Dolphin Trading & Investment LLC is a Civil & Electro Mechanical Integrated Management System certified [ISO 9001:2015, ISO 14001:2015 & OHSAS 18001:2007] construction company.

 DTI’s 340-member team includes Engineers, Administrative officers, and Audit & Accounts officers. The team is supported by around 4000 workmen who execute our projects on the ground.

DTI has implemented several projects across the Sultanate of Oman. Our services include:

  • Civil Construction
  • Mechanical engineering with Structural, Piping Fabrication & Erection
  • Electromechanical work
  • Carpentry & Joinery

Messages and Company Profile


Dear Clients, Colleagues and Friends,

Dolphin Trading & Investment has established it
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Dear Clients, Colleagues and Friends,

Dolphin Trading & Investment has established itself as a trusted player in the Electromechanical and Construction industry. I am proud to say that we have done this with great thought and care. We listen to our customers’ needs and respond with high quality, on-time services. We adhere to strict safety standards. We take care of our people, encouraging and nurturing new ideas and rewarding positive contribution. It is the hard work and commitment of our people that has helped Dolphin’s reputation as a dependable provider of services. As Chairman, I am proud to head a team that demonstrates a great sense of ownership in service delivery.

Our focus on market requirements and our willingness to test and adopt innovative strategies distinguishes the company from the other players in the field. However, we do not believe in resting on our laurels. We will continue to raise the bar on environment and safety standards as we gear up for further growth.

I hope that our stakeholders will continue to support Dolphin’s journey, as we strive to build and maintain mutually beneficial partnerships with all our stakeholders.

Hamed Salim Issa Al Harrassy


Get in touch

Post Box No.1845 Al Athaiba, Postal Code – 130 Sultanate of Oman

Call:(968) – 24502179, 24503896 24592591, 24592596

About Us

An ISO certified construction company that offers end-to-end solutions for civil engineering, mechanical and electromechanical engineering projects.

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