with Historic Hospitality Investments, a subsidiary of Kimberly-Clark, to turn the building into a Renaissance Hotel. Work started shortly after the announcement, but came to a halt in November, when construction crews discovered more damage than anticipated. The associated cost overrun caused Kimberly-Clark to back out of the deal. A new renovation plan, through the Cleveland-based Ferchill Group, was announced in June 2006, with the Book-Cadillac to become a Westin Hotel and Residences. Kaczmar Architects Inc. of Cleveland and interior design firm ForrestPerkins of Dallas oversaw the design work, and renovations took place from August 2006 to fall 2008. The Westin Book Cadillac Detroit celebrated its grand opening on October 25, 2008. The hotel was acquired by Oxford Capital Group in December 2021 for an undisclosed sum, after The Ferchill Group faced foreclosure due to the negative economic impact of the COVID-19 pandemic on the hotel. The new owners announced a $20 million renovation of the entire property in November 2022, which will be completed in 2023. Architecture Architect Louis Kamper designed the hotel in the Renaissance Revival style at the corner of Washington Boulevard and Michigan Avenue. Abutting the hotel on the north was the headquarters of the Detroit Edison Company. The structure is a steel skeleton faced with beige brick and limestone accents. It hasNeo-Classical elements and building sculpture. Among its notable features are the sculptures of notable figures from Detroit's history—General Anthony Wayne, Antoine Laumet de La Mothe, sieur de Cadillac, Chief Pontiac, and Robert Navarre along the ornate Michigan Avenue façade and copper-covered roof elements. The lower six floors are clad in limestone. On the ground floor it is carved into wide horizontal bands while floors two through five are smooth. Corinthian pilasters and columns separate the windows of the public rooms from the second to fifth floors with windows for the second and third floors contained in large arches. Windows on the fourth floor are framed by small balconies. Above the sixth floor, the exterior is beige brick with cornices at floors 7, 16 and 21. Ionic columns frame windows on floors 23 through 25. A large cornice encircled the 27th floor and was removed during an earlier renovation. Limestone quoins accent three corners of the building which are capped with copper-clad ziggurats. The north and south sides have penthouse towers that extend to the 31st floor. When the north penthouse was reconstructed, it was