Château Certan de May is named after a Scottish family who established themselves in Pomerol in the 17th century. It is situated on the Pomerol plateau between Vieux-Chateaux Certan and Pétrus, and directly opposite Le Pin. The vineyards are planted with 70% Merlot, 25% Cabernet Franc and 5% Cabernet Sauvignon and have an average age of 45 years. The soils are sand and gravel over clay. The wines are aged in oak barrels for 16 months, 40% of which are new.