I am not in Houston, but in the DFW area. If I can help, let me know! Tim @ Irrational Metalworks. 972-467-2809
You might give American Heli-Arc on Pinemont a call. Tom Young teaches classes on Saturdays on pratically anything you'd want to learn (as far as fabrication and welding). http://www.americanheliarc.com/AHeliarc.html