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Portland Portland We are located in Multnomah County.
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Mark Kost, a second-generation builder, has spent his lifetime in the construction industry and has been building in the Pacific Northwest for over 30 years. At the core of the business is the commitment to building lasting relationships. People are what matters; Clients, architects, designers, suppliers and subcontractors working together to create each project successfully. Our construction endures the test of time and so do our relationships.

A commitment to personalized service, quality of work and integrity has created a remarkable reputation in the building industry. Our company is designed to communicate closely with our clients every step of the way. Known for our honesty and fairness, we work to create a friendly, safe and informal relationship we stay in constant communication with our clients. Our goal is to fully understand the vision and needs of each client and deliver the results on time and within budget.

Mark Kost Construction, Inc. has a broad range of experience in commercial and residential construction and is licensed in both Oregon and Washington.




What We Do

Products/Services Relating to Building Alterations
Products/Services Relating to General Contractors

Project Experience

Civil & Site Development
Apartments & Condominiums
Office Building
Arena / Stadium
Misc Project

Service Areas