Dr. P. A. Lakshminarayanan

Chief Technical Officer, Simpson and Co. Ltd.

Areas of Interest:

Diesel Engines, CNG Engines, Diesel Emissions, Engine Design, optimisation of Engines, Engine Combustion, Engine Wear, Instrumentation of Engines and Related Subjects


Diesel and CNG engine design

Consultancy Areas:

Mechanical design, combustion in diesel and CNG engines, Design of diesel engines


Sector Associated With:


Sectors Interested to Offer Service:

Educational / Academic institutions, Industry (Private), Industry (PSUs), R&D Organizations, Government (including funding agencies), Entrepreneurs, Venture Capitalists, Law Enforcement Agencies, Consultancy Firms, Private Agencies, Individuals

Major Professional Contributions:

  • Design of Diesel engines (six platforms) and CNG engines (two platforms) - commercially successful.
  • Diesel engine application (more than 150).
  • Teaching at IIT Madras, M. Tech.
  • Guiding two PhD's.
  • Two books (Modelling Diesel combustion - Springer, Critical Component Wear of Parts in heavy Duty Engines-Wiley).

Professional Experience:

  • Research Associate, Mech. Engg., Loughborough University of Technology (1978-1982).
  • (last position) Senior GM, R&D, Kirloskar Oil Engines Ltd., Pune (1983-2002).
  • Head Engine R&D, Ashok Leyland, Hosur (2002-2011).
  • Chief Technical Officer, Simpson and Co. Ltd., Chennai 600011 (2011-).




Contact Information


Old 99, New 201, Thambu Chetty Street, First floor, Chennai, 600001
Phone: 98408 50068

Email: This email address is being protected from spambots. You need JavaScript enabled to view it.



  • B. Tech. (1971).
  • M. S. (1974).
  • PhD (1979), all from Indian Institute of Technology Madras, Chennai.


Awards and Major Professional Recognitions

  • Arch Colwell Award, SAE (intl), 1983.
  • Combustion Institute, conference at Dehradun India, 1993.
  • Second prize, AVL Graz, Austria, 2005.
  • Second Prize, AVl, Pune, 2005.
  • Appreciation Prize, AVL, Pune, 2010.

Link to Website

INAE Section Affiliated To: Section III: Mechanical Engineering

Year of Election to Fellowship: 2013

Year of Birth: 1949