AF Group
AF Group is a Norwegian engineering, construction and civil-engineering group active in buildings, infrastructure, property, environmental services, energy and offshore projects.
Last updated August 26, 2026
Overview
AF Group, formally AF Gruppen ASA and historically known as Arbeidsfellesskapet, is a Norwegian engineering and construction group headquartered in Oslo. Established in 1985 by Per Ove Aftreth and Leif Jørgen Moger, the company developed from a contracting partnership into a diversified group serving construction, civil engineering, property development, environmental remediation, energy efficiency and offshore markets. It is listed on the Oslo Stock Exchange under the ticker AFG and is described as one of Norway’s largest civil-engineering and construction companies. The group’s early development included work connected with the oil and gas sector. A notable project was the construction of the landfall tunnel from the Troll Field in 1991, which helped establish AF’s capability in technically demanding infrastructure and energy-related work. In 1997, AF merged with Ragnar Evensen, then one of Oslo’s major contractors. The transaction substantially increased AF’s revenue base and broadened its contracting platform. During the same year, AF acquired the property company Odin, creating the foundation for a property business that later became one of the group’s principal areas of activity. AF subsequently expanded beyond conventional construction. It developed demolition and recycling operations and took responsibility for the demolition of the Sola Refinery in Jæren in 2000. That project was among Norway’s largest demolition assignments at the time and contributed to AF becoming a major Norwegian participant in demolition and environmental contracting. The environmental business later extended to offshore decommissioning, including the development of an environmental base at Vats near Haugesund for receiving and processing decommissioned offshore installations. The group’s business structure has included property, building, civil engineering, environment, energy and offshore activities. The property division develops housing and manages properties in Eastern Norway and Western Sweden. Building activities cover new residential, office, school, cultural and institutional construction. Civil engineering is described as the largest division and has included units focused on general civil engineering, harbour work, and oil and energy-related projects across Norway and western Sweden. Environmental services include demolition, upgrading and decommissioning of older structures and offshore installations. The energy division designs and improves energy solutions for buildings, construction projects, ships and offshore facilities, with operations described in Norway and China. Offshore activities have included maintenance, modification, marine services, rig services and decommissioning-related infrastructure. AF established Offshore as a separate business area in 2013 after undertaking several offshore projects. Subsequent North Sea contracts supported the development of its Vats environmental base and expanded its role in offshore maintenance, modification and decommissioning. The group has also operated through or alongside specialist subsidiaries in Norway and Sweden, although the precise status of individual historical subsidiaries may have changed over time. AF Group’s public recognition has included awards for construction, corporate reporting, digital communications and cooperation between business and culture. Its Blåfalli Vik project received a Construction of the Year distinction in 2007. The company’s website won a Farmandprisen award in 2009, and AF Group received a further Farmandprisen award in 2015 for its annual report among listed companies. AF and Peer Gynt AS also received a Culture and Business award in 2009. Available reference material does not provide a complete current financial profile, detailed ownership information or a verified list of all present subsidiaries, so those details are not expanded here.
History
AF Group was founded in Norway in 1985 as Arbeidsfellesskapet by Per Ove Aftreth and Leif Jørgen Moger. It began as a contracting enterprise and later developed capabilities in civil engineering, construction and energy-related work. Its involvement in the oil and gas sector included construction of the landfall tunnel from the Troll Field in 1991, an early example of the group’s participation in technically complex energy infrastructure. A major structural change came in 1997, when AF merged with Ragnar Evensen, one of Oslo’s larger contractors. The merger approximately doubled AF’s revenues according to the available reference material and gave the company a broader construction platform. AF also acquired the real-estate company Odin in 1997. That transaction formed the basis of the Property business, which subsequently became responsible for housing development and management of properties in Eastern Norway and western Sweden. The group then broadened its activities into demolition, recycling and environmental contracting. In 2000, it undertook demolition of the Sola Refinery in Jæren, described as one of Norway’s largest demolition projects. The assignment helped establish AF as a significant Norwegian demolition contractor. Its environmental capabilities later expanded to include demolition and upgrading of existing structures and the dismantling or reception of offshore installations. AF’s business portfolio has included Property, Building, Civil Engineering, Environment, Energy and Offshore. Building operations have covered new residential, office, school, cultural and institutional projects. Civil Engineering has been identified as the group’s largest division, with work across Norway and western Sweden and units associated with civil works, harbours, oil and energy. The Environment business has operated in Norway and internationally, including through activities connected with the United Kingdom and Poland. Energy activities have focused on designing, improving and optimizing energy solutions for buildings, construction projects, ships and offshore installations, with offices described in Norway and China. Offshore became a separate business area in 2013 after AF had completed a number of offshore projects. The business was subsequently associated with maintenance and modification, marine and rig services, and decommissioning work. Contracts in the North Sea supported the development of an environmental base at Vats near Haugesund, designed as a reception facility for decommissioned offshore installations. This evolution linked the group’s traditional contracting expertise with the environmental and industrial requirements of the mature offshore sector. Historical subsidiaries and operating companies mentioned in reference material include AF Gruppen Industri, AF Ragnar Evensen, AF Spesialistprosjekt, AF Brødrene Holstad, Rolvsrud Utbygging and Scandinavian Rock Group in Norway, as well as AF Anläggning and JK Bygg i Göteborg in Sweden. These names should be treated as historical or reference-period entities because the available material does not verify their present legal status. AF Group is listed on the Oslo Stock Exchange under AFG and is headquartered in Oslo. Its public recognition has included the Construction of the Year award for Blåfalli Vik in 2007, a Farmandprisen award for its website in 2009, a Culture and Business award with Peer Gynt AS in 2009, and a Farmandprisen award for its annual report in 2015. The supplied references do not establish a complete chronology of later acquisitions, leadership changes, financial results or current subsidiary ownership.
