There are 20751 Construction companies in California as of August 15, 2024; which is an 9.69% increase from 2023. Of these locations, 18195 Construction companies which is 87.68% of all Construction companies in California are single-owner operations, while the remaining 2556 which is 12.32% are part of larger brands. The top three cities with the most Construction companies are Los Angeles with 4932 Construction companies, San Francisco with 1996 Construction companies, San Diego with 1593 Construction companies. Average age of Construction companies in California is 4 years and 1 months.