MALVERN, PA. — King of Prussia, Pa.-based O’Neill Properties Group has announced plans for a 180,000-square-foot office building, to be located within the developer’s Uptown Worthington mixed-use project. Known as Worthington Financial Center, the building is being designed to achieve LEED certification. Sustainable features include the use of recycled and reclaimed building materials as well as energy-efficient heating, cooling and lighting systems. Berwyn, Pa.-based Turner Investment Partners will serve as the building’s first tenant, taking more than 63,000 square feet in the fourth quarter of 2010. Uptown Worthington is scheduled for completion in fall 2009. Once built-out, the project will total 2 million square feet, including 490,000 square feet devoted to Class A office space. Additional components include retail, restaurants, entertainment venues, hotels and residences.