Sinewave Computer Services Pvt. Ltd.(ISO 9001:2008) is a 30 years Income Tax & HR Solutions Software development company situated at Pune, Maharashtra, India. Catering to 15,000+ customer base across India. Sinewave is a well known in providing high quality and reliable TDS, VAT, Income Tax calculation and efiling software solutions for Taxation and HR Management in India. Presently Sinewave has a compressive customer coverage right from an Individuals to SMEs.