Tax advisory firm · Leverkusen
Kommessien-Seibert & Grosser
From public informationLast checked:
In short
Tax advisers' partnership in Leverkusen for small and medium-sized businesses, focusing on skilled trades, annual financial statements, payroll including construction wages and management reports. Kommessien-Seibert & Grosser is located at Mülheimer Str. 43a, 51375 Leverkusen and can be reached by phone at +49 (214) 311475-70.
About Kommessien-Seibert & Grosser
Kommessien-Seibert & Grosser is a partnership of tax advisers organised as a civil-law partnership (GbR) and based at Mülheimer Straße 43a in Leverkusen. According to the legal notice, the partners are Susanne Kommessien-Seibert, business graduate, and Kristina Grosser, both tax advisers. According to the firm, Kristina Grosser has been a partner since 2008.
The practice serves small and medium-sized businesses; according to the firm, it has focused on skilled trades since 1999.
Services include annual financial statements, tax returns, tax planning, representation in tax audits and objections, bookkeeping and payroll including construction wages, management reports, financing and succession advice, and inheritance and gift planning. For document exchange the firm uses DATEV Unternehmen online.
Focus areas of Kommessien-Seibert & Grosser
The firm names these 5 focus areas on its website. Click one to see every firm in Leverkusen with the same focus.
Firm details
- Firm type
- Tax advisory firm
- Legal form
- GbR
- 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 Kommessien-Seibert & Grosser located?
Kommessien-Seibert & Grosser is located at Mülheimer Str. 43a, 51375 Leverkusen. The firm's published phone number is +49 (214) 311475-70. More information is available on the firm's own website.
What does Kommessien-Seibert & Grosser specialise in?
According to its own website, Kommessien-Seibert & Grosser focuses on Trades & crafts, SMEs, Annual accounts, Bookkeeping, Payroll. 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 Kommessien-Seibert & Grosser?
Tax advisers with their practice in Leverkusen 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.