AMERICAN SOCIETY OF LANDSCAPE ARCHITECTS
Founded in 1899, the American Society of Landscape Architects is the national professional association representing landscape architects. Beginning with 11 original members, ASLA has grown to more than 18,000 members and 48 chapters, representing all 50 states, US territories, and 42 countries around the world. ASLA promotes the landscape architecture profession and advances the practice through advocacy, education, communication, and fellowship.

BUILDING INDUSTRY ASSCIATION of SOUTHERN CALIFORNIA
The Building Industry Association of Southern California (BIA/SC) is a nonprofit trade association representing more than 2,400 member companies with over 200,000 employees.  Our mission is to promote and protect the industry to ensure our members' success in providing homes for all Southern Californians. 

U.S. GREEN BUILDING COUNCIL
The U.S. Green Building Council (USGBC) is a 501(c)(3) non profit organization that certifies sustainable businesses, homes, hospitals, schools, and neighborhoods. USGBC is dedicated to expanding green building practices and education, and its LEED® (Leadership in Energy and Environmental Design) Green Building Rating System.™

IRRIGATION ASSOCIATION
The Irrigation Association® is the leading membership organization for irrigation equipment and system manufacturers, dealers, distributors, designers, consultants, contractors and end users. Originally founded in 1949, IA includes over 2,000 corporate and individual members and is dedicated to promoting efficient irrigation.

CALIFORNIA PARKS & RECREATION SOCIETY
Founded in 1946, the California Park & Recreation Society (CPRS) was established to provide park, recreation, leisure and community service professionals and interested citizens with the knowledge and resources to enhance their leadership role in creating community through people, parks and programs. CPRS is a nonprofit, professional and public interest organization with more than 4,000 members.