Awards

  • 2014 GCA Best In Category – Zero Incident Rate, 325,000 & up
  • 2011 – GCA Award of Merit – University of Hawaii, Bilger Hall Addition
  • 2010 – GCA Award of Excellence – Kona Ambulatory Surgery Center
  • 2009 GCA Award of Excellence - Honua Kai Phase I Hokulani Enclave
  • 2009 GCA Award of Merit - Kalanipu'u at Kauai Lagoons
  • 2009 GCA Award of Merit - Mauna Kea Beach Hotel Renovation
  • 2008 – Design Build Institute of America – Western Pacific Region, Merit Award – Private Sector Building Under $15 Million.  Project – Seina Holdings, LLC Office Building
  • 2008 GCA Award of Excellence - Sheraton, Kauai
  • 2008 GCA Award of Excellence - Kahului Airport Chiller Replacement
  • 2008 GCA Honorable Mention - Waikiki BeachWalk
  • 2007 – Subcontractor Member of the Year, Maui Contractor’s Association
  • 2007 GCA Award of Excellence - The Lodge at Koele, Lanai
  • 2006 GCA Award of Merit – Molokai General Hospital Expansion Phase I, Molokai
  • 2005 GCA Award of Excellence – The Whaler on Kaanapali Beach, Maui
  • 2004 GCA Award of Excellence – Marriott’s Waiohai Beach Club, Kauai
  • 2004 – T. S. Shin Award, Maui Chamber of Commerce
  • 1999 – Subcontractor Member of the Year, Maui Contractor’s Association
  • 1999 – Entrepreneur of the Year, Maui Chamber of Commerce
  • 1996 – Kahului Rotary Club Employer of the Year
  • 1995 – Contractor of the Year, American Public Works Association-Hawaii Chapter
  • 1995 – Maui County Contractor of the Year
  • 1995 – Maui County Appreciation for Support of Kihei Youth Activities

Engineering News Record magazine's national Top 600 Specialty Contractors survey consistently ranks DDL in the top 50 percentile. DDL has been recognized by the American Public Works Association, the American Society of Safety Engineers and the Mechanical Contractors Association of America.