{"id":"3bc58250-11b8-406e-b31b-7a046140a97d","slug":"quantinuum-quantum-hq-broomfield","name":"Quantinuum Global Headquarters Broomfield","aliases":["Quantinuum Broomfield HQ","Quantinuum Colorado Lab","303 South Technology Court"],"locationId":"dbcb0e79-0955-467d-ac38-2864584d588c","lat":39.9205,"lng":-105.0866,"landStatus":"owned","lifecycleState":"energized","powerSourceMix":"grid","interconnectionQueueStatus":null,"interconnectionQueueId":null,"expectedEnergizationDate":null,"dedicatedSubstation":null,"gridOperator":"other","waterSourceNotes":"Trapped-ion QCCD systems use ultra-high vacuum chambers with laser cooling of 137Ba+ ions rather than dilution-refrigerator or water-based cooling; no significant process water use disclosed.","servingUtility":"Xcel Energy","acreage":null,"totalBuildingSqft":null,"streetAddress":"Broomfield, Colorado, USA","notes":"Quantinuum's global headquarters and largest operating site, at 303 South Technology Court in Broomfield, Colorado, houses hardware R&D, systems integration, and manufacturing for its H-Series and Helios trapped-ion quantum computers. The 98-qubit Helios system, built on a 2D surface-electrode QCCD architecture using 137Ba+ hyperfine qubits, was validated with Sandia National Laboratories and published in Nature in 2026, reporting 99.921% two-qubit gate fidelity. The site was expanded in 2023 with a new optics and electromechanical engineering lab more than twice the size of the prior footprint, supporting a workforce of 500+ (370+ scientists and engineers) company-wide. Formed in 2021 from the merger of Honeywell Quantum Solutions and Cambridge Quantum, Quantinuum listed on Nasdaq as QNT on June 4, 2026, raising $1.68B in an upsized IPO.","keyFacts":[{"label":"Significance","value":"World's largest integrated quantum computing company"},{"label":"Flagship system","value":"Helios 98-qubit trapped-ion quantum computer"},{"label":"Ticker","value":"Nasdaq: QNT"},{"label":"Oracle deal","value":"Helios deployed in OCI AI data center (first US commercial DC, Aug 2026)"},{"label":"Global facilities","value":"US, UK, Germany, Japan, Qatar, Singapore"},{"label":"Founded","value":"December 2021 (Honeywell Quantum Solutions + Cambridge Quantum merger)"},{"label":"Predecessor","value":"Honeywell Quantum Solutions (founded 2014)"},{"label":"CEO","value":"Rajeeb (Raj) Hazra"},{"label":"Flagship system detail","value":"98-qubit Helios trapped-ion QCCD (137Ba+ hyperfine qubits) with 99.921% two-qubit gate fidelity"},{"label":"Prior generations","value":"H1 32-qubit (2023) and H2 56-qubit (2025) trapped-ion systems built here"},{"label":"Peer review","value":"Helios benchmarks published in Nature (2026), co-validated with Sandia National Laboratories"},{"label":"Employees","value":"500+ company-wide including 370+ scientists and engineers; Broomfield is largest operating site"},{"label":"Lab expansion","value":"New optics and electromechanical engineering lab unveiled June 2023, more than 2x prior footprint"},{"label":"IPO","value":"Nasdaq: QNT listed June 4, 2026 at $60/share, raised $1.68B in upsized IPO"},{"label":"Site role","value":"Hardware R&D, systems integration, and manufacturing hub for H-Series and Helios quantum computers"}],"reviewStatus":"reviewed","sources":[{"url":"https://www.quantinuum.com/press-releases/quantinuum-announces-plans-to-build-a-new-quantum-r-d-center-in-new-mexico-anchoring-the-states-quantum-technology-revolution","name":"Quantinuum","title":"Quantinuum