Blue Sage Capital, an Austin, Texas-based private equity firm, completed the investment in Geo-Solutions, a provider of highly complex geotechnical and environmental remediation services. Financial terms were not disclosed. "Geo-Solutions has differentiated itself through its deep industry knowledge and ability to safely complete some of the industry’s most complex engagements. We could not be more excited to partner with Darin and the rest of the Geo-Solutions team, and we are eager to execute on our joint strategy for growth," Peter Huff, Blue Sage Founding and Managing Partner.