OAS has been selected for membership in the LonMark Interoperability Association. Membership in this organization is restricted to system integrators and manufacturers of products that conform to the LonWorks protocol for open systems. Details can be found at: www.lonmark.org or osa.echelon.com Click here for Press Archive... Optimum Allpied Systems Poughkeepsie BUSINESS PARK 900 DUTCHESS TURNPIKE - ROUTE 44 POUGHKEEPSIE, NEW YORK 12603 PHONE: (845) 471-3333 FAX: (845) 471-7170