Hotel chain Wyndham Worldwide, in Parsippany, announced on Sept. 14 that subsidiary Wyndham Vacation Ownership in Orlando, Fla., paid about $102 million for Shell Vacations LLC, a vacation ownership provider in Northbrook, Ill.

Acquisition by Essex Technology

IonRisk LLC, a risk management firm in Wilmington, Del., on Sept. 12 announced it has been acquired by IT company Essex Technology Group Inc. of Rochelle Park.

Cabinet Company Acquired