Business servicesBlackstone to acquire electrical testing firm Shermco from Gryphon for $1.6bnGryphon made its initial investment in Shermco in June 2018.ByIris Dorbian21 August 2025•1 min readJavaScript is required to read this article. Please enable it in your browser and reload the page.DealsNorth AmericaUSBusiness servicesBriefs