Summa Defence Oyj

Helsinki, Finland-based Summa Defence Oyj, established in 2024, operates as a technology group dedicated to defence and security. Previously known as Meriaura Group Oyj until its rebranding in June 2025, the company specializes in developing dual-use technologies. These innovations are crucial for bolstering security of supply, enhancing situational awareness, improving mobility, and strengthening overall defence capabilities across civilian, security, and military sectors. Its diverse portfolio includes marine vessels crafted from aluminum and steel, adaptable machine and equipment solutions, Watermaster multi-purpose machines, modular containers and spaces, advanced drone systems, augmented and virtual reality technologies, near-eye display solutions, and sustainable energy provisions for industrial use, power companies, and properties.