Davide Vassallo

DSS Sustainable Solutions Switzerland SA engages in the provision of management consulting services. It offers safety and operational risk management, safety technologies, and learning and development. The company is headquartered in Wilmington, DE.

Decision Software Systems, Inc. provides on-site and off-site information and engineering technology consulting services. It also provides skilled technical professionals to meet industry and government requirements. It offers clients, a complete technical solution to assist in meeting the program technology objectives. The firm provides services to the financial, engineering, aerospace, utilities and communication industries. Decision software systems was founded in 1984 and is headquartered in Doylestown, PA.