Quorum Software Acquires TietoEvry Quorum Software, a technology company, has completed two transactions that will result in the creation of a provider of flow software business work focused exclusively on energy. Quorum will merge with Aucerna, a global provider of integrated planning, execution and reservation software for the energy sector. The deal will combine the two companies, both owned by Thoma Bravo, who share a focus on digital transformation. The new company, Quorum Software, has signed an agreement with TietoEVRY to acquire its entire oil and gas software business unit, which includes the hydrocarbon management solution Energy Components and the DaWinci solution for logistics personnel and materials.