Harristo Oy

Harristo Oy is a Finnish construction and property development consultancy that supports clients throughout the different stages of building projects. The company brings together professional expertise, years of experience, and a commitment to sustainable, customer-focused work, helping clients move their property development initiatives forward with confidence.

Its services include project management, construction management and supervision, property development, and project development. Harristo also provides design services, including building services engineering and structural engineering, as well as timber construction expertise. For clients pursuing environmental goals, the company offers sustainability consulting and guidance on environmental certification, including support for the RTS environmental label.

Harristo’s work is grounded in practical coordination, technical competence, and responsible development. Client testimonials highlight its clear guidance, flexible approach, and contribution to project quality and progress. The company has worked with organisations including Sataedu, TOAS, and Logicenters. Harristo reports holding an AA certification and a good Rating Alfa credit rating awarded by Suomen Asiakastieto, reflecting its stated reliability and sound payment conduct.