QualTek Services Inc. (Nasdaq: QTEK) is a telecommunications infrastructure services company that completed a business combination in 2021 with Roth CH Acquisition II Co., a blank-check company sponsored by Roth CH Acquisition II Sponsor LLC, an affiliate of Roth Capital Partners and Craig-Hallum Capital Group. The SPAC completed its initial public offering in 2021, targeting the network services and infrastructure sector. QualTek provides fiber, wireless, and utility network construction services to major carriers across the United States. The company subsequently filed for Chapter 11 bankruptcy protection in early 2023 and underwent restructuring. Sign up at SpacDesk for full filing histories, sponsor profiles, and deal timelines on QTEK and hundreds of other SPAC transactions.