About us

Addit is an international supplier to customers with a wide range of technologies. The company has 30 years of experience in supplying demanding subcontracting work.

Addit Sp. z o.o. with 30 years of experience is the international contract manufacturer and key supplier of sheet metal parts, systems, modules, devices, even complete machines for Original Equipment Manufacturers. Addit carries out projects from the idea, through prototyping to the final product and serial production, in accordance with “HIGH MIX, LOW VOLUME, HIGH COMPLEXITY” strategy.

Addit offers flexible, reliable and quality focused services for partner from various market segments such as medical, analytical, laboratory, print and paper, railway, semiconductor, defense and other. From sheet metal parts, through certified welding, demanding surface treatment, powder and wet painting, global purchasing, mechanical and ESD assembly of modern machinery Addit offers complexity and takes the responsibility for the entire supply chain, namely purchasing production and logistics.

Using the opportunities that globalization offers, Addit is very flexible and provides optimal time-to-market solutions.

Addit stands out for its competitiveness thanks to cooperation with subcontractors from Western and Central Europe, and South East Asia. Addit collaborates with its sister company Addit B.V. in Venlo. Combining the strengths of Poland and the Netherlands gives us a unique advantage.

July 2, 2026
Addit at Eurosatory 2026!
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June 24, 2026
Strategic Growth of Addit and New Roles on the Management Board
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June 19, 2026
Addit Sp. z o.o. obtains DIN 2303 Certification for the Production of Military Equipment
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May 22, 2026
Summary of the 10th Quality Managers Forum in Industry at Addit
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