J3 Engineering Group, LLC. Employee Directory

Civil EngineeringWisconsin, United States11-50 Employees

J3 Engineering Group, LLC is a civil engineering firm based in Mequon, Wisconsin, founded by partners Justin Fisk and James Gerloff who bring more than twenty years of experience to the practice. The firm emphasizes structural engineering with a focus on applying modern engineering methods alongside sound business practices to deliver value for clients. Its work centers on design, engineering, and clear communication to build durable structures and foster strong client relationships. Serving clients in the civil and structural sectors, the company aims to address project challenges through straightforward collaboration and technically grounded solutions. The organization operates in a professional services niche within the engineering industry, positioning itself as a small to mid-size firm that prioritizes direct engagement and practical outcomes for each project.

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