Gregory Antonsen

Realogy Brokerage Group LLC provides residential real estate brokerage services. It offers mortgage, title, insurance, escrow, warranty, relocation, and concierge services. The company was founded in 1997 and is headquartered in Madison, NJ.

Sotheby's International Realty Affiliates LLC provides real estate services. The firm operates as a franchise focuses on brokering and marketing of luxury residential real estate. It offers independent brokerages with a marketing and referral program for luxury listings. The company was founded in 1976 and is headquartered in Madison, NJ.

Sotheby's International Realty Affiliates, Inc. provides real estate brokerage services. The company provides independent brokerages with marketing and referral program. It also provides operational, marketing, recruiting, educational, and business development resources. The company was founded in 1976 and is headquartered in New York, NY.

Part of LUXHABITAT Real Estate LLC, Sotheby's International Realty Ltd. is a real estate brokerage company based in London, UK. White. The British company provides real estate brokerage services. The company was founded in 1976 and the CEO is Philip A. Sotheby's International Realty Ltd. was acquired by LUXHABITAT Real Estate LLC from Anywhere Real Estate, Inc. on January 19, 2023.

Real Estate Board of New York, Inc. operates as a real estate trade association. It represents commercial, residential, and institutional property owners, builders, managers, investors, brokers, and salespeople; banks, financial service companies, utilities, attorneys, architects, and contractors. The company was founded in 1896 and is headquartered in New York, NY.

Part of Anywhere Real Estate, Inc., Sotheby's International Realty Referral Co., Inc. provides real estate services. The company is based in Beverly Hills, CA. White. The CEO of the company is Philip A.

Part of Sotheby's, Sotheby's International Realty is a luxury real estate management brokerage that was founded in 1976 to provide real estate services for discerning clients of Sotheby's auction house. The company's franchise system is comprised of an affiliate network, where each office is independently owned and operated, and spans approximately 1,000 offices located in 75 countries and territories worldwide, including 45 company-owned brokerage offices in key metropolitan and resort markets. The company is based in Vancouver, Canada, and the CEO of the company is Philip A. Sotheby's International Realty supports its affiliates and agents with a host of operational, marketing, recruiting, educational, and business development resources, and affiliates and agents also benefit from an association with the venerable Sotheby's auction house, established in 1744. White.