As of December 2024, 39.28% is owned by Indian Promoters and 60.72% by Public.

Top four Promoters holding highest number of shares of Billwin Industries L company are Smita Subrata Dey (15.45 lakhs shares / 36.95%), Subrata Dey (0.84 lakhs shares / 2.01%), Pritish Subrata Dey (10200 shares / 0.24%) and Ritweikaa Subrata Dey (3002 shares / 0.07%).