Aeri

Aeri Oy is a Finnish air-quality services company focused on supporting cleaner air through measurement, calibration, consulting, and reporting. Its work helps organizations monitor outdoor air pollutants and improve the quality and reliability of air-quality data. Aeri measures particulate matter, including PM10, PM4, PM2.5, PM1, and total suspended particles, as well as nitrogen oxides, sulfur dioxide, reduced sulfur compounds, and ozone. Carbon monoxide measurements are also available on request.

The company calibrates instruments used to monitor nitrogen oxides, sulfur dioxide, hydrogen sulfide and other reduced sulfur compounds, ozone, and particulate matter, including TEOM and Fidas equipment. Calibration services also cover flow, temperature, and pressure. Aeri’s consulting services address air quality and outdoor pollutants, measurement methods, measurement quality assurance, quality systems, and the preparation of monitoring and measurement plans. Through these services, Aeri supports clients in planning and carrying out air-quality monitoring and maintaining confidence in measurement results. The company invites prospective clients to contact it for service information or a quotation.