HSIL Ltd is the largest Indian sanitaryware manufacturer. The company is engaged in the manufacture and distribution of sanitary ware and glass containers primarily in India. They are recognized among the top 300 companies in India, while rated amongst the best 100 small & medium sized companies in the world by the Forbes Magazine. The company is the first company in the Building Materials Industry to be awarded the prestigious ISO 9001, 14001 and OHSAS 18001 certificate.

The company operates in two divisions, namely Building Products and Container Glass. The Building Products delivers comprehensive solutions in a range of building products comprising sanitary ware, such as Water closets, wash basins, pedestals, squatting pans, urinals, and bidets; accessories, including PVC cisterns and fittings/seat covers; and faucets consisting of showers, kitchen faucets, and bathroom faucets. The Container Glass division delivers comprehensive solutions in various glass products to beverage, beer, food, pharmaceuticals, liquor, and chemical industries.

The company is operating out of its headquarters in Gurgaon with four manufacturing units, one located in Bahadurgarh, Haryana, while the other three are located in Andhra Pradesh. The company also possesses six regional offices and 18 depots. Their subsidiaries include AGI Glasspack Ltd, Hindware Home Retail Pvt Ltd, HSIL Associates Ltd and Halis International Ltd.

HSIL Ltd was formally created and deployed as a legal entity in the year 1960 as Hindustan Twyfords Ltd by the Somany family (promoter group) in collaboration with Twyfords Ltd, UK. The company was formed to introduce vitreous china ceramic sanitaryware in India. In the year 1962, the company commissioned sanitaryware plant at Bahadurgarh. In the year 1969, the company changed their name from Hindustan Twyfords Ltd to Hindustan Sanitaryware & Industries Ltd.

In the year 1981, the company diversified into the manufacture of glass containers through the acquisition of Associated Glass Industries Ltd. In the year 1989, they executed a strategic acquisition of Krishna Ceramics Ltd, manufacturers of Sanitaryware at Bibinagar in Andhra Pradesh. In the year 1999, they installed first state of the art open flame tunnel kiln from UK.

In the year 1999, the company executed a strategic acquisition of Raasi Ceramics at Hyderabad to further strengthen their market share in the South India. In the year 2003, they singed a strategic partnership with Sanitec of Europe to bring in their largest selling European brand 'Keramag' to India. Also, during the year, the company received OHSAS 18001: 1999 certifications and in the year 2004, the company was awarded 'Business Superbrand' by the Super Brand Council.

During the year 2004-05, the company introduced several new products and formally introduced new colour shades to meet emerging demand. They formally introduced the 'Hindware' faucets in select Indian locations. The company made a lateral extension by entering the kitchen segment by launching stainless steel kitchen sinks. In September 2004, the Container glass division installed a state-of-the-art, energy-efficient and environment-friendly furnace that has the capability to run production in all three colors - flint, amber and green.

During the year 2005-06, the company introduced several new products in the 'Art' and 'Italian' Collection and broadened its footprint operations into into an outsourced manufacturing relationship for a European sanitaryware manufacturer. They increased the manufacturing of their Bibinagar plant by 50% to 18,000 tpa.

During the year 2006-07, the company made their investment in two 1.25 MW wind mills in Maharashtra. They signed strategic partnership with 'Teuco' the world leaders in Wellness Products to offer complete range of wellness products in India. They received 'Mera Brand Award' during the year.

During the year 2007-08, the company through their subsidiary, Hindware Home Retail Pvt Ltd, forayed into the retail sector. They formally introduced Home Interior Fashion Mega stores providing speciality home interior solutions under the EVOK Brand. They opened their first EVOK store Faridabad, Haryana.

In September 4, 2008, the company formed a wholly owned subsidiary company namely HSIL Associated Ltd in India and in January 14, 2009, they formed another wholly owned subsidiary company namely, Halis International Ltd in Mauritius.

In the year 2009, the company created and deployed second green field container glass factory at Bhongir, Andhra Pradesh with a production capacity of 425 tonnes per day. They opened their first brand store 'Hindware Lacasa' at Cochin. They opened their second brand store at Mumbai. Also, they opened EVOK stores at Gurgaon and Ghaziabad.

In March 2009, the name of the company was changed to HSIL Ltd as the company is known and recognized by their abbreviated name 'HSIL' among the Company's numerous dealers, sub dealers, distributors, bankers, financial institutions and the ultimate users/consumers.

In the year 2010, the company executed a strategic acquisition of the faucet business and operations of Havells India Ltd, makers of the Crabtree brand of bath fittings.