Kajaja is a leading brand in the field of acoustics, offering a range of services including consultation, design, and measurements. They provide expert guidance and solutions for construction acoustics, room acoustics, as well as noise and vibration control of environmental and technical equipment. With extensive experience in the industry, their team offers expert opinions and assessments on project solutions, construction work, and measurement results.

Kajaja utilizes state-of-the-art measurement systems and software from leading manufacturers, ensuring accurate and reliable results. They are an accredited testing laboratory, following ISO 17025:2017 quality systems, and are recognized by the Estonian Accreditation Centre (EAK). Kajaja's expertise extends to project design, where they collaborate with architects, designers, developers, and construction companies to create cost-effective solutions that meet environmental noise standards.

Their impressive portfolio includes projects such as the Estonian National Library, the Arter Quarter, and the ERR Telemaja. With a dedication to customer satisfaction and a commitment to excellence, Kajaja aims to be the preferred partner and the leading company in the acoustics industry in Estonia