Segment disclosures

Company overview

Centuri Holdings, Inc.

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

16 dimension combinations 142 retained observations 16 reported periods

Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.

Operating Segments · Canadian Gas Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ctri:CanadianGasSegmentMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-12-29197872000 USD20250226Open filing evidence
2024-07-01 – 2024-09-2950354000 USD20241106Open filing evidence
2024-01-01 – 2024-09-29125992000 USD20241106Open filing evidence
2023-01-02 – 2023-12-31234794000 USD20250226Open filing evidence
2023-07-03 – 2023-10-0154590000 USD20241106Open filing evidence
2023-01-02 – 2023-10-01141977000 USD20241106Open filing evidence
2022-01-03 – 2023-01-01319935000 USD20250226Open filing evidence

Operating Segments · Canadian Operations Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ctri:CanadianOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-03-30 – 2026-06-2881438000 USD20260804Open filing evidence
2025-12-29 – 2026-06-28141466000 USD20260804Open filing evidence
2025-12-29 – 2026-03-2960028000 USD20260506Open filing evidence
2024-12-30 – 2025-12-28246908000 USD20260226Open filing evidence
2025-03-31 – 2025-06-2955111000 USD20260804Open filing evidence
2024-12-30 – 2025-06-2994895000 USD20260804Open filing evidence
2024-12-30 – 2025-03-3039784000 USD20260506Open filing evidence
2024-01-01 – 2024-12-29197872000 USD20260226Open filing evidence
2023-01-02 – 2023-12-31234794000 USD20260226Open filing evidence

Operating Segments · Non Union Electric Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ctri:NonUnionElectricSegmentMember
PeriodValueUnitFiledEvidence
2026-03-30 – 2026-06-28166861000 USD20260804Open filing evidence
2025-12-29 – 2026-06-28341439000 USD20260804Open filing evidence
2025-12-29 – 2026-03-29174578000 USD20260506Open filing evidence
2024-12-30 – 2025-12-28599387000 USD20260226Open filing evidence
2025-03-31 – 2025-06-29149868000 USD20260804Open filing evidence
2024-12-30 – 2025-06-29287003000 USD20260804Open filing evidence
2024-12-30 – 2025-03-30137135000 USD20260506Open filing evidence
2024-01-01 – 2024-12-29485265000 USD20260226Open filing evidence
2024-07-01 – 2024-09-29128844000 USD20241106Open filing evidence
2024-01-01 – 2024-09-29345971000 USD20241106Open filing evidence
2023-01-02 – 2023-12-31473939000 USD20260226Open filing evidence
2023-07-03 – 2023-10-01110715000 USD20241106Open filing evidence
2023-01-02 – 2023-10-01380882000 USD20241106Open filing evidence
2022-01-03 – 2023-01-01458114000 USD20250226Open filing evidence

Operating Segments · U.S.Gas Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ctri:U.S.GasSegmentMember
PeriodValueUnitFiledEvidence
2026-03-30 – 2026-06-28489520000 USD20260804Open filing evidence
2025-12-29 – 2026-06-28774019000 USD20260804Open filing evidence
2025-12-29 – 2026-03-29284499000 USD20260506Open filing evidence
2024-12-30 – 2025-12-281328145000 USD20260226Open filing evidence
2025-03-31 – 2025-06-29336834000 USD20260804Open filing evidence
2024-12-30 – 2025-06-29534528000 USD20260804Open filing evidence
2024-12-30 – 2025-03-30197694000 USD20260506Open filing evidence
2024-01-01 – 2024-12-291260579000 USD20260226Open filing evidence
2024-07-01 – 2024-09-29366070000 USD20241106Open filing evidence
2024-01-01 – 2024-09-29933334000 USD20241106Open filing evidence
2024-01-01 – 2024-03-31226578000 USD20240508Open filing evidence
2023-01-02 – 2023-12-311357449000 USD20260226Open filing evidence
2023-07-03 – 2023-10-01395745000 USD20241106Open filing evidence
2023-01-02 – 2023-10-011046964000 USD20241106Open filing evidence
2023-01-01 – 2023-04-02259337000 USD20240508Open filing evidence
2022-01-03 – 2023-01-011345042000 USD20250226Open filing evidence

