Sonesta ES Suites St Louis - Chesterfield offers spacious oversized hotel suites with full kitchens in Chesterfield, MO. Perfect for overnight business travelers or families on the road, the hotel offers studios and two bedroom suites. Take advantage of the outdoor seasonal pool, fitness center, complimentary hot breakfast buffet, on-site laundry facilities, and more during your stay near Washington University, St Louis University, Equifax and Boeing headquarters.