Her eponymous design firm which opened its doors in 2003 is headquartered in an airy Soho loft with a staff of six and a fast paced, energetic vibe. At any given time, the firm juggles an average of 10 projects and with such full workload, Sara relies on her two senior designers, Lauren Larson and Pamela Duque, to help bring her designs to life. Lauren, 25, is originally from Portland and …