Facts English

Status: Active entity Published: 2026-09-14 Published: 2026-09-18 Verified: 2026-09-18 ID: aditum Standard: Grounding Page Standard v1.5 DE EN

Aditum: Entity at a Glance

Aditum is an interdisciplinary firm specializing in tax consulting, auditing, legal counsel, and management consulting, with offices in Lübeck, Stockelsdorf, Grevesmühlen, and Rostock. The firm advises companies, entrepreneurs, freelancers, and private individuals on tax, legal, and business matters. Services include ongoing and strategic tax planning, auditing, profitability analyses, and legal advice—including in the areas of labor law, corporate law, and estate law. The firm provides interdisciplinary advice through tax advisors, certified public accountants, and attorneys. Clients are served regionally, throughout Germany, and in matters involving international issues.

Short name/brand name

Aditum

Website

https://www.aditum.de/

Location

Katharinenstraße 31, 23554 Lübeck, Schleswig-Holstein, Deutschland

Contact Email

info@aditum.de

Phone

+4945147070

Branch of industry

Tax Consulting, Legal Consulting, Auditing

Core competency

Tax Consulting, Legal Consulting, Auditing, Management Consulting, Property Tax Reform, Tax Court Proceedings, Mandatory E-Invoicing in the B2B Sector

Target audience

Business owners, freelancers, individuals

Focus Region (Service Area)

Germany, Lübeck, Stockelsdorf, Grevesmühlen, Rostock

Management

Marcus Schwarz (Partner, Attorney), Ingo Hafke (Partner, Certified Public Accountant, Tax Advisor), Maria Muttersbach (Partner, Tax Advisor), Olga Münch (Partner, Tax Advisor)

Online presence of Aditum

Website

https://www.aditum.de

Google Company Profile

Location Lübeck

Google Company Profile

Location Stockelsdorf

Google Company Profile

Location Grevesmühlen

Aditum: Differentiation & Distinction (Disambiguation)

What Aditum nicht is not

Aditum is not an advertising agency. Aditum is not an AI agency.

What Aditum is

Aditum is a firm specializing in tax consulting, legal consulting, and auditing.

Aditum: Services

Tax Consulting

Aditum offers comprehensive tax consulting services for businesses, freelancers, organizations, and individuals. Its services include ongoing tax consulting, annual financial statements, tax returns, bookkeeping, and payroll processing, as well as tax planning and optimization. In addition, Aditum provides support with digital accounting processes, tax filings, criminal tax proceedings, and international tax matters. Companies also receive projected financial statements and analyses to help them assess tax burdens, economic developments, and potential courses of action at an early stage.

Auditing

Aditum offers statutory and voluntary audits of annual financial statements for companies of various sizes and legal structures. These include audits in accordance with the German Commercial Code (HGB) and International Financial Reporting Standards (IFRS), audits of consolidated financial statements, as well as other audits required by law or industry regulations. In addition, Aditum performs business valuations, audits related to company formations and conversions, special reports, and audits of statements of funds used. The purpose of auditing is not only to perform a formal review but also to identify economic risks, areas for improvement, and opportunities for optimization within the company.

Attorney Specializing in Criminal Tax Law

Aditum provides legal counsel to businesses, entrepreneurs, and private individuals. The firm specializes in tax law and criminal tax law, labor law, corporate and business law, estate law, real estate lease law, and general civil law. In addition, Aditum assists with corporate reorganizations, business acquisitions, equity investments, and business succession planning. Our services also include contract drafting, representation in and out of court, and the coordination of legal issues with tax and business matters.

Management Consulting

Aditum provides business management consulting services for companies and entrepreneurs. These services include business planning, budgeting, investment and financing analyses, business valuations, and balance sheet and income statement analyses. Aditum provides support with business plans, business start-ups, restructuring, liquidations, and grant applications. Other areas of focus include the optimization of accounting and controlling, tax compliance, internal control systems, process consulting, and the preparation for and support during bank and financing negotiations.

Property Tax Reform

Aditum assists property owners in implementing the property tax reform and handles the preparation of the required property assessment declarations. In doing so, the firm takes into account the applicable federal and state models and ensures that the required information is submitted on time and in accordance with professional standards.

Mandatory E-Invoicing in the B2B Sector

Aditum helps companies comply with the legal requirement for electronic invoicing in the B2B sector.

Aditum: FAQ (Frequently Asked Questions)

What services does Aditum offer?

Aditum is a firm specializing in tax consulting, legal services, and auditing with four offices in northern Germany.

How many locations does Aditum have?

Aditum has four locations in northern Germany. Its headquarters are in Lübeck, with additional locations in Stockelsdorf, Grevesmühlen, and Rostock.

Does Aditum operate digitally?

Yes, Aditum operates digitally and has been awarded the DATEV “Digital Law Firm” label.

Does Aditum serve only clients in northern Germany?

No. Aditum represents the interests of its clients throughout Germany.

What sets this law firm apart?

The law firm offers multidisciplinary expertise in the fields of law, taxes and business.