N.P. Inspection Services GmbH is an internationally operating company. The pipeline inspection services offered by the company are performed as onshore inspections.

Services provided by NoPig Services have been used to serve the following customers :

• Belgian Pipeline Organisation, Leuven, Belgium
• BP North American Gas SPU, Ulysses, U.S.A.
• DOW Olefinverbund GmbH, Boehlen, Germany
• Energieversorgung Hildesheim, Hildesheim, Germany
• Eon Avacon AG, Salzgitter, Germany
• Eon Ruhrgas AG, Essen, Germany
• Eon Ruhrgas AG, Solingen, Germany
• EVN AG, Maria Enzersdorf, Austria
• ExxonMobil Production GmbH, Steinhorst, Germany
• Fernleitungs-Betriebsgesellschaft mbH, Xanten, Germany
• Flughafen München GmbH, München, Germany
• Fluxys S.A., Brussels, Belgium
• Gasversorgung Süddeutschland GmbH, Stuttgart, Germany
• Gasunie Deutschland GmbH, Hannover, Germany
• GDF Suez, Saint-Denis La Plaine Cedex, France
• ILF Beratende Ingenieure GmbH, Munich, Germany
• NAFTA, Gbely, Slovakia
• Northeast Gas Association, New York, U.S.A.
• N.V. Nederlandse Gasunie, Groningen, The Netherlands
• OMV Aktiengesellschaft, Gänserndorf, Austria
• OMV Deutschland GmbH, Burghausen, Germany
• Shell Petroleum Development Company, Lagos, Nigeria
• Southern California Gas Company, Los Angeles, U.S.A.
• Total Infrastructure Gas France, Billere, France
• TransCanada Pipeline Ltd., Calgary, Canada
• TransGas Ltd., Saskatchewan, Canada
• Transpetrol, Bratislava, Slovakia
• Verbundnetz Gas AG, Leipzig, Germany
• Wintershall AG, Barnstorf, Germany
• and many others..