diff --git a/Mosaic/Company.cs b/Mosaic/Company.cs
index 28e57ae..642e9ce 100644
--- a/Mosaic/Company.cs
+++ b/Mosaic/Company.cs
@@ -42,8 +42,15 @@ public sealed class Company
     /// <returns>Cost estimate for the supplied pattern</returns>
     public decimal GetCostEstimate(TilePattern pattern)
     {
-        // TODO
-        return 0;
+        double piecesPerHour = CalcPiecesPerHour(pattern.Style);
+        double hours = pattern.Pieces / piecesPerHour;
+
+        decimal productionCost = pattern.CalcProductionCost();
+        decimal workCost = (decimal)hours * _hourlyWage * _workers.Length;
+        decimal basePrice = (decimal)pattern.Area * _m2Price;
+        decimal totalCost = basePrice + productionCost + workCost + (productionCost * _profitMargin / 100);
+
+        return Math.Ceiling(totalCost);
     }
 
     /// <summary>