Buy Now To Avoid The Waiting List 13 Piece Adirondack Conversation Set $914.87 (cash or check) (4) LPP Classic Poly Adirondack Chairs @ $154.99 each (1) 38″ Conversation Table @ $194.99 Costco was founded in 1976 by James (Jim) Sinegal and Jeffrey Brotman. Their first store was located in Seattle, Washington. In 1993, Costco merged with Price Club, effectively doubling the size of the company. Find a great collection of Chairs & Tables at Costco. Enjoy low warehouse prices on name-brand Chairs & Tables products. Shop for Cosco Folding Tables & Chairs in Office Furniture. Buy products such as Cosco 6′ Centerfold Table, Multiple Colors at Walmart and save. .