About us

O&M MARIS BROS Co founded in 2001 and is the continuity of ORION SERVICE ANASTASIOS MARIS COMPANY which was founded in 1994.

Operation & Maintenance 

The main activity of the company is the operation and maintenance of electromechanical installations in buildings and industrial plants of both private and public sector. The high level expertise and experience of our personnel provide high quality services aiming to the continuous, reliable, longstanding, efficient operation of the most complex facilities according to customer needs.

Construction works 

The company undertakes the construction of electromechanical installations (plumbing, sewerage, electrical, heating, air conditioning, steam, natural gas) in residences, buildings and hospitals in private and public sector.

Boiler room equipment- Spare parts for oil & gas burners - Instruments 

We supply all necessary equipment for water boiler rooms, spare parts for burners, portable instruments for combustion analysis & fixed gas detection equipment to the Greek market and Cyprus. Experienced engineers provide technical support for all of our products to our customers.