Alistair brings more than 19 years of hands-on experience in the field of sustainability to his role as an O’Brien360 Principal and leader of the firm’s residential services team. He applies his strategic business management leadership knowledge, understanding of sustainable design and green building science to provide technical consulting, diagnostics, and green building certification services to residential projects at all levels of performance. An experienced trainer, presenter, and facilitator, Alistair has applied these skills to support the development of green building programs from Puget Sound to California and Hawaii and to the deliver trainings to enhance green building capacity in the affordable and market-rate housing industry. In 2007, O’Brien360 was selected as a Provider of LEED for Homes certification, for which Alistair is the Quality Assurance Designee and senior consultant.