About Pi

Pi is a consulting firm working in the field of sustainable development. It was founded in 1995 by Pierre Hauselmann and Nancy Vallejo joined the company in 1999. They now both run Pi as partners.

Pi is based in Switzerland and counts with a network of consultants and contacts with whom we work in both developing and developed countries, thus providing a global reach to our activities. This network structure gives us flexibility and allows to answer our clients' needs with best expediency. The areas in which we work include:

  • Governance issues, institutional structures and multi-stakeholder processes

  • Standardization and certification of responsible management of commodities and services

  • Corporate, environmental and social responsibility, including procurement policies

  • Environmental management systems

  • Relation between trade, the environment and people

  • Policy analysis and development of strategies related to natural resource management and sustainable development

  • Sustainable forest management and community forestry

  • Capacity building and training

  • Legal and institutional matters, particularly the use of voluntary incentives to promote sustainable development

  • Protected areas

Pi's philosophy is to link technical solutions with solidarity (see “Why Pi”). We strive to offer the best possible service to our clients. Please click here to see a list of our past and present clients, which include non-governmental, governmental, inter-governmental and private organizations.