EXHIBIT 10.27 CONSULTING/MARKETING SERVICES AGREEMENT Agreement No. _________ THIS AGREEMENT is made and entered into as of the 1st day of September, 1997 by and between Roy F. Weston, Inc. ("Weston" or the "Company"), a Pennsylvania corporation...Consulting/Marketing Services Agreement • March 31st, 1998 • Weston Roy F Inc • Hazardous waste management • Virginia
