Atrium Ljungberg

Atrium Ljungberg is one of Sweden’s major urban development and property companies. Its business combines the ownership, development, leasing, and management of commercial and residential real estate with the long-term shaping of complete urban districts. Rather than presenting itself only as a landlord, the company typically works across buildings, public spaces, services, culture, retail, education, and mobility in order to create active mixed-use environments. The company was formed in 2007 through the merger of LjungbergGruppen and Atrium Fastigheter. Its longer corporate heritage reaches back to 1946, when builder Tage Ljungberg established a construction and real-estate business. LjungbergGruppen later became a listed company, entering the Stockholm stock market in 1994. The 2007 combination brought together the Ljungberg and Atrium property businesses under the Atrium Ljungberg name. Atrium Ljungberg’s activities are concentrated in Sweden, particularly in the Stockholm region and other major cities. The company’s portfolio has been described as containing more than one million square metres of lettable area, with offices representing roughly two thirds of its properties. Its property mix also includes housing, retail, cultural venues, educational facilities, and spaces for creative and industrial activities. Industrial and mixed-use urban transformation are especially visible in areas such as Sickla in Nacka and Stockholm’s Slakthusområdet, historically associated with the city’s meatpacking and food-production activities. A defining feature of the company’s development model is the transformation of individual property holdings into integrated districts. In Sickla, Atrium Ljungberg has developed a broad combination of workplaces, education, retail, culture, services, and public-realm improvements. The company has also participated in the development of Slussen, one of Stockholm’s most important transport and urban-redevelopment areas. In 2018, Stockholm Municipality selected Atrium Ljungberg as the lead developer for Slakthusområdet, giving it a central role in the long-term conversion of the southern Stockholm district into a more varied urban quarter. In 2023, Atrium Ljungberg announced Stockholm Wood City, a planned large-scale wooden urban development in Sickla. The proposal covers approximately 25 blocks and 250,000 square metres and is intended to combine offices, housing, retail, and other urban functions. It has been presented as a major experiment in lower-carbon construction and sustainable city-making, and has attracted international attention as an example of timber-based urban development. The project reinforces the company’s positioning around district-scale development rather than isolated real-estate projects. The company also co-owns A house, a Stockholm-based coworking and property-development business focused on creative working environments. Through this and related activities, Atrium Ljungberg extends beyond conventional office leasing into workplace concepts, community-building, and the design of environments aimed at entrepreneurs and creative industries. Atrium Ljungberg is led by chief executive Annica Ånäs, while Johan Ljungberg serves as chairman and represents one of the families with significant ownership interests. The company remains an active Swedish listed property and urban-development group, with its business identity closely associated with Stockholm’s ongoing regeneration and the creation of mixed-use, sustainable city districts.

Atrium Ljungberg’s history combines the legacy of a family-linked construction business with the expansion of a modern Swedish property-development group. The company’s earliest roots are associated with builder Tage Ljungberg, who started a construction and real-estate business in 1946. That enterprise developed into LjungbergGruppen, a property company with activities in ownership, development, and management. LjungbergGruppen became a publicly traded company in 1994 when it was listed on the Stockholm stock market. Over time, its business evolved from a conventional construction and property base toward the creation and management of larger urban areas. The group’s projects increasingly combined offices, retail, housing, services, and public spaces rather than focusing solely on individual buildings. Atrium Fastigheter represented the other major corporate predecessor. In 2007, LjungbergGruppen and Atrium Fastigheter merged, creating Atrium Ljungberg. The new company inherited a substantial property platform and adopted a strategy centered on long-term ownership and the development of attractive, mixed-use urban environments. Its model brought together property investment, leasing, construction, redevelopment, and district management. Stockholm and its surrounding municipalities became the principal setting for the company’s growth. Sickla, in Nacka, developed into one of Atrium Ljungberg’s most recognizable projects. The area contains offices, retail, education, culture, services, and industrial or creative-industry premises, illustrating the company’s preference for districts with multiple functions and activity throughout the day. The company also became involved in major Stockholm redevelopment schemes, including Slussen, a strategically important area where transport infrastructure and the public realm are being reshaped. In 2018, the City of Stockholm appointed Atrium Ljungberg as lead developer for Slakthusområdet. The assignment placed the company at the center of a long-term transformation of the historic Stockholm Meatpacking District. The redevelopment is intended to produce a more diverse urban quarter while retaining connections to the area’s identity and existing activities. It also reflects Atrium Ljungberg’s concentration on converting specialized or industrial areas into mixed neighborhoods with workplaces, housing, services, culture, and public destinations. The company’s sustainability and construction agenda became especially visible in 2023, when it announced Stockholm Wood City. Planned for Sickla, the project comprises approximately 25 blocks and 250,000 square metres of development based substantially on wooden construction. It has been described as the world’s largest known wooden-built urban area and has received attention from international institutions interested in sustainable city development. The proposal positions Atrium Ljungberg not only as a property owner but also as an innovator in large-scale, lower-carbon urban construction. Alongside its owned and developed districts, Atrium Ljungberg has an interest in A house, a Stockholm coworking and property-development company specializing in creative work environments. This investment supports the group’s broader emphasis on workplaces, entrepreneurship, and community-oriented commercial spaces. Today, Atrium Ljungberg operates primarily in Sweden’s major cities, with a strong concentration around Stockholm. Its portfolio spans offices, residences, retail, cultural and educational premises, and other forms of mixed-use real estate. The company remains listed on Nasdaq Stockholm’s Large Cap segment. Annica Ånäs is identified as chief executive officer, and Johan Ljungberg is chairman. The Ljungberg family remains among the significant ownership interests associated with the company.

