Exterior of 100 New Oxford St. 100 New Oxford St. contains a mix of office and retail tenants, and is 100% occupied.

LONDON—Thor Equities and AEW said Monday they had signed a contract to acquire a mixed-use property at 100 New Oxford St. here from Tishman Speyer. The Thor/AEW partnership is paying £180 million (US$237 million) for the property; AEW’s stake is being purchased through a club deal consisting of two German investors.