India, June 27 -- Kanika Goyal says she wishes she wasn't so ambitious. She doesn't mean it. That her business is booming is evident from the incessant activity at her four-floor studio in Faridabad. There are craftspeople working on sequinned Mickey Mouse figures for grungy T-shirts and shirt dresses. Master tailors are cutting sheaths of denim to artistically attach to the softest Chinese cotton for her signature hybrid pants. Embroiderers and patchwork experts are bringing to life playful collages. Stockkeepers are overseeing mounds of fabric that will be stashed away to be recycled creatively later. Goyal's ambition is everywhere.

In the fashion world, Goyal is everywhere too. The 35-year-old designer is prolific, even among her Mill...