Oxer Capital Partners and Salem Investment Partners co-invested in the deal and provided the debt financing.
The seller is Apax.
TMC is a transportation planning and traffic engineering firm.
According to terms of the agreement, Perficient stockholders will receive $76 per share in cash for each share of common stock they own.
The separation is being facilitated by way of separate debt recapitalizations of each business.
Circor originally acquired DeltaValve in late 2016 as part of its Critical Flow Solutions acquisition valued at $210m.
Emerald Technologies is a provider of electronics manufacturing services.
Pro-Vac is a provider of essential subsurface infrastructure services.
Rosemont is a private investor in employee-owned asset and wealth management firms.
Avel eCare is a provider of telemedicine services.