GMP Inc. - Granite and Marble Products Incorporated

Reviews for this countertop supplier business are mixed. Potential customers received quotes for materials like granite, marble, cultured marble, and tile. Positive feedback highlights professional staff and excellent work from specific team members. Negative experiences mention poor customer service, installation issues, difficulties with contractors, and concerns about project timelines and value for money. One specific warranty for marble installation (lifetime according to the owner) is noted, though other warranties are not detailed. No general installation problem guarantee mentioned.