Global Friendly: Together we can create a sustainable habitat - 707-217-8484

Global Friendly EcoGreen Real Estate Agent Certification Program - Since 2007

Setting the Gold Standard for Green Real Estate Practices.


Colleen MahoneyGreen By Design
Colleen Mahoney
Green By Design

Colleen Mahoney has completed the gold standard of EcoGreen agent training to provide greening the home information to the public sector.

Real Estate License#:
Representing: Green By Design
Green Experience:
Daytime Phone: 415-389-1058
Fax: 415-389-1058
Web Site:
Location: Mill Valley, CA