You guys are missing us, HelloWallet http://www.hellowallet.com
Been in DC for over 4 years. Have hosted many meetups and we are growing...very very fast. We are based in the West End, off of 22nd and M st NW.
We LOVE the DC startup scene. We want to build it out and make it the "Silicon Capital". :-)
We're also hiring... http://www.hellowallet.com/about-us/careers/