STX Group is a global environmental commodity trading and climate solutions company founded in 2005 in Groningen, Netherlands. The company focuses on carbon credits, renewable energy certificates, biofuels, and energy efficiency, aiming to create transparent and efficient markets for these environmental commodities. STX Group's mission is to facilitate the pricing and trading of pollution and positive environmental contributions, supporting the transition to sustainability.

The company offers a range of services, including trading in European Union Emission Allowances (EUAs) and providing corporate climate solutions through its consulting arm, Strive by STX. This includes climate consulting, reduction strategy development, and offsetting solutions, helping corporations manage their carbon footprints and implement effective decarbonization strategies. STX Group serves a diverse clientele, including corporations in energy, manufacturing, transportation, and finance, all seeking to reduce their environmental impact and comply with carbon regulations.