Manas is currently one of the Co-Chairs of the Competition Law Committee of the Inter-Pacific Bar Association (IPBA).

Manas has also been nominated as one of the Non-Governmental Advisers (NGA) of the International Competition Network (ICN) by the Competition Commission of India (the CCI).  As NGA he is one of the members of the Unilateral Conduct Working Group (UC-WG) of the ICN and participated in ICN Porto, Portugal and New Delhi as one of the delegates and as one of the speakers at the BRICS-ICN Competition Law conference in Moscow in 2019 and in May 2024 at SAUIPE, Brazil.

Manas has over 24 years of experience of practice of competition law in India, both as arguing counsel and external advisors to domestic and international clients.

Manas has been globally ranked as Band 1 competition lawyer of India consecutively for over 14 years and continuing by renowned ranking organisations.