There are a number of aviation information resource organizations both in California and throughout the country that work to support aviation safety, pilots, and legislation.  Be sure to check out the California Aviation Caucus information & website.  This is a sampling of organizations that can provide additional information on aviation programs and activities:

Aerospace States Association (ASA)
ASA is a nonpartisan organization of Lt. Governors, Governor appointed delegates, and associate members from aerospace organizations and academia. ASA represents states’ interests in federal aerospace and aviation policy development. ASA advocates on behalf of all 50 states for research and design funding, workforce training, economic development in aerospace and aviation, excellence in science, technology, engineering and math (STEM) education, and keeping states competitive in a global marketplace.

Aircraft Owners & Pilots Association (AOPA)
With a membership base of over 400,000 pilots and aviation enthusiasts throughout the United States, AOPA is the largest aviation association in the world.

Alliance for Aviation Across America
Formed in 2007, this non-profit, non-partisan coalition of over 5,900 individuals, businesses, agricultural groups, FBO's, small airports, elected officials, charitable organizations, and leading business and aviation groups, is helping to raise awareness about the value of general aviatioin and local airports, particularly for rural communities.

Association of California Airports (ACA)
ACA represents both publicly- and privately-owned airports, aviation consultants, and others to foster, promote, and develop the air transportation system.

California Agricultural Aircraft Association (CAAA)
The CAAA is a non-profit trade association representing the professsional aerial applicator industry in California.  Their mission is to "suppor individual and industry professionalism, promote ethical and safe standards of operation, and secure the future of agricultural aviation."

California Airports Council (CAC)
The CAC was formed in 2009 and is comprised of the publicly-owned, commercial airports in California.  The Council's mission is to promote awarenss and understanding of California's commercial aviation and the role it plays in the state.

California Pilots Association (CalPilots)
Calpilots was established in 1949 with the mission to promote and protect the state's general aviation airports and aviator privileges.  It is a statewide, non-profit served by volunteers.

National Air Transportation Assocation (NATA)
NATA is the leading organization representing aviation service businesses such as fixed-base operators (FBO), charter providers, aircraft management companies, including those supporting fractional shareholders maintenance and repair organizations, flight training and airline service companies.  Founded in 1940, NATA promotes safety and the success of aviation service businesses through its advocacy efforts before government, the media, and the public, as well as by providing valuable programs and forums to further its members prosperity.

National Business Aviation Association (NBAA)
NBAA is the leading organizations for companies that rely on general aviation aircraft to help make their businesses more efficient, productive, and successful.  The NBAA was founded in 1947 and based in Washington, DC, with regional organizations across the nation, including Northern and Southern California.

Northern California Business Aviation Association (NCBAA)
NCBAA aspires to be a powerful force regionally, sponsoring advocacy for business aviation, promote aviation safety, and provide mentoring and development of business aviation professionals.

Seaplane Pilots Association (SPA)
The Seaplane Pilots Association's primary focus is to promote safe seaplane operations and to protect our privilege to share our nation's waterways with our recreational, governmental and commercial operators.

Southern California Aviation Association (SCAA)
SCAA's mission is to advance and promote corporate aviation and aviation related business throughout Southern California; to be proactive in addressing concerns impacting the region’s airports, including safety and operations; and promote education on the importance of business aviation to our communities, companies, and the general public.

Southern California Pilots Association (SoCal)
SCPA is geographically focuses on providing a collective voice for General Aviation at Southern California airports.  They strive to develop a positive working relationship with the airport administrations, enhance safety and education in the southern California pilot community.