NILES, ILL. — The Missner Group has completed two tenant build-outs at the Howard Industrial Center, which is located at 6420 W. Howard in Niles. The first project included the construction of office space, a conference room and a viewing and concession area for Energy Volleyball Club’s 42,000-square-foot space at the center. Additionally, The Missner Group completed the tenant build-out for Jump!Zone Party and Play, which leases 20,000 square feet at the center. Originally constructed in the 1950s, Howard Industrial Center is comprised of two buildings totaling 400,000 square feet. The property is a joint development of The Principal Financial Group and The Missner Group.