October 11, 2006
Herrera Environmental Consultants
Herrera Environmental Consultants has appointed
Ellen Ryerson as human resources manager. Ryerson has 10 years experience in human resources, including employee relations, legal compliance, policy development, training, compensation and benefit programs. She has been an HR manager for the past five years.
Jennifer Swanson joins the firm as a contract administrator with more than 14 years of consulting experience in accounting and business management.
Lynne Petersen joins the support services group as a word processor with 15 years of administrative experience, including eight years in engineering consulting.