Dwarkanath Tagore invested his money to set up six joint stock companies in 1830 -1840, but they did not florish. Dwarkanath Tagore, one of the first Indian industrialists and entrepreneurs. He was the founder of the Jorasanko branch of the Tagore family.

Background:
During the 19th century, India was under British colonial rule. The British East India Company, which had established its presence in India since the early 1600s, played a significant role in expanding British influence and control over the Indian subcontinent. As part of their economic endeavors, the British encouraged the establishment of joint stock companies in India to promote trade and investment.

Establishment of Joint Stock Companies:
During the period of 1830-40, several joint stock companies were established in India. These companies played a crucial role in the economic development of the country and contributed to the growth of industries such as textile, shipping, and banking. Among these companies, six were particularly notable, and they are as follows:

1. Jamsedji Nusserwanjee Tata:
- Jamsedji Nusserwanjee Tata was an Indian industrialist and entrepreneur who played a pivotal role in the establishment of the Tata Group, one of the largest business conglomerates in India.
- Tata was involved in the establishment of several joint stock companies during the 1830-40s, including the Central India Spinning, Weaving, and Manufacturing Company, and the Central India Mining and Industrial Company.

2. Dinshaw Petit:
- Dinshaw Petit was a prominent Parsi industrialist and philanthropist from Bombay (now Mumbai).
- Petit was involved in the establishment of joint stock companies such as the Bombay Spinning and Weaving Company, which was one of the first textile mills in India.

3. Seth Hukumchand:
- Seth Hukumchand was a prominent businessman and philanthropist from Central India.
- He was involved in the establishment of joint stock companies such as the Hukumchand Mills, which was one of the largest textile mills in India during that time.

4. Dwarkanath Tagore:
- Dwarkanath Tagore was a wealthy zamindar (landlord) and entrepreneur from Bengal.
- He played a significant role in the establishment of several joint stock companies, including the Bengal Coal Company, which was involved in coal mining and trading.

Conclusion:
During the period of 1830-40, several prominent individuals in India played a crucial role in establishing joint stock companies. These companies were instrumental in the economic development of the country and contributed to the growth of various industries. Some of the notable individuals involved in this endeavor were Jamsedji Nusserwanjee Tata, Dinshaw Petit, Seth Hukumchand, and Dwarkanath Tagore. They established companies such as the Central India Spinning, Weaving, and Manufacturing Company, the Bombay Spinning and Weaving Company, the Hukumchand Mills, and the Bengal Coal Company, respectively.

Establishment of Joint Stock Companies in India (1830-40)
During the period of 1830-40, several joint stock companies were established in India. The individual who established six such companies during this time was Dwarkanath Tagore.
Joint Stock Companies established by Dwarkanath Tagore:
- Bengal Bank (1833): Dwarkanath Tagore founded the Bengal Bank, which was one of the first joint stock banks in India.
- Union Bank (1839): He also established the Union Bank in 1839, which aimed to provide financial services to the public.
- Bengal British India Society (1839): This joint stock company was established by Dwarkanath Tagore to promote trade and commerce between Britain and India.
- British Indian Association (1843): Dwarkanath Tagore founded the British Indian Association, which worked towards the welfare and development of the Indian community.
- Calcutta Coal Company (1843): He established the Calcutta Coal Company, which focused on mining and trading of coal in Calcutta.
- British Indian Steam Navigation Company (1843): This joint stock company was founded by Dwarkanath Tagore to provide steamship services for trade and transportation.
These joint stock companies played a significant role in promoting economic development and trade during that period. Dwarkanath Tagore's contributions to the establishment of these companies helped lay the foundation for future industrial and commercial growth in India.