• 2023

  Stockholm Wood City announced

  [1]Atrium Ljungbergen.wikipedia.org

  Atrium Ljungberg announces a planned large-scale timber-built urban district in Sickla.

• 2018

  Lead developer appointed for Slakthusområdet

  [1]Atrium Ljungbergen.wikipedia.org

  The City of Stockholm selects Atrium Ljungberg to lead the redevelopment of Slakthusområdet in southern Stockholm.

• 2007

  Atrium Ljungberg is formed

  [1]Atrium Ljungbergen.wikipedia.org

  LjungbergGruppen merges with Atrium Fastigheter, creating the Atrium Ljungberg group.

• 1994

  LjungbergGruppen is listed

  [1]Atrium Ljungbergen.wikipedia.org

  LjungbergGruppen becomes a publicly traded company on the Stockholm stock market.

• 1946

  Tage Ljungberg establishes the company’s historical predecessor

  [1]Atrium Ljungbergen.wikipedia.org

  Builder Tage Ljungberg begins the construction and real-estate business that later develops into LjungbergGruppen and forms part of Atrium Ljungberg’s corporate heritage.

A Swedish urban-development and property company that combines long-term ownership with district-scale development, emphasizing mixed-use neighborhoods, sustainable construction, workplace environments, culture, services, and active public spaces.

• Commercial real estate

  Office properties

  Office buildings form the largest part of Atrium Ljungberg’s property portfolio, particularly in the Stockholm region. The company develops and manages conventional offices as well as workplace environments integrated with retail, services, culture, education, and public amenities. Its approach emphasizes the long-term vitality of entire districts rather than simply maximizing leasable floor area in individual buildings.

• Urban development

  Mixed-use urban districts

  Atrium Ljungberg’s core offering is the creation and management of mixed-use districts combining offices, homes, retail, services, culture, education, and public spaces. Sickla is the clearest example of this model, with a broad mix of functions designed to support activity throughout the day and create a recognizable local destination.

• Residential real estate

  Residential properties

  Residential development is part of Atrium Ljungberg’s mixed-use strategy. Homes are planned alongside workplaces, commercial premises, services, and cultural uses so that redevelopment areas become complete neighborhoods rather than isolated office or retail schemes. Residential projects are particularly relevant to the company’s large district transformations in and around Stockholm.

• Sustainable urban development · 2023

  Stockholm Wood City

  Stockholm Wood City is a planned development in Sickla based on extensive use of timber construction. The proposal covers approximately 25 blocks and 250,000 square metres, with offices, housing, retail, and other urban functions. It is intended to demonstrate how large-scale wooden construction can contribute to more sustainable urban development.

• Coworking and creative workplaces

  A house

  A house is a Stockholm-based coworking and property-development business co-owned by Atrium Ljungberg. It focuses on creative working environments and communities, extending the group’s office and urban-development activities into flexible workplaces designed for entrepreneurs and creative companies.

• 2023

  Announcement of Stockholm Wood CityProduct launch

  Background

  The company sought to apply timber construction and sustainability principles to a development at urban-district scale.

  Action taken

  Atrium Ljungberg announced plans for a wooden-built district in Sickla comprising approximately 25 blocks and 250,000 square metres.

  Aftermath

  The proposal drew international attention and became a prominent example of the company’s sustainability and innovation positioning.

  Source

• 2018

  Lead-developer role for SlakthusområdetStrategy

  Background

  Stockholm sought a long-term transformation of the historic Slakthusområdet district in the south of the city.

  Action taken

  Atrium Ljungberg was selected by the City of Stockholm as the lead developer for the area.

  Aftermath

  The appointment strengthened Atrium Ljungberg’s role in Stockholm’s large-scale urban regeneration and expanded its district-development pipeline.

  Source

• 2007

  Merger of LjungbergGruppen and Atrium FastigheterM&A

  Background

  The two Swedish property businesses combined to create a larger platform for property ownership, development, and management.

  Action taken

  The companies merged and began operating under the Atrium Ljungberg name.

  Aftermath

  The merger established the present corporate identity and supported a broader strategy focused on long-term urban districts and mixed-use real estate.

  Source

• 2023

  Atrium Ljungberg announces Stockholm Wood City[1]Atrium Ljungbergen.wikipedia.org

  Product launch

  The company announced a planned timber-built urban district in Sickla, Stockholm, covering approximately 25 blocks and 250,000 square metres and combining workplaces, homes, and urban services.

• 2018

  Atrium Ljungberg selected as lead developer for Slakthusområdet[1]Atrium Ljungbergen.wikipedia.org

  Other

  The City of Stockholm selected Atrium Ljungberg to lead the redevelopment of Slakthusområdet in southern Stockholm, expanding the company’s role in transforming an established industrial and food-production district into a mixed urban area.

1. 1Atrium Ljungbergen.wikipedia.org