Suzano S.A. (SUZ) is a Brazilian company that operates both domestically and internationally. The company specializes in producing and selling eucalyptus pulp and paper products, with two main segments: Pulp and Paper. Within these segments, Suzano offers a range of products such as coated and uncoated printing and writing papers, paperboards, tissue papers, and market and fluff pulps, as well as lignin and its byproducts.

Aside from its core business, Suzano is involved in various other activities. These include the research, development, and production of biofuel, the operation of port terminals, power generation and distribution, commercialization of equipment and parts, biotechnology research and development, and the commercialization of paper and computer materials. Suzano also engages in business office, production packaging, and financial fundraising activities.

Moreover, the company is involved in the research, development, production, commercialization, and distribution of wood-based textile fibers, yarns, and filaments produced from cellulose and microfibrillated cellulose. Additionally, Suzano conducts research and development of wood raw materials for the textile industry.

Founded in 1924 and headquartered in Salvador, Brazil, Suzano S.A. was previously known as Suzano Papel e Celulose S.A. The company changed its name to Suzano S.A. in April 2019.