Window Glass Ltd. is incorporated in Kolkata by the Kheruka family.

Borosil is born as a Public Limited Company to acquire the existing business of Industrial & Engineering Apparatus Company Pvt Ltd, set up by Dr. Lele

Corning Glass Works, USA joins Borosil as a technical and financial collaborator

Kheruka family takes over Borosil Glass Works Ltd. from Corning Glass.

Gujarat Borosil Ltd., a subsidiary of Borosil Group, set up a manufacturing facility for architectural glass in Bharuch, Gujarat.

Gujarat Borosil Ltd., sets up India's first and only solar glass production line with a capacity of 180 TPD

Introduced Anti-Reflective coating for solar glass, a first of its kind in India

Developed the World's 1st Antimony-free solar glass

Developed World's 1st fully tempered solar glass in 2 MM thickness‎​

Capacity expansion to 450 TPD (equivalent to ~2.8 GW / Annum) Introduction of Shakti: Solar glass in the matt-matt finish, Selene: Antiglare solar glass for PV installations near airports

Amalgamation of Gujarat Borosil Ltd. with Borosil Glass Works Ltd. which was renamed Borosil Renewables Ltd.‎​

National Award 2021 by the Government of India for successful Commercialization of Indigenous Technology

Borosil Renewables Ltd. Acquired 86% stake in Europe’s largest manufacturer of solar glass the Interfloat Group through its international subsidiaries. The manufacturing capacity was subsequently increased to 350 TPD equivalent to ~2.2 GW in 2023.