our brands barnett copperfield hardware express leran maintenance usa supplyworks us lock wilmar exclusive products careers interline brands is a leading direct marketer and distributor of broad line maintenance repair and operations mro products . we serve a diversified client base ranging from facilities maintenance and professional contractors to government properties hardware retailers locksmiths and more . our family of brands customer notes barnett has been extremely helpful in delivering high quality products . their selection of exclusive brand products allows us to differentiate ourselves from the big box stores because we have access to superior products that are not available locally . frankey grayton grayton plumbing washington d.c. barnett customer exclusive products our exclusive brand products meet key industry approvals and certifications and are thoroughly tested by our quality assurance team . learn more careers our greatness comes from our employees amazing people who inspire innovation and collaboration . about us our company our brands barnett copperfield hardware express leran maintenance usa supplyworks us lock wilmar exclusive products careers privacy policy 2012 interline brands inc. .