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06 Jul 2026

DLA Piper Advises Keystone Capital on Sale of Integra Testing Services to Harvest Partners

"DLA Piper advised Keystone Capital Management, LP on the sale of Integra Testing Services, a provider of HVAC testing, adjusting and balancing (TAB) and controlled-environment certification services for mission-critical facilities, to Harvest Partners, LP."

DLA Piper served as legal advisor to Keystone Capital Management, LP in its sale of Integra Testing Services to Harvest Partners, LP. The transaction involved the sale of Integra Testing Services, a provider of HVAC testing, adjusting, and balancing (TAB) and controlled-environment certification services for mission-critical facilities. Integra focuses on highly regulated and technically complex environments — including life sciences, healthcare, education, government, and data centers — where reliable system performance and uptime are paramount. DLA Piper represented Keystone Capital Management, LP with a team composed by: Partners Alex Plakas and Drew Rosenberry, and Associates Kyle Stearns, Andrew Khouri, Jim Ford, and Michael Rutsky (all Chicago). DLA Piper’s Private Equity practice, with more than 225 global lawyers providing strategic counsel to private equity funds and portfolio companies, advised on the transaction. DLA Piper’s Global Private Equity practice ranks as the most active among law firms, according to PitchBook.
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