Align Capital-backed Alliance Technical Group, a provider of air quality testing, monitoring and source emissions testing services, completed the acquisition of Emission Monitoring Service, a provider of leak detection and repair services to ensure customers’ compliance with state and federal emissions regulations. Financial terms were not disclosed. “Becoming part of Alliance allows EMSI access to resources, technology, and personnel that will enhance our employee and customer growth opportunities. Our combined team will have the largest resource base in the country and a uniquely singular focus on providing customers with unparalleled compliance, service, and support," Paul Phillips, EMSI President.