Founded in 2006, DJP Engineering is a consulting engineering firm with its office in West Covina, California. The firm provides a variety of professional services including civil, structural and traffic engineering, surveying and mapping, serving both public agencies and private industries in California and Hawaii.
Land Use Planning
Land Use Studies, Water and Sewer System Layout, Cost Estimating, Entitlement Services
Civil Engineering
Feasibility Studies, Public Works Engineering, Plan Check Services, Grading Plans, Street Improvement Plans, Storm Drain Plans, Water and Sewer Plans, Structural Engineering and Analysis
Drainage and Flood Studies
Hydrology Studies and Hydraulic Reports
Transportation Engineering
Signalization Plans, Signing and Striping Plans, Traffic Control Plans
Land Surveying and Mapping
Topographic Surveys, A.L.T.A / A.C.S.M. Surveys, Route Surveys, Boundary Surveys, Subdivision Maps, Lot Line Adjustments, Records of Survey, and Construction Staking
Structural Engineering
Structural Analysis, Ground-Up Building Design, Structural Renovation and Remodel





Donald N. Dirian, P.E.

Michael P. Jervis, P.E., P.L.S.

Anh Q. Phan, P.E., T.E.
