{"schema":"rootz.ai/sec-company/v1","layer":1,"cik":"0001955520","name":"Knife River Corp","summary":"Knife River Corporation is an aggregates-based construction materials and contracting services provider operating across 14 U.S. states. The company mines and processes aggregates (crushed stone, sand and gravel), produces and sells ready-mix concrete and asphalt, supplies liquid asphalt through its Energy Services segment, and provides contracting services including asphalt paving, heavy-civil construction, concrete construction, and site development. It operates 208 active aggregate sites, 135 ready-mix plants, 55 asphalt plants, and 9 liquid asphalt terminals with 1.3 billion tons of aggregate reserves.","people":[],"products":[{"name":"Aggregates","type":"hardware","description":"Crushed stone and sand and gravel mined and processed for construction applications and as inputs for concrete and asphalt."},{"name":"Ready-Mix Concrete","type":"hardware","description":"Custom-batched mixture of aggregates, cement and water delivered to job sites or used for prefabricated building solutions."},{"name":"Asphalt","type":"hardware","description":"Combination of approximately 95% aggregates and 5% liquid asphalt used in road construction and maintenance."},{"name":"Liquid Asphalt","type":"hardware","description":"Binding agent for asphalt mix; Energy Services segment supplies polymer modified asphalt and emulsions from terminals in seven states."},{"name":"Contracting Services","type":"service","description":"Asphalt paving, heavy-civil construction, concrete construction, site development, grading, and bridge construction primarily for public-sector customers."},{"name":"Prestressed Concrete Products","type":"hardware","description":"Manufactured prestressed concrete products offered in select segments as part of vertically integrated operations."}],"partnerships":[],"affiliations":[],"origin":{"leaf":"a5e9c3de90b05bdd32b334611884cfd7326295a3b08e2fb8625cd8b8f60c344c","formula":"v2: sha256( sha256(content) || parent || source_accession )","content_sha256":"853ff8e7911595a9bd06fb4442d394f6a9b63a20b9ccc26b92619580f49e23ab","parent":"76340444a0f0f2909c4ecb5fd5428722918e3ef2d24a37fdd62193b0377bd780","source":"0001955520-26-000003","chain":"sec.gov/EDGAR (retrieved over TLS, accession recorded) > origin.rootz.global extraction > this response","registry":"origin.rootz.global","verify":"Recompute it: sha256(sha256(<this response body minus the origin block>) || parent || source_accession). 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