Effectiveness
Over 15 years in the Silesian real estate market. We know every street, every building, every pricing trend in Mysłowice, Katowice and Sosnowiec.
Real estate agency · Mysłowice · Katowice · Sosnowiec
Buy and sell with confidence. Real estate agency — Mysłowice, Katowice, Sosnowiec (Silesia)
Most owners don't know the real value of their property. We do.
15+
years of experience
4.9
client reviews ★
16071
licence number
Why us
A personal approach to every transaction — we're not a chain, we're your partner.
Personal contact
You won't end up in a call centre. Martyna personally handles every transaction — from the first phone call to signing the notarial deed.
Security
Licence No. 16071, professional liability insurance, full legal verification. Your transaction security is our absolute priority.
Services
Full-service real estate — from the first conversation to handing over the keys.
Sales brokerage
Professional presentation, pricing strategy, marketing on top portals and negotiations on your behalf.
Purchase brokerage
We'll find a property tailored to your needs and negotiate the best price.
Rental
Brokerage for apartment and commercial rentals. Tenant screening and secure contracts.
Property valuation
Reliable valuation based on market analysis, location and the technical condition of the property.
Home staging
Preparing your property for sale — interior styling that speeds up the transaction.
Mortgage assistance
We work with an experienced mortgage advisor to help you find the best financing offer.
Notarial services
Coordinating the notarial process — document preparation and attendance at the signing of the deed.
Rental management
Full management of your rental property — from finding tenants to handling accounts.
How we work
8 steps to a successful transaction — a clear process, a confident client.
01
Consultation & listing
We meet, discuss your expectations and prepare an action plan.
02
Professional photo session
Photos that sell — professional photography is our standard.
03
Description & pricing strategy
We craft a compelling description and set the optimal price based on market analysis.
04
Portal publication
Your listing goes live on Otodom, OLX and other portals — where buyers are looking.
05
Property viewings
We organise and conduct viewings — handling interested parties on your behalf.
06
Negotiation on your behalf
We represent your interests — negotiating the price and terms of the transaction.
07
Legal verification
We check the land register, encumbrances, easements — your security is the priority.
08
Notarial closing
We coordinate the notary visit and ensure everything goes smoothly.
Featured listings
Properties we are currently marketing in Silesia.
For sale
3-bed apartment, ul. Nasypowa
Katowice, Załęska Hałda-Brynów
59 m²3 rooms479,000 PLN
View on Otodom →
For sale
2-bed apartment, Armii Krajowej
Mysłowice, ul. Armii Krajowej
49 m²2 rooms335,000 PLN
View on Otodom →
For sale
2-bed apartment, Brzęczkowice
Mysłowice, ul. Korfantego
49 m²2 rooms335,000 PLN
View on Otodom →
For rent
Retail unit with shopfront
Mysłowice, Wesoła
60 m²ground floor4,500 PLN/mo
View on Otodom →
For sale
Apartment with lift & garage
Mysłowice, pl. Wolności
93 m²3 rooms650,000 PLN
View on Otodom →
For sale
Furnished studio
Katowice, Szopienice
25 m²1 room214,000 PLN
View on Otodom →
Client reviews
Client reviews, ★ 4.9/5 — trust is built on results.
"Professional from the first contact to closing. Martyna guided us through the entire process smoothly and with full commitment."— Google Review, 03.2026
"Constant communication, fast and hassle-free. The right person in the right place — highly effective with strong professional ethics."— Google Review, 09.2025
"She guided us through every step of the transaction with great diligence. Negotiates prices for the best possible outcome for her clients."— Google Review
"The entire purchase process went exactly as we hoped. Martyna is extremely competent and dedicated. Highly recommended."— Google Review
About me
Martyna Gabryszewska — your personal real estate agent.
My name is Martyna Gabryszewska and for over 15 years I have run the MG Broker real estate agency, based at pl. Wolności 1 in Mysłowice. I help clients buy, sell and rent property in Mysłowice, Katowice and Sosnowiec — with professional licence No. 16071, liability insurance and a 4.9/5 client rating.
I am a recipient of the Real Estate Eagles Award in 2025 and 2026. I handle every transaction personally — from the first phone call to signing the notarial deed. With me, you won't reach a call centre.
Reliability, precision and elegance — these are not just words, they are the way I handle every transaction.
Laureate 2025 & 2026
Licence No. 16071
Professional liability insurance
Service area
Three cities, one goal — the best deal for you.
Real estate agencyMysłowice
5 880 – 8 000 zł/m²
Centrum, Wesoła, Brzęczkowice, Ćmok, Piasek
Buying, selling and renting property in Mysłowice — we know every district and price trend.
Real estate agencyKatowice
~9 400 zł/m²
Śródmieście, Koszutka, Brynów, Ligota, Nikiszowiec
Brokerage for buying, selling and renting property in Katowice and the surrounding area.
Real estate agencySosnowiec
~8 900 zł/m²
Zagórze, Środula, Pogoń
Apartments, houses and commercial units for sale and rent in Sosnowiec.
FAQ
Frequently asked questions — everything you need to know before working with us.
What is the agency's commission rate?
We set the commission individually during the initial meeting, tailoring it to the scope of services and the specifics of the property.
Who pays the commission — the buyer or the seller?
The commission is paid by the party commissioning the brokerage service.
How long does it take to sell an apartment in Mysłowice?
The average time to sell a property in Mysłowice is approximately 3–4 months, depending on the location and price.
Do you provide professional property photography?
Yes, professional photography is our standard for every sales listing. Great photos are the foundation of an effective presentation.
Do I have to sign an exclusivity agreement?
No, we set cooperation terms individually. An exclusivity agreement is not required — it all depends on your preferences.
How do you verify the legal status of a property?
We verify the land and mortgage register, encumbrances, easements and other legal aspects of the property. Transaction security is our priority.
Do you assist with mortgage financing?
Yes, we work with an experienced mortgage advisor who will help you find the best financing offer tailored to your budget.
What makes MG Broker different from large agency chains?
MG Broker is an agency where every client has personal contact with the owner — Martyna Gabryszewska. You are not a number in a system — we guarantee a personal approach and full commitment.
How much does an apartment in Mysłowice cost in 2026?
Average apartment prices in Mysłowice in 2026 range from PLN 5,880 to 8,000 per m², depending on the location and finishing standard.
How quickly do you respond to enquiries?
We respond within 1 business day, usually much faster — often within a few hours. Quick communication is our standard.
How do I sell an apartment in Mysłowice step by step?
We handle the sale of an apartment in Mysłowice in 8 steps: consultation and listing intake, professional photography, description and pricing strategy, publication on portals (Otodom, OLX), property viewings, negotiations on your behalf, legal verification (land and mortgage register, encumbrances), and finalisation at the notary.
How much does an apartment in Katowice cost in 2026?
Average apartment prices in Katowice in 2026 are around PLN 9,400 per m² on the secondary market, depending on the district and standard.
How much does an apartment in Sosnowiec cost in 2026?
Average apartment prices in Sosnowiec in 2026 are around PLN 8,900 per m², depending on the location and standard.
Contact
Let's talk — the first step to a successful transaction.
Office address
pl. Wolności 141-400 Mysłowice, Poland
Phone
+48 511 514 673Opening hours
Mon–Fri: 9:00–19:00
Sat: 10:00–14:00
Sun: closed