Skip to main content

Find GreenSign Office:

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

Renthof Kassel

Renthof Kassel
Renthof 3
34117 Kassel
Germany
Sustainability Barometer:

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

Gültig bis: 31.03.2027
85%
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.: 100-00327-2024-04-23-1

Hotel Gude s

Hotel Gude
Frankfurter Str. 299
34134 Kassel
Germany
Sustainability Barometer:

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

Gültig bis: 10.11.2027
85%
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.: 100-00389-2024-12-02-2

Landhotel Heimathenhof s

Landhotel Heimathenhof
Heimathenhof 2
63872 Heimbuchenthal
Germany
Sustainability Barometer:

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

Gültig bis: 25.05.2028
85%
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.: 100-00472-2025-06-25-2

Dorint Hotel Düren

Dorint Hotel Düren
Moltkestraße 35
52351 Düren
Germany
Sustainability Barometer:

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

Gültig bis: 28.10.2027
85%
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.: 100-01069-2024-12-12-1

Dorint Hotel Frankfurt Oberursel

Dorint Hotel Frankfurt Oberursel
Königsteiner Str. 29
61440 Oberursel
Germany
Sustainability Barometer:

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

Gültig bis: 31.03.2028
84%
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.: 100-01168-2025-06-27-1

Hotel Gasthof Herrmann

Hotel Gasthof Herrmann
Ernst-Bezler-Straße 1
72525 Münsingen
Germany
Sustainability Barometer:

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

Gültig bis: 28.02.2028
84%
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.: 100-00118-2025-03-20-2

Hotel Adlernest

Hotel Adlernest
Unser Frau 26
I-39020 Schnals bei Meran
Italy
Sustainability Barometer:

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

Gültig bis: 31.07.2026
84%
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.: 100-00616-2023-09-26-1

Hotel UHU Köln

Hotel UHU Köln
Dellbrücker Hauptstraße 201
51069 Köln
Germany
Sustainability Barometer:

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

Gültig bis: 11.10.2027
84%
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.: 100-00353-2024-07-16-1

a&o Hostel Graz Hauptbahnhof

a&o Hostel Graz Hauptbahnhof
Eggenberger Straße 7
8020 Graz
Austria
Sustainability Barometer:

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

Gültig bis: 07.11.2026
84%
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.: 100-00181-2023-01-16-1

Lufthansa Seeheim

Lufthansa Seeheim
Lufthansaring 1
64342 Seeheim-Jugenheim
Germany
Sustainability Barometer:

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

Gültig bis: 14.04.2029
84%
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:
16.00 t/employee
Zertifikat-Registrier-Nr.: 100-00594-2026-02-10-2

Rosewood Munich

Rosewood Munich
Kardinal-Faulhaber-Straße 1
80333 München
Germany
Sustainability Barometer:

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

Gültig bis: 01.09.2026
84%
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.: 100-00711-2024-08-29-1

Wilmina Hotel

Wilmina Hotel
Kantstrasse 79
10627 Berlin
Germany
Sustainability Barometer:

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

Gültig bis: 31.10.2027
84%
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.: 100-01081-2025-02-11-1

Ringhotel Krone Schnetzenhausen

Ringhotel Krone Schnetzenhausen
Untere Mühlbachstraße 1
88045 Friedrichshafen
Germany
Sustainability Barometer:

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

Gültig bis: 31.10.2026
84%
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.: 100-00627-2023-10-28-1

Genusshotel Wenisch

Genusshotel Wenisch
Innere Passauer Straße 59
94315 Straubing
Germany
Sustainability Barometer:

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

Gültig bis: 12.04.2027
84%
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.: 100-00326-2024-05-14-1

Göbel’s Schlosshotel "Prinz von Hessen"

Göbel’s Schlosshotel
Schlossplatz 1
36289 Friedewald
Germany
Sustainability Barometer:

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

Gültig bis: 14.03.2028
84%
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.: 100-01128-2025-05-08-1

a&o Hostel Wien Hauptbahnhof

a&o Hostel Wien Hauptbahnhof
Sonnwendgasse 11
1100 Wien
Austria
Sustainability Barometer:

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

Gültig bis: 06.11.2026
84%
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.: 100-00205-2023-01-16-1

Seezeitlodge Hotel & Spa

Seezeitlodge Hotel & Spa
Am Bostalsee 1
66625 Nohfelden-Gonnesweiler
Germany
Sustainability Barometer:

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

Gültig bis: 08.09.2027
84%
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.: 100-00356-2025-03-25-2

Mercure Zürich City

Mercure Zürich City
Vulkanstrasse 108b
8048 Zürich
Switzerland
Sustainability Barometer:

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

Gültig bis: 22.04.2027
84%
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.: 100-00994-2024-04-29-1

Hotel Sonneck

Hotel Sonneck
Zu den einzelnen Bäumen 13
34593 Knüllwald
Germany
Sustainability Barometer:

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

Gültig bis: 04.02.2027
84%
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.: 100-00308-2024-04-09-1

GenoHotel Forsbach s

GenoHotel Forsbach
Raiffeisenstraße 10-16
51503 Rösrath-Forsbach
Germany
Sustainability Barometer:

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

Gültig bis: 13.05.2028
84%
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.: 100-00436-2025-04-07-2