THE SLAM COLLABORATIVE, a national design firm, has opened a new office in Providence in the city's Jewelry District. Pictured, from left, are Mark Rhoades, managing principal for design; Catherine Ellithorpe, principal and SLAM's Providence office manager; and Glenn Gollenberg, principal. / COURTESY THE SLAM COLLABORATIVE
PROVIDENCE – A national architecture, engineering and construction firm with its fingerprints on many projects in Rhode Island over the last three decades will now add the Ocean State to its operations portfolio. The SLAM Collaborative, based in Glastonbury, Conn., announced Thursday that it has opened up a Providence office, occupying 5,000 square feet of…