Announces Plans to Build a New Quantum R&D Center in New Mexico"},{"url":"https://www.bizjournals.com/denver/news/2026/08/13/broomfield-tech-company-inks-deal-with-oracle.html","name":"Denver Business Journal","title":"Quantinuum stock soars 30% after landing Oracle deal"},{"url":"https://www.quantinuum.com/press-releases/quantinuum-names-rajeeb-raj-hazra-chief-executive-officer","name":"Quantinuum","title":"Quantinuum Names Rajeeb (Raj) Hazra CEO"},{"url":"https://www.quantinuum.com/blog/quantinuum-announces-its-new-laboratory-space-in-broomfield","title":"Quantinuum announces its new laboratory space in Broomfield","sourceName":"Quantinuum"},{"url":"https://www.nature.com/articles/s41586-026-10676-4","title":"A 98-qubit trapped-ion quantum computer with all-to-all connectivity","sourceName":"Nature"},{"url":"https://arxiv.org/abs/2511.05465","title":"Helios: A 98-qubit trapped-ion quantum computer","sourceName":"arXiv"},{"url":"https://quantumcomputingreport.com/sandia-national-laboratories-and-quantinuum-validate-98-qubit-helios-trapped-ion-framework/","title":"Sandia National Laboratories and Quantinuum Validate 98-Qubit Helios Trapped-Ion Framework","sourceName":"Quantum Computing Report"},{"url":"https://www.quantinuum.com/press-releases/quantinuum-announces-closing-of-upsized-initial-public-offering","title":"Quantinuum Announces Closing of Upsized Initial Public Offering","sourceName":"Quantinuum"},{"url":"https://www.jeffcobdb.com/2026/07/22/quantinuum-expands-leadership-team-from-its-broomfield-base/","title":"Quantinuum expands leadership team from its Broomfield base","sourceName":"Jefferson County Business & Development"},{"url":"https://en.wikipedia.org/wiki/Quantinuum","title":"Quantinuum","sourceName":"Wikipedia"}],"reviewNote":null,"createdAt":"2026-08-25T16:52:21.400Z","updatedAt":"2026-08-25T23:41:15.405Z","location":{"id":"dbcb0e79-0955-467d-ac38-2864584d588c","name":"Broomfield, Colorado, USA","slug":"broomfield-colorado-usa","kind":"city","parentLocationId":null,"region":null,"lat":39.9205,"lng":-105.0866,"reviewStatus":"unreviewed","aliases":[],"collisionRisk":"high","reviewNote":null,"createdAt":"2026-08-25T16:52:21.009Z","updatedAt":"2026-08-25T16:52:21.009Z"},"parties":[{"id":"ada503f8-7178-48b9-893f-7b939da342a9","dataCenterId":"3bc58250-11b8-406e-b31b-7a046140a97d","companyId":"0c8d4e8e-7938-48d5-8d69-c68c4a229c83","externalName":null,"role":"operator","structureNotes":null,"createdAt":"2026-08-25T16:52:21.883Z","company":{"id":"0c8d4e8e-7938-48d5-8d69-c68c4a229c83","name":"Quantinuum","slug":"quantinuum"}}],"capacityClaims":[],"financialClaims":[],"metricClaims":[],"powerProjects":[],"facilities":[],"incidents":[],"events":[],"capacity_picture":{"announced_gw":null,"contracted_gw":null,"under_construction_gw":null,"energized_gw":null,"announced_minus_energized_gw":null,"by_series":{"announced":null,"contracted":null,"under_construction":null,"energized":null}},"jsonLd":{"@context":"https://schema.org","@type":"Place","name":"Quantinuum Global Headquarters Broomfield","url":"https://registry.deploy.report/datacenters/quantinuum-quantum-hq-broomfield","geo":{"@type":"GeoCoordinates","latitude":39.9205,"longitude":-105.0866},"address":{"@type":"PostalAddress","addressLocality":"Broomfield, Colorado, USA"}}}