- 2013Offshore becomes a separate business area
AF establishes Offshore as a distinct business area following earlier offshore projects and later expands into maintenance, modification, marine, rig and decommissioning services.
- 2000Sola Refinery demolition
AF undertakes demolition of the Sola Refinery in Jæren, one of Norway’s largest demolition projects at the time.
- 1997Merger with Ragnar Evensen
AF merges with Oslo contractor Ragnar Evensen, materially expanding its contracting base and revenue scale.
- 1997Odin acquisition creates the Property business
AF acquires real-estate company Odin, providing the foundation for its property-development and property-management activities.
- 1991Troll Field landfall tunnel
AF builds the landfall tunnel from the Troll Field, reflecting its expansion into oil and gas-related infrastructure.
- 1985Arbeidsfellesskapet is established
Per Ove Aftreth and Leif Jørgen Moger establish the company that later becomes AF Group.
Products and positioning
Diversified Norwegian engineering and construction group combining large-scale civil engineering with building, property, environmental, energy and offshore capabilities.
BuildingConstruction
AF Group’s Building business delivers new construction projects across residential and non-residential segments. The referenced activities include homes, offices, schools, cultural facilities and institutional buildings. The business is project-based rather than a packaged consumer product line, with AF contributing construction management, engineering and execution capabilities. The supplied material does not identify a complete list of current projects or technical specialisms.
Civil EngineeringInfrastructure contracting
Civil Engineering is described as AF Group’s largest division. It undertakes infrastructure and civil works across Norway and western Sweden, with referenced units covering general civil engineering, harbour projects, and oil- and energy-related work. The portfolio is associated with large, technically complex construction and infrastructure assignments. No complete current project register or revenue breakdown is provided in the available sources.
PropertyProperty development1997
The Property business originated with AF’s 1997 acquisition of real-estate company Odin. It develops housing and manages a portfolio of properties, particularly in Eastern Norway and western Sweden. This activity complements AF’s construction capabilities by giving the group a role in development as well as project execution. The available material does not specify the present property portfolio, investment value or exact geographic scope.
EnvironmentDemolition and environmental services
AF’s Environment business focuses on demolition, recycling and upgrading of older structures. It also supports offshore decommissioning, including the reception and processing of retired offshore installations at the environmental base in Vats near Haugesund. The division grew from major demolition assignments such as the Sola Refinery project and expanded into a broader industrial and environmental-services role. The reference material mentions operations in Norway, the United Kingdom and Poland.
EnergyEnergy engineering
The Energy business designs, improves and optimizes energy solutions for buildings, construction projects, ships and offshore installations. Its remit includes energy efficiency and renewable-energy production, positioning it alongside AF’s construction and industrial capabilities rather than as a conventional utility business. The reference material identifies offices in Norway and China but does not provide a detailed technology catalog or separate product brands.
OffshoreOffshore industrial services2013
Created as a separate business area in 2013, Offshore covers services associated with offshore installations and the North Sea industrial ecosystem. Referenced activities include maintenance and modification, marine and rig services, and work connected with decommissioning. The Vats environmental base gives the group infrastructure for receiving decommissioned offshore installations. Specific contracts, customers and current service boundaries are not detailed in the supplied sources.
Flagship businesses
- Civil-engineering contracting
- Building projects
- Offshore installation decommissioning at Vats
- Energy optimization for buildings, ships and offshore installations
- Property development in Norway and western Sweden
Leadership
| Name | Title | Tenure |
|---|---|---|
| Amund Tøftum | Chief Executive Officer and President | — |
| Andreas Jul Røsjø | Executive Vice President, Property and Energy | — |
| Arild Moe | Executive Vice President, Civil Engineering | — |
| Bård Frydenlund | Executive Vice President, Human Resources | — |
| Eirik Wraal | Executive Vice President, Environment | — |
| Henning Olsen | Executive Vice President, Building | — |
| Lars Myhre Hjelmeset | Executive Vice President, Offshore | — |
| Sverre Hærem | Chief Financial Officer and Executive Vice President | — |
Recent events
- 2015AF Group wins Farmandprisen for annual reporting
AF Group received Farmandprisen recognition for the best annual report in the listed-companies category.
Other - 2009AF Group website receives Farmandprisen award
The company website was recognized by Farmandprisen as the best website among listed Norwegian companies.
Other - 2009AF and Peer Gynt receive Culture and Business award
AF and Peer Gynt AS received recognition for cooperation between business and culture.
Other - 2007AF Group wins Construction of the Year recognition for Blåfalli Vik
AF Group and its Blåfalli Vik project received a Construction of the Year distinction.
Other
Sources
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