PECG is a statewide organization with seventeen geographical sections from Eureka to San Diego. Each section elects its own officers to run it affairs, plus a Director to represent the section on the Corporation Board of Directors. This Board includes the seventeen Section Directors and eight statewide Corporation Officers who, along with Section Presidents, meet every three months to conduct association business. PECG is a non-profit independent employee organization. Its purpose is to promote the professional and occupational interests of all state-employed engineers and related professionals.
Membership is also open to supervisory and management employees.
Almost 1,500 of them are PECG members. PECG is active on many issues important to its members, such as professional development, the salary relationship between state engineers and private sector engineers, providing optimum services to the public, opposing wasteful contracting out of engineering services, improving the state's retirement and benefit programs. PECG has a Political Action Committee which assists the legislative program and maintains an active legislative membership contact program .