We have a track record for impressing clients: We secure a large proportion of repeat business from our clients.
To view existing Delta clients please expand a category from the selection below.
 Energy Companies
See examples of Delta work for energy companies
BC Hydro, Canada BP Alternative Energy
BP LPG
British Gas
Calor Gas, UK
CEATI International, Canada
Centrica
Chevron, USA
ConocoPhillips, USA
CRIEPI, Japan
EDF Energy, UK
EiFER, France / Germany
Electrabel, Belgium
Electricité de France, France
Electricity Supply Board (ESB),
Ireland
Endesa, Spain
Enmax, Canada
E.ON-UK, UK
Gaz de France
GasTerra, The Netherlands
Gasunie, The Netherlands
GE Energy
Hydro One, Canada
Iberdrola, Spain
National Grid (Keyspan), USA
Nippon Oil, Japan
Northern Ireland Electricity
Osaka Gas, Japan
RWE Energy, Germany
RWE Fuel Cells, Germany
RWE npower, UK
Scottish and Southern Energy, UK
SHV Gas, the Netherlands
Southern California Edison, USA
Statoil, Norway
Wisconsin Public Service, USA
 Equipment Manufacturers & Technology Developers
See examples of Delta work for manufacturers and developers.
Ariston Thermo Group, Italy
Baxi, USA
Bekaert, Belgium
BSRIA, UK
Caterpillar, UK
Centrax UK
Ceramic Fuel Cells, Australia
Ceres Power, UK
Corning Incorporated, USA
Dresser-Rand, USA
EADS, Germany
ENATEC, Netherlands
Ener-G, UK
Energetix, UK
GE Jenbacher, USA/Austria
Hitachi Power Equipment Systems, Japan
Impco, the Netherlands
Microgen Energy, UK
Philips, the Netherlands
Sandvik, Sweden
Topsoe Fuel Cells, Denmark
Turbomach (a Caterpillar Company), Switzerland
Toshiba Corporation, Japan
UTC Power, USA
Vaillant, Germany
Versa Power Systems, USA
Viessmann, Germany
Yanmar Energy Systems, Japan
 Investors & the Finance Sector
See examples of Delta work in the finance sector.
Credit Suisse, Switzerland
Deutsche Bank, Germany
Itochu Corporation, Japan
J Leon & Co, UK
KBC Peel Hunt, UK
Modal Capital, UK
Morgan Stanley, USA
Numis Securities, UK
Zetra International, Switzerland
 Policy Makers
See examples of Delta work for policy makers
Battelle, US
Business Council for Sustainable Energy, UK
Carbon Trust, UK
COGEN Portugal
COGEN São Paulo, Brazil
Cogeneration Association of California, USA
Combined Heat & Power Association, UK
Energy Producers and Users Coalition, USA
Energy Saving Trust, UK
EPRI Solutions, USA
European Bank for Reconstruction and Development (EBRD), UK
European Commission, Belgium
EU-China Energy & Environment Program, China
Government of Canada (Natural Resources Canada)
Greenpeace, UK
International Energy Agency (IEA), France
ITI Energy, UK
ITI Tech Media, UK
Japan Gas Association, Japan
OECD, France
Renewable Energy Association, UK
Royal Society for the Protection of Birds, UK
Scottish Executive, UK
Sustainable Development Commission, UK
Sustainable Energy Ireland (national energy authority of Ireland)
Tunbridge Wells Borough Council
UK Government (Environment Department)
World Alliance for Decentralized Energy (WADE)
World Wide Fund for Nature (WWF), UK
 Full list
Ariston Thermo Group, Italy
Battelle, US
Baxi, UK
BC Hydro, Canada
Bekaert, Belgium
BP Alternative Energy
BP LPG
British Gas
BSRIA, UK
Business Council for Sustainable Energy, UK
Calor Gas, UK
Carbon Trust, UK
Caterpillar, USA
CEATI International, Canada
Centrax UK
Centrica
Ceramic Fuel Cells, Australia
Ceres Power, UK
Chevron, USA
COGEN Portugal
COGEN São Paulo, Brazil
Cogeneration Association of California, USA
Combined Heat & Power Association, UK
ConocoPhillips, USA
Contour Global, USA
Corning Incorporated, USA
Credit Suisse, Switzerland
CRIEPI, Japan
Deutsche Bank, Germany
Dresser-Rand, USA
EADS, Germany
EDF Energy, UK
EiFER, France / Germany
Electricité de France, France
Electricity Supply Board (ESB),
Ireland
ENATEC, Netherlands
Endesa, Spain
Energetics, USA/Australia
Energy Producers and Users Coalition, USA
Energy Saving Trust, UK
EnergyWorks, USA
E.ON-UK, UK
EPRI Solutions, USA
E Source, USA
European Bank for Reconstruction and Development (EBRD), UK
European Commission, Belgium
EU-China Energy & Environment Program, China
Gaz de France
GE Energy
GE Jenbacher, USA/Austria
Government of Canada (Natural Resources Canada)
Greenpeace, UK
Hitachi Power Equipment Systems, Japan
Hydro One, Canada
Iberdrola, Spain
Impco, the Netherlands
International Energy Agency (IEA), France
ITI Energy, UK
ITI Tech Media, UK
Itochu Corporation, Japan
Japan Gas Association, Japan
J Leon & Co, UK
KBC Peel Hunt, UK
Microgen Energy, UK
Modal Capital, UK
Morgan Stanley, USA
MTS Group, Italy
Northern Ireland Electricity
Nippon Oil, Japan
Numis Securities, UK
OECD, France
Osaka Gas, Japan
Philips, the Netherlands
Renewable Energy Associates, UK
Royal Society for the Protection of Birds, UK
RWE npower, UK
RWE Fuel Cells, Germany
Sandvik, Sweden
Scottish and Southern Energy, UK
Scottish Executive, UK
SHV Gas, the Netherlands
Sonae, Portugal
Southern California Edison, USA
Statoil, Norway
Sustainable Development Commission, UK
Sustainable Energy Ireland (national energy authority of Ireland)
Topsoe Fuel Cells, Denmark
Turbomach (a Caterpillar Company), Switzerland
Toshiba Corporation, Japan
Tunbridge Wells Borough Council
UK Government (Environment Department)
UTC Power, USA
Vaillant, Germany
Versa Power Systems
Viessmann, Germany
Wisconsin Public Service, USA
World Alliance for Decentralized Energy (WADE)
World Wide Fund for Nature (WWF), UK
Yanmar Energy Systems, Japan
Zetra International, Switzerland
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