• Handloom textile and saree business: Tamil Nadu is famous for its handloom textiles, especially silk sarees. You can start a business of creating and selling traditional handloom textiles, sarees, and fabrics.
  • Organic farming and agricultural products: You can start an organic farm and sell organic fruits, vegetables, and other agricultural products.
  • Jewelry making and fashion accessories: There is a rich tradition of jewelry making and fashion accessories in Tamil Nadu. You can start a business creating and selling traditional or modern jewelry and accessories.
  • Food and beverage business: Tamil Nadu has a diverse food culture, from traditional South Indian cuisine to more modern fusion food. You can start a business in areas such as home-cooked meals, street food, catering, and restaurant services.
  • Ayurvedic wellness and spa business: Tamil Nadu is known for its Ayurvedic heritage and you can start a business providing Ayurvedic massages, treatments, and wellness programs.
  • Handmade paper products: You can start a business creating and selling handmade paper products such as journals, diaries, and stationery.
  • Handicrafts and souvenirs: Tamil Nadu is rich in traditional arts and crafts, you can start a business selling traditional handmade items such as bronze sculptures, wooden crafts, and souvenirs.
  • Photography and videography services: You can start a business providing photography and videography services for events such as weddings, parties and corporate events.
  • Cyber security consulting services: Tamil Nadu has a strong IT sector and you can start a business providing cyber security consulting services for individuals and businesses.
  • Online tutoring and coaching: E-learning is becoming more popular and you can start a business providing online tutoring and coaching services in a specific subject or skill.

It's important to note that some of the businesses above may require certain skills, certifications or licenses, and it's important to research and complies with all the regulations that may apply to your business. Also, it's a good idea to understand the local market and its needs before starting a business.