Domaines Schlumberger is a large, family-owned estate based in Guebwiller, with origins in the early 19th century when the Schlumberger family shifted from textiles to viticulture, focusing on steep, terraced vineyards along the foothills of the Vosges Mountains. Over time, the estate expanded into one of the most significant contiguous vineyard holdings in Alsace, anchored by key Grand Cru sites including Kitterlé, Kessler, Saering, and Spiegel, each defined by distinct soils and exposures. Planted primarily to Riesling, Gewurztraminer, Pinot Gris, and Muscat, the wines emphasize dry, site-driven expression, supported by manual vineyard work and restrained cellar practices such as slow fermentations in neutral oak. In recent years, the estate has incorporated more sustainable farming methods, while maintaining a clear portfolio structure from regional wines to Grand Cru bottlings. Today, Domaines Schlumberger is considered a reference point for southern Alsace, known for wines that balance ripeness, structure, and mineral clarity within a consistent, site-focused framework.