Sotheby's

What Sotheby's does

Sotheby's International Realty Affiliates LLC is a privately held luxury real estate franchise network founded in 1976 and headquartered in the United States, operating as a subsidiary of Anywhere Real Estate Inc. (NYSE: HOUS). It functions as a global franchise platform connecting independently owned and operated brokerage affiliates — 1,100+ offices staffed by 26,000+ sales associates across 86 countries and territories — with luxury residential property buyers and sellers under a brand licensed from the Sotheby's auction house (established 1744).

The core product is a web-based luxury property listing platform (sothebysrealty.com) supporting 14+ languages and multi-currency search, complemented by the SIR Mobile App, SIR Apple TV App, and 3D virtual reality property tour capabilities. Content sub-brands — Luxury Outlook (annual market research), Extraordinary Living (editorial blog), RESIDE — provide top-of-funnel marketing and category authority. Sotheby's Concierge Auctions, a wholly owned subsidiary, operates as an accelerated luxury property sale channel.

The business model is transaction-fee-based: affiliates earn commissions on luxury property transactions (no publicly disclosed commission schedule; pricing varies by property and location), pay the parent franchise and marketing/technology fees, and receive operational, recruiting, educational, and business development support. Customer segments center on high-net-worth individuals buying or selling luxury residential properties globally — houses, condos, townhomes, villas, and lifestyle properties (waterfront, ski, equestrian, vineyard, etc.). Network-wide annual sales volume is reported at $182 billion. Distribution occurs through the franchise network, the company's global website and apps, media partnerships, and integration with the broader Sotheby's brand ecosystem.

Name

Sotheby's

Legal name

Sotheby's International Realty Affiliates LLC

Website

https://sothebysrealty.com

Company type

Private

Founded year

1976

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

Sotheby's International Realty is a global luxury real estate franchise network operating in 86 countries through 1,100+ independently owned offices and 26,000+ sales associates, licensed under the 1744-founded Sotheby's brand.

Ownership category

akta.pro rank

Product category

Luxury Real Estate Brokerage

NAICS

Offices of Real Estate Agents and Brokers (5312)

SIC

Real Estate Agents & Managers (For Others) (6531)

akta.pro primary industry

Luxury & High-End Residential Brokerage (BPAJAAAC)

akta.pro secondary industry

Real Estate Auction Services (FSAEAJAL)

Keywords

• Luxury real estate brokerage
• Real estate franchise network
• High-net-worth properties
• Global property listings
• Affiliate brokerage services

Headquarters

HQ city

Madison

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Operations, Marketing or Sales, Technology or R&D, Personnel

Revenue model

1. Real Estate Commission: The company operates as a luxury real estate franchise, with independent brokerages paying franchise fees and earning commissions on property transactions. Franchise affiliates benefit from the Sotheby's brand association and receive operational, marketing, recruiting, educational, and business development support.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels7 records

Core offering

Sotheby's International Realty operates a luxury real estate franchise network, granting independent brokerages the right to use the Sotheby's International Realty brand to market and sell luxury residential properties. The network comprises 1,100+ offices across 86 countries with 26,000+ sales associates, generating $182 billion in annual sales volume and attracting more than 42 million website visits annually.

Product overview

Sotheby's International Realty is a luxury real estate franchise offering a unified platform for buying and renting high-end properties worldwide. The core product consists of the main brokerage platform (sothebysrealty.com) with property search capabilities, complemented by the Luxury Outlook research publication, Extraordinary Living editorial blog, SIR Mobile App, SIR Apple TV App, and Virtual Reality property tour features. Related offerings include Sotheby's Concierge Auctions for accelerated luxury property sales. The company operates through a franchise model with over 1,100 independent brokerage offices and 26,300 sales associates across 83 countries and territories.

Differentiator

Problem solved

Functional benefit

Brands

• Extraordinary Living: The brand's curated destination for stories and insights that celebrate the art of living well
• Luxury Outlook
• RESIDE

Products and services

• Luxury Residential Property Sales Brokerage services for the sale of luxury residential properties worldwide, delivered through the Sotheby's International Realty franchise network of affiliated brokerages and sales associates for high-net-worth buyers and sellers.
• Luxury Residential Rental Services Brokerage services for the rental and leasing of luxury residential properties through affiliated brokerages serving tenants and landlords of high-end homes.
• Franchise Affiliate Program Licensing of the Sotheby's International Realty brand, trademarks, marketing systems, and referral network to independent brokerages that operate under the brand across 86 countries.
• Global Property Listing Platform Centralized online platform enabling affiliated sales associates to list and market luxury properties to an international audience, attracting more than 42 million website visits annually with multi-language support.

