OSIsoft develops software and technology that give people the power to transform their world through data. OSIsoft’s PI System captures operational data from sensors, manufacturing equipment and other devices and transforms it into rich information streams that can be accessed by plant engineers, executives, data researchers and partners to improve productivity, save money or engage in business analytics.

More than 1,000 leading utilities, 95 percent of the largest oil and gas companies, 65 percent of the Fortune 500 industrial companies and numerous government agencies rely on technology from OSIsoft and its partners. The PI System is part of the critical infrastructure at over 19,000 manufacturing sites, refineries, water treatment facilities, office complexes, transportation networks, wind farms, power plants, data centers and other environments. Worldwide, more than 1.5 billion sensor-based data streams are managed by the PI System.

Founded in 1980, OSIsoft has over 1,200 employees and is headquartered in San Leandro, California.

OSIsoft at a Glance:

  • More than 5,000 customers, including over 1,000 utilities, 95% of the top 40 oil and gas companies, 90% of the largest pharma companies and 65% of the Fortune 500 industrials.
  • The PI System is running at over 19,000 sites capturing data from over 1.5 billion sensors
  • 1,200+ employees
  • Operating in 127+ countries
  • Founded in 1980.
  • Privately held. Investors include Mitsui, Technology Crossover Ventures, Tola Capital, and Kleiner, Perkins, Caufield and Byers.
  • 20% of revenue is invested in R&D


PI System PI System

From data to knowledge to transformation
Move from complexity to simplicity, from asset and process intelligence to operational intelligence with the PI System. Its highly scalable, open data infrastructure empowers enterprises in real time, transforming operational data into actionable knowledge and business transformation.



San Leandro Tech Campus, 1600 Alvarado Street

San Leandro, CA 94577


Phone: 510-297-5800