GJB has been in the real estate development business for over ten years and has amassed a solid reputation in that time by building homes in the greater Chicago area. This office also serves as a management office for the properties GJB owns. The atmosphere inside is very professional, with solid wood accents and numerous offices for its many company roles. Wearing many hats, the proprietor of GJB is also maintains an accounting office in this establishment, having over 22 years experience as an accounting professional.