Operating Segments · Union Electric Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ctri:UnionElectricSegmentMember
PeriodValueUnitFiledEvidence
2026-03-30 – 2026-06-28224167000 USD20260804Open filing evidence
2025-12-29 – 2026-06-28428236000 USD20260804Open filing evidence
2025-12-29 – 2026-03-29204069000 USD20260506Open filing evidence
2024-12-30 – 2025-12-28808341000 USD20260226Open filing evidence
2025-03-31 – 2025-06-29182239000 USD20260804Open filing evidence
2024-12-30 – 2025-06-29357707000 USD20260804Open filing evidence
2024-12-30 – 2025-03-30175468000 USD20260506Open filing evidence
2024-01-01 – 2024-12-29693513000 USD20260226Open filing evidence
2024-07-01 – 2024-09-29171666000 USD20241106Open filing evidence
2024-01-01 – 2024-09-29499728000 USD20241106Open filing evidence
2023-01-02 – 2023-12-31833094000 USD20260226Open filing evidence
2023-07-03 – 2023-10-01204135000 USD20241106Open filing evidence
2023-01-02 – 2023-10-01628029000 USD20241106Open filing evidence
2022-01-03 – 2023-01-01637236000 USD20250226Open filing evidence

Canadian Gas Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:CanadianGasSegmentMember
PeriodValueUnitFiledEvidence
2025-06-30 – 2025-09-2874153000 USD20251105Open filing evidence
2024-12-30 – 2025-09-28169048000 USD20251105Open filing evidence
2025-03-31 – 2025-06-2955111000 USD20250806Open filing evidence
2024-12-30 – 2025-06-2994895000 USD20250806Open filing evidence
2024-12-30 – 2025-03-3039784000 USD20250512Open filing evidence
2024-07-01 – 2024-09-2953473000 USD20251105Open filing evidence
2024-01-01 – 2024-09-29141118000 USD20251105Open filing evidence
2024-04-01 – 2024-06-3046666000 USD20250806Open filing evidence
2024-01-01 – 2024-06-3087645000 USD20250806Open filing evidence
2024-01-01 – 2024-03-3140979000 USD20250512Open filing evidence

Canadian Gas Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:CanadianGasSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3040990000 USD20240806Open filing evidence
2024-01-01 – 2024-06-3075638000 USD20240806Open filing evidence
2024-01-01 – 2024-03-3134648000 USD20240508Open filing evidence
2023-04-03 – 2023-07-0248084000 USD20240806Open filing evidence
2023-01-02 – 2023-07-0287387000 USD20240806Open filing evidence
2023-01-01 – 2023-04-0239303000 USD20240508Open filing evidence

Canadian Operations Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:CanadianOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-06-29 – 2026-09-2798498000 USD20261105Open filing evidence
2025-12-29 – 2026-09-27239964000 USD20261105Open filing evidence
2025-06-30 – 2025-09-2874153000 USD20261105Open filing evidence
2024-12-30 – 2025-09-28169048000 USD20261105Open filing evidence

Non Union Electric Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:NonUnionElectricSegmentMember
PeriodValueUnitFiledEvidence
2025-06-30 – 2025-09-28148985000 USD20251105Open filing evidence
2024-12-30 – 2025-09-28435988000 USD20251105Open filing evidence
2025-03-31 – 2025-06-29149868000 USD20250806Open filing evidence
2024-12-30 – 2025-06-29287003000 USD20250806Open filing evidence
2024-12-30 – 2025-03-30137135000 USD20250512Open filing evidence
2024-07-01 – 2024-09-29128844000 USD20251105Open filing evidence
2024-01-01 – 2024-09-29345971000 USD20251105Open filing evidence
2024-04-01 – 2024-06-30120512000 USD20250806Open filing evidence
2024-01-01 – 2024-06-30217127000 USD20250806Open filing evidence
2024-01-01 – 2024-03-3196615000 USD20250512Open filing evidence

Non Union Electric Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:NonUnionElectricSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-06-29 – 2026-09-27175372000 USD20261105Open filing evidence
2025-12-29 – 2026-09-27516811000 USD20261105Open filing evidence
2025-06-30 – 2025-09-28148985000 USD20261105Open filing evidence
2024-12-30 – 2025-09-28435988000 USD20261105Open filing evidence
2024-04-01 – 2024-06-30120512000 USD20240806Open filing evidence
2024-01-01 – 2024-06-30217127000 USD20240806Open filing evidence
2024-01-01 – 2024-03-3196615000 USD20240508Open filing evidence
2023-04-03 – 2023-07-02133561000 USD20240806Open filing evidence
2023-01-02 – 2023-07-02270167000 USD20240806Open filing evidence
2023-01-01 – 2023-04-02136606000 USD20240508Open filing evidence

