Contact Us Welch Laboratories 4270 Sunnyside Drive Holland, MI 49424 616.399.2711 Fax: 616.399.6889 For a map to Welch, click here. For driving directions to Welch, click here. Accommodations: Holiday Inn Express Hampton Inn Haworth Center Fairfield Inn For sales, R&D and production requests: David Vander Heide: Sean Schaap ©2006 Welch Laboratories, Inc. • privacy • sitemap • contact