Blackstone Energy Partners completed the acquisition of Alliance Technical Group.

Blackstone Energy Partners, a Blackstone's energy-focused private equity business, completed the acquisition of Alliance Technical Group, a provider of air quality testing, monitoring and source emissions testing services. Financial terms were not disclosed. “Blackstone’s investment is a testament to our strong organic and strategic growth as a trusted market leader in the testing, inspection and compliance sector. With our partners at Blackstone, we look forward to continuing to scale and support our customers in navigating a complex, evolving regulatory landscape,” Chris LeMay, Alliance Technical Group Chief Executive Officer.