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Ron Vrilakas founded the firm in 1995, after five years in Boston and San Francisco doing hands-on design/build work. Ron's interest in urban places was shaped by studies in Copenhagen, Denmark, and by a life-long affinity for both cities and clean air. Ron eventually returned to Sacramento, his hometown, intent on helping evolve the city core into a dynamic place.

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Mark Groen joined the firm in 2007, and became partner in 2015. Mark landed in Sacramento in 1994, following studies at Cal Poly, San Luis Obispo. Mark has spent a significant part of his career re-shaping communities through new mixed-use projects, historic building adaptive re-use, and transit station design. Mark has an appreciation for architectural detail, and the impact that well executed details have on a projects success.

ASSOCIATE Principals


James Ross…


David McLean…