B.S & Associates Chartered Accountants Category: Aduit Or Ca Firms · Location: Birtamod (Birtamode-1, Atithi Sadan Road) About B.S & Associates Chartered Accountants B.S. & Associates is a chartered accounting firm based in Birtamod,Jhapa, providing audit, taxation, accounting, VAT/PAN, payroll, company registration, compliance, and business advisory services. Customer Reviews & Ratings for B.S & Associates Chartered Accountants Manish ★ 5/5 Rating Service/Product taken: Tax filing service Date of experience: 2026-08-10 I took their tax filing service and had a good experience. They explained everything clearly and made the whole process easy for me. I was satisfied with their professional service.