U.S.Gas Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:U.S.GasSegmentMember
PeriodValueUnitFiledEvidence
2025-06-30 – 2025-09-28412407000 USD20251105Open filing evidence
2024-12-30 – 2025-09-28946935000 USD20251105Open filing evidence
2025-03-31 – 2025-06-29336834000 USD20250806Open filing evidence
2024-12-30 – 2025-06-29534528000 USD20250806Open filing evidence
2024-12-30 – 2025-03-30197694000 USD20250512Open filing evidence
2024-07-01 – 2024-09-29366070000 USD20251105Open filing evidence
2024-01-01 – 2024-09-29933334000 USD20251105Open filing evidence
2024-04-01 – 2024-06-30340686000 USD20250806Open filing evidence
2024-01-01 – 2024-06-30567264000 USD20250806Open filing evidence
2024-01-01 – 2024-03-31226578000 USD20250512Open filing evidence

U.S.Gas Segment · Intersegment Elimination

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:U.S.GasSegmentMember;srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember
PeriodValueUnitFiledEvidence
2026-06-29 – 2026-09-27-11700000 USD20261105Open filing evidence
2025-12-29 – 2026-09-27-11700000 USD20261105Open filing evidence

U.S.Gas Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:U.S.GasSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-06-29 – 2026-09-27576046000 USD20261105Open filing evidence
2025-12-29 – 2026-09-271350065000 USD20261105Open filing evidence
2025-06-30 – 2025-09-28412407000 USD20261105Open filing evidence
2024-12-30 – 2025-09-28946935000 USD20261105Open filing evidence
2024-04-01 – 2024-06-30340686000 USD20240806Open filing evidence
2024-01-01 – 2024-06-30567264000 USD20240806Open filing evidence
2023-04-03 – 2023-07-02391882000 USD20240806Open filing evidence
2023-01-02 – 2023-07-02651219000 USD20240806Open filing evidence

Union Electric Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:UnionElectricSegmentMember
PeriodValueUnitFiledEvidence
2025-06-30 – 2025-09-28214499000 USD20251105Open filing evidence
2024-12-30 – 2025-09-28572206000 USD20251105Open filing evidence
2025-03-31 – 2025-06-29182239000 USD20250806Open filing evidence
2024-12-30 – 2025-06-29357707000 USD20250806Open filing evidence
2024-12-30 – 2025-03-30175468000 USD20250512Open filing evidence
2024-07-01 – 2024-09-29171666000 USD20251105Open filing evidence
2024-01-01 – 2024-09-29499728000 USD20251105Open filing evidence
2024-04-01 – 2024-06-30164211000 USD20250806Open filing evidence
2024-01-01 – 2024-06-30328062000 USD20250806Open filing evidence
2024-01-01 – 2024-03-31163851000 USD20250512Open filing evidence

Union Electric Segment · Intersegment Elimination

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:UnionElectricSegmentMember;srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember
PeriodValueUnitFiledEvidence
2026-06-29 – 2026-09-27-200000 USD20261105Open filing evidence
2025-12-29 – 2026-09-27-200000 USD20261105Open filing evidence

Union Electric Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ctri:UnionElectricSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-06-29 – 2026-09-27354001000 USD20261105Open filing evidence
2025-12-29 – 2026-09-27782237000 USD20261105Open filing evidence
2025-06-30 – 2025-09-28214499000 USD20261105Open filing evidence
2024-12-30 – 2025-09-28572206000 USD20261105Open filing evidence
2024-04-01 – 2024-06-30164211000 USD20240806Open filing evidence
2024-01-01 – 2024-06-30328062000 USD20240806Open filing evidence
2024-01-01 – 2024-03-31163851000 USD20240508Open filing evidence
2023-04-03 – 2023-07-02218225000 USD20240806Open filing evidence
2023-01-02 – 2023-07-02423894000 USD20240806Open filing evidence
2023-01-01 – 2023-04-02205669000 USD20240508Open filing evidence