Montgomery Watson Harza (Firm) (Nombre corporativo)
Diamond Fork system 2002 final environmental assessment for the proposed action modifications, 2002: cover (Montgomery Watson Harza)
MWH Global website, April 6, 2015: company history page ("The name was eventually changed to Montgomery Watson Harza then to MWH Global in 2001"; company history timeline, 2001, Montgomery Watson Harza (MWH) established after merger with Harza Engineering Company; 2010 MHW acquired Biwater Services, Ltd.)
Wikipedia, April 6, 2015: MWH Global page ("In 2001, Montgomery Watson merged with Harza Engineering Company, of Chicago, Illinois ... and operated under the new name of Montgomery Watson Harza. In 2003, the firm name was shortened to MWH")
Water treatment principles and design, 2004: ECIP t.p. (MWH, Inc.)
Montgomery Watson Harza WWW Home page, June 25, 2002 (merger of Montgomery Watson and Harza Engineering)