Parker Development Company Share: Land Development & SubdivisionReal Estate Developers & Project Management Parker Development Company Visit Website 4525 Serrano Pkwy Ste. 100 El Dorado Hills, CA 95762-7510 (916) 939-4060 (916) 939-4116 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.