About Us

Custom Design – General Contractor

Flagg Coastal Homes is a licensed California Contractor, based in Coronado. It was founded  in 2007 to complement Flagship Properties development and brokerage activities. Flagg Coastal Homes and Flagg Design Studios provides  design and general contractor services for custom homes in Coronado, San Diego, Point Loma, Del Mar, Encinitas and North County.

Flagship Properties is a privately held real estate development and brokerage company located in Coronado California. Founded in 1975, the company has developed, marketed and sold quality residential and office building developments throughout Southern California. Since 1998, Flagship has specialized in “Coastal Homes” primarily in Coronado.

John O’Brien – Founder

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John O’Brien founded FLAGG COASTAL HOMES as a Design Build Custom Homebuilder in response to the demand for nautically inspired homes in the resort town of Coronado, California. John is a U.S. Naval Academy graduate, former Naval Officer (PT-Boat skipper, PTF-22) and a 37-year veteran of Southern California Real Estate Development, Brokerage and Construction. Most recently, this small cadre of experienced and talented building professionals has successfully developed and sold 52 homes in Coronado in a 18-year span.

Carrie O’Brien – Co-Founder and Principal, Flagship Properties

Carrie O’Brien

Carrie began her real estate career in 2001, initially to support the sales efforts of the development activities of Flagship Properties. From that start, Carrie has built a the highest quality boutique agency in Coronado and she consistently ranks in the top 5 sales brokers on the island. Flagship has closed annual sales of approximately $30 million per year for the last 3 years. Of particular note, Flagg and Flagship enjoy “Market Share” on bayfront and bayview properties on Coronado’s First Street. Carrie is a Stanford graduate with an MBA from UCLA and a Masters in Psychology from Fuller Seminary.

Mark Blore – Co-Founder Building Partner

Mark Blore

Mark Blore joined the Coronado team in 2004. He is a licensed California contractor, and partner in FLAGG Inc. Mark is a former U.S.Navy Seal as well as a Coronado resident. His firm (BSC Inc.) is registered as a Disabled Veteran-Owned Small Business. When he is not building, he is training and competing as an endurance athlete. In 2016, Mark completed the Double Anvill, which is a 5X Ironman.

Our Partners and Staff

Mark Toughest Mudder

At Flagg Coastal Homes, We Do Work.

Dorian Lytle – In-House Designer

Dorian Lytle

Dorian Lytle heads up the Design/Build division Flagg Design Studios. Dorian received his undergraduate degree in Finance from Northeastern University and his graduate degree in Architecture from The Newschool of Architecture and Design in San Diego. Dorian was both the class Valedictorian and also received AIA’s Henry Adams Medal for excellence. Dorian’s passion for design started in Connecticut where as a young man, he worked for Ireland Architecture, drafting beach homes and coastal community projects. That experience allowed Dorian to draw upon the design aesthetics of the coastal Northeast that has translated so successfully to the resort community of Coronado. Regardless of style, location, or size, his design goal remains the same: create a family heirloom for generations to come.

Rebecca Lincoln – Project and Design Manager

Rebecca Lincoln

Born and raised on the East Coast and a University of Tennessee graduate, Rebecca has always had a passion for architectural design and sound business ethics. She has a Bachelors degree in Business Management, graduating Magna Cum Laude. Her work experience is vast, ranging from commercial projects for Stanford University to luxurious custom residential homes in Southern California and the Pacific Northwest. Prior to joining Flagg Coastal Homes, Rebecca operated as both a project manager as well as a design manager in successful Design/Build teams. Rebecca’s breadth of residential experience spans from production home project management, to University-related historic renovation, to luxury custom homes. Rebecca received her California State Contractors License in 2016.

Martin Brown – Project Manager and Contractor

Martin Brown

Martin Brown has been a member of the Flagg team since 2003. He is also a licensed contractor and a first generation American from the Island Nation of St. Lucia. He provides Project Management, Budgeting, and Scheduling services for FLAGG Inc. He operates under the name of St. Lucia Builders.

Jeanmarie Luker – Operation Director

Jeanmarie Luker is the most recent addition to the Flagg team. She serves as the Operation Director and Bookkeeper for Flagg Inc. Jeanmarie has additionally taken on the role of Client Management and Customer Service.