Sean Casten Office

Great Lakes Principles LLC is a private developer and real estate firm based in Wheaton, IL, established in 1991. By appointment only, the company specializes in land development, property management, and land subdivision services. Serving the local area, Great Lakes Principles LLC has built a strong reputation for its expertise in real estate and development projects. With a focus on quality and professionalism, the firm continues to be a trusted partner for clients seeking tailored real estate solutions. Generated from their available business information