Organization record
Hidrogenii
joint venture between Olin Corporation and Plug Power, build and operate liquid hydrogen facility
Activity SummaryHidrogenii commissioned a hydrogen liquefaction plant in St. Gabriel, Louisiana, in April 2025. The plant liquefies hydrogen produced by Olin and is designed for up to 15 tons per day.
Rolesjoint venture between Olin Corporation and Plug Power, build and operate liquid hydrogen facility
Hydrogen projects
No linked projects in H2Prism.
Business footprint
Attributesjoint venture / strategic partnership
Products and ServicesProduct: liquid hydrogen; Activity: production; Stated Capacity: up to 15 metric tons per day
Company details
Founded At2022
Legal FormLimited liability company (LLC)
Local NameHidrogenii, LLC
Official NameHidrogenii, LLC
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Public NameHidrogenii
Unit Typejoint venture
Website Domainhidrogenii.com
Hydrogen activity
Dedicationhydrogen-focused joint venture
Technology Referencehydrogen liquefaction
Older recorded values
Attributes"합작"H2Prism earlier record (SRC-C-T3)
ListingAs of 2026-03-31 · Listing status: Not publicly listedH2Prism earlier record (SRC-C-T3)
Products and Servicesliquid hydrogen · As of 2026 · Action: manufacturingH2Prism earlier record (SRC-C-T3)
HeadquartersCity: St. Gabriel, Louisiana; As Of: 2026; Source: Hidrogenii; Country: United States; Judged By: codex-terra-high/org-census-w2-r4-20260817-225514-wave2-M20; Confidence: high; Source Url: https://hidrogenii.com/; Accessed At: 2026-08-17H2Prism earlier record (SRC-C-T3)
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Legal Status"활동"H2Prism earlier record (SRC-C-T3)
Local Name"Hidrogenii, LLC"H2Prism earlier record (SRC-C-T3)
Official Name"Hidrogenii, LLC"H2Prism earlier record (SRC-C-T3)
Registration Jurisdiction"4207 Hwy 75, St Gabriel, LA 70776, USA"H2Prism earlier record (SRC-C-T3)
Website Domain"hidrogenii.com"H2Prism earlier record (SRC-C-T3)
Technology Reference"hydrogen liquefaction; feed hydrogen is produced by Olin"H2Prism earlier record (SRC-C-T3)
RegistrationregisteredSource not linked
Hydrogen rolesHydrogen producer & supplier, Infrastructure, storage & transportSource not linked
Last confirmed2026-08-17Source not linked
Activity evidenceliquid hydrogen · manufacturing · Hidrogenii (as of 2026), 수소 전업 (as of 2026)Source not linked
Country records under review1Source not linked
Relation records under review1Source not linked
Sources & record history
Sources
- Olin Corporation Olin Form 10-Q Exhibit R34: Investments in and Advances to Affiliates Original source · checked 2026-08-28
- Hidrogenii Hidrogenii home Original source · checked 2026-08-28
- Olin Corporation Hidrogenii, an Olin and Plug Joint Venture, Commissions 15 Ton Per Day Hydrogen Liquefaction Plant in Louisiana Original source · checked 2026-10-01
- Olin Corporation via PR Newswire Hidrogenii, an Olin and Plug Joint Venture, Commissions 15 Ton Per Day Hydrogen Liquefaction Plant in Louisiana Original source · checked 2026-08-28
Field sources
| Field | Shown value | Original value | Source | Date basis | Meaning |
|---|---|---|---|---|---|
| Attributes | joint venture / strategic partnership | joint venture / strategic partnership | Olin Form 10-Q Exhibit R34: Investments in and Advances to Affiliates Confidence: reported | Checked 2026-08-28 | Current |
| Products and Services | Product: liquid hydrogen; Activity: production; Stated Capacity: up to 15 metric tons per day | {"product":"liquid hydrogen","activity":"production","stated_capacity":"up to 15 metric tons per day"} | Hidrogenii home Confidence: reported | Checked 2026-08-28 | Current |
| Activity Summary | Hidrogenii commissioned a hydrogen liquefaction plant in St. Gabriel, Louisiana, in April 2025. The plant liquefies hydrogen produced by Olin and is designed for up to 15 tons per day. | Hidrogenii commissioned a hydrogen liquefaction plant in St. Gabriel, Louisiana, in April 2025. The plant liquefies hydrogen produced by Olin and is designed for up to 15 tons per day. | Hidrogenii, an Olin and Plug Joint Venture, Commissions 15 Ton Per Day Hydrogen Liquefaction Plant in Louisiana Confidence: reported | Checked 2026-10-01 | Current |
| Founded At | 2022 | 2022 | Hidrogenii, an Olin and Plug Joint Venture, Commissions 15 Ton Per Day Hydrogen Liquefaction Plant in Louisiana Confidence: reported | Checked 2026-08-28 | Current |
| Legal Form | Limited liability company (LLC) | Limited liability company (LLC) | Olin Form 10-Q Exhibit R34: Investments in and Advances to Affiliates Confidence: reported | Checked 2026-08-28 | Current |
| Local Name | Hidrogenii, LLC | Hidrogenii, LLC | Olin Form 10-Q Exhibit R34: Investments in and Advances to Affiliates Confidence: reported | Checked 2026-08-28 | Current |
| Official Name | Hidrogenii, LLC | Hidrogenii, LLC | Olin Form 10-Q Exhibit R34: Investments in and Advances to Affiliates Confidence: reported | Checked 2026-08-28 | Current |
