Virjonen Oy is a family business founded in 1974, whose area of operation includes the municipalities of Turku and Turku. The company has 13 permanent employees. CEO Timo Virjonen. The company has a quality / operating model folder at its disposal . Certificates granted to Virjonen Oy Bisnode has rated Virjonen Oy's credit rating in the highest AAA category. Asiakastieto Oy 's strongest in Finland in 2013 Qualifications and memberships The company is a member of Infra ry RALA qualification is an indication of the company's competence, quality of work and reliability. Our reference list. www.rala.fi Virjonen Oy is part of the Trusted Partner register