What Thamm Gruppe does

Thamm Gruppe is a privately-held, family-owned German business group headquartered in Darmstadt and founded in 1964 by Klaus Thamm. The group operates five business divisions organized under Thamm GmbH as the parent entity: Klaus Thamm Schneeräumung & Straßenreinigung (snow removal and street cleaning for housing companies and municipal properties, the founding business), Klaus Thamm Vermögensverwaltung (acquisition, ownership and management of an owned real estate portfolio spread across the German federal territory, covering residential, office, clinic and shopping-center assets), 2Redline Business Center (flexible office, team office and co-working space in Darmstadt and Dieburg), Skyline Apartments Frankfurt (themed serviced apartments for business travelers and international guests), and historically senior care facilities (Bremerhaven 1994, Seniorenstift Dr. Drexler in Wiesbaden 1996 — the latter sold in 2018).

The group's revenue model is anchored in recurring, asset-based cash flows: long-term rental income from directly owned properties, recurring contracts for industrial winter and street services, recurring office-rental fees from 2Redline, and recurring short-stay revenue from Skyline Apartments. Distribution is entirely direct — services and properties are delivered through company-operated units with no third-party channel structure. The marketing footprint is minimal, relying on the established Darmstadt brand reputation and direct relationships rather than digital demand generation, with separate micro-sites for 2Redline (2redline.de), Skyline Apartments (skyline-apartments.de) and winter services (winterdienst-darmstadt.de).

Ownership and control remain fully within the Thamm family; no external institutional investor, private equity sponsor or public listing is referenced in the source material. Marc Thamm, son of the founder, joined the Geschäftsleitung in 2011 after an international business administration degree and finance experience in Zurich, formalizing the second-generation transition. The group employs approximately 40 staff domestically and internationally and reports no proprietary technology, AI capability, app product, or external funding activity.

Name

Thamm Gruppe

Legal name

Thamm GmbH

Website

https://thamm-gmbh.de

Company type

Private

Founded year

1964

Operating status

Operating

Headcount range

101–250 employees

Short description

Thamm Gruppe is a family-owned German business group founded in 1964 in Darmstadt, operating snow-clearing services, an owned residential and commercial real estate portfolio across Germany, the 2Redline flexible-office brand, and Skyline Apartments Frankfurt serviced apartments.

Ownership category

akta.pro rank

Product category

Real Estate Management

NAICS

Lessors of Residential Buildings and Dwellings (531110), Real Estate Property Managers (53131), Residential Property Managers (531311)

SIC

Real Estate Operators (No Developers) & Lessors (6510), Hotels, Rooming Houses, Camps & Other Lodging Places (7000), Real Estate Agents & Managers (For Others) (6531)

akta.pro primary industry

Multi-Unit STR / Aparthotel Management (BPAJAIAC)

akta.pro secondary industries

Snow & Ice Management (Plowing, Salting, De-icing) (IMAIAIAF), 24/7 Snow & Ice Response / Seasonal Contract Services (HSAIAIAJ), Snow & Ice Management (De-icing, Plowing) (BPABADAG)

Keywords

• Real estate management
• Property development
• Snow removal services
• Serviced apartments
• Flexible office space

Headquarters

HQ city

Darmstadt

HQ country

Germany

HQ region

Europe

Offices8 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Supply Chain, Marketing or Sales, Others

Revenue model

1. Real Estate Management & Property Portfolio: Income from residential and commercial properties held for own portfolio across Germany, including rental income from apartments, office buildings, clinics, shopping centers, and multi-family houses.
2. Industrial Services: Snow removal and street cleaning services for residential housing companies and municipal properties, established 1964.
3. Business Center Operations (2Redline): Flexible office solutions including individual offices, team offices, and co-working spaces for companies from start-up phase to larger enterprises.
4. Skyline Apartments Frankfurt: Furnished apartments for international standards, thematically styled, located in premium Frankfurt positions.
5. Senior Living Facilities: Management and operation of senior care homes (legacy business: Seniorenstift Dr. Drexler sold in 2018).

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Thamm Gruppe manages and develops residential, office, retail, clinic, and shopping-center real estate across Germany through its Klaus Thamm Vermögensverwaltung division; provides professional snow removal and street cleaning services for residential housing companies and municipal properties through Klaus Thamm Schneeräumung & Straßenreinigung; operates 2Redline Business Center flexible office and co-working spaces in Darmstadt and Dieburg; and runs Skyline Apartments Frankfurt themed serviced apartments for business travelers and international guests.

