We offer cooperation in
the development of concepts
of technical building equipment.


We develop technical
documentation at every stage
of the investment


We offer execution of the full project cycle including delivery, installation, commissioning and adjustment of systems.


We offer comprehensive warranty
and post-warranty service
of installation systems

Installations contracting

We offer execution of the full project cycle including delivery of equipment, its installation, start-up as well as adjustment of installation systems.

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Construction equipment

We deliver our contracts based on our own equipment and transport resources. We offer transport services as well as rental of machines and construction equipment.

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Our technical resources include a hall of 3000 sq. metres. We offer welding services as well as sale of ventilation conducts and electrical switchboards.

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Sale of apartments

15-23 MROZA estate is a complex of five buildings 5 and 6 storey and garage, located in the heart of neighborhoods Jaroty.

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Learn about the Company’s history


The Olsztyn Company of Sanitary and Electric Installations was founded pursuant to regulation 297 of the Minister of Construction and Industry of Building Materials of 31 October 1965.


300 employees incorporate a limited liability company. The abbreviated name of OPISiE Sp. z o.o. has been used ever since.


The launch of the real estate development branch of business. The MDC company was incorporated in order to carry out developer projects. The launch of the construction of the first building out of the scheduled five.


Today OPISIE is a modern, efficiently managed organisation founded on 49 years of experience in the installations construction industry.