Insinööriavain was founded in 2017 and operates in Finland, headquartered in Jyväskylä. The company specializes in structural design, repair and renovation planning, indoor air quality studies, building condition investigations, and construction and site supervision. Clients primarily include construction companies, industrial clients, housing associations, and rental housing companies in central Finland.
Service: Building Condition & Renovation Planning
VCON VVS-konsult
VCON VVS-konsult was founded in 1998 and operates in Sweden, headquartered in Mölndal. The company specializes in building services engineering with expertise in HVAC, energy, and indoor climate, providing technical design, energy calculations, climate simulations, CAD and installation coordination, cost estimating, and site inspections. Clients include public and private property owners across new-build and refurbishment projects.
Optireal
Optireal was founded in 2019 and operates in Finland, headquartered in Helsinki with an additional office in Tampere. The company specializes in building services engineering for the construction and real estate sectors, with expertise in HVAC, electrical, and automation systems.
Protekno
Protekno was founded in 2012 and operates in Norway, with headquarters in Tønsberg. The company specializes in design management, project administration, and technical design, with niche expertise in HVAC engineering. Clients primarily include public and private sector actors in construction and installation projects.
Wavecon
Wavecon was founded in 2019 and operates in Sweden. The company offers consulting services in environmental monitoring and surveying. Services include risk analyses and control programs for construction-related noise and vibrations, as well as surveying for design, construction, and rail projects.
Vibroakustik
Vibroakustik was founded in 2004 and operates in Sweden. The company specializes in acoustics, vibration, and noise analysis, offering consulting services for construction, industry, mining, and infrastructure. Vibroakustik serves clients in both the private and public sectors, ensuring optimal environmental sound conditions.
Kåver & Mellin
Kåver & Mellin was founded in 1984 and is based in Sweden. The company provides structural engineering consulting services, including design, analysis, and project management for various building types. Its clients include public authorities, developers, and contractors involved in residential, commercial, and cultural heritage projects.
HTJ
HTJ was founded in 1999 and is headquartered in Vantaa, Finland. The company is a leading independent construction management firm, offering services in construction management, site supervision, energy and environmental consulting, and project management. HTJ serves a wide range of both public and private sector clients across Finland.
Hedström & Taube
Hedström & Taube was founded in 1996 and operates in Sweden. The company offers project management, design coordination, cost control, and environmental services. Clients include developers, contractors, and public institutions.
Bro & Betong Projektledning
Bro & Betong was founded in 1992 and operates in the Stockholm-Mälaren region. The company provides project and construction management throughout infrastructure and urban development projects, serving mainly public sector clients.