Access California Secretary of State data, CSLB license verification, and 2,500+ tax jurisdictions through unified APIs. Complete CA coverage.
5 integrated data sources covering CA business intelligence
Real-time access to CA business formation, verification, and compliance data
Direct links to primary government data sources
CHIRON provides comprehensive access to California licensing boards
Integrated data sources for professional verification
Comprehensive California professional data access
Real-time license status checks
Access SEC filings, financials, and insider trading data via DELPHI
Companies headquartered in California
Apple
Alphabet (Google)
Meta
Tesla
Chevron
Wells Fargo
Intel
Salesforce
Real-time 10-K, 10-Q, 8-K filings
Normalized XBRL financial data
Form 4 insider transaction tracking
Track California public companies
Monitor SEC filings, financials, and insider activity in real-time
Navigate CA's 2,500 tax jurisdictions with precision. PLUTUS handles state, county, city, and special district rates automatically.
import plutus
# Get tax rate for California address
rate = plutus.get_rate(
street="123 Main St",
city="Los Angeles",
state="CA",
zip="12345"
)
# Response
{
"combined_rate": 8.75%,
"state_rate": 7.25%,
"county_rate": 1.0%,
"city_rate": 0.5%
}Explore detailed business intelligence for CA's largest metropolitan areas
Get answers to common questions about our data and APIs
Use JANUS to search the California Secretary of State business database. Access real-time entity status, officers, registered agent, and filing history for any CA company.
Get started with Olympus APIs and unlock comprehensive CA business intelligence across all 5 integrated data sources.
Explore other states in the west coast region