About

The Triple Bottom Line Alliance (TBL Alliance) has been created by entrepreneurs for entrepreneurs. Our mission is to play a positive role in ecosystem protection and restoration by becoming a trusted resource for business-building information and programs for sustainable businesses.

Monthly Meeting

Our monthly member educational and peer-to-peer networking meeting takes place the second Tuesday of every month from noon – 1:30 p.m. Learn more.

The Team

The Triple Bottom Line Alliance team consists of the following core people:

Tim Polk, Executive Director

Tim Polk is owner and principal of Tim Polk Communications (TPC), a full-service marketing and public relations consulting and implementation firm. Tim primarily assists business owners with creating and executing results-focused strategic marketing plans.

Dianna Jacobsen, Executive Board Member

Dianna Jacobsen is the principal of Jacobsen Design, a Graphic Design firm specializing in web design and print design. After many years as an in-house designer she left to form Jacobsen Design. Dianna has over 6 years of experience working with small businesses throughout the Bay Area.

Doug McCorkle, Executive Board Member

Doug McCorkle serves as a “for hire” Chief Financial Officer (CFO) under his business, B2B CFO. He assists organizations with cash flow projections, financing, and other financial matters.

Wayne Miller, Executive Board Member

Wayne Miller is owner and principal of Wayne E. Miller and Associates (WEMA), a green architect design firm. An entrepreneur, he also is founder and principal of Earthwise Corporation.