Welcome to

J Winn LLC

Jack Winn


My mission at J Winn LLC is to lead the way in civil and marine project management. With over three decades of experience under my belt, I leverage my expertise to ensure unparalleled success in every project I undertake. From inception to completion, I’m dedicated to delivering results that exceed expectations.

Headquartered in Fernandina Beach, Florida, I’m strategically positioned to serve clients regionally across Florida, Georgia, and South Carolina with a specialization in all phases of civil and marine construction, catering to a diverse range of clients including federal, state, municipal, and private entities.

My track record speaks for itself. Over the years, I have successfully managed a multitude of federal projects for esteemed clients such as Great Lakes Dredge and Dock, Shaw Environmental, EMC Engineering, Coastline Consulting, and Winn Consultants. From contract compliance to environmental stewardship, safety, and quality control, I ensure that every aspect of the project is meticulously managed.

In addition to federal projects, I have also played a pivotal role in municipal and private endeavors, overseeing everything from estimates and budgets to personnel management and contractor coordination. My expertise extends to land development projects throughout the southeastern region, where I have collaborated with leading companies to bring their visions to life.

At J Winn LLC, excellence is not just a goal – it’s a standard I uphold in everything I do. Partner with me, and let’s build a future of success together.

J Winn LLC

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