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Four partnerships are on record, tiered core, major and supporting.

• Sotheby's (Auction House)coreStrategic or Co-development Partner · 1 February 2004In February 2004, Realogy (now part of Anywhere Real Estate) entered into a long-term strategic alliance with Sotheby's, the auction house operator. The agreement provided for the licensing of the Sotheby's International Realty name and the development of a full franchise system. Franchise affiliates benefit from association with the venerable auction house established in 1744.
• Anywhere Real Estate Inc. (NYSE: HOUS)coreOthersSotheby's International Realty Affiliates LLC is a subsidiary of Anywhere Real Estate Inc., a global leader in real estate franchising and provider of real estate brokerage, relocation, and settlement services. The parent company provides operational infrastructure and support for the franchise network.
• Sotheby's Concierge AuctionsmajorStrategic or Co-development PartnerSotheby's Concierge Auctions is the world's largest luxury real estate auction house. Collaboration with Sotheby's International Realty provides a proven way to accelerate the sale of extraordinary properties, often in as little as 60 days.
• Leading Media OutletssupportingGTM or Marketing PartnerPartnerships with leading news, lifestyle, and financial voices, as well as real estate-centric websites, expand visibility and create meaningful exposure for listings. The company claims to be the #1 most profiled luxury real estate brand in the news.

Scale indicators8 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Knight Frank: Global luxury residential and commercial real estate firm with a comparable international network, HNW client base, and London heritage. Competes directly with SIR on prime central London, European resort, and Asia-Pacific luxury mandates.
• Christie's International Real Estate: Luxury real estate network leveraging the Christie's auction house brand, with a comparable franchise model, HNW clientele, and global footprint. Most direct brand-equivalent competitor given parallel auction-house heritage.
• Engel & Völkers: German-headquartered luxury real estate franchise operating across Europe, North America, and select international markets. Competes with SIR on premium residential mandates and uses a similar franchise/distribution model.

Emerging players

• The Agency: Boutique luxury and ultra-luxury brokerage with a growing international footprint and strong digital presence. Targets the same HNW seller and buyer pool as SIR, particularly in marquee US and Caribbean markets.

Broad incumbents

• Compass: Tech-forward US real estate brokerage with a growing luxury division and agent-focused platform. Competes with SIR for top-producing luxury agents and high-end listing inventory in major US metros.
• Coldwell Banker: Major US residential brokerage franchise also owned by Anywhere Real Estate Inc. (SIR's parent). While positioned more broadly across price tiers than SIR, it competes for upscale listings and shared agent pools within the same corporate family.
• Berkshire Hathaway HomeServices: Large US-focused real estate franchise leveraging the Berkshire Hathaway brand. Competes with SIR in the luxury segment of US metros and benefits from a similarly prestigious parent-brand association.
• Howard Hanna Real Estate Services: Large privately held US residential brokerage with growing luxury presence in the Northeast and Mid-Atlantic. Overlaps with SIR on upper-tier listings and agent recruitment in regional luxury markets.

Regional players

• Premier Sotheby's International Realty: Independent SIR franchisee covering Florida and North Carolina luxury markets. Operates within the SIR brand system but competes with other SIR affiliates and non-affiliated luxury brokerages for regional share.

Others

• Zillow: Consumer-facing real estate marketplace and technology platform. Not a direct brokerage competitor but a critical listing-distribution and lead-generation channel that affects how luxury inventory reaches buyers and how SIR affiliates compete for attention.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/sothebysrealty
• YouTubeyoutube.com/user/sothebysrealty
• Facebookfacebook.com/sothebysrealty
• LinkedInlinkedin.com/company/sothebys-international-realty
• Instagraminstagram.com/sothebysrealty
• TikToktiktok.com/@sothebysrealty
• Pinterestpinterest.com/sothebysrealty

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A2 records

Investments1 record

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sotheby's