There are many bathtub companies around the world that manufacture and sell a wide range of bathtubs. Some of the well-known bathtub companies include:

Kohler
American Standard
Maax
Jacuzzi
Kohler
Aquatic
TOTO
MTI Baths
Woodbridge
Ariel Bath
The bathtub company offers a variety of bathtub designs and materials, ranging from classic and traditional to modern and contemporary. They also offer different types of bathtubs, such as freestanding, alcove, drop-in, and corner bathtubs, among others. When choosing a bathtub, it's important to consider factors such as size, material, design, and features to ensure that you find the one that best meets your needs and preferences