Gies Dienstleistungen

Gies Dienstleistungen GmbH is a German building services company headquartered in Stadtallendorf, Hesse. Founded in 1970 by Katharina and Oskar Gies, the family business began with industrial cleaning and grew after winning a contract at Ferrero Deutschland's plants. Today it operates 19 branches, 7 subsidiaries and 7 service companies, employing around 6,000 people. In the 2025 financial year the company generated revenue of EUR 148 million. The group's core business areas include building cleaning, catering, personnel services, logistics and relocation services, patient transport, temporary staffing, and infrastructural facility management. Its clients span industry, hospitals, senior care facilities, educational institutions and public administration. Subsidiaries include Gies Catering GmbH and Cleantec GmbH in Thuringia and Saxony-Anhalt. The company also operates seven service companies, mostly with hospitals, under a 51/49 percent model. Gies Dienstleistungen is a member of the Bundesinnungsverband des Gebäudereiniger-Handwerks (Federal Guild Association of the Building Cleaning Trade) and the Qualitätsverbund Gebäudedienste quality association. The managing partners are Adrian Gies (responsible for building services), David Gies and Marco Gies. The company emphasizes social and charitable engagement, particularly in its 50th anniversary year, and has installed a 100 kWp photovoltaic system at its headquarters as part of its contribution to the energy transition.

Gies Dienstleistungen was founded in 1970 by Katharina and Oskar Gies. According to the company, the founders started independently with cleaning services for industrial companies. The business began to grow after winning a contract at the plants of Ferrero Deutschland. Over the decades, the company expanded its service portfolio beyond cleaning into catering, personnel services, logistics, patient transport, temporary staffing and infrastructural facility management. It became a member of the Bundesinnungsverband des Gebäudereiniger-Handwerks and the Qualitätsverbund Gebäudedienste. In 2020, the company celebrated its 50th anniversary, marking five decades of operation. By 2025, it had grown to 19 branches, 7 subsidiaries and 7 service companies, with approximately 6,000 employees and revenue of EUR 148 million. The managing partners are Adrian Gies, David Gies and Marco Gies, representing the next generation of family leadership.

• 2025

  Reported revenue of EUR 148 million and approximately 6,000 employees

• 2020

  Celebrated 50th anniversary

• 1970

  Founded by Katharina and Oskar Gies

• Won contract at Ferrero Deutschland plants, driving company growth

Family-owned full-service building services provider focused on quality, cost efficiency and social responsibility.

• Building cleaning

  Professional cleaning services for industrial, healthcare, educational and public sector clients.

• Catering

  Catering solutions including purchasing cooperatives, management contracts and work contracts.

• Personnel services

  Staffing and temporary work services.

• Logistics and relocation services

  Logistics and relocation support for businesses and institutions.

• Patient transport

  Transport services for patients within healthcare facilities.

• Infrastructural facility management

  Comprehensive facility management for industry, hospitals, senior facilities, educational institutions and public administration.

• 50th anniversary social and charitable engagement
• Photovoltaic system at headquarters

1. 1Home - GIES Dienstleistungengiesdl.de
2. 2Gies Dienstleistungen - Wikipediade.wikipedia.org
3. 3Gies Dienstleistungen - Wikidatawikidata.org