SGI VALUES
SGI VALUES
SGI VALUES
TAKING
REAL ESTATE
TO THE NEXT LEVEL
We are a property development company whose mission is to improve the quality of living spaces. We carry out high-end projects involving houses, apartments and flats. Regardless of the segment, our investments set new standards, focusing on the best architecture, pioneering technological solutions and the perfect quality of materials and workmanship. We combine the experience gained over the years with the ambition to build timeless values.
+50
Completed
investments
Our portfolio includes over 50 development projects, in which over 6,000 residential units and nearly 85,000 square metres of office and retail space have been completed.
7
Cities in Poland
We focus on carefully selected, desirable locations in attractive city districts, such as Warsaw, Łódź, Poznań and Szczecin. Currently, we are concentrating on development in the capital city market.
+20
YEARS OF BUILDING EXPERIENCE
We are a family-owned company with a unique, proprietary approach to each project we undertake, specialising in the construction of premium apartments and houses. We are a dedicated team of experts focused on a common goal: to build quality that exceeds market standards. SGI is part of the Willet holding company, which operates in the real estate market, financing non-public entities and private equity investments.
Functional solutions
Projects completed
Projects for sale
SGI values
We create living spaces — beautiful, thoughtful, and timeless.
At SGI, we believe that a home is not just an address. It’s an extension of your lifestyle, conscious choices, and personal standards. We design apartments and houses that meet the needs of the most discerning — in locations that matter.
We stand out through quality. Not because we say so — but because you can see it.
The SGI team collaborates with the best architectural studios. Every detail — from the interior layout to the choice of materials — is refined as if we were building it for ourselves.
We’re not for everyone. And that’s a good thing.
Our projects are not mass-produced. We work locally, respecting the context, greenery, and surroundings. For those who seek more than square meters — who seek peace, style, and the feeling of having made the right choice.
SGI is a conscious choice.
Designed for people who value quality, authenticity, and aesthetics that do not age. No empty promises. With respect for your time and your decisions.
SGI. Dimensions of quality.