Key Takeaways CLS revenues rose 20% YoY in Q1 2025, led by strong traction in Connectivity Celestica, Inc. (CLS) reported a substantial 20% top-line improvement year over year to $2.64 billion in the first quarter of 2025. The company witnessed solid growth in Connectivity & Cloud Solutions segment (“CCS”), driven by healthy demand in the Communications end market. Revenues from High Performance Solutions (“HPS”) product lines were up 99% year over year, backed by strong sales of 400G switches and growing t ...