SpectrumLabs, quality control laboratories, is the first laboratory in Piraeus, Greece. Company is specialized in quality testing materials/fluids with various technics as well as in the field of Non Destructive Testing covering the needs of marine, industrial, energy and mechanical sector.
SpectrumLabs has been established since 1967 and is accredited by Hellenic Accreditation Council under ISO 17025:2005 and is certified by BVQI under ISO 9001:2015.




Nafsi Heavy Industry is a Greek privately owned vessel construction and repair company.
Based at the Shipyard Repair Zone of Perama (suburb of Piraeus), specializing in all sectors of marine services, including ship building, ship conversions – maintenance, metal works, paints, parts, etc.


TRIIRIS Grinding & Machining Co.


In-Situ Machining Solutions provided by TRIIRIS Ltd offer a crankshaft repair service consisting of highly trained and motivated teams of supervisors in the refurbishment of crankshaft, crankpin and bearings on land sites and on board sea going vessels and off-shore anywhere in the world.


POLY Marine Services


As the forerunner in testing and verification services for Chinese companies, Centre Testing International Group Co., Ltd. (CTI) is the leading comprehensive third-party agency specializing in testing calibration, inspection, certification and technical services through provision of a one-stop solution for clients of all types and sizes. Our partner for Laboratory testing for Ship’s hazardous materials.