Monteiro Packaging is a Portuguese industrial group founded in 1917, specialized in the manufacturing of flexible and carton-based packaging for the food industry. Based in Porto, the group generates consolidated revenue of €82.6M in 2025 and employs 470 people across its two production units.
Monteiro, Ribas — Flexible Packaging (Porto)
Portuguese leader in flexible packaging, with 22,000 tonnes of annual production capacity and 360 employees (2025 revenue: €70.4M). Our equipment — 5 rotogravure presses and 4 flexo presses up to 10 colors, 7 laminating lines (2 of which solventless), 16 slitting machines — allows us to meet all formats and structures: doypacks, flowpack films, printed reels, high-barrier laminates, MAP packaging, and thermoformable packaging.
Liderbox — Carton Packaging (Barcelos)
Specialist in premium secondary carton packaging, with 110 employees (2025 revenue: €12.2M). UV offset printing (KBA 105 & 145), BOBST die-cutting (Speria, Visioncut, Expertcut), finishing (lamination, embossing, window-patching).
Markets & Clients
France is our leading export market (51% of revenue, >€35M in 2025). We support major references in the French and European food industry: Campofrio, Groupe Bel, Groupe Bigard, WH Group, Panzani/Ebro, Bonduelle, McCormick.
Certifications & Environmental Commitment
Certified BRC Grade A, ISO 9001, ISO 14001, ISO 22000, IFS PACsecure, and EcoVadis 72/100, we combine food safety reliability, industrial capacity, and concrete environmental commitment: 95% solvent recovery, 878 photovoltaic panels (-320t CO₂/year), recyclable mono-material solutions, and PCR recycled content of up to 50%.
