MARLBOROUGH, MASS. — R.W. Holmes Realty has arranged the sale of Mount Royal Office Park, located at the interchange of Route 20 and Interstate 495 in Marlborough. Mount Royal Associates II, an entity of Haynes Management, sold the three-building property to CB Equities Mt Royal for $8.5 million. The buyer plans to rename the property to Knowledge Park @ Marlborough and renovate the 160,000-square-foot property with a new exterior front façade, new signage, an updated fitness center with showers and a common area with a club room. Additionally, the buyer will occupy a portion of the building and plans to lease out suites ranging from 1,600 square feet to 20,000 square feet. Craig Johnson, Garry Holmes and Jim Bartholomew of R.W. Holmes represented the seller and procured the buyer in the transaction.