Dr. Hari Singh was born in 1988, in village Sarai Jhansi of Jhansi district, Uttar Pradesh, India at Dhanuk family (Banshkar). His father was posted as Constable in Provincial Armed Constabulary (PAC) Police in Aligarh, so his schooling was done in Neehar Meera National Senior Secondary School Aligarh. He pursued his B.Sc. (Hons) Industrial Chemistry in 2010 and M.Sc. Industrial Chemistry in 2012 from Aligarh Muslim University,  India. He also did his Bachelor of Education from Dr. Bhimrao Ambedkar University Agra in 2013. He worked as research assistant at CSIR-IIP Dehradun. He was awarded the UGC Research fellowship (RGNF) in 2014. He was UGC-JRF and UGC-SRF at CSIR-IIP, and registered for doctoral study under (AcSIR) Academy of Scientific and Innovative Research at CSIR-IIP, Dehradun in 2014. The Author was one of the team members who made bio-jet first from non-edible oil (Jatropha oil) and tested in spice jet flight, India on 28 Aug 2018. He obtained his Ph.D. degree in Chemistry (2019) from the Academy of Scientific and Innovative Research (AcSIR)/CSIR-Indian Institute of Petroleum, Dehradun (India) under the supervision of Dr. Anil Kumar Sinha. He is currently an Assistant Professor (Chemistry) in Department of Forensic Science and Chemistry (Bio-science Division) at RIMT University, Mandi Gobindgarh Punjab (India). He is expertise in material chemistry, physical chemistry, catalysis, surfactants and biofuels. He has supervised two M.Phil. Chemistry thesis at RIMT University. He authored about eighteen peer-reviewed journal articles with more than 140 citations. He reviewed many research articles and awarded Certificate of Excellence in Reviewing by the Journal of Pharmaceutical Research International in 2020. He worked on Synchrotron radiation (EXAFS) beamline (BL-09), INDUS-2 complex at (RRCAT) Raja Ramanna Centre for Advanced Technology, Indore, (Unit of Bhabha atomic research centre). He also got the opportunity to work for India Glycol Limited, Kashipur, Uttrakhand as Senior Executive in Research and Development Unit.