Bree Dietly is a public policy consultant in Somerville, Massachusetts, focusing on materials management programs and product stewardship. She is a leading expert on container deposit systems, extended producer responsibility, recycling data, and packaging regulation. Throughout her career she has focused on the intersection of environmental and business/economic issues, beginning with work for EPA and state environmental agencies and now primarily for the beverage industry.

In addition to research and analysis, Bree engages in advocacy work representing clients before legislative and regulatory bodies, provides strategic counsel for firms and trade associations, and assists businesses with legislative and regulatory compliance.

Bree launched Breezeway Consulting LLC in 2022, after leaving Northbridge Environmental, a firm she helped found in 1993.

Bree enjoys cooking, sailing, skiing, and travel.