Vaisala Oyj

Vaisala Oyj is a global leader in environmental and industrial measurement, providing products and services that enable observations for a better world. The company's mission is to deliver precise environmental and industrial observations that facilitate safer, more efficient, and sustainable decisions worldwide. Headquartered in Vantaa, Finland, Vaisala's core purpose is "Taking every measure for the planet."

Vaisala's offerings span a comprehensive range of innovative observation and measurement products and services. These include instruments for measuring relative humidity, dewpoint, carbon dioxide, oxygen, barometric pressure, wind, rain, visibility, and cloud height. The company's business is structured into three main areas: Industrial Measurements, Xweather, and Weather and Environment, serving diverse market segments such as meteorological agencies, aviation, renewable energy, life science, high-technology industries, and building automation.

Under the leadership of President and CEO Kai Öistämö, Vaisala maintains its market positioning through significant investment in research and development, allocating 11% of net sales to R&D in 2025. The company reported net sales of €596.9 million in 2025 and has shown strong growth in its Industrial Measurements business area in Q1 2026. Recent strategic moves include expanding its subscription-based business and acquisitions such as Speedwell Climate Ltd in 2024, AerisWeather in 2022, Maxar Intelligence's WeatherDesk in 2024, and Quanterra in 2025, further solidifying its role in climate action and environmental intelligence.