Skip to main content

Find GreenSign Office:

 Reset
Only businesses with a certified CO2-footprint
All information about the GreenSign Office certification

VitalHotel Ascona

VitalHotel Ascona
Zur Amtsheide 4
29549 Bad Bevensen
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 05.05.2027
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00019-2024-06-06-1

Dorint Kongresshotel Mannheim

Friedrichsring 6
68161 Mannheim
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 12.11.2028
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-01265-2024-09-06-1

Hotel Hafen Hamburg

Hotel Hafen Hamburg
Seewartenstraße 9
20459 Hamburg
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 01.08.2028
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00457-2025-10-09-2

Welcome Parkhotel Euskirchen

Welcome Parkhotel Euskirchen
Alleestraße 1
53879 Euskirchen
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 23.05.2029
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
15.70 t/employee
Zertifikat-Registrier-Nr.: 100-00617-2026-05-21-2

Classik Hotel Antonius

Classik Hotel Antonius
Dagobertstraße 32
50668 Köln
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 31.07.2026
70%
Management and Communication:
Environment - energy:
Environment - water:
Environment - waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility :
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00665-2023-09-29-1

Hotel the YARD Bad Honnef

Hotel the YARD Bad Honnef
Hauptstraße 22
53604 Bad Honnef
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 07.08.2026
70%
Management and Communication:
Environment - energy:
Environment - water:
Environment - waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility :
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
13.00 t/employee
Zertifikat-Registrier-Nr.: 100-00679-2023-12-15-1

Gut Haferkorn

Gut Haferkorn
Dobernitz 9
04703 Leisnig
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 15.09.2028
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00503-2025-06-19-2

Hotel am Schloß Apolda

Hotel am Schloß Apolda
Jenaer Str. 2
99510 Apolda
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

GreenSign in Progress

Victor's Residenz-Hotel Schloss Berg

Victor's Residenz-Hotel Schloss Berg
Schloßstraße 27-29
66706 Perl-Nennig
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 27.10.2027
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00375-2024-12-18-2

ATLANTIC Hotel Kiel s

ATLANTIC Hotel Kiel
Raiffeisenstr. 2
24103 Kiel
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 22.03.2029
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00582-2026-03-26-2

Naturhotel Lindenhof s

Naturhotel Lindenhof
Bergstraße 4
09623 Holzhau
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 01.12.2026
70%
Management and Communication:
Environment - energy:
Environment - water:
Environment - waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility :
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00075-2020-11-30-1

Best Western Plus Hotel Excelsior

Best Western Plus Hotel Excelsior
Bahnhofstraße 35
99084 Erfurt
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 13.02.2028
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-01119-2025-01-24-1

Maritim Hotel Ingolstadt

Maritim Hotel Ingolstadt
Schlosslände 24
85049 Ingolstadt
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 04.08.2028
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-01303-2025-11-13-1

Telegraphenamt Berlin

Telegraphenamt Berlin
Monbijoustr. 11
10117 Berlin
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 18.07.2027
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-01033-2024-12-03-1

HENRI Hotel Hamburg Downtown

HENRI Hotel Hamburg Downtown
Bugenhagenstraße 21
20095 Hamburg
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 07.03.2027
70%
Management and Communication:
Environment - energy:
Environment - water:
Environment - waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility :
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00934-2024-05-16-1

Me and All Hotel Mainz, by Hyatt

Me and All Hotel Mainz, by Hyatt
Binger Straße 23
55131 Mainz
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 31.12.2028
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00121-2026-01-12-2

Hotel Savoy

Turiner Str. 9
50668 Köln
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 20.08.2028
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-01230-2026-05-04-1

Landhotel Residenz Leipzig

Landhotel Residenz Leipzig
Residenzstraße 43
04356 Leipzig
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 26.05.2027
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00043-2024-04-29-1

Classik Hotel Alexander Plaza Berlin

Classik Hotel Alexander Plaza Berlin
Rosenstraße 1
10178 Berlin
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 29.10.2027
70%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00220-2024-07-16-2

LOGINN Hotel Waiblingen

LOGINN Hotel Waiblingen
Bahnhofstraße 81/83
71332 Waiblingen
Germany
Sustainability Barometer:

Overview of sustainability performance in the individual core areas of certification.

Gültig bis: 31.07.2026
70%
Management and Communication:
Environment - energy:
Environment - water:
Environment - waste:
Biodiversity and cultural heritage:
Purchasing:
Regionality and mobility :
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 100-00823-2023-10-25-1