Senior partner, P. Venkatesan & Co.
From the commencement of practice in 1977, Venkatesan was the senior partner in P. Venkatesan & Co., a member of P. Venkatesan Affiliates - a network of CA firms registered with the ICAI, headquartered in Madras / Chennai, with offices in Salem and Trivandrum. Though a small firm, it carried a wide range of professional work: statutory audits in the private sector, a place on the CAG's panel for audit of government companies including the Division Audit of LIC, and standing on the RBI's panel for statutory branch audits alongside empanelment with several banks for stock audits, revenue audits, credit audits, special valuation assignments and branch inspections. The firm also practised income tax for individuals, firms, trusts and companies, as well as company law matters.
For many years he was Consultant to the Indo-German Chamber of Commerce for FEMA matters of their members - German Companies and German Nationals