DETROIT, MI - Quicken Loans Founder Dan Gilbert's umbrella company Rock Ventures has bought the so-called Kresge Building at 1201 Woodward Ave.,

, citing an unidentified source.

A spokeswoman for Rock Ventures said the company is declining comment.

Earlier this month, Exclusive Realty agent Chuck Mady confirmed that a three-building package of structures at 1201, 1207 and 1505 Woodward Ave.

but declined to say who the buyer was.

Crain's did not obtain a sales price, and the building's owner, Dennis Kefallinos, declined comment.

Mady also told MLive in September that the trio of buildings were listed at $4 million, but the offers they had been attracting were too low. He could not immediately be reached for comment Monday afternoon.

Rock Ventures recently

, bringing the company's portfolio of downtown real estate to 10 buildings totaling 2.5 million square feet of commercial space, in addition to two parking garages with 3,500 parking spaces. The company is also building a 535,000-square-foot, Z-shaped parking and retail property that will stretch from the corner of Broadway and East Grand River to Gratiot and Library.

The two properties at 1201 and 1207 Woodward are connected, and include 96,000 square feet of space. The building at 1505 Woodward Ave. has 40,000 square feet of space. All three buildings are earmarked for retail, commercial and residential use.