Bharti Airtel provides telecommunication systems and services to individuals and businesses in India with operations in 20 countries across Asia and Africa. In India, Co.'s product offerings include 2G, 3G and 4G wireless services, mobile commerce, fixed line services, high speed DSL broadband, IPTV, DTH, enterprise services including national & international long distance services to carriers. In the rest of the geographies, it offers 2G, 3G wireless services and mobile commerce. Co. had nearly 287 million customers across its operations at the end of Dec 2013.

Bharti Infratel provides telecom tower infrastructure in India. Co. acquires, builds, owns, operates, and manages towers and related infrastructure for wireless telecommunications service providers. As of Mar 31 2014, Co. owned and operated 83,368 towers and 167,202 co-locations in 22 telecommunication circles.

Reliance Industries is primarily engaged in the production and market of petrochemical products, and refinery and retail of petroleum and LPG. Co.'s petrochemical products include polymer - polypropylene (PP), polyethylene (PE), poly vinyl chloride (PVC); polyester - polyester filament yarn (PFY), polyester staple fiber (PSF), polyethylene terephthalate (PET); polyester intermediates - paraxylene (PX), purified terephthalic acid (PTA), mono-ethylene glycol (MEG); and cracker products - ethylene, propylene and aromatics. Co. is also engaged in the manufacture of RELAB and textiles. Co.'s textile products are sold under the brand names: Only Vimal, Harmony, Reance, RueRel and V2.