COSTAR GROUP, INC.

Related entities (24)

Same brand-name cluster — possible parent, subsidiary, PAC, or lobbying registration. Surfaced via head-token match (e.g. every "AMAZON …" org) and pg_trgm similarity for variant spellings. Not yet asserted as parent/child edges; treat as a navigation aid.

• COSTAR GROUP, INC.lobbying_client · exact 1.00
• 5STAR GROUP, LLCcommittee · trigram 0.56
• COOK GROUP INC PACpac · trigram 0.50
• COOK GROUP, INC.lobbying_client · trigram 0.50
• COTA GROUP, INC.lobbying_client · trigram 0.50
• THE COOK GROUP INC.lobbying_firm · trigram 0.50
• HELMSTAR GROUP INC POLITICAL ACTION COMMITTEEpac · trigram 0.47
• COWEN GROUPlobbying_client · trigram 0.47
• CT GROUPemployer · trigram 0.47
• Group Incnonprofit · trigram 0.46
• THE CORMAC GROUP, LLClobbying_firm · trigram 0.44
• CME GROUP INC.corporation · trigram 0.44
• CME GROUP INC. PACpac · trigram 0.44
• CME GROUP, INC.lobbying_client · trigram 0.44
• THE CSL GROUP INC.lobbying_client · trigram 0.44
• C & B Groupnonprofit · trigram 0.44
• Cfo Leadership Groupnonprofit · trigram 0.44
• CME GROUP, INC.lobbying_firm · trigram 0.44
• THE CSL GROUP, INC.lobbying_firm · trigram 0.44
• Cost Recovery Action Group Incnonprofit · trigram 0.43
• Vista Group Corp.foreign_agent · trigram 0.43
• CORCORAN GROUPemployer · trigram 0.42
• THE CONAFAY GROUP, LLClobbying_firm · trigram 0.42
• THE JERRY COSTELLO GROUP, LLClobbying_firm · trigram 0.42

Activity

Every typed-graph event involving this entity, newest first. Each row is one edge in the influence graph; click the date to jump to its provenance.

1. 2026-05-19 · Subsidiary / brand-family member of COSTAR GROUP, INC. · pacdog_brand_cluster

Aliases (1)

Outbound edges (0)

None recorded.

Inbound edges (1)

The full graph

Every typed relationship touching this entity — 1 edge across 1 category. Grouped by what the connection is; the heaviest few are shown, with a link to the full list.