HSK Sähkön references
Infrastructure construction
- Contract of service for road lighting, Oulu–south 2010–2015- Contract of service for road lighting, Lapland 2010–2015
- Contract of service for road lighting and pumping stations, Oulu–north 2009–2012
- Contract of service for road lighting and pumping stations, Kainuu 2009–2011
- Contract of service for road lighting and pumping stations, South Lapland 2009–2012
- Contract of service for road lighting, Town of Pudasjärvi 2009–2012
- Renovation of road lighting 2011, North Ostrobothnia and Kainuu 2011
- City of Iisalmi, replacement of streetlights and light fittings, 2011–2012
- Town of Pieksämäki, renovation of the streetlight network and additional work, 2011
- Andament Oy, improvements to Highway 4, 2011
- Andament Oy, traffic lights in Ylivieska, Highway 27, 2010
- Andament Oy, traffic lights in Varkaus, Harjulantie, Highway 23, 2010
- ELY Centre for North Ostrobothnia, Sievi Main Road 63, moving of poles, 2010
- City of Kalajoki, car park lighting in the central area of the sand dunes, 2010
- City of Kalajoki, lighting of Pakkainpolku, 2010
- City of Kalajoki, lighting of the Ämmä and Äijä harbours, 2010
- Municipality of Pello, lighting of the Lempeä road area, 2010
- Population centre arrangements in the municipality of Vihanti, 2009
- Maintenance of road lighting in the municipality of Alavieska, 2009–
- Electrification of the Travel Time Information Service’s cameras, 2008
- City of Kalajoki, installation of road lighting and the maintenance and expansion of municipal engineering 2006–
Network building
- Vattenfall Verkko Oy, low voltage renovation, Ojalantanhua, 2011- Vattenfall Verkko Oy, low voltage renovation, Vanhatie, 2011
- Vattenfall Verkko Oy, low voltage renovation, Eräpolku, 2011
Public buildings
- Ylivieska Health Centre, laboratory renovation, 2011- Municipality of Alavieska, renovation of the upper level comprehensive school, 2011
- City of Kalajoki, Tynkä local school, 2010
- Renovation of Ylivieska Health Centre, 2010
- Ylivieska parish’s office building, 2009
- Municipality of Alavieska, renovation of school centre, 2010
- Municipality of Alavieska, expansion of school centre, 2009
- Municipality of Alavieska, terrace houses, 2005–2006
- Kalajoen Vanhustenkotiyhdistys Ry (Kalajoki Geriatric Home Association), group home for the elderly, 2008
Building firms
- Rakennusliike Keskisipilät Oy, terrace houses, detached houses and commercial buildings- Savarin Katsastus
- ATM Kiinteistöt, Porokylän Leipomo
- Samira Group Oy, Kiinteistö Oy Seastar
- Rakennusliike Salmela, hall
- Rakennushollari Oy, hall extension
- Jukka Isopahkala Oy, terrace houses and detached houses
- Talomyynti V. Savolainen Oy, detached houses
- RaVe-Invest Oy, detached houses
- Rakennusliike Boss Oy, detached houses
- Rakennuspalvelu V. Savolainen, detached and semi-detached houses
Industrial buildings
- Ylivieskan Vesiosuuskunta (Ylivieska Water Cooperative), Vesitalo office and control room- Ylivieskan Teollisuuskiinteistöt, extension of the Premec hall
- City of Kalajoki / Kartanokoneet, alteration of hall
- Solar Kaihdin Oy, extension
- Kalajoen Teollisuusrakenne Oy, maintenance
- Lastaus Heikki Kärjä, maintenance
- Pohjanmaan Rehujauhatus Oy, maintenance
- Koneurakointi Rahja Asko Oy, hall
- Kuljetusliike Esa Ruhkala & Co, hall
- T&A Mämmelä Oy, electrification of the company’s products
- Kalajoen Teollisuuseristys, hall extension
- Kalajoen Jäähdyttämö, construction and maintenance
- Andament Oy, construction of industrial hall
- PPTH Norden, new lighting
- Kalajoen Puutuote, control centres and cabling for a tonguing cutter’s feeder
Agriculture
- NHK Keskus, Pikkarainen, cow-house- NHK Keskus, Kuha, cow-house
- Lampela Juhani, cow-house
- NHK Keskus, Mäkäräinen, cow-house
- Salmu Arvo, cow-house
- Heikkilä Harri, piggery
- Jokela Pekka, cow-house
- Hihnala Hannu and Tuomo, cow-house
- MTY Rantaheikkilä, piggery
- Kärkipork Oy, piggery
- Citypork Oy, piggery
- Juola Lauri, piggery
- Isopahkala Markku, piggery
- Iso-Oja Matti, cow-house
- Tolonen Matti, cow-house
- Vihelä Matti, cow-house
- Timlin Jukka, cow-house
Buildings in the tourism and commercial sector
- Ylivieskan Kodinkeskus, store and storage space, 10,000 m2- Laaksojen Maitokunta, Justus shop
- RAY, Potti game hall, Ylivieska
- Camping Hiekkasärkät Oy, service and sauna building
- Camping Hiekkasärkät Oy, electrification of the camp site expansion
- Tahkokorvat Oy, renovation of time share dwellings
Private consumers
- Detached houses 2004–2010, approximately 140 pcs- Air source heat pump installations
- Boiler house installations
