or talk to us at Velocis (http://velocis.us). We like to consider ourselves a sort of plug-n-play co-founder to help new ideas succeed. In many cases, we take equity rather than charging like a normal dev shop or consultants.
Edit: So you already have to have a startup profile? https://angel.co/velocis-winter-2013/apply
Edit edit: Nope, you can contact them straight from their online form!