Tax advisory firm · Aachen
DIAMTAXA Steuerberatungsgesellschaft mbH
From public informationLast checked:
In short
Tax advisory company in Aachen for mid-sized businesses, online retailers, trade businesses, expats and private individuals, focusing on digital bookkeeping and e-commerce. DIAMTAXA Steuerberatungsgesellschaft mbH is located at Großheidstraße 218, 52080 Aachen and can be reached by phone at 0241 9329050.
About DIAMTAXA Steuerberatungsgesellschaft mbH
DIAMTAXA Steuerberatungsgesellschaft mbH is based at Großheidstraße 218 in Aachen. According to the legal notice, the managing director is tax adviser Andreas Röhlen, B.Sc. According to the firm, he took over the Aachen practice in 2021.
It serves established and mid-sized businesses, for example in retail, hospitality and IT, e-commerce sellers using Amazon FBA, Shopify, Etsy or their own online shop, trade and construction businesses, expats with double taxation questions, and private individuals with their tax returns.
Its services include digital, paperless bookkeeping with VAT advance returns and payroll, start-up advice covering legal form, business plan and funding, tax returns, cash-basis accounts and balance sheets, and inheritance, gift and succession planning. The firm uses Lexoffice for bookkeeping.
Focus areas of DIAMTAXA Steuerberatungsgesellschaft mbH
The firm names these 6 focus areas on its website. Click one to see every firm in Aachen with the same focus.
Firm details
- Firm type
- Tax advisory firm
- Legal form
- GmbH
- Responsible chamber of tax advisers
- Steuerberaterkammer Köln
- Data source
- The firm's legal notice (Impressum)
- Status
- From public information
- Last checked
This entry is based on publicly available information from the firm's own website, not on information supplied by the firm. Last checked on 15 October 2026. You can check an appointment as tax adviser in the official register of the Federal Chamber of Tax Advisers.
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Frequently asked questions
Where is DIAMTAXA Steuerberatungsgesellschaft mbH located?
DIAMTAXA Steuerberatungsgesellschaft mbH is located at Großheidstraße 218, 52080 Aachen. The firm's published phone number is 0241 9329050. More information is available on the firm's own website.
What does DIAMTAXA Steuerberatungsgesellschaft mbH specialise in?
According to its own website, DIAMTAXA Steuerberatungsgesellschaft mbH focuses on E-commerce, Trades & crafts, SMEs, International tax, Bookkeeping, Business start-ups. The focus areas in this directory are taken from the firm's description of its services and can be corrected by the firm at any time.
Which chamber of tax advisers is responsible for DIAMTAXA Steuerberatungsgesellschaft mbH?
Tax advisers with their practice in Aachen are members of the Steuerberaterkammer Köln (§ 73(1) StBerG). Each adviser's appointment can be checked in the official register of the Federal Chamber of Tax Advisers.