Insights

Growth in Real Estate Portfolio Castellum manages a substantial and expanding property portfolio valued at approximately SEK 124 billion, with a lettable area of 3.9 million square meters. This indicates ongoing opportunities for property management, facility upgrades, and sustainability-related services as they develop their assets in attractive Nordic and Baltic regions.

Sustainability Leadership The company's commitment to becoming entirely climate neutral by 2030 and its distinction as the only Nordic property and construction firm listed on the Dow Jones Sustainability Index highlight a focus on eco-friendly solutions. This opens up sales opportunities in green building technologies, energy efficiency, and sustainability consultancy.

Digital Transformation Castellum leverages advanced technology including AWS, Microsoft 365, and analytics tools for property management and development. This digital maturity creates potential for selling innovative solutions such as IoT-enabled building management, smart workplace services, and digital security systems.

Recent Financial Turnaround Recent reports of positive net income and strengthened balance sheets suggest that Castellum is investing in growth initiatives. This financial stability can facilitate upselling opportunities in premium property services, modernization projects, and customized technological upgrades for existing properties.

Corporate Expansion & Partnerships Castellum's active expansion through strategic partnerships, including reseller agreements and government contracts in cybersecurity and electronic warfare, indicates a propensity to adopt cutting-edge, high-tech solutions. These activities point to opportunities in cybersecurity, smart building security, and integrated digital infrastructure for their real estate assets.

Similar companies to Castellum

Castellum Tech Stack

Castellum uses 8 technology products and services including Optimizely, Amazon Web Services, cdnjs, and more. Explore Castellum's tech stack below.

  • Optimizely
    A/B Testing
  • Amazon Web Services
    Cloud Hosting
  • cdnjs
    Content Delivery Network
  • Open Graph
    Content Management System
  • Microsoft 365
    Email
  • yepnope.js
    Javascript Frameworks
  • Windows Server
    Operating Systems
  • Google Analytics
    Web Analytics

Media & News

Castellum's Email Address Formats

Castellum uses at least 1 format(s):
Castellum Email FormatsExamplePercentage
First.Last@castellum.seJohn.Doe@castellum.se
50%
First.Last@castellum.seJohn.Doe@castellum.se
50%

Frequently Asked Questions

Where is Castellum's headquarters located?

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Castellum's main headquarters is located at Östra Hamngatan 16, Göteborg , Västra götalands län 411 09 , SE. The company has employees across 4 continents, including EuropeNorth AmericaSouth America.

What is Castellum's phone number?

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You can contact Castellum's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Castellum's stock symbol?

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Castellum is a publicly traded company; the company's stock symbol is CTM.

What is Castellum's official website and social media links?

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Castellum's official website is castellum.se and has social profiles on LinkedInCrunchbase.

How much revenue does Castellum generate?

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As of October 2025, Castellum's annual revenue is estimated to be $880M.

What is Castellum's NAICS code?

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Castellum's NAICS code is 531 - Real Estate.

How many employees does Castellum have currently?

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As of October 2025, Castellum has approximately 562 employees across 4 continents, including EuropeNorth AmericaSouth America. Key team members include Chief Sustainability Officer: F. E.Chief Technical Officer: A. B.Chief Marketing Officer: M. H.. Explore Castellum's employee directory with LeadIQ.

What industry does Castellum belong to?

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Castellum operates in the Real Estate industry.

What technology does Castellum use?

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Castellum's tech stack includes OptimizelyAmazon Web ServicescdnjsOpen GraphMicrosoft 365yepnope.jsWindows ServerGoogle Analytics.

What is Castellum's email format?

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Castellum's email format typically follows the pattern of First.Last@castellum.se. Find more Castellum email formats with LeadIQ.

When was Castellum founded?

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Castellum was founded in 1993.
Castellum

Castellum

Real EstateSweden501-1000 Employees

Castellum is one of the Nordic region’s largest listed property companies with a property value of approximately SEK 124 billion, including our participation in the Norwegian company Entra ASA. We are active in attractive Swedish growth regions as well as in Copenhagen and the Helsinki area. 250,000 people go to work every day in our properties.We develop flexible workplaces and logistics solutions with a lettable area of 3.9 million square meters. One of our sustainability goals is to become entirely climate neutral by 2030 at the latest. Castellum is the only Nordic property and construction company elected to the Dow Jones Sustainability Index (DJSI). The Castellum share is listed on Nasdaq Stockholm Large Cap.

Section iconCompany Overview

Headquarters
Östra Hamngatan 16, Göteborg , Västra götalands län 411 09 , SE
Phone number
Stock Symbol
CTM
NAICS Code
531 - Real Estate
Founded
1993
Employees
501-1000

Section iconFunding & Financials

  • $10M$25M

    Castellum's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Castellum's revenue is estimated to be in the range of $10M$25M

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