Our telephone number for all enquiries is: +1 510-260-6058  The available oil refineries are situated around the globe. For oil refinery inquiries via email, please include as much site information as possible. EMAIL CONTACT Please send ALL requests with a valid and verifiable company address and telephone number. Only such requests will receive replies. For inquiries into oil refineries: oil@dsguk.com For inquiries into power & energy units: power@dsguk.com For all other inquiries: admin@dsguk.com Submit URL Web Directory

DSG is now exclusively located in the UK and the United States. The location in the United Kingdom is now an administrative office and also the company's registered office address. It is located at:

Unit 1B, 13-14 King's Gardens
Hove, BN3 2PG, United Kingdom

The company's business address is at:

1333 Carrison Street
Berkeley, CA. 94702