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Gesellschaft für Anlagen- und Reaktorsicherheit (GRS) gGmbH
Schwertnergasse 1
D-50667 Köln
Tel.: +49 (0) 221-20 68-0
Fax +49 (0) 221-20 68-9946
info [at] (info(at)

Managing Directors
Uwe Stoll
Hans J. Steinhauer

Trade Register No.: 7665
Company´s Headquarters: Cologne

Federal Republic of Germany, North Rhine-Westphalia, Bavaria and Technische Überwachungs-Vereine (TÜV). Chairperson of the Supervisory Board is the Parliamentary State Secretary Rita Schwarzelühr-Sutter (BMUB).

Design & Implementation
T-Systems Solutions for Research GmbH
D-85748 Garching

Kolpingstrasse 30
D-73054 Eislingen

Legal notice
Gesellschaft für Anlagen- und Reaktorsicherheit (GRS) gGmbH regularly checks and updates the information provided on this website. Despite all care, information may have changed in the meantime. Therefore, no liability or guarantee can be assumed for the up-to-dateness, correctness and completeness of the information provided herein. The same applies to all websites referred to by means of hyperlinks. Gesellschaft für Anlagen- und Reaktorsicherheit (GRS) gGmbH is not responsible for the content of websites that can be accessed via such links.

Company "© Engine Images",
Competence field "© Xavier Gallego",
Quality Management; GRS gets top marks in TÜV Surveillance Audit "© Dominik Pabis",
Research & Development "© dra_schwartz",
Communication & Media "© Oliver Suckling",
Career "© impactimage",
Imprint "© Svetlana Shapiro",
Contact "© Zeffss1",
Sitemap "© Felix Möckel",
IT Security "© PhotObvious",
Transport Studies "@ copy from",
New Website "© karimhesham",
International Programmes "© philpell",
Project Management / Authority Support " © kjschraa"
International Co-operationen "© philpell",
Reactor Safety "© Fotolia/ fototrm12",
Trainee Programme "© vm",
Natural Analogue "© spxChrome",
ATHLET "© Andrey Prokhorov",
Subsidaries and Partnership "© vernon wiley photography",
General Co-operation "© philpell",
Mercury Study "© omer cicek",
Alliance for Competence "© ARTSILENSEcom",
GRS Academie "© kyoshino",
ETSON Summer Workshop "© Helder Almeida",
Physical protection "© blackred",
Plant concepts "© Riger"
Radioecology "© André Karwath aka Aka from
Term of the week: Radioactivity "© Maxim Shebeko",
Term of the week: CASTOR "© GNS",
Term of the week: Atomic Energy Act "© cruphoto",
Term of the week: IAEA "© TommL ",
News: GRS publishes project report on CO₂ storage "© sharply_done",
News: GRS activities relating to nuclear fuel "© wikipedia, Wilfried Wittkowsky, 2005", "© Urenco",
News: Workshop on underground disposal "© from Armin Kübelbeck, 4. Mai 2008",
News: European Commission and GRS conduct nuclear safety "© Pgiam",
News: GRS investigates long-term safety at landfill sites "© Fotolia/ Engine Images",
News: GRS evaluates electrical and I&C systems in nuclear power plants "© Tim McClean",
News: The field of work of core behaviour at GRS "© IAEA/ Dean Calma",
News: In search of a safe repository: GRS publishes proceedings on hydrogeology "©",
News: Work in Committees: GRS – a source of knowledge for ministries and organisations "© BIM",
News: Theory and practice: GRS Trainee Programme goes into the next round "© PinkShot",
News: GRS conducts seminar for authority personnel on "Safety of Nuclear Power Plants" "© RelaxFoto"
News: GRS report on Fukushima published "© TEPCO",
News: Dispersion modelling with new version of GO-ARTM "© vuk8691",
News: GRS takes part in IAEA TSO Forum"© mbbirdy",
News: GRS expands its international research co-operation "© adventtr",
News: The fascination of science: Schoolgirls and schoolboys doing research at GRS on "Future Day" "© AlbanyPictures“,
News: ENSTTI advanced training: fit for working in a technical safety organisation "© Lisa-Blue“,
News: Predicting the behaviour of contaminants with the help of the THEREDA database "© redmal“,
News: Joint Convention: GRS at the IAEA conference on the management of radioactive waste "© wellphoto“,
News: Disposal - Researchers develop first virtual underground laboratory "© Dirk Mahler/ Fraunhofer IFF“,
News: Taking precautions for a nuclear emergency: GRS involved in pan-European emergency preparedness "© Antagain“,
News: ETSON-Summer-Workshop: Junior employees discuss the radioactive waste management "© blackred“,
News: An insight into the GRS toolbox: interdisciplinary systems analysis for geothermal energy recovery "© hansslegers“,
News: Repository research: How do we pass on knowledge about repositories to future generations? "© volschenkh“, Wikipedia;
News: GRS at the General Conference of the International Atomic Energy Agency "© IAEO/ Dean Calma“,
News: Waste management: Mercury – an old toxic substance is disposed of "© ados“,
News: Discovering the world of science: GRS at the Research Campus Garching Open Day "© LRZ/ Ernst Graf“,
News: EUROSAFE Forum 2012: EU Stress Tests and robustness of European reactors in the spotlight "© GRS/ Antoine Devouard“,
News: Nuclear power plant decommissioning: GRS investigates the decay storage strategy "© EWN“,
News: Scientists launch German association for repository research "© mattjeacock";
News: "Fachgespräch 2013": Between phase-out decision and the search for a repository  "© ArtyFree",
News: Fukushima – two years after "© TEPCO",
News: New EU project starts under GRS leadership "©  Euseson at the German language Wikipedia",
News: Chernobyl today: An interview with GRS expert Lutz Küchler "© svedoliver"
News: Nuclear safety research: project management agency of GRS publishes report on main future topics "© 4X-image",
News: GRS hosts Internet portal for the review of IAEA standards "© Pascal Genest",
News: GRS hosts seminar for authority personnel on fire protection in nuclear power plants "© fstop123",
News: New GRS Emergency Centre for nuclear accidents operational "© GRS",
News: Lead, cadmium, zinc: GRS studies the behaviour of contaminants in underground waste disposal sites "© pidjoe",
News: A repository in clay: GRS develops model for prediction of gas transport "© NAGRA/ Comet Photoshopping",
News: GRS put in charge of project management of federal decommissioning and dismantling projects "© EWN",
News: GRS Emergency Centre receives a emergency diesel generator "© GRS"
News: Repository research: GRS refines tools for the safety assessment of repositories "© Eduard Andras",
News: Reactor safety research: GRS simulates accidents with core melt "© 4X-image",
News: On the move:  Repository researchers examine the impact of bentonite colloids on the transport of radioactive material "© Nagra/ Comet Photoshopping",
News: GRS Repository Research Centre accredited as geoscientific laboratory and inspection agency  "© GRS",
News: QUESTIONS ANYONE? What role does geology play in the long-term safety of a repository? "© GRS",
News: GRS supports China in enhancing nuclear safety standards  "© V. ZHURAVLEV",
News: Sixth Review Meeting of the Convention on Nuclear Safety "© IAEA"