Estimental is a group of professionals – architects, material scientists and contractors who approach the creation of ambitious projects and the implementation of exceptional interiors with passion and energy. 

Each of us brings our own unique talents, which allows us to analyze every stage of the finishing process and constantly improve it. Thanks to the jointly developed approach, we guarantee that the experience of finishing interiors with our studio will be not only trouble-free, but also exciting. 

What unites us? The belief that our work brings real value to the lives of our clients, making the stage of finishing the house even more exceptional and full of satisfaction.

MSc in Architecture, graduate of the Faculty of Architecture and Urban Planning at the Warsaw University of Technology. He gained experience in renowned architectural studios in Warsaw. He is authorized to design and supervise construction works without limitations.

In estimental. he leads the company and the design department.

His favorite artists include Jose Parla, Martin Kollar, and Alexander Calder.

An enthusiast of physical activity, he spends every free moment on the tennis court or cycling trail. He loves active travel, diving, and photography.

Maciej Trzciński

MSc. arch., graduate of the Faculty of Architecture and Urban Planning of the Warsaw University of Technology.

In estimental. takes care of the development of the company's technical knowledge. It supervises the issues of material solutions, looks for new market products and participates in the most important construction fairs.

Privately, father of twin daughters. It rests best on a climbing wall.

Bolesław Klimkiewicz

MSc in Architecture, a graduate of the Faculty of Architecture and Urban Planning at Warsaw University of Technology. She holds architectural qualifications for unrestricted design. Years of experience in the architectural profession allow for a comprehensive approach to interior design—from technical and ergonomic aspects to the smallest details. Putting people and their functional and aesthetic needs first is her priority.

At Estimental, Ewelina specializes in designing bright and cozy interiors using natural materials.

She loves nature, which is why she surrounds herself with numerous plants. In her free time, she practices pottery on a wheel, goes to the gym, hikes mountain trails, and conquers new peaks.

Ewelina Gurczyńska

MA in Fine Arts from the Warsaw Academy of Fine Arts, specializing in Interior Architecture.

In estimental. she particularly enjoys discovering the perfect user experience in the designed space.

In her free time, she amateurishly tends to a garden and practices pottery on a wheel. She has a keen interest in applied arts, particularly chairs and ceramics.

Klaudia Kwiatkowska-Wawruch

Marcin holds construction and construction site manager qualifications, allowing him to oversee construction works without limitations. He earned his MSc in Civil Engineering from the Military University of Technology with a focus on Construction.

In estimental. he is responsible for ensuring the quality of ongoing construction works. You will encounter him at every one of our construction sites and during apartment handovers.

Marcin Marzec

MSc in Architecture, a graduate of the Faculty of Architecture and Urban Planning at Poznań University of Technology. His education and professional development have allowed him to grasp the fundamentals of the processes involved in creating anything from large-scale architectural structures to intimate interiors.

In estimental. Kamil specializes in designing interiors that are both functional and aesthetically pleasing.

In his free time, he enjoys spending time outdoors and keeping up with technological advancements.

Kamil Machelak

MA in Fine Arts, a graduate of the Interior Architecture Department at the Academy of Fine Arts in Warsaw.

In estimental. she has the ability to transform dreams of an ideal interior into reality, taking care of both practical and visual aspects.

In her free time, she nurtures her passion for floristry. Additionally, she loves outdoor activities and can often be found rollerblading, enjoying movement, and nature.

Justyna Kowalska

MSc in Architecture, a graduate of the Faculty of Architecture and Urban Planning at Wrocław University of Technology.

In estimental. despite her unassuming name and surname, she crafts unique interiors with distinctive character and atmosphere. Her keen awareness of trends and events in the world of art and design aids her in this creative process.

Privately, she is enamored with her adopted beagle.

Katarzyna Nowak 

Graduate of the Faculty of Architecture of the Warsaw University of Technology.

In estimental. combines functionalism and aesthetics to adapt the space to the investors' everyday life, adding a design touch to the interior. Fascinated by trends in textures and materials, which translates into a careful analysis of the elements used in apartments.

After hours, she enjoys road bike travels, and when there is no sun - you can find her practicing yoga.

Milena Jaszcz

Graduate of Interior Design at the University of Ecology and Management in Warsaw. She expanded her knowledge at the School of Design Murcia, majoring in Interior Design.

In estimental. puts the user's needs first, creating interiors finished with a unique design.

Passionate about backpacking. In her free time, she enjoys singing and playing the ukulele.

Emilia Matyjaszczyk

A graduate of the Faculty of Civil Engineering at the Cracow University of Technology, specializing in Construction Engineering.

From the beginning of his career, he has been involved in the construction execution sector, primarily in renovation and finishing works.

In his free time, he spends time with his family. 

He is a nature enthusiast who enjoys active relaxation outdoors.He is passionate about automotive and gladly dedicates his free moments to this interest.

Piotr Węgrzyn

Procurement and delivery specialist. He gained experience in the real estate management industry, managing residential and commercial buildings.

In estimental. works closely with architects and coordinators, ensuring timely implementation of projects by managing delivery logistics for all our investments.

"After hours" spends his time in an active way. You can often find him discovering new bicycle routes. He gets a strong dose of regeneration by pursuing his passion, which is fishing.

Karol Pejski

About Us

See what our service looks like from start to finish for an apartment from a developer.