Organized workshop (convener) for college teachers regarding discussions for new courses held on July 28-29, 2005 at South Campus University of Delhi.
Organized review meeting of the workshop (convener) for college teachers regarding discussions for new courses held on Sept.16, 2005 at South Campus University of Delhi.
Member of committee for revision of B.A (Hons)/B.Sc. (Hons) Mathematics course., B.A.(Hons) Concurrent Courses, B.Sc. Physical Sciences/Life Sciences
Chairman, Content Advisory Committee for Mathematics, HRD Ministry
Course coordinator, Institute of Life Long Learning, University of Delhi
Advisor/Consultant for Department of Science and Technology, Delhi. Union Public Service Commission, Delhi, Lok Sabha and Rajya Sabha, University Grants Commission
Member of Governing Bodies of several Colleges like Kirorimal College, Kamla Nehru College, Maitreyi College etc. of Delhi University.
Treasurer, Maitreyi College, University of Delhi, 2013-14.
Member of Advisory committee of SAP- UGC programme of different universities.
Organizing Secretary for National workshop on Analysis held at University of Delhi, 2007
Organizing Secretary for the International conference on “Operator theory and allied areas” held at University of Delhi, 2007.
Organized symposium on “Harmonic analysis and Operator spaces at Indian Mathematical Society conference held at Pune, 2007
Course coordinator for the Kabul programme, MOU between University of Delhi and World Bank.2007-11
Co-convener of Pre-ICM, International conference held at University of Delhi, from Dec.18-Dec.20, 2008.
Coordinator, Advance training programme in Mathematics for Lecturers, Sponsored by NBHM held at Delhi University from Mar.16.2009- Apr.4, 2009.
Treasurer, National Meet on History of Mathematical Sciences, held at Delhi University from Jan. 7.2010- Jan. 9, 2010.
Coordinator, Advance training programme in Mathematics for Lecturers, Sponsored by NBHM held at Delhi University from Mar.22.2010- Apr.3, 2010.
Organized symposia on Harmonic analysis at Ramanujan Mathematical Society at Jalandhar, May3-May5, 2010.
Coordinator, Advance training programme in Mathematics for Lecturers, Sponsored by NBHM held at Delhi University from Mar.21.2011- Apr.2, 2011.
Coordinator, Advance training programme in Mathematics for Lecturers, Sponsored by NBHM held at Delhi University from Mar.26.2012- Apr.7, 2012.
Deputy coordinator, SAP programme University Grants Commission, 2010-2012.
Convener, The legacy of Srinivasa Ramanujan- an international conference held during Dec.17-22, 2012 at University of Delhi.
Coordinator, DSA-I programme of University Grants Commission 2013-2018.
Coordinator, International workshop on “Operator Spaces” Dec.7-9, 2015 held at University of Delhi.
Coordinator, 14th Discussion Meet on Harmonic Analysis Dec.10-12,2015 held at University of Delhi.
Member CBCS Oversight Committee , University of Delhi.2014-15
Member , CBCS examination committee , University of Delhi,2014-16
Chairman, Shodhaganga Digitization of thesis and Plagiarism Check, University of Delhi,2014-16
Member, International MOU Committee, Univ.of Delhi.2012-16.
Member Academic Council, University of Delhi, 2012-2015.
Chairman, Purchase committee photocopy papers, Univ.of Delhi,2015-17.
Member, Adhoc committee on Recruitment and promotions, Univ.of Delhi, 2016-17.
Member, Adhoc committee on Amendments III & IV, Univ.of Delhi, 2016-17.
Member, NAAC committee, Univ.of Delhi, 2016-17.
Editor, Annual Report of University of Delhi, 2014-15, and 2015-16.
Member, DST-Purse grant committee, University of Delhi, 2011-16.
Chairman. DUCR, University of Delhi, 2017.
Member, Screening Committee for several Departments, University of Delhi, 2017.
University Representative on the general Council of Netaji Subhash Institute of Technology.2016-20.
Chairman, Pre-Screening committee for Principals in colleges of University of Delhi, 2017.
Member of Expert Evaluation committee for INSPIRE Fellowship of DST , 2017 -2022.
Member of Standing committee for INSPIRE fellowship of DST, 2018- todate.
Member Expert Committee on Physical and Mathematical Sciences SERB 2018- todate.
44. Chancellor’s nominee for University of Calcutta and Kumaun University.
45. Expert in selection/promotion committees of Professor/Associate Professor/ Assistant Professor in several universities in India.
46. Member, SERB TASK FORCE Committee for MATRICS(Special call for COVID-19) Department of Science and Technology, 2020.
47. Member, SERB Expert Committee for MATHEMATICAL RESEARCH IMPACT-
CENTRIC SUPPORT SCHEME (MATRICS), 2020.
48. Chairperson, Screening Committee, IIIT (Vadodara), 2020.
49. Chairman, SERB Expert Committee for MATHEMATICAL RESEARCH IMPACT-
CENTRIC SUPPORT SCHEME (MATRICS), Department of Science and Technology,
2021-22.
50. Member, Expert Committee Physical and Mathematical Sciences, SERB, Department of
Science and Technology.2018-2021;2021-2024.
51. Member, Expert Committee SURE (State University Research Excellence) –SERB ,
2022-23.
52. Member, Member of the Programme Advisory Committee (PAC) for “SERB-SURE”.2023-24.