Architectural Network is nestled in the Sayer Tannery Studios on Coombs. It specializes in space architecture, space planning and interior design. The firm was founded in 1987 by Mark Lopez. With its headquarters in Walnut Creek, this Napa branch houses a number of designers and architects for projects that include retail, office, light industrial, restaurant, medical/dental, educational, recreational, civic and residential design. It is acknowledged for its work in developments, new buildings, additions, exterior remodeling and tenant improvements.