- Business
- Ratos AB (publ) (RATO-B.ST) is a Swedish private equity firm that owns and actively develops a portfolio of unlisted mid-sized companies primarily in the Nordic region, focusing on technological and infrastructure solutions across three core business areas: Construction & Services; Industry; and Consumer. The company invests in buyouts, turnarounds, add-on acquisitions and middle-market transactions in sectors including construction, industrial services, consumer products, product solutions, critical infrastructure and life sciences, targeting firms with equity investments between SEK 250 million and SEK 5 billion, sales between SEK 300 million and SEK 5 billion, and EBITDA above SEK 50 million, while avoiding early-stage ventures, arms, pornography or environmentally harmful businesses; its portfolio includes 14 principal companies such as Sentia (construction, with subsidiaries HENT in Norway and SSEA Group in Sweden), Speed Group (transportation and logistics services), Plantasjen (garden retail in Norway, Sweden and Finland), Presis Infra (railway infrastructure maintenance, primarily Norway), Diab Group (core materials for composites in wind turbines, marine and aerospace), HL Display (retail display solutions), LEDiL (LED lighting components), KVD (online vehicle auctions), Oase Outdoors (camping equipment), TFS HealthScience (contract research organization for pharmaceuticals), Knightec and Semcon (merged engineering and product development services), airteam (ventilation services, recently divested), Vestia (construction), and Expin Group (infrastructure investment platform); operations span Sweden, Norway, Denmark, Finland and other parts of Europe, with approximately 10,900 employees (excluding certain divestitures) generating net sales of SEK 32 billion and adjusted EBITA of SEK 2.3 billion in 2024. Founded in 1866 as a steel trading partnership by the Söderberg family and headquartered at Sturegatan 10 in Stockholm, Sweden, Ratos applies its Ratos Business System governance model emphasizing simplicity, speed of execution and people-focused decentralization to drive synergies, organic growth and acquisitions, typically holding investments for five to ten years with majority or significant minority stakes (at least 20%) and board representation. Recent major changes include the 2024 merger of Knightec (70% owned) and Semcon to form a leading Nordic engineering platform with cost/revenue synergies and acquisition potential; creation and partial listing of Sentia ASA on Euronext Oslo Børs in June 2025 (retaining 40% stake) consolidating HENT and SSEA construction operations; divestment of airteam in May 2025 as part of streamlining; reconstruction and legal completion of Plantasjen operations; expansion via add-ons such as Speed Group's acquisition of Nord Logistics (November 2024) and multi-billion SEK contract renewal with Ericsson (December 2024); HL Display's acquisition of Kost Klip Manufacturing (2024); Presis Infra holding increase and NOK 3 billion contracts (2024); LEDiL's pursuit of Ingemann Components (2024); leadership transitions including Gustaf Salford as Ratos CEO (November 2025), Hans Sahlin as Speed Group CEO (January 2025), new CFO Anna Vilogorac and multiple subsidiary CEO changes; arbitration award for Diab (SEK 300 million positive EBITA impact, July 2025); and new sustainability targets aligned with Science Based Targets initiative (December 2024), alongside ongoing platform builds like Expin Group.