New Delhi, Sept. 2 -- In today's rapidly evolving regulatory environment, a growing number of companies are grappling with threats that stem not from market cycles but from changing rules, enforcement actions, and geopolitical dynamics.

Investors may be enticed by strong fundamentals or promising innovations, but certain companies face regulatory challenges that could dramatically disrupt valuations, progress, and public trust.

Some companies discussed below operate almost as duopoly businesses with high degree of visibility on revenue and profit.

But in India, companies operating in duopoly industries are also subject to a lot of government control and have a compliance burden to ensure they don't misuse their dominance to harm consum...