Our Services

Tenant Representation

Landlord Representation

We provide effective investment consulting for commercial real estate transactions — including office, retail, and industrial assets. We help investors enter the market with confidence, while maximizing sales potential. We also support property owners in strategically planning asset disposals to achieve optimal outcomes.

We help companies successfully find, relocate, consolidate, or renew their leased space. Thanks to our deep market knowledge and extensive network, we deliver solutions that go beyond the standard offering — often more accurate than the obvious choices.

We support owners and investors in actively enhancing the value of their properties. Our experience spans regional markets across Poland and international standards, allowing us to deliver effective solutions to institutional, private, and corporate clients.

Investment Advisory

What We Offer

Greyson Commercial is a trusted expert in office and warehouse leasing. We operate with full professionalism — from needs analysis and location selection to lease negotiations. Thanks to our market insight and strong relationships with property owners, we deliver solutions that are not only accurate, but strategically advantageous.

Office

Warehouse

Our Process

We scan the market deeper than most

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Strategy Aligned with Your Goals

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Value Beyond Square Meters

We don’t settle for conventional patterns — we go beyond standard market analysis to uncover hidden opportunities, track emerging trends, and reach areas others overlook.

We deliver value, not just space. We negotiate terms that move the needle on your bottom line — not just fill cells in a spreadsheet. We support decisions that pay off in the long run. With us, leasing becomes an investment, not a cost.

We tailor our strategy to your objectives — because every client is a different map. From relocation support and expansion planning to portfolio optimization, we deliver bespoke solutions that reflect your unique growth trajectory.

Our Team

Maciej Siemaszko

Janusz Melaniuk

The Greyson Commercial team consists of experienced advisors who combine analytical precision with deep market insight. We operate with efficiency, transparency, and full commitment — regardless of project scale. Every assignment is approached individually, delivering solutions that are not only accurate, but strategically thought through.

Leasing Manager/Partner

Leasing Manager/Partner

Partners

Trusted partnerships. Shared ambitions. Together with our network of top-tier partners, we deliver more than space — we deliver results.

Get in Touch

Let’s talk. Whether you're exploring options or ready to act, we’re here to support your next move.