[OnDemand] IT, Professional Services, Solutions & Support TELSTAR’S ON DEMAND RESPONSE METHODOLOGY includes Cyber Security services and training, Geographic Information Systems (GIS) support, onsite staffing for Information Technology (IT) infrastructure, Managed Services for software development and product engineering outsourcing, as well as solutions to cover a wide variety of business needs. Our leading warranty and guarantee programs ensure your systems optimum performance. We have the experience, resources, and technical expertise to help you achieve and sustain operational excellence – within budget and on time.