BSc (Honours) in Physics Dhaka University 1974. Factory diplomas in Spectroscopy and Chromatography from Japan,1981.Factory training in Clinical Engineering from Japan 1982.Specialized training in high vacuum engineering from Germany, and medical diagnostic imaging equipment and analytical instrumentation for quality control laboratories from Japan.

1974-5 Marketing Executive, AQ Chowdhury & Co., a company specializing in analytical and medical instrumentation since 1950.

1975-80 Team Leader, Electron Optics Division, AQ Chowdhury & Co.

1980 Director, AQ Chowdhury & Co.

1983-1987 Chief Executive Officer, AQ Chowdhury & Co.

1988 Chief Consultant Asia Pacific Region, Spatial Education & Research, a US based company for developing science laboratories.

1993 Founder Director, Plasma Plus₊ Application & Research Laboratory, a -not for profit- scientific laboratory for training and research.

2004 - till date Chief Executive Officer, Plasma Plus₊ Application & Research Laboratory.

American Association of Physicists in Medicine, USA

Association of Analytical Communities, USA

American Water Works Association, USA

Sports, Music, Traveling, Films and Reading.

Free lance newspaper columnist in Hindustani and Bangla music.
Active member Rotary Club of Dhaka West.
Paul Harris Fellow Rotary International (1992)

Biographical inclusion in Marqis' "Who is Who In The World" of Professionals in 1997, 1998, 1999, 2000, 2001 and 2002 editions.