Complex sentence: The new building and the library's new logos and signage were designed by Hillier Architecture and named for George and Estelle Sands, who made a $5 million dollar donation, with half going to provide an endowment.
Split into simpler sentences: The new building and the library's new logos and signage were designed by Hillier Architecture. The building is named for George and Estelle Sands, who made a $5 million dollar donation, with half going to provide an endowment.