Dorvin D Leis

Passionate about Building & Community

The Dorvin D. Leis Company, Inc. (DDL) has proudly served the Hawaiian Islands for over 63 years. As Hawaii's leading mechanical contractor, we excel in crafting high-quality, sustainable systems for new construction and existing buildings alike.

Our Mission

Our dedicated team of professionals tackles every project with meticulous attention to detail and unwavering commitment to excellence. We take pride in building lasting relationships with clients and fostering a positive impact within our community.

A Diverse Portfolio

DDL offers a comprehensive range of services, spanning across every phase of construction and facility management. Our skilled craftsmen perform:

Fire Protection Division

• Design, installation, and maintenance of fire detection, suppression, and alarm systems.

Pipe Trades

• Installation, repair, and maintenance of water, sewer, and drainage systems.

HVAC / Controls

• Comprehensive solutions for heating, ventilation, air conditioning, and energy management.

Pre-Construction Services

• Comprehensive planning and consultation to ensure project success from the ground up.

Energy Services

• Technical assessments and recommendations for energy efficiency upgrades.

Safety Projects

• Hazard identification, risk mitigation, and emergency response planning.

Building a Strong Community

We are committed to "Giving Something Back" to the community that has supported us for generations. Through employee volunteering, financial contributions, and partnerships with local organizations, we actively contribute to:

• Arts & culture initiatives
• Educational programs
• Healthcare services
• Environmental conservation
• Community safety & development

A Legacy of Excellence

Our unwavering dedication, skilled workforce, and deep understanding of the Hawaiian market has enabled us to become Hawaii's trusted mechanical contractor. In our 56-year history, we have completed numerous projects across diverse sectors, including:

• Residential homes and condominiums
• Resorts and commercial buildings
• Schools and hospitals
• Government and military facilities

Experience the DDL Difference

Partnering with DDL means:

• Access to a team of experienced professionals
• Customized solutions tailored to your needs
• Unwavering commitment to quality and safety
• Strong emphasis on community involvement and sustainability.