I just spoke with a guy at Corcoran Street Realty who is very knowledgeable and is very reasonable. Much cheaper than the other 5 people I called from this list. See their website below. Really recommend him, because it is hard to find someone smart that you can trust with such a big investment.
Prudential Carruthers is throughout the Northern Virginia, DC and Baltimore areas. In addition to the high quality Real Estate services we're known for, we offer Property Managment and Resort Management services that are as specific or comprehensive as you'd like. You can contact us at 800-550-2364 or at the link below. Best of luck!