Custom builder in Fleming Island, Florida

Yes. Fleming Island is inside our regular working area from Keystone Heights — we cover all of Clay County and the 6 neighboring counties we serve. Call (352) 478-6112 and we'll come walk the property.

Clay County Building Division. Nearly every neighborhood carries an HOA architectural review committee whose approval has to land before the county permit is worth applying for. We handle the permit applications and the agency coordination as part of every job.

Engineered subdivision pads that were graded once and drain to a shared retention system — cutting into that grade for an addition has downstream consequences. Frontage on both Doctors Lake and the St. Johns, both tidal and brackish, with boat traffic wake as the main structural load on private docks. Both of those shape foundation, drainage and site work decisions here.

Mostly planned-community homes, Doctors Lake and river frontage, golf-course lots. 1990s-2010s production homes on tight setbacks, where owners want custom work that does not look like the four houses beside it.

Yes — Keystone Custom Builders holds Florida Certified Building Contractor licence CBC1265492, which covers residential and light commercial construction statewide, and we carry general liability and workers' compensation coverage.