Marstrom Composite AB

Marstrom Composite AB is a Swedish manufacturer of advanced composite solutions, specializing in high-precision prepreg carbon fiber parts and full in-house production. Based in Västervik, Sweden, the company offers a complete production chain from design and tooling to finished composite products, utilizing 3- and 5-axis CNC machines and autoclave-hardened carbon fiber prepreg technology for exceptional shape accuracy and dimensional stability. Marstrom Composite serves critical sectors including defence, marine systems, industrial applications, aerospace, and automotive, providing components for high-performance sailboats, industrial machines, commercial aircraft, and specialized projects like precision tables for proton therapy. They are renowned for manufacturing advanced carbon fiber spars, lightweight composite structures, hulls, rudders, keel blades, and high-strength parts such as bus body panels and structural elements. Through its subsidiary Carbonia Composites, Marstrom acts as a Tier 1 supplier and development partner to leading European automotive OEMs, delivering advanced carbon and fiberglass components. In aerospace, Marstrom produces components for UAV systems, research platforms, and commercial passenger aircraft like Boeing 737/757 and Airbus A320 series, also performing repairs for airlines. The company's engineering-driven approach includes detailed structural modeling, FEM, and FEA to ensure optimal performance and long service life. Marstrom Composite maintains ISO 9001 certification, ensuring traceable production and adherence to exacting specifications, making it a trusted partner for innovation across diverse industries.