A 147,000-square-foot building in Hudson has sold for $3.9 million.

Cabot Woods LLC, a subsidiary of K & L Realty LLC of Worcester, purchased the property at 2 Cabot Road.

K & L Realty is planning extensive upgrades including a redesigned lobby and new HVAC system. VMY Vitols Architects of Needham is overseeing the renovations. The office park is also re-branded as "Cabot Woods."

"Cabot Woods is an ideal setting with enormous value to tenants. It offers very affordable class A office and R & D space, plus employees can either do a nature walk or stroll to the nearby drugstores, supermarkets, or restaurants," said George K. Tonna, president.

Garry Holmes, of R.W. Holmes Realty Co. Inc., represented the buyer, K & L Realty. Jim Thompson and Doug Jacoby of Newmark Knight Frank represented the seller, NB MS Cabot LLC.