Atlantic Services Group, 2131 K St., Suite 200, NW; 202-466-5050; atlanticservicesgroup.com. Limousines, minibuses, motor coaches, and luxury sedans plus event and valet parking.

Harmon’s Hayrides & Carriages, Brandy Station, Va.; 540-825-6707; cadcol.com/harmons.com. Drivers wear black coats, top hats, and boots; horses are braided and decorated to match the carriage. White mares are available for South Asian groom processions. Six-person carriages rent for $500 to $600 for two hours.

Limousines Inc., Upper Marlboro; 800-652-8224; limos-inc.com. Stretch limousines, Navigators, Hummers, Escalades, Excursions, limo buses, and horse and carriage. Services include a red carpet, Champagne toast, and just married sign.

Old Town Trolley Tours, Northeast; 202-832-9800; historictours.com. Old Town Trolley offers transportation and tours around DC A 40-person trolley costs $720 for three hours; $130 for each additional hour. $50 fee if you leave DC.

Prime Transportation Services, Camp Springs; 301-449-7007; primetransportation.com. Limousines, vans, limo lounges, minibuses, and sedans. Antique classics include a 1941 Cadillac limo or sedan.

Regal Limousine Service, Springfield; 703-440-3651; regallimousine.com. Classics include 1950s Bentleys and a 1933 Rolls-Royce for $95 an hour and up.

Reston Limousine, Sterling and Capitol Heights; 800-546-6141; restonlimo.com. The limo service for the Washington Capitals, Reston offers sedans, minibuses, vans, limousines, and a 55-passenger coach.

RMA Worldwide Chauffeured Transportation, Rockville; 301-231-6555; rmalimo.com. Sedans, limousines, vans, minibuses, coach buses, and SUVs.