Contractor Members Find drilling contractors and water system pump contractors in your area. Go back to directory. Add to Address Book. DBM Contractors Inc DBM Contractors Inc Contact: Bill Hill P O Box 6139 Federal Way Washington 98063 work Work Phone: 253-638-1402work Work Email: firstname.lastname@example.orgINTERNET Website: http://www.dbmcontractors.com Categories: Contractors Updated 2 months ago. Become a member or contact us for more information about safe use of ground water resources.