SiteOne adds peninsula branch in Washington The Poulsbo-based branch is now open to green industry contractors. ROSWELL, Ga. — Siteone’s latest branch in Poulsbo, Washington, is officially open to the public. The new facility is located at 20149 Viking Ave. NW, Poulsbo, Wash., 98370. “We’re excited about filling the green industry distribution void on the Poulsbo peninsula," said Olin Smith, area manager - Pacific Northwest of SiteOne Landscape Supply. "Our new branch features a full lineup of products—irrigation, lawn maintenance, hardscapes and landscape lighting materials. No matter if the focus is on landscape maintenance or construction, the contractors working on the peninsula now have a convenient, single-source solution to get the materials they need, when they need it.