Voyager Interests, a private equity firm, completed the acquisition of Aegion Coating Services, a field joint coating service provider for pipelines globally company, from Aegion, a provider of infrastructure maintenance, rehabilitation and technology-enabled water solutions. Financial terms were not disclosed. “This partnership with Voyager presents an exciting new chapter for ACS, where we have access to capital and a growth mindset that will enable us to provide an enhanced service proposition to our customers,” Bryan Kirchmer, ACS President.