Julie Costantino CBLP Level 1-Basic Foundation in Sustainable Design Installation and MaintenanceCBLP Level 2 – Advanced Training in Sustainable DesignCBLP Level 2 – Advanced Training in Sustainable Installation Specialties Conservation Landscaping Photos conservation landscaping About Julie Costantino Howard County Government 3430 Court House Drive Ellicott City, Maryland 21042 (410) 313-0678 jcostantino@howardcountymd.gov Website Summary of Services Certification Number: 1-00138 Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API.