MagazinesBizTimes MilwaukeeIndustriesReal Estate Mandel Group scales back River Hills project By the Numbers By BizTimes Staff - Jul 23, 2018 12:00 am Share EmailFacebookTwitterLinkedin After residents objected, Mandel Group Inc. reduced the size of its proposed River Hills development to 154 apartments Get the BizTimes email newsletterKeep up with the issues, companies and people that matter most to business in the Milwaukee metro area. Submitting the form please wait.... :) Thanks! You're signed up. There was an error, please try again later.