Orson is Tally Certified 5 Star Partner. Orson was established in 1996 from Chennai and since 2007 in Singapore. We do Tally Sales, provide Tally Support in Chennai. 85% of business uses Tally ERP 9 in Chennai. As Tally developer we do Tally Customization in Chennai and Overseas from Tally Invoice Customization to Tally Business Specific Solutions. We provide affordable Tally AMC. Our priceless technical expertise has helped our clients in diverse verticals up their performance and productivity. Orson has skilled experts to implement Tally Server 9 to Scale more concurrent users, higher dependability, Reliability, Visibility and control of Data.