TROY, MI-The city wants a 125,000-sf conference center, hotel and residential development on public property. It is requesting proposals from four companies for a market viability study.

ENGLEWOOD, CO-A plant here and in Prescott, AZ have been operating at 30% capacity. The plant here is newer and larger, prompting the maker of commercial carpet cleaners to consolidate operations.

MONTCLAIR, CA-Carboline Co., which makes commercial coatings and adhesives, signs 10-year lease valued at $1.5 million. The St. Louis-based firm will use the building for its West Coast manufacturing and distribution operations.

SANTA ANA, CA-Triple Net Properties LLC acquires two single-tenant buildings from Kilroy Realty LP. The deal, valued at $10.5 million, is for industrial buildings in Temecula and Las Vegas.