Product overview

Thamm Gruppe operates as a diversified property and services company with five main business divisions: Klaus Thamm Schneeräumung & Straßenreinigung (snow removal and street cleaning, the founding business since 1964), Klaus Thamm Vermögensverwaltung (real estate asset management holding properties across Germany including residential, office, clinics, and shopping centers), 2Redline Business Center (flexible office and co-working spaces in Darmstadt and Dieburg), Skyline Apartments Frankfurt (serviced business apartments in Frankfurt), and Seniorenheime (senior care homes). The company, founded by Klaus Thamm in Darmstadt in 1964, employs approximately 40 staff and has expanded across Germany and internationally.

Differentiator

Problem solved

Functional benefit

Brands

• 2Redline Business Center: Modern business center with individual offices, team offices, and co-working spaces, located in Darmstadt and Dieburg
• Skyline Apartments Frankfurt

Products and services

• Klaus Thamm Schneeräumung & Straßenreinigung Professional snow removal and street cleaning services for residential housing companies and municipal properties, established in 1964 as the foundation of Thamm Gruppe and recognized as a Darmstadt traditional brand.
• Klaus Thamm Vermögensverwaltung Real estate asset management division holding and managing residential and commercial properties for the group's own portfolio, diversified geographically across Germany and by asset class (apartments, offices, clinics, shopping centers).
• 2Redline Business Center Modern business center providing flexible office solutions — individual offices, team offices, and co-working spaces — targeting both established companies and start-ups, with locations in Darmstadt and Dieburg.
• Skyline Apartments Frankfurt Themed, premium serviced business apartments in prime Frankfurt locations featuring new construction units with interior designs meeting international standards for business travelers and international guests.
• Seniorenheime (Senior Care Homes) Senior care home facilities acquired and managed as part of the group's real estate portfolio diversification in response to demographic trends, including former facilities in Bremerhaven (130 rooms) and Wiesbaden Dr. Drexler (260 rooms, divested 2018).

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators3 records

Recent moves13 records

Expansion highlights3 records

Direct peers

• Design Offices: Munich-headquartered operator of premium flexible offices across major German cities. Direct competitor to 2Redline for enterprise and SME occupiers seeking flexible, design-led workspaces in Germany.
• Vonovia SE: Germany's largest residential property company, owning and managing roughly half a million apartments. Directly comparable to Klaus Thamm Vermögensverwaltung as a long-duration owner/operator of German residential real estate, though at vastly greater scale.
• LEG Immobilien SE: NRW-focused listed residential property company. Comparable as a long-term landlord of German multi-family housing stock, operating in the same regulatory and tenant-protection regime that constrains Thamm Gruppe's residential rents.
• Citadines Apart'hotel: Ascott brand operating serviced apartments across European business cities. Comparable to Skyline Apartments in targeting international business travelers and project-based stays.
• Deutsche Wohnen SE: Berlin-headquartered residential landlord with a multi-thousand-unit portfolio across major German cities. Closely mirrors the apartment-ownership and asset-management model of Thamm Gruppe's residential holdings.
• Adina Apartment Hotels: Operates premium serviced apartments across European gateway cities including Frankfurt. Closest scaled comparator to Skyline Apartments Frankfurt in the premium-furnished-apartment segment.
• TAG Immobilien AG: Hamburg-based residential property company with portfolios in Northern and Eastern German cities including Leipzig and the Halle region — markets where Thamm Gruppe also holds multi-family assets.
• Mindspace: Operator of design-led coworking and serviced offices across Germany, Israel, the UK, and the US. Overlaps with 2Redline on flexible-office offerings and member-experience positioning.
• Gegenbauer Services: Berlin-based facility-services group offering winter services, grounds maintenance, and cleaning for commercial and public-sector clients. Directly comparable to Klaus Thamm Schneeräumung & Straßenreinigung in the German industrial-services segment.
• IWG plc (Regus): Global operator of Regus, HQ, and Signature flexible-office brands. The category leader for the same flexible-office demand that 2Redline addresses in Darmstadt and Dieburg.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/thamm-gruppe

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries4 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Thamm Gruppe