Building Foundations with Care

At S&J Marroquin, we specialize in precise NJ excavation for homes and businesses, ensuring every project starts strong and stays solid. We have over 21 years of experience handling a variety of excavation and construction related work.

A heavy excavator carefully digging a foundation at a residential construction site on a sunny day.
A heavy excavator carefully digging a foundation at a residential construction site on a sunny day.
Our Promise
Why Choose Us

We bring hands-on experience and attention to detail, treating each property like it’s our own, with respect and professionalism.

Areas We Service

Northern, Central, Southern New Jersey

Passaic County

Clifton / Paterson / Passaic / Wayne / Little Falls / Totowa / Woodland Park (West Paterson) / Bloomingdale / Ringwood

Bergen County

Hackensack / Paramus / Garfield / Lodi / Saddle Brook / Elmwood Park / Fair Lawn / Ridgewood / Fort Lee / Englewood / Teaneck

Essex County

Newark / Montclair / Bloomfield / Nutley / West Orange / East Orange / Livingston / Caldwell / Verona / Irvington

Hudson County

Jersey City / Hoboken / Bayonne / Union City / North Bergen / Secaucus / Weehawken / Kearny / Harrison

Morris County

Morristown / Parsippany / Madison / Chatham / Florham Park / Randolph / Rockaway / Denville / Mount Olive

Union County

Elizabeth / Union / Linden / Westfield / Cranford / Scotch Plains / Plainfield / Rahway / Clark

Somerset County

Bridgewater / Somerville / Hillsborough / Franklin Township / Bernardsville / Basking Ridge

What our clients say about S&J Marroquin

Milton is best of the best, hands down 100% satisfied with his recommendations and completed work!

Manny M.
Smiling man standing next to a freshly excavated residential construction site.
Smiling man standing next to a freshly excavated residential construction site.

Fairfield, NJ

Professional team, great communication, and the site was left spotless after the project! Would use again! Hard to find this caliber of work ethic!

Excavation machinery at work on a commercial property with clear blue skies.
Excavation machinery at work on a commercial property with clear blue skies.
John S.

Morris County, NJ

★★★★★
★★★★★