2018 Holiday Schedule Office & Warehouse Closed: Monday, May 28 Memorial Day Wednesday & Thursday, July 4 & 5 Independence Day Monday, September 3 Labor Day Thursday & Friday, November 22 & 23 Thanksgiving Tuesday, December 25 Christmas Holiday Tuesday, January 1 New Year Holiday How To Contact Us Our Staff Holiday Schedule Mission Statement Community Support 3E Company's MSDS On Demand Compliance Program D&B/SIC/NAICS Health Care Employee Policy Manual MCS Video