| Public Name | Hidrogenii | Hidrogenii | Hidrogenii home Confidence: reported | Checked 2026-08-28 | Current |
| Unit Type | joint venture | joint venture | Olin Form 10-Q Exhibit R34: Investments in and Advances to Affiliates Confidence: reported | Checked 2026-08-28 | Current |
| Website Domain | hidrogenii.com | hidrogenii.com | Hidrogenii home Confidence: reported | Checked 2026-08-28 | Current |
| Dedication | hydrogen-focused joint venture | hydrogen-focused joint venture | Hidrogenii home Confidence: reported | Checked 2026-08-28 | Current |
| Roles | joint venture between Olin Corporation and Plug Power, build and operate liquid hydrogen facility | ["joint venture between Olin Corporation and Plug Power","build and operate liquid hydrogen facility"] | Hidrogenii home Confidence: reported | Checked 2026-08-28 | Current |
| Technology Reference | hydrogen liquefaction | ["hydrogen liquefaction"] | Hidrogenii home Confidence: reported | Checked 2026-08-28 | Current |
| Attributes | "합작" | "합작" | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Listing | As of 2026-03-31 · Listing status: Not publicly listed | {"as_of":"2026-03-31","listed":"비상장","source":"Olin 2026 Q1 Form 10-Q","judged_by":"codex-terra-high/org-census-w2-r4-20260817-225514-wave2-M20","confidence":"medium","source_url":"https://www.sec.gov/Archives/edgar/data/74303/000007430326000063/R34.htm","accessed_at":"2026-08-17T22:50:00+09:00"} | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Products and Services | liquid hydrogen · As of 2026 · Action: manufacturing | {"what":"liquid hydrogen","as_of":"2026","action":"제조","source":"Hidrogenii","judged_by":"codex-terra-high/org-census-w2-r4-20260817-225514-wave2-M20","confidence":"high","source_url":"https://hidrogenii.com/","accessed_at":"2026-08-17T22:50:00+09:00"} | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Headquarters | City: St. Gabriel, Louisiana; As Of: 2026; Source: Hidrogenii; Country: United States; Judged By: codex-terra-high/org-census-w2-r4-20260817-225514-wave2-M20; Confidence: high; Source Url: https://hidrogenii.com/; Accessed At: 2026-08-17 | {"city":"St. Gabriel, Louisiana","as_of":"2026","source":"Hidrogenii","country":"United States","judged_by":"codex-terra-high/org-census-w2-r4-20260817-225514-wave2-M20","confidence":"high","source_url":"https://hidrogenii.com/","accessed_at":"2026-08-17T22:50:00+09:00"} | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Legal Status | "활동" | "활동" | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Local Name | "Hidrogenii, LLC" | "Hidrogenii, LLC" | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Official Name | "Hidrogenii, LLC" | "Hidrogenii, LLC" | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Registration Jurisdiction | "4207 Hwy 75, St Gabriel, LA 70776, USA" | "4207 Hwy 75, St Gabriel, LA 70776, USA" | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Website Domain | "hidrogenii.com" | "hidrogenii.com" | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Roles | 수소 생산·공급사 | 수소 생산·공급사 | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Roles | 인프라·저장·운송 | 인프라·저장·운송 | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Technology Reference | "hydrogen liquefaction; feed hydrogen is produced by Olin" | "hydrogen liquefaction; feed hydrogen is produced by Olin" | H2Prism earlier record (SRC-C-T3); H2Prism earlier record (SRC-C-T3) Confidence: unknown | Checked 2026-08-17 | Older value |
| Registration | registered | registered | Source not linked | Older value | |
| Hydrogen roles | Hydrogen producer & supplier, Infrastructure, storage & transport | [{"as_of":"2026","code":"CR-02","evidence":{"confirmed_at":"2026-08-17T22:50:00+09:00","source_code":"C-T3","source_field":"hydrogen.CF-15_roles[0]"},"field":"CF-15","label":"Role in hydrogen","label_ko":"수소 생산·공급사","value":"수소 생산·공급사"},{"as_of":"2025-04-17","code":"CR-08","evidence":{"confirmed_at":"2026-08-17T22:50:00+09:00","source_code":"C-T3","source_field":"hydrogen.CF-15_roles[1]"},"field":"CF-15","label":"Role in hydrogen","label_ko":"인프라·저장·운송","value":"인프라·저장·운송"}] | Source not linked | Older value | |
| Last confirmed | 2026-08-17 | 2026-08-17T22:50:00+09:00 | Source not linked | Older value | |
| Activity evidence | liquid hydrogen · manufacturing · Hidrogenii (as of 2026), 수소 전업 (as of 2026) | [{"as_of":"2026","evidence":{"confirmed_at":"2026-08-17T22:50:00+09:00","source_code":"C-T3","source_field":"hydrogen.CF-17_products[0]"},"field":"CF-17","label":"Products and services","value":"liquid hydrogen · 제조 · Hidrogenii"},{"as_of":"2026","evidence":{"confirmed_at":"2026-08-17T22:50:00+09:00","source_code":"C-T3","source_field":"hydrogen.CF-18_dedication"},"field":"CF-18","label":"Hydrogen dedication","value":"수소 전업"}] | Source not linked | Older value | |
| Country records under review | 1 | 1 | Source not linked | Older value | |
| Relation records under review | 1 | 1 | Source not linked | Older value |
Record history
13 current sourced values · 18 older values
Current sourced valueOlder value, current value not confirmed