Toronto company that designs and manufactures data-centre networking switches, storage and compute hardware and integrated racks, mainly for hyperscale and AI customers. Connectivity & Cloud Solutions was 81% of Q2 2026 revenue; the rest is aerospace, industrial and health-tech manufacturing.
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Toronto company that designs and manufactures data-centre networking switches, storage and compute hardware and integrated racks, mainly for hyperscale and AI customers. Connectivity & Cloud Solutions was 81% of Q2 2026 revenue; the rest is aerospace, industrial and health-tech manufacturing.
Its Q2 2026 10-Q says Celestica is "incorporated in Ontario with its corporate headquarters located in Toronto" and that its shares are listed on the NYSE and the TSX, both under the ticker CLS. sec.gov
Connectivity & Cloud Solutions (communications, plus enterprise servers and storage) earned US$3,810.3M of US$4,698.6M total revenue in Q2 2026, or 81%. Segment revenue was up 84% year on year. sec.gov
The 10-Q says three customers, all in the CCS segment, were each at least 10% of Q2 2026 revenue (32%, 17% and 14%). Its top 10 customers made up 83%. The filing does not name them. sec.gov
Q2 2026 revenue was US$4.70B, up 62% year on year. The company raised its 2026 revenue outlook to US$20.5B. sec.gov
Products Celestica publishes on its own site. Each card links to the page it was taken from.
Networking Switches
64-port 1.6TbE data-centre switches built on Broadcom Tomahawk 6 with up to 102.4 Tbps of switching capacity, for AI back-end networks. Comes as an air-cooled 3RU DS6000 for 19-inch racks or a hybrid-cooled 2OU DS6001 for OCP ORv3 racks.
Learn moreStorage
All-flash NVMe storage controllers (SC6100, SC6110) and dense SAS JBOD expansion enclosures (SD6300, SD6200, SD4100) for enterprise and hyperscale data centres.
Learn moreRack Integration Services
Designs, builds and tests turnkey data-centre racks that combine networking, storage and compute from Celestica or third parties. Includes a Rack Configurator design tool.
Learn morePublicly announced partnerships.
A strategic collaboration on AMD's "Helios" rack-scale AI platform. Celestica does the R&D, design and manufacturing of its scale-up networking switches.
Q2 2026 revenue was US$4.70B, up 62% from Q2 2025. CCS segment revenue was US$3.81B (up 84%), and Hardware Platform Solutions revenue was about US$1.9B (up 58%). The company raised its 2026 revenue outlook to US$20.5B.
Celestica said its DS6000-series 1.6TbE switches, built on Broadcom Tomahawk 6, had moved from development to ready-to-order status for initial customers. They come in an air-cooled 3RU model and a hybrid-cooled 2OU OCP ORv3 model.
Celestica and AMD announced a strategic collaboration on AMD's "Helios" rack-scale AI platform. Celestica will handle the R&D, design and manufacturing of the platform's scale-up networking switches. AMD said Helios would be available to customers in late 2026.
Terms the company uses about its own work.
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