Skip to main content

Find GreenSign Office:

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

ATLANTIC Hotel Heidelberg

ATLANTIC Hotel Heidelberg
Europaplatz 1
69115 Heidelberg
Germany
Sustainability Barometer:

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

Gültig bis: 20.03.2028
82%
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.: 100-01135-2025-09-15-1

HIIVE Hotel Oldenburg Betriebs GmbH

HIIVE Hotel Oldenburg Betriebs GmbH
Rosenstraße 4
26122 Oldenburg
Germany
Sustainability Barometer:

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

Gültig bis: 07.11.2027
82%
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.: 100-01074-2024-12-12-1

Coffee Fellows Hotel Trier

Coffee Fellows Hotel Trier
Aachener Str. 5
54294 Trier
Germany
Sustainability Barometer:

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

Gültig bis: 20.06.2028
82%
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.: 100-00469-2025-05-06-2

My Arbor

My Arbor
Leonharderstr. 26
39042 Brixen
Italy
Sustainability Barometer:

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

Gültig bis: 19.08.2028
82%
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.: 100-01229-2025-10-30-1

a&o Hostel Hamburg Hammer Kirche

a&o Hostel Hamburg Hammer Kirche
Hammer Landstraße 170
20537 Hamburg
Germany
Sustainability Barometer:

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

Gültig bis: 22.08.2026
82%
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.: 100-00183-2023-08-22-1

a&o Hostel Wien Stadthalle

a&o Hostel Wien Stadthalle
Lerchenfelder Gürtel 9-11
1160 Wien
Austria
Sustainability Barometer:

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

Gültig bis: 06.11.2026
82%
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.: 100-00206-2023-01-16-1

Dorint Hotel Würzburg

Dorint Hotel Würzburg
Eichstraße 2
97070 Würzburg
Germany
Sustainability Barometer:

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

Gültig bis: 27.08.2027
82%
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.: 100-01046-2024-09-06-1

Oberjoch s

Oberjoch
Am Prinzenwald 3
87541 Bad Hindelang-Oberjoch
Germany
Sustainability Barometer:

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

Gültig bis: 01.04.2028
82%
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.: 100-00416-2025-03-18-2

Restaurant im Renthof Kassel

Restaurant im Renthof Kassel
Renthof 3
34117 Kassel
Germany
Sustainability Barometer:

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

Gültig bis: 01.02.2027
82%
Management and Communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Biodiversity and cultural heritage:
Purchasing and food offer:
Regionality and Transport:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Zertifikat-Registrier-Nr.: 110-01025-2024-04-23-1

a&o Hostel Warschau Wola

a&o Hostel Warschau Wola
Kasprzaka 18-20
01-211 Warschau
Poland
Sustainability Barometer:

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

Gültig bis: 28.05.2027
82%
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.: 100-00203-2023-01-16-1

Stadthotel Münster s

Stadthotel Münster
Aegidiistraße 21
48143 Münster
Germany
Sustainability Barometer:

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

Gültig bis: 16.10.2026
82%
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:
17.00 t/employee
Zertifikat-Registrier-Nr.: 100-00824-2023-12-04-1

Quellenhof Luxury Resort Lazise

Quellenhof Luxury Resort Lazise
Via del Terminon 19
37017 Lazise, Verona
Italy
Sustainability Barometer:

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

Gültig bis: 16.09.2028
82%
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.: 100-01071-2025-11-18-1

Speidel´s BrauManufaktur

Speidel´s BrauManufaktur
Im Dorf 5
72531 Hohenstein-Ödenwaldstetten
Germany
Sustainability Barometer:

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

Gültig bis: 08.03.2028
82%
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.: 100-00120-2025-03-19-2

Wellnesshotel Randsbergerhof

Wellnesshotel Randsbergerhof
Randsbergerhofstr. 15-19
93413 Cham
Germany
Sustainability Barometer:

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

Gültig bis: 21.10.2027
82%
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.: 100-01063-2025-02-24-1

Dorint Parkhotel Frankfurt/Bad Vilbel

Dorint Parkhotel Frankfurt/Bad Vilbel
Niddastraße 1
61118 61118 Bad Vilbel
Germany
Sustainability Barometer:

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

Gültig bis: 11.04.2028
82%
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.: 100-01149-2025-06-26-1

Raith Architekten GmbH

Raith Architekten GmbH
Riedenburger Str. 20
93309 Kelheim
Germany
Sustainability Barometer:

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

Gültig bis: 13.04.2029
82%
Management and communication:
Environment - Energy:
Environment - Water:
Environment - Waste:
Purchasing:
Mobility:
Quality management and sustainable development:
Social responsibility:
Economic responsibility:
Catering (only if canteen available):
Zertifikat-Registrier-Nr.: 120-01365-2026-06-08-1

Saarschleifenlodge

Saarschleifenlodge
Steinbach 2
66693 Dreisbach
Germany
Sustainability Barometer:

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

Gültig bis: 02.05.2027
82%
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.: 100-00337-2024-04-11-1

Urban Nature St. Peter-Ording

Urban Nature St. Peter-Ording
Fritz-Wischer-Straße 13
25826 St. Peter-Ording
Germany
Sustainability Barometer:

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

Gültig bis: 31.07.2027
82%
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.: 100-01039-2024-10-17-1

Wald Hotel Heppe

Wald Hotel Heppe
Heppe 1
63874 Dammbach
Germany
Sustainability Barometer:

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

Gültig bis: 31.07.2028
82%
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.: 100-00160-2025-07-24-2

ver.di-Bildungszentrum Mosbach

ver.di-Bildungszentrum Mosbach
Am Wasserturm 1-3
74821 Mosbach
Germany
Sustainability Barometer:

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

Gültig bis: 01.05.2028
82%
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:
25.00 t/employee
Zertifikat-Registrier-Nr.: 100-00433-2025-06-24-2