Computer Repair, Laptop Repair, and IT Support Company. Keep your small business computer infrastructure and residential computer in top condition by using an affordable IT and Computer Services company in Princeton, NJ. Tech360i Computer Repair Services offers a full range of services to help keep your computers, printers, and laptops working properly. We have more than 20 years of experience, and all of our technicians are CompTIA A+ certified as well other IT related certifications.