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To allow us to file your return on time, please provide your data at least five business days ahead of its filing deadline.


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ELM Computer Systems Inc.

AvanTax Filing Services are provided by ELM Computer Systems Inc. Proudly Canadian, ELM Computers was founded in 1978 to provide IT support services at any level to firms in the Greater Toronto Area. With the advent of high speed Internet connections and state-of-the-art remote management tools we are also able to provide first rate support to corporations across the nation.

In addition to AvanTax Filing Services, ELM Computer Systems Inc. has developed high quality applications for businesses in a wide range of industries, from Accounting to Warehousing. ELM has developed hand-held applications, for the Pocket PC platform, to enhance the efficiency of a mobile workforce.

ELM Computer Systems holds many industry and manufacturer certifications, including Microsoft and Novell. ELM is also a member of Intuit's QuickBooks ProAdvisor Program.

Please feel free to contact us at your convenience if you have any computer, networking or software questions; even if they're not directly related to the Filing Services software.

Our business hours are Monday to Friday, 9 am to 5 pm EST.