Invest in Castellum

Why Castellum is of interest to investors

Castellum is one of the Nordic region’s largest listed commercial property companies and has a long-term approach to strategy, growth in property value, income from property management and dividends.

Stable growth since the IPO in 1997

Stable growth in value entailing a total return of 3,175 per cent since 1997.

Well-diversified portfolio

The focus is on commercial properties with properties in various business categories that reflect Swedish, Danish and Finnish business life. Tenants include both private and public players and exposure to individual tenants is low. Public sector players are the largest customer category, comprising approximately one quarter of the customer base. In addition to our asset portfolio, we also have long-term ownership of the Norwegian property company Entra.

A sustainable property owner

Castellum intends to be the most sustainable property company in Europe. The company has won several awards that validate its high ambitions in the field of sustainability. Since the autumn of 2022, Castellum has been the first major property company in the Nordic region whose shares have been classified as green on Nasdaq Stockholm.

An innovative property owner

Castellum aims to be a modern property owner that gives its employees a mandate to grow and develop services with new technology and digitalisation as the guiding lights for creating attractive, flexible work environments for the company’s tenants.

Local business

Castellum is present in attractive Swedish growth regions as well as Copenhagen and Helsinki, with its own local organisations. Local presence means that Castellum has a good understanding of the market and can offer premises that are suited to its tenants’ needs.

Sustainability awards and assessments

Castellum’s owners and investors place a premium on the company’s well-developed sustainability initiatives, as shown by the sustainability awards and external assessments Castellum received during the year.

Dow Jones Sustainability Indices.

For the seventh consecutive year, Castellum has received top marks in the S&P Corporate Sustainability Assessment (S&P CSA) and is the only Nordic property company to be included in the Dow Jones Sustainability Indices (DJSI) and several other related sustainability indices.

MSCI ESG Ratings

Castellum has a ranking of AAA (on a scale of AAA to CCC) in the MSCI ESG Ratings assessment.

Industry leader according to GRESB

For the seventh consecutive year, Castellum has ranked as a sector leader in sustainability in the office/industrial category by the Global Estate Sustainability Benchmark (GRESB).


The European Public Real Estate Association (EPRA) works to improve standards and transparency in the property industry in order to strengthen credibility and security for investors. This year, Castellum won the Gold Award from EPRA, which has an award scale from Bronze to Gold.


Castellum reports to the CDP and has a rating of B on a scale of A to D–. The CDP is an independent non-profit organisation with the world’s largest collection of information on companies’ climate impacts.


Castellum has ranked as Industry Top-Rated in the Sustainalytics sustainability benchmark, which covers over 15,000 companies across the globe.

Climate targets approved by SBTi

Castellum was the first property company in the Nordic region to have its goals for climate-neutral operations approved by the Science Based Targets initiative (SBTi), back in 2018. The company’s climate targets are scientifically rooted and in line with the goals of the Paris Agreement to reduce global warming, as well as Sweden’s ambitions of becoming a fossil-free country.

The Sustainability Yearbook

Castellum is ranked first in Europe and fourth worldwide in the 2022 Sustainability Yearbook, and is the only property company in the Nordic region to be included. The Sustainability Yearbook is produced by S&P Global. Over 7,500 companies in 61 industries in total were reviewed.

The share

Castellum is one of the largest commercial listed property companies in the Nordic region. Since 1997, the company’s share has been listed on Nasdaq Stockholm Large Cap under the symbol CAST.