Dorvin D Leis (DDL) is the only Turnkey solution in Hawaii for retrofitting any existing building with fire sprinklers. We employ an in house full staff of Licensed engineers and fire protection specialist; we can take your project from conception to completion.

Our full service installation includes all aspects of the retrofit from connecting to the city water supply, installation of a fire pump, ceiling demo and reconstruction, addition of sprinkler system.

Our experienced project managers and union Fire Sprinkler Fitters strategically coordinate the installation of your buildings Fire Sprinkler retrofit while minimizing the disruptions to residents during normal business hours.
Due to the tragic Marco Polo fire, retrofitting residential high rises with Fire Sprinklers has been brought to the center of the public eye, and will be enforced to specific requirements in the near future. Our number one concerns at DDL is to provide the best product at the fairest price to protect the lives and property of our community.

Our Fire Protection Services

Fire Protection Division

Building a Safer, More Secure Community

Protecting our community with the highest quality solutions for property and life safety.

Resources & Expertise

The Benefits of a Large Company...
  • Established Reputation
  • Over 100 Technicians & Fitters
  • Up-to-date Training
  • Latest Technology
  • System Design Capability

Dedicated Service

The Care of a Small Company...
  • 24/7 Emergency Service
  • One Point of Contact
  • No Voicemail
  • Responsive Reporting
  • Customer Focus

Our Affiliations Include:

  • American Society of Certified Engineering Technicians
  • National Institute for Certification Engineering Technologies
  • National Fire Sprinkler Association
  • American Fire Sprinkler Association
  • National Fire Protection Association
  • Canadian Tire
  • Atlantic - Beyond the Box
  • Brookfield Office Properties
  • Icon Property Management