LOOKING FOR THE BEST SUMMER CAMP IN WASHINGTON, DC OR NEARBY MARYLAND? Founded by DC native Brendan Sullivan in 1996, Headfirst offers top-notch, award-winning summer camps in the Washington, DC region including day camps, multi-sport camps, single sports camps and specialty camps for children ages 3½-12. Regardless of which fun-filled Headfirst camp you choose, your children will develop new skills, make great friends, learn life lessons and make great memories in a safe, professionally run, fun environment.