Los Angeles Lobbying Firm Client Registry

Entities wishing to influence City of Los Angeles matters must be registered as clients by lobbying firms. The dataset includes client names, addresses, lobbying firm details, and the dates representation began and terminated. It tracks which city agencies are targeted by the lobbying activity.

Use Cases

• Tracking lobbying relationships over time using Date Representation Began and Date Terminated.
• Analyzing lobbying firm market share using Lobbying Firm and Client Last Name.
• Mapping the geographic origin of lobbying clients using Client City, Client State, and Client Zip.
• Identifying which city departments are lobbied most frequently using City Agencies.

Strengths

• Cross-platform presence on Socrata and Data.gov signals its importance and official status.
• Contains granular temporal data for tracking relationship duration via Date Representation Began and Date Terminated.
• Provides specific geographic detail on clients down to the ZIP+4 level.

Limitations

• Key metadata conflicts: license is listed as 'unknown' on Socrata but 'other-license-specified' on Data.gov.
• Core dataset metrics like row count and total size are unavailable across all sources.
• Documentation gaps exist, as the author and original collection method are not specified.

Provenance

Source

data.lacity.org

Collection Method

Likely collected via mandatory registration forms submitted by lobbying firms to the City of Los Angeles.

Freshness

2026-04-11 13:02:18

Geography

City of Los Angeles, California, USA