 1991, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Accounting Office - Bolesław Małek is a Polish accounting and tax office in Gubin; its current website presents the practice as Biuro Rachunkowe Halina Małek.
Why #21 (shared): Based in Gubin, Poland · Founded 1992, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Langgra Tax Consulting Aleksander Langot is an accounting and tax advisory practice in Łódź, Poland. It has operated since 1992, and the site is in the local language.
Why #21 (shared): Based in Łódź, Poland · Founded 1992, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Biuro Rachunkowe Kwapisz is an accountancy practice working with businesses in Bełchatów and Piotrków Trybunalski since 1992.
Why #21 (shared): Based in Bełchatów, Poland · Founded 1992, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Biuro Rachunkowe Iwona & Stanisław Mialik is an accountancy practice in Opole that has kept company books since 1992.
Why #21 (shared): Based in Opole, Poland · Founded 1992, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
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