How Sales Growth Teams Use Multi-Sector Holdings Data

A subsidiary name on the account rarely matches the signing entity, so reps walk the hierarchy before quoting. GLEIF API - Legal Entity and Ownership Data publishes roughly 485 thousand Level 2 relationship records linking direct and ultimate parents, searchable without an integration key through a JSON:API v1.0 service that mirrors about 3.41 million LEI records. Two limits shape the play: it is current-state only, with no historical time series, and coverage stops at LEI-registered entities, so unregistered subsidiaries still need a registry lookup through OpenCorporates or the national register behind them. Neither caveat touches the price - the whole service runs under commercial delivery terms and stays free for commercial prospecting use, which is why it slots second in the workflow after basic enrichment.

Territory planning needs a starting universe and a sizing number. Wikipedia List of Conglomerates supplies the universe: roughly 1,099 bullet entries organized across 92 country subsections, pullable through the MediaWiki API under commercial delivery terms-SA. Treat inclusion as editorial - the page itself carries a citations-needed banner - then firm each entry up with GLEIF identifiers or OpenCorporates registry records before it touches the CRM. For sizing conversations with utility-linked holding groups, EIA Electricity Data Browser serves monthly net generation, retail sales and price series through May 2026 across up to 62 geographies, 12-13 sectors and 24 fuel types, backed by a 13,407-plant inventory. CBECS 2018 microdata adds 6,436 commercial buildings across 1,249 columns for retrofit-sized pitches, RECS 2020 contributes about 18,500 household records across 799 columns where a group touches residential programs, and the Data.gov utilities query surfaces 683 catalog records inside a 552,271-record federal index refreshed daily.