Member Directory Find a BusinessLocate a local business for all your business needs using the interactive Map or Member Directory below. Return to Listing McGrath RefrigerationMrhvaconline.comWork on both residential and commercial HVAC.ParticipationGenerationally Owned/RepresentedWoman Owned/RepresentedKrystal McGrath, Office Mgr; Email2520 S US Highway 35Knox, IN 46534574-772-3575EmailHeating & Air Conditioning Sales & Services Chamber Members | Chamber Events Calendar | Member Account | Community Events Calendar | Job Postings & Volunteer Opportunities | Member Promotions | Member News | Request Information Upcoming EventsWed12 Business After Hours: Purdue University NorthwestJun 12th @ 4:30 PMThu13 Chamber 101: A Virtual Session of Member BenefitsJun 13th @ 9:00 AMWed19 Juneteenth- Office ClosedJun 19th @ 8:00 AMFri21 Ribbon Cutting: Save the DunesJun 21st @ 11:00 AMSat22 Ribbon Cutting: Sacred Dunes Integrative HealthJun 22nd @ 1:00 PM 2024 Visionary, Stakeholder, & Leader Member Investors