{"id":"8c8a9f0b-110b-4d16-aad1-20798e85da1b","name":"Tier IV","slug":"tier-iv","description":"TIER IV is a Japanese deep-tech company and the primary commercial force behind [Autoware](/models/autoware), the world's first open-source software stack for autonomous driving. Founded in December 2015 by Shinpei Kato, the company builds scalable platforms and delivers end-to-end solutions spanning software development, vehicle manufacturing, and service operations for Level 4 autonomous mobility. TIER IV has deployed autonomous buses, taxis, and trucks across Japan and internationally, and is a founding member of the Autoware Foundation. Strategic investors include [Yamaha Motor](/companies/yamaha-motor), [Sony](/companies/sony), KDDI, and SOMPO Holdings. Products include Pilot.Auto, Web.Auto, and an automotive-grade autonomous driving kit (ADK).","status":null,"founded":2015,"hq":"Tokyo, Japan","hqLat":null,"hqLng":null,"hqGeocodedAt":null,"hqAddress":null,"hqPrecision":null,"website":"https://tier4.jp","fundingTotal":null,"type":"brain","reviewStatus":"reviewed","lifecycleState":"active","supersededByCompanyId":null,"sources":[],"keyFacts":[{"label":"CEO","value":"Shinpei Kato"},{"label":"Founded","value":"December 2015"},{"label":"IPO","value":"July 22, 2026 — Tokyo Stock Exchange Growth Market (ticker 593A)"},{"label":"Total funding","value":"$243M pre-IPO (Series A + Series B)"},{"label":"Capital","value":"¥8.8 billion"},{"label":"Employees","value":"404 (as of May 31, 2026)"},{"label":"Key investors","value":"Yamaha Motor, Sony, KDDI, SOMPO Holdings, Isuzu Motors, Toyota"}],"aliases":[],"collisionRisk":"low","reviewNote":null,"atsProvider":null,"atsSlug":null,"factoryLocations":null,"manufacturingCapacity":null,"orgType":null,"burnSignal":null,"litigationEvents":null,"insurancePostureDisclosed":null,"unitEconomicsDisclosed":null,"tickerSymbol":"593A","stockExchange":"Tokyo Stock Exchange Growth Market","secCik":null,"revenueUsd":null,"revenueBasis":null,"revenueAsOf":null,"employeeCount":404,"employeeCountBasis":null,"employeeCountAsOf":null,"marketCapUsd":null,"marketCapAsOf":null,"marketCapSource":null,"createdAt":"2026-08-09T14:35:57.821Z","updatedAt":"2026-08-09T19:05:31.117Z","jsonLd":{"@context":"https://schema.org","@type":"Organization","@id":"https://registry.deploy.report/companies/tier-iv","url":"https://registry.deploy.report/companies/tier-iv","name":"Tier IV","description":"TIER IV is a Japanese deep-tech company and the primary commercial force behind [Autoware](/models/autoware), the world's first open-source software stack for autonomous driving. Founded in December 2015 by Shinpei Kato, the company builds scalable platforms and delivers end-to-end solutions spanning software development, vehicle manufacturing, and service operations for Level 4 autonomous mobility. TIER IV has deployed autonomous buses, taxis, and trucks across Japan and internationally, and is a founding member of the Autoware Foundation. Strategic investors include [Yamaha Motor](/companies/yamaha-motor), [Sony](/companies/sony), KDDI, and SOMPO Holdings. Products include Pilot.Auto, Web.Auto, and an automotive-grade autonomous driving kit (ADK).","identifier":"8c8a9f0b-110b-4d16-aad1-20798e85da1b","foundingDate":"2015","address":"Tokyo, Japan","publisher":{"@id":"https://deploy.report/#organization"}},"framework_metadata":{"framework_schema_version":"0.1.0","verification_status":"claimed-not-verified","maturity_stage":null,"lifecycle_state":null,"architectural_position":{"cohort":null,"sub_cohorts":[]},"within_cohort_verified_vs_claimed_pair":null,"cap_flags":[],"verification_depth":{"sources_count":0,"primary_source_types":[]}}}