LONG ISLAND DOCK BUILDERS communities & Long Island Fire Island top quality workmanship for your project Proven by our satisfied and strong customer base
Welcome to
Marquardt Marine Construction
We provide a variety of services for our clients

Bulkhead & Seawalls

Docks ✧ Piers Jetties

Efficient Dredging

Rock Revetments

FLOATING BARGE SERVICES

EQUIPMENT SALVAGE

PERMIT ASSISTANCE

✧Boat lifts ✧Boat slips ✧Boat ramp

BEST
EQUIPMENT
Our men are provided with the very best equipment and tools available. enabling them to provide top quality workmanship on each and every project.
SAFE
INSURED
Marquardt Marine Construction is fully insured and will provide licenses and insurance certificates upon request.
TIMELY
COMPLETION
Our experience in all phases of marine construction provides us with the know how to come up with creative solutions in all situations encountered.
Free estimate

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