Celestica(NYSE) CLS

Celestica helps big tech companies build and manage the complicated hardware used in massive data centers. It designs and makes parts for artificial intelligence, airplanes, and medical tools. These services help businesses get complex electronics to market faster and more reliably.

What Celestica Makes

• Connectivity and Cloud Solutions: Networking switches, servers, and storage systems used by data centers and cloud providers; accounted for 74% of revenue in 2025.
• Advanced Technology Solutions: Specialized parts for aerospace, defense, healthcare, and industrial equipment; represented 26% of revenue in 2025.
• Hardware Platform Solutions: Customized technology designs and software that companies can use as-is or change for their own specific needs.
• Supply Chain Services: Global sourcing, testing, and repair services that keep electronics working throughout their entire lifespan.

A History of Growth

• Completed an initial public offering in 1998 after starting as a manufacturing unit for IBM.
• Became fully independent in 2023 when Onex Corporation sold its remaining controlling shares.
• Shifted focus toward high-margin cloud services, with Hardware Platform Solutions revenue growing 81% during 2025.
• Invested in a global network of design centers across North America, Asia, and Europe to support localized production.

What Makes the Company Stand Out

Celestica uses a specialized operating system to ensure its factories around the world follow the exact same high-quality standards. The company also builds its own intellectual property for data centers, which lets it act as both a designer and a manufacturer for its partners.

The Scorecard

• Revenue reached $3.7 billion in Q4 2025, an increase of 45.8% compared to Q4 2024.
• Net income rose to $271.6 million in Q4 2025, up 101.2% year-over-year.
• Free cash flow grew to $158.5 million in Q4 2025, a 480.4% increase from the previous year.
• Operating income hit $325.7 million in Q4 2025, up 67% from $195 million in Q4 2024.
• The company employed 29,591 people globally as of December 31, 2025, to meet rising customer demand.

The Bottom Line

Celestica has transformed from a traditional parts maker into a high-tech partner for the world's largest cloud and artificial intelligence companies. Its move into specialized design and engineering has significantly improved its financial performance and market value.