Vaisala is a Finnish company founded on January 1, 1936, by Vilho Väisälä . The company, officially known as Vaisala Corporation , is an Osakeyhtiö , which is the Finnish term for a limited liability company. Headquartered in Vantaa , the organization is active and currently led by CEO Kjell Forsen .
Vaisala operates in various industries, including measurement , biosensors , environmental monitoring , and marine technology . They have assigned a total of 8 patents to their name .
Employing around 1900 people with a company size range of 1000-4999 , Vaisala continues to expand, as evidenced by their subsidiary, AerisWeather . The full address of the company's headquarters is Vanha Nurmijärventie 21, 01670 Vantaa, Finland . Vaisala Oyj is the company's legal name .