Meet our Leadership Team:
Managing Director, TCG Lifesciences
Swapan Bhattacharya, B.Tech, M.S., M.B.A.
Mr. Bhattacharya is one of the founders and the core managerial personnel of our business and is responsible for the overall management, strategic planning, alliances and business development from inception. Mr. Bhattacharya is also serving as the Co-Chairman of the biotechnology committee of Federation of Indian Chambers of Commerce and Industry (FICCI). Besides being a board member of West Bengal Electronics Industry Development Corporation Limited (WEBEL), the nodal IT/IT infrastructure arm of the Government of West Bengal, Mr Bhattacharya is also on the board of a number of TCG group companies. Mr. Bhattacharya has over 25 years of international experience. Prior to establishing TCG Lifesciences for TCG group he was leading all financial and structuring aspects of TCG’s investments in India. He has also worked for Paine Webber Inc. (currently UBS Paine Webber) and has been Advisor to the U.S. Nuclear Regulatory Commission where he was responsible for developing strategies in the disposal of nuclear materials and waste.
Mr. Bhattacharya is a B.Tech from the Indian Institute of Technology (IIT), Kharagpur, M.S. from Virginia Polytechnic Institute and State University, and M.B.A. from Kellogg School of Management, Northwestern University.
Vice President, Discovery Research
Ashis K Saha, PhD
Dr. Ashis Saha is focusing on discovery research programs. He has over 18 years of experience of advancing compounds to clinical development stage. His therapeutic areas of expertise include anti-infective, oncology, CNS and autoimmune diseases. He operates out of Massachusetts, USA. Prior to joining the company in the year 2007, he has worked with Epix Pharma and Johnson & Johnson.
Dr. Saha is a PhD in Chemistry from the University of Michigan.
Associate Vice President - Chemistry
Sourav Basu, PhD
Dr. Basu has been with the company since 2001. He is a part of the core team responsible for the growth of the company. His expertise in the area of chemistry includes total synthesis of steroids; Ni catalyzed organic transformations, development of new reagents and methodologies and parallel synthesis of libraries. He did his Post-doctoral Fellowship at the Department of Chemistry, National Taiwan University, Taipei, Taiwan. He has worked with Discovery Partners International, USA. Dr. Basu has ten publications in peer reviewed international journals and more than 20 patents including one US patent to his credit.
Dr. Basu is a PhD in Synthetic Organic Chemistry from the National Chemical Laboratory, Pune, India.
Associate Vice President, Pre-clinical R&D
Dr. Bernd Sundermann
Dr. Sundermann is a medicinal chemist by training. Prior to joining the company in the year 2008, Dr. Sundermann was head of Drug Discovery at Grunenthal GmbH in Aachen, Germany, where he worked for 12 years. With the goal to create first – in – class new chemical entities he has worked on the interfaces with pharmacology, pharmacokinetics and toxicology. He has been named as one of the inventors in more than 75 patent families.
Dr. Sundermann received his Dr. rer. nat. in organic chemistry from RWTH Aachen, Germany.
Associate Vice President - Chemistry
Goutam Saha, PhD
Dr. Saha has been with us since 2001. He is a part of the core team responsible for the growth of the company. Prior to joining the company he worked with the Florida Institute of Technology, USA as a Research Scientist. He was also a visiting professor at Osaka University, Japan. He has published 17 papers in international journals.
Dr. Saha is a PhD from the Indian Association for the Cultivation of Science, Calcutta.
Director
Subho Roy, PhD
Dr. Roy has more than 10 years of Industrial experience. He has been with the company since 2002 and he is one of the key members responsible for the growth of the company. He is a specialist in new process development and process optimization. Dr. Roy has several publications to his credit and holds seven European patents. He has played a key role in conceptualizing and designing of the Kilo Laboratory.
Dr. Roy did his PhD from Indian Institute of Chemical Technology, Hyderabad, India. After a brief stint with AVRA Laboratories, he joined University of Kansas for his post doctoral work under Dr. Gunda I George from 1999 to 2002.
Director
P. K. Roychowdhury, PhD
Dr. Roychowdhury has been with the company since 2001. He is a part of the core team responsible for the growth of the company. His area of expertise includes method development and validation of new chemical entities, and impurity profiling and characterization of novel molecules. Prior to joining the company he was with Ranbaxy Research Laboratories, Lupin Pharmaceuticals and Hindustan Aluminum Corporation.
Dr. Roychowdhury is a PhD from Banaras Hindu University in Organic Chemistry.
Associate Vice President - Finance
Rakesh Pandya, B.Tech. M.B.A.
Mr. Pandya has been with the company since 2001. His expertise is in the areas of financial planning, structuring and management. He also has substantial experience in resource planning and deal structuring. Prior to joining the company he was with Institute of Molecular Medicine and Chatterjee Management Services.
Mr. Pandya is a B. Tech. in Chemical Engineering from Indian Institute of Technology, Kharagpur and has done his PGDM in Finance and Operations Management from Indian Institute of Management, Bangalore.
Director, Human Resource
Arnab Ray, B.E., P.G. Dip. in HR Management & Operation
Mr. Ray is with us since 2001 and his area of expertise lies in designing and institutionalizing effective and robust HR and administrative systems and processes to cater to the organizational needs of rapidly growing service-based organizations. He has specialized in formulating relatively new HR methods for start up companies. His industry knowledge spans over Energy & Power; Infrastructure; Lifesciences and Information Technology.
Mr. Ray is a graduate in Electrical Engineering and has done his Post Graduation Diploma in Human Resource Management and Operation from XLRI, Jamshedpur.
Director, Commercial
Rahul Dasgupta, FCA
Mr. Dasgupta is responsible for managing legal and environmental compliances, procurement, sourcing, logistics and export & import procedures. He has over 21 years experience in chemical industry. Mr. Dasgupta is a Chartered Accountant.




