Top Accounting Firms In Tallinn For 2027

Last updated: November 14, 2026

The best accounting firms in Tallinn for 2027 are PwC Estonia, EY Baltic, KPMG Baltics, Deloitte Estonia, Grant Thornton Baltic, BDO Estonia, Baker Tilly Baltics, 1Office and Enty. The Big Four and Grant Thornton lead for audit and complex tax, BDO and Baker Tilly for mid-market companies, and 1Office and Enty for small companies and e-residents.

Estonia’s tax system is simple on paper. Retained profits are not taxed, and distributed profits are taxed at 22% (22/78 of the net amount) in 2026, with standard VAT at 24%. Getting the monthly filings right still needs a good accountant.

How We Chose

We looked at accounting and audit firms with offices in Tallinn, checked their services and focus, and grouped them by client size. Read more about how we research and rank companies.

Tallinn Accounting Firms At A Glance

Company	Based In	Best For	Key Fact
PwC Estonia	Tallinn	Audit and tax for large companies	One of Estonia’s largest professional services firms
EY Baltic	Tallinn	Audit, tax and transactions	Large Tallinn team
KPMG Baltics	Tallinn	Outsourced bookkeeping and transfer pricing	Dedicated bookkeeping practice
Deloitte Estonia	Tallinn	Large and listed companies	Global network
Grant Thornton Baltic	Tallinn and Tartu	Mid-size firms needing audit, tax and outsourcing	Offices in all three Baltic states
BDO Estonia	Tallinn	Mid-size companies	Part of the BDO global network
Baker Tilly Baltics	Tallinn	Owner-managed and mid-size businesses	Part of the Baker Tilly network
1Office	Tallinn	Small companies and foreign founders	Accounting from about €75 a month
Enty	Tallinn	Founders who want software plus accountants	Back office from about €33 a month

Best Accounting Firms In Tallinn For 2027

1. PwC Estonia — Big Four Audit And Tax Leader

PwC Estonia provides audit, tax and advisory services and is one of the largest professional services firms in the country by revenue.

Choose it for statutory audits and complex tax at scale.

2. EY Baltic — Pan-Baltic Assurance And Tax

EY Baltic runs audit, tax, consulting and transaction services from Tallinn and across the Baltics.

It suits groups operating in all three Baltic states.

3. KPMG Baltics — Bookkeeping Plus Big Four Expertise

KPMG Baltics offers audit and tax and also runs a dedicated bookkeeping and accounting practice, with tax, legal and HR advice on top.

It suits international subsidiaries that want Big Four bookkeeping.

4. Deloitte Estonia — Audit, Tax And Consulting

Deloitte Estonia provides audit, tax, consulting and risk advisory services in Tallinn.

Choose it for listed companies and complex reporting.

5. Grant Thornton Baltic — Locally Owned Pan-Baltic Firm Since 1992

Grant Thornton Baltic was established in 1992 and is owned by local partners, offering audit, accounting, payroll, tax and outsourced CFO services, including crypto accounting.

It suits growing companies that want one firm for audit and outsourcing.

6. BDO Estonia — Mid-Market Audit And Advisory

BDO Estonia provides audit, accounting, tax and advisory services to mid-market companies.

It suits companies that want network backing at a mid-market price.

7. Baker Tilly Baltics — Audit, Tax And Accounting For Baltic Groups

Baker Tilly Baltics offers audit, accounting, tax and advisory services in Estonia and the wider Baltics.

It suits owner-managed businesses with cross-border needs.

8. 1Office — Accounting For Startups And e-Residents

1Office provides accounting, payroll and annual reports for small companies and foreign founders, with English and Estonian software access. Its minimum accounting fee is about €75 a month plus a setup fee.

It suits small companies run from abroad.

9. Enty — Accounting Inside A Back-Office Platform

Enty combines bookkeeping, payroll and company administration in one platform for Estonian companies.

It suits founders who want to see everything in one dashboard.

How To Choose An Accounting Firm In Tallinn

Do You Need An Audit?

Larger companies must have a statutory audit. If you need one, choose an audit firm.

Who Files Monthly Returns?

Estonia requires monthly tax and payroll filings. Confirm who prepares and submits them.

Do They Work In English?

Most Tallinn firms do, but check that reports and support come in your language.

How Is Pricing Set?

Ask whether fees are fixed monthly or based on the number of documents.

Frequently Asked Questions

What is the corporate tax rate in Estonia in 2026?

Retained profits are not taxed. Distributed profits are taxed at 22% of the gross amount, calculated as 22/78 of the net distribution.

What is the VAT rate in Estonia?

The standard VAT rate is 24% since July 2025.

How much does bookkeeping cost in Tallinn?

Small companies often pay from about €75 to a few hundred euros a month, depending on volume.

Conclusion

Tallinn has accountants for every stage. The Big Four and Grant Thornton lead for audit and tax, BDO and Baker Tilly for the mid-market, and 1Office and Enty for small companies. See also the top e-Residency service providers and the Estonia hub.