Telular Corporation, a portfolio company of Avista Capital Partners, has closed its previously announced buy of Reltima and GPS North America. No financial terms were disclosed. Media Venture Partners advised Reltima and GPS North America on the transaction while Kirkland & Ellis LLP advised Telular and Avista. Based in Woburn, Massachusetts, Reltima is a provider of solutions for GPS fleet tracking and fleet performance optimization aimed at light duty vehicle fleets. Langhorne, Pennsylvania-based GPS North America is Reltima’s largest distribution partner.