1936
Padmashri Smt. Mona Chandravati Gupta founded Ladies Zanana Park League in Lucknow, initiating an adult literacy campaign and open-air classes for children at Zanana Park, Aminabad.
1938
The organization underwent a name change to Women's Social Service League and, in 1950, became Nari Sewa Samiti. Lady Haig laid the foundation stone for its building on Raja Nawab Ali Road.
1943
Nari Kala Mandir Production Centre started at Chhedi Lal Dharmashala and eventually moved to a permanent building on Old Kanpur Road in 1959. Dr. B.N. Vyas initiated the Mona Chandravati Bal Shiksha Niketan.
1945
Women’s Academy, originally for Intermediate classes, evolved into Nari Shiksha Niketan, now serving over 3,500 students from its own building.
1952
Nari Kala Mandir Training Centre commenced with Two-Year Certificate Courses and three-month specialized courses.
1961
The Samiti engaged in rural upliftment, operating Balbadis and Mahila Mandal Centres supported by the U.P. State Social Welfare Advisory Board.
1962
Natya Kala Kendra, Northern India's largest auditorium, was established with contributions from Sri H.S. Gupta, Padmashri Smt. Mona Chandravati Gupta, and government grants.
1970
Sri Raja Ram Yadav generously donated land in Kharika for a Balbadi, featuring a constructed boundary wall, iron gate, and a room with a skirting verandah.
1987
The Golden Jubilee of Nari Sewa Samiti was celebrated with grandeur in November.
1991-1992
NORAD grant through the Ministry of Human Resources Development supported the Women Training Project offering courses in Silk and Screen Printing, Toys and Educational Equipment making, Domestic Aid, and Community Health Workers.
1995-1996
SIFPSA sanctioned a project for "Reproductive Health Services for Chikan workers and residents of 50 villages of Malihabad Block."
1996-1997
On Founder Padmashri Smt. Mona Chandravati Gupta's Birth Centenary, a cash prize of Rs. One Lakh was awarded to the best organization in U.P. The 'Swarn Jayanti Bhawan' was also initiated.
1997-1998
The construction of the First Floor of 'Swarn Jayanti Bhawan' in Inter College was completed. 'Mona Convent School' and 'Bal Shiksha Niketan' achieved recognition.
2000-2001
A Pre-Marital Counselling Centre was inaugurated, and recognition for M.A. (Hindi) was received. B.Com. classes under Self-finance Scheme started, and the Samiti gained exemption U/S 80G of the Income Tax Act.
2001-2002
Tailoring–cum-Production Centre began at Nari Bandi Niketan in Model Jail with a donation from External Affairs Spouses Association (EASA), New Delhi.
2006-2007
Nari Sewa Medical Centre was inaugurated by Sri N.C. Bajpai, Chief Secretary U.P. Government.
2013-2014
HDFC Ltd. donated Rs. 38,00,000 for repair and upgradation of facilities in Inter College. EASA donated Rs. 4,00,000 for computers and sports facilities in Bal Shiksha Niketan and Mona Convent School.
2015-2016
The first annual installment of Rs. 15 Lacs from a 3-year commitment by Bajaj Auto supported the Unnati skill development project.
2018–2019
Bajaj Auto Ltd. extended its commitment, providing an additional Rs. 55 Lacs for a 3-year period for the Unnati project and the construction of a Science lab in MCS.
2023–2024
Bajaj Auto Limited has generously pledged a donation of Rupees Two Crores to support Project 'Unnati' and to assist Mona Convent School in establishing STEM labs under their Corporate Social Responsibility (CSR) initiative.
A new toilet block, with a small hall,was constructed at Natya Kala Kendra with the generous donations from “Lloyd Insulation” and “Select City Walk Charitable Trust”.
A new firefighting system with standardised approved equipment has been installed at Natya Kala Kendra to enhance safety and functionality.
The third phase of Project Unnati commenced on 10th October with the support of Bajaj Auto Limited under their CSR scheme.
Extensive renovation work at Mona Convent School has started with the support of Bajaj Auto Limited under their CSR scheme.
Renovation and upgrading infrastructure of the computer classrooms, Silai Centre and Beauty Culture section of Project Unnati was completed.