Who are we?

Architecture+ is a full service Architectural design firm that specializes in renovations, residential new construction,commercial building design and the adaptive reuse of older buildings. We are headquartered in North Charleston with another Island Studio office on Johns Island.We believe that architecture must be durable, functional, culture-based and be responsive to each individual character and to the desire of each individual client.Our goal is to provide quality architectural services and to harmoniously improve our built environment one structure at a time. Each of our projects, whether set in the heart of an urban center or a peaceful, low-country landscape, reflects the special character of its setting.  Our artistic vision, technical skill and attention to detail are the foundation of this firm.  A strong sense of stewardship for the environment, our community, and our client’s dreams continue to inspire our work.We are registered architects with licenses to practice in the state of South Carolina, the state of Colorado and the District of Columbia. We are members of the Better Business Bureau (BBB), the American Institute of Architects (AIA), the Society of American Registered Architects ( SARA), the National Council of Architectural Registration Boards (NCARB) , the National Association of Home Builders (NAHB) and the Royal Institute of British Architects (RIBA). We are licensed in South Carolina and several other States, and hold a national and international registration capability. Our firm has over thirty years of valuable experience in the design of high-end custom residential structures as well as commercial business and retail buildings, including the adaptive reuse of older buildings.


Tim Hilkhuijsen

Tim Hilkhuijsen holds a Bachelors of Science from Southern Illinois University and has 25 years of experience in the field of architecture. With a strong knowledge of both residential design and construction methods, Tim’s ability to see a project through from conception to completion is unsurpassed, as he has been involved in the custom home sector since 1989. His work can be seen throughout the South Carolina low country on the islands of Kiawah, Seabrook, Spring, Edisto, Isle of Palms, Dataw and Daniel. Tim has also designed custom homes in the states of Utah, Colorado, Missouri, North Carolina and Texas. His distinguished work has been published and can be found in various books and magazines for which he has received several local NAHB “Prism” awards for creative design.

Principal Architect Owner

Kevin Whalley

KEVIN WHALLEY, AIA, NCARB, LRB, has more than 33 years experience in architectural design and construction. As both a Registered Architect and Licensed Residential Builder, Kevin had over 23 of those years as the President, Principal Architect, and Builder of Record for Dolphin Architects & Builders in Charleston. Dolphin was a leading design/build firm, and Kevin’s dual licensure provided him with the unique ability to oversee the entire process from conception to completion. His work can be seen extensively in Charleston, where Kevin has been responsible for over 400 custom home projects and two commercial office buildings. The value of this work is above 200 Million dollars. Dolphin under Kevin’s direction, was recognized with over 30 local and national awards for both Architectural Design and Construction excellence.

Island Studio Principal

Aaron T. Ede

Aaron Ede holds both a Bachelor of Arts with a concentration in painting from The University of South Carolina and a Master of Architecture from The University of North Carolina - Charlotte.