Northwestern Mutual renewed its lease for 41,556 SF across two floors at One Riverway in Houston’s Galleria area. The financial services firm was represented by Fritsche Anderson’s Anthony Fritsche & David Anderson. The landlord, Unilev, was represented in lease negotiations by Stream Realty Partners’ Brad Fricks. Fritsche Anderson Realty Partners is a Houston-based commercial real estate services firm specializing in the representation of office and industrial tenants in Houston and across the United States.