business security system Keywords: Advanced Search Guardian Security Services Business Name Guardian Security Services Address 405 Holt Boulevard O'Neill, NE 68763 Phone Number (402) 340-0152 Website www.guardiansecurity.pro Facebook Page @irishcapitaloneill Email bdwatson1977@gmail.com Category Construction & Home Improvement, Residential & Commercial Services Tags burglary alarms, business security system, Holt County, home security, home security system, O'Neill, security system, video surveillance system