Combining the talents of the island's foremost design firm, Nishikawa Architects, Inc., with an experienced and talented team of custom home builders and construction industry professionals, ADC is the choice for discriminating owners looking for a masterfully-designed project.


There are a number of benefits associated with choosing Design-Build for your new construction or renovation. The process gives you a single point of responsibility. No more tangled webs of multiple contracts and conversations with architects, engineers, contractors and construction managers. Communication is enhanced between the design-builder and the owner, and an owner's risk is minimized with less change orders and fewer surprises.

Architecture Services

Our architectural firm, Nishikawa Architects, Inc., creates architecture with an uncompromising dedication to quality and a commitment to service excellence. We specialize in residential design, affordable housing design, aging in place design, commercial design, institutional design, renovation/tenant improvements, sustainable design/LEED Certification; and provide experienced project and construction management, parking planning and master planning/land planning

Renovation Services

We offer quality remodeling and renovation services for homeowners and businesses with the personalized attention you deserve. Whether it's a residential renovation, aging-in-place renovation or office remodel; our experienced staff of Architects and Construction Project Managers will help to ensure that your project comes together smoothly.

Green Building

Sustainable Design

LEED Certification

We are committed to building in ways that tread lightly on sensitive land, using natural resources conservatively and creatively, and incorporating construction methods and renewable materials that are climate appropriate. Our LEED-Accredited Architects on staff are ready to help you with your green building needs.


Aging in Place

Aging baby boomers are yearning to live safely and comfortably at home regardless of age or physical ability. Our certified Aging in Place specialist, can help you to make the needed modifications to your home to incorporate elements of style while enhancing your quality of life.