Case Study

Conducting the BREEAM New Construction certification process for the Posejdon mixed-use complex in Szczecin

Client Posejdon
Total building area: 18 000 sq. m.
Floor area of the building: 1 500 sq. m.
Project differentiator: 150 sq m of green wall created with 6,500 plants.


  • Advising during the 2016 BREEAM International New Construction multi-criteria certification process at the highest level possible – ‘Outstanding’.
  • Mixed-use building comprising office, hotel and service and retail space.
  • The property is situated on a challenging plot in the heart of the city centre.
  • Meeting all specifications and technical solutions and specific certification requirements.
  • Develop and recommend solutions to minimise energy consumption.

What were the benefits for the client?

  • Achieving the third-best Construction certification result in Poland with a score of 91.4% in the highest available category – Outstanding.
  • The building ranks as a property with low energy consumption which generates tangible financial benefits over the years.
  • Reducing water consumption by installing solenoid valves in toilets to cut off the water supply in case of passive operation and utilising rainwater, which accounts for ⅕ of the total consumption.
  • Reduction of CO2 emissions in the building by as much as 76% compared to the same building implemented in traditional technology.
  • The BREEAM certification at the Excellent level is a confirmation of the highest quality standards and practices in force on the market.
  • In Poseidon, electricity, heating and cooling are generated by using renewable energy.
  • Seamless flow of information between the parties involved.
Photo: Posejdon mixed-use development in Szczecin
Customer recommendation

"The cooperation with the JW+A team was orderly. At every stage of certification, we could count on advice and professional support."

“We have decided to work with the consultancy JW+A to achieve BREEAM New Construction certification for the Posejdon mixed-use development in Szczecin.

We are satisfied that thanks to the determination of both parties, joint efforts
and implementation of recommended solutions, we have achieved Outstanding
with an impressive score of 91.4%. Such a high score ranked our property third among office buildings in Poland with the highest BREEAM certification score.

Cooperation with the JW+A team was orderly. At each stage of certification, we could count on advice and professional support. The BREEAM certificate obtained confirms that Posejdon is one of the most environmentally friendly investments in the country, which fully meets the expectations of our clients, while caring for the well-being of our planet. “

Maciej Luszawski

Property management
in the Posejdon facility

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