HighBar Partners is a private equity firm in California that focuses on strategic growth capital investments in the enterprise and infrastructure software sectors. Founded 1995 in Menlo Park, California, United States by John H. Kim and Roy Thiele-Sardina, it invests in late stage ventures and private equity. Its portfolio companies include Signpost, HyperGrid™, PatientSafe Solutions, Virtual Instruments, Janrain, Xangati, Clustrix, Blazent, Zettaset, Inc., and Vyatta. As of February 2020, HighBar Partners has made 18 investments. Their most recent investment was on July 9, 2019, when Signpost raised $52M. HighBar Partners has had eight exits, the most notable of which include Janrain, Clustrix, and Soonr. The company has raised two funds, their latest being HighBar Partners III. This fund was announced on March 27, 2017 and raised a total of $208M.