RAILROAD INVESTIGATION PROJECT GROUP

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.

• RAILROAD AVENUE DISPOSAL, LLCcorporation · head-token 0.85
• Railroad Controls Construction, Inc.corporation · head-token 0.85
• Railroad Crossing Healthcare, Inc.corporation · head-token 0.85
• Railroad Friction Products Corporationcorporation · head-token 0.85
• RAILROAD RETIREMENT ASSOCIATION POLITICAL ACTION COMMITTEE (RRA-PAC)pac · head-token 0.85
• RAILROAD TECHNOLOGY AND SERVICES LIMITED LIABILITY COMPANYcontractor · head-token 0.85
• Railroad Days Inc Durand Michigannonprofit · head-token 0.85
• Railroad Days Inc Durand Michigannonprofit · head-token 0.85
• Railroad District Business Associationnonprofit · head-token 0.85
• Railroad Model Club Of Atlanta Incnonprofit · head-token 0.85
• Railroad Model Club Of Atlanta Incnonprofit · head-token 0.85
• Railroad Pager Association Incnonprofit · head-token 0.85
• Railroad Pager Association Incnonprofit · head-token 0.85
• Railroad Passenger Car Alliance Incnonprofit · head-token 0.85
• Railroad Passenger Car Alliance Incnonprofit · head-token 0.85
• Railroad Support Servicesnonprofit · head-token 0.85
• RAILROAD RETIREMENT BOARD OFFICE OF THE INSPECTOR GENERALfederal_agency · head-token 0.85
• Railroad Retirement Boardfederal_agency · head-token 0.85
• SPECIAL INVESTIGATION GROUP LLCvendor · trigram 0.41

Filings where this org hired a lobbying firm. Income + expenses come from the LDA disclosure.