Mirbud S.A. (MRB.WA) Stock Analysis & Winston Score
Mirbud S.A. is a Polish construction and engineering company that builds roads, bridges, highways, and public infrastructure across Poland. Its main customers are government agencies and public institutions that fund large infrastructure projects. The company is one of the larger general contractors in Poland, competing in a market heavily driven by European Union infrastructure spending. Mirbud earns money by winning construction contracts and completing projects for a fixed or negotiated fee, which is a common model in the construction industry. It operates almost entirely within Poland, making it closely tied to the health of the Polish economy and the flow of EU structural funds. Gross and operating margins are thin, as is typical for contractors, leaving little room for error on project costs. The key risk is that delays in EU funding cycles or rising material and labor costs could quickly squeeze already narrow margins and hurt profitability.
Winston Score: 24/100 — Weak
Weak fundamentals across most pillars.
- Quality: Weak (5/30)
- Growth: Weak (3/20)
- Cash Flow: Weak (0/10)
- Stability: Good (6/10)
- Valuation: Good (5/10)
- Ownership: Ownership data not available (not counted) (0/15)


