Mason, Bruce & Girard (MB&G) began as a forestry consulting business in 1921 under David Mason. He is best known as one of the nation’s first leading advocates of sustained yield forest management.

F.K. Weyerhaueser said of David Mason:

“No single person has been more influential in promoting sound forest management on private forest lands than he.”

Today, MB&G provides a comprehensive range of services in forest management, forest planning, forest economics, and policy analysis. In addition to forestry, the firm has diversified into two additional areas: environmental services and geographic information systems (GIS).

Headquartered in Portland, Oregon, our firm has grown to 85 people in Oregon, Washington, Idaho, California,and Maine. Serving private timberland owners and public agencies, MB&G works with clients across the US and throughout the world. MB&G’s core values are Integrity, Client Service, Quality, and Expertise . They are the key components of the work we do .