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Years of Experience

Photo of construction workers at Bellevue 10 project site in Bellevue, WA

General Contracting

As a general contractor, we use our skills to turn dreams into reality. It’s our passion to take a set of plans and move them, phase by phase, into a completed structure. It’s the act of creation, from the ground up. We rely on excellent planning, communication, and management controls. You can trust our longstanding relationships with expert trade partners and permitting agencies to get the job done, on time and on budget.


Preconstruction is the best time to start risk management. Using industry experience and understanding of the market, Osborne adds value through scheduling, estimating, and permit acquisition. We work hand-in-hand with the design team, providing services such as constructability reviews, value engineering, and alternative analysis. Our goal is to identify future cost and time efficiencies for ownership groups.


Our company was founded on Design/Build delivery. This collaborative delivery method allows us to provide input early in the planning stages and provide better control of the entire construction process. Owners love the consistent management and communication from preconstruction through delivery – and the efficiencies that result from it. With a single source of accountability, quality, and cost controls, Design/Build is the ideal turn-key solution.

Tenant Improvement

It starts with respect. As industry leaders working in occupied spaces and operational facilities, we credit our success to the mitigation of disruptions, excellent safety/housekeeping, and comprehensive communications. Our superintendents are ambassadors of industry standards. They create detailed phasing to reduce impacts to tenants as well as plan construction, logistics, and storage to accommodate our client’s operational needs.

aerial image of completed military family housing at Joint Base Elemendorf-Richardson, Alaska