The Trilar Management Group is owned and operated by founders Richard Wenrick and Lance McGoldrick. Since 1996, it has provided property management services to residential properties as well as commercial and office complexes, overseeing the day-to-day operations of the properties on behalf of the owners. These include maintenance and staffing. Among the businesses associated with Trilar are La Terraza Office Building in Escondido and Arbor Ridge in Whittier.