Name Spencer B. Gross, Inc. Address 13545 N.W. Science Park Drive Portland, OR 97229 USA 331 West 13th Ave., #E Eugene, OR 97401 USA Tel +1-503-646-1733 +1-541-485-1721 Fax +1-503-626-4818 +1-541-485-1549 E-Mail Homepage http://www.sbgmaps.com Laser Altimetry page http://www.sbgmaps.com/lidar.htm