After Stephen Girard returned from the China trade, he became a prominent investor and financier in various sectors of the American economy. Here are some key areas where he invested:

1. Shipping and Maritime Trade:

   • Girard continued to invest in shipping, expanding his fleet of vessels. He established Girard's own shipping company, which was involved in trade routes not only in China but also with Europe and the Caribbean.

2. Banking:

   • Girard founded the Girard Bank in Philadelphia in 1811. His bank became one of the largest in the United States, focusing on commercial banking and providing loans to businesses.

3. Real Estate:

   • He invested heavily in real estate, acquiring significant properties in Philadelphia and other areas. Girard’s investments in land contributed to urban development in the growing city.

4. Infrastructure:

   • Girard invested in infrastructure projects, including the construction of roads and railways, which were vital for expanding trade and transportation networks.

5. Manufacturing:

   • He also invested in manufacturing industries, particularly those related to textiles and ironworks, which were expanding rapidly during the Industrial Revolution.

6. Philanthropy:

   • Beyond his business investments, Girard was known for his philanthropic efforts, including founding the Girard College for orphans in 1833, which provided education and support for underprivileged children.

Girard’s investments played a crucial role in the economic development of early 19th-century America, and he became one of the wealthiest individuals of his time. His business acumen and vision for investment significantly influenced various sectors, especially in Philadelphia.