MAG Engineering crew installing underground utilities in a coned-off street.

Fallbrook, California · General engineering contractor · Family owned

Everything that goes in the ground before the concrete does.

Call (760) 792-9502 Request a bid

20+Years as MAG

45Years in the trade

2Utilities: SDG&E & SCE

1Owner on every job

Scope of work

Wet, dry, and everything between

Wet utilities

Water & Fire Service

Domestic water tie-ins and on-site installation
Fire water tie-ins and on-site installation
Backflow and meter assemblies
Pressure testing and agency sign-off

Wet utilities

Sewer, Septic & Storm

Sewer tie-ins and on-site installation
Septic system installation
Storm drain systems
Bio-retention and detention systems
Grease and sand interceptors

Dry utilities

Electrical Service

SDG&E primary electrical installation
Southern California Edison service installation
Conduit, substructure and vaults

Dry utilities

Gas Service

SDG&E gas service installation
Trench, bed and backfill to utility spec
Joint trench coordination

Earthwork & operated rental

Machine and operator, by the day

Experienced operator included

01 Operated excavator rental — trenching, footings, site prep
02 Operated skid steer and Bobcat service — tight-access grading
03 Mini excavator service for residential lots and side yards
04 Structural backfill of retaining walls, compacted in lifts
05 Excavation and backfill for other trades
06 Demolition and haul-off

Aerial view of a construction site with a bulldozer moving material. — Site development & mass excavation

Excavator working on a dirt road in front of a house. — Tight-access excavation & grading

Who we work for

Three kinds of calls

Homeowners

Failing septic, a new water or sewer lateral, a driveway that needs to come out, power run to a barn or ADU. We walk the property and tell you what it actually takes.

Trade contractors

You have the license and the scope, you just need the trench, the machine, or the backfill. We show up with an operator and stay out of your schedule's way.

General contractors

Public works and upscale residential from the ground down — joint trench, utility coordination, storm drainage, and structural backfill signed off and ready for concrete.

On the job

Recent work

Sewer pipe set in an open trench.

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Service area

San Diego County & Riverside County

San Diego County 18 cities

CarlsbadChula VistaCoronadoDel Mar El CajonEncinitasEscondidoImperial Beach La MesaLemon GroveNational CityOceanside PowaySan DiegoSan MarcosSantee Solana BeachVista

Riverside County 28 cities

BanningBeaumontBlytheCalimesa Canyon LakeCathedral CityCoachellaCorona Desert Hot SpringsEastvaleHemetIndian Wells IndioJurupa ValleyLa QuintaLake Elsinore MenifeeMoreno ValleyMurrietaNorco Palm DesertPalm SpringsPerrisRancho Mirage RiversideSan JacintoTemeculaWildomar

Get a bid

Tell us what's in the ground

(760) 792-9502

Emailbill@maginc.ai

MailP.O. Box 1558
Fallbrook, CA 92088

HoursCall for current availability