{"schema_version":"alpha-governance-record-v2","alpha_id":"alpha:company:1343607b-e980-45f6-8547-0947be976995","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce","ontology_version":"alpha-governance-ontology-v1","as_of":"2026-10-16T11:38:43.10923+00:00","published_at":"2026-10-16T04:45:29.143592+00:00","section":"events","data":{"state":"PUBLISHED","derivation_version":"alpha-governance-event-derivation-v2","events":[{"event_id":"alpha:event:transition:1aqpxe618dk6x0","event_type":"DIRECTOR_APPOINTED","effective_at":"2025-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:george-r-oliver","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:15"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"George R. Oliver seat on NVR, Inc., effective 2025-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:11ouvycvuinme","event_type":"DIRECTOR_APPOINTED","effective_at":"2025-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:michael-j-devito","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:17"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Michael J. DeVito seat on NVR, Inc., effective 2025-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1ssh422sdyl6","event_type":"DIRECTOR_APPOINTED","effective_at":"2022-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:paul-c-saville","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:10"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Paul C. Saville seat on NVR, Inc., effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:yyky86nqbmaa","event_type":"BOARD_CHAIR_CHANGED","effective_at":"2022-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:paul-c-saville","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:10"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Paul C. Saville chairs board NVR, Inc., effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:8k2nkml2oeqk","event_type":"DIRECTOR_APPOINTED","effective_at":"2020-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:sallie-b-bailey","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:18"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Sallie B. Bailey seat on NVR, Inc., effective 2020-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:utuoa67v5qbu","event_type":"DIRECTOR_APPOINTED","effective_at":"2018-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:alexandra-a-jung","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:11"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Alexandra A. 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Jung member of Audit, effective 2018-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1ulb8e01sfjkng","event_type":"DIRECTOR_APPOINTED","effective_at":"2016-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:susan-williamson-ross","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:19"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Susan Williamson Ross seat on NVR, Inc., effective 2016-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1fvaukm106psq8","event_type":"COMMITTEE_CREATED","effective_at":"2016-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:committee:nvr-inc:compensation-chair-nominating","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:19"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Compensation · Chair; Nominating committee of NVR, Inc., effective 2016-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:12vt07510lo9tt","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2016-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:susan-williamson-ross","alpha:committee:nvr-inc:compensation-chair-nominating"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:19"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Susan Williamson Ross member of Compensation · Chair; Nominating, effective 2016-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1pggxil1z0zp4r","event_type":"DIRECTOR_APPOINTED","effective_at":"2012-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:mel-martinez","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:16"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Mel Martinez seat on NVR, Inc., effective 2012-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1yvk6xkw9tbsw","event_type":"DIRECTOR_APPOINTED","effective_at":"2008-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:alfred-e-festa","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:12"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Alfred E. Festa seat on NVR, Inc., effective 2008-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:o5ejgh1m9es7d","event_type":"DIRECTOR_APPOINTED","effective_at":"2008-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:c-e-andrews","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"C. E. Andrews seat on NVR, Inc., effective 2008-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:13bflthkmjv8x","event_type":"DIRECTOR_APPOINTED","effective_at":"2008-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:w-grady-rosier","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:20"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"W. Grady Rosier seat on NVR, Inc., effective 2008-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1per08l9b5qm1","event_type":"COMMITTEE_CREATED","effective_at":"2008-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:committee:nvr-inc:audit-chair-executive","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Audit · Chair; Executive committee of NVR, Inc., effective 2008-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:11s7h7r1f7xso3","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2008-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:c-e-andrews","alpha:committee:nvr-inc:audit-chair-executive"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"C. 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Andrews member of Audit · Chair; Executive, effective 2008-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:fkcusyytruqc","event_type":"COMMITTEE_CREATED","effective_at":"2008-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:committee:nvr-inc:audit-nominating-chair-executive","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:12"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Audit; Nominating · Chair; Executive committee of NVR, Inc., effective 2008-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1b76tzh1qq54h5","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2008-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:alfred-e-festa","alpha:committee:nvr-inc:audit-nominating-chair-executive"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:12"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"Alfred E. 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Grady Rosier member of Compensation; Executive, effective 2008-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:b3g98uin3wa6","event_type":"DIRECTOR_APPOINTED","effective_at":"1993-01-01","detected_at":"2026-10-16T04:45:29.143592+00:00","subject_ids":["alpha:person:david-a-preiser","alpha:company:1343607b-e980-45f6-8547-0947be976995"],"caused_claim_ids":["alpha:claim:company:1343607b-e980-45f6-8547-0947be976995:leadership_role:14"],"evidence_ids":["alpha:projection-evidence:document:7ca989c1ca6d41a54e44b352a3c8efc5691eea3fab24be43b850878ce24e6642"],"summary":"David A. 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