Does the Sandman need some help finding you? Slumberland has some reclining, bedding, and sofa solutions. Primarily situated in the upper Midwest region of the US, the company operates more than 125 Slumberland Furniture stores in a dozen states. It first opened its doors as a mattress and La-Z-Boy specialty shop in 1967, but today Slumberland has extended its reach into furniture for the bedroom, dining room, and living room. The company is a leading retailer of La-Z-Boy upholstery and also sells Natuzzi leather pieces and both Sealy and Simmons' Beautyrest mattresses. Founded in 1967 by Ken Larson, Slumberland is a family-owned business.