International Society of Sustainability Professionals (ISSP)
Professional Training and CoachingOregon, United States11-50 Employees
The International Society of Sustainability Professionals (ISSP) is a nonprofit, member‑driven association that builds a professional culture around making sustainability standard practice. Based in Corvallis, Oregon, it serves sustainability professionals by providing credentialing and education that support career development in the field. The organization developed the ISSP Certified Sustainability Professional credential, which launched in 2016, and offers resources such as study guides to help candidates prepare for certification. It also introduced an online version of S-CORE in 2017, expanding access to assessment tools for member organizations. In 2024, ISSP pursued collaboration with external partners, including an announced partnership with the Environment Institute of Australia and New Zealand. The same year, the organization appointed Chhavi Maggu as Governing Board President, signaling governance activity and leadership updates within the nonprofit.