PC-21 is a Toronto-based computer hardware retailer and network consulting firm. With our expertise and experiences, we provide total computer solutions to business and home users in Greater Toronto areas since 1991.At PC-21, we put quality and our customers in our first priority. Because we understand customer servicing is more than buy and sell, we tailor our services to best fit your needs, and strive to stand out from the usual computer stores. Reliable, prompt and responsive services are among our golden rules. more... See more text