Aqua Lung International is a large and well-known firm which makes scuba and other self-contained breathing apparatus, and other diving equipment. It produced the Aqua-Lung line of regulators, like the CG45 and the Mistral, among others. Wikipedia
Founded: 1946
Founders: Jacques Cousteau and Émile Gagnan
Owner: Montagu Private Equity
Subsidiaries: Apeks, Aqua Lung America, Technisub, and more
Source: S&P Global Market Intelligence