# CoStar Group

> CoStar Group sells property information, analytics, software and advertising across commercial and residential real estate. Its brands include CoStar, LoopNet, Apartments.com, Homes.com, Matterport and STR, connecting professional research with consumer property searches and 3D tours.

- **Founded:** 1986
- **Headquarters:** Arlington, United States
- **Founders:** Andy Florance (Founder and Chief Executive Officer), Michael R. Klein (Co-founder and former chairman, identified in historical SEC filings)
- **Products:** CoStar, LoopNet, Apartments.com, Homes.com, Matterport
- **Notable:** Completed IPO in 1998 and became an S&P 500 constituent., Built a portfolio spanning professional property research, consumer marketplaces, hotel benchmarking and spatial capture., Q2 2026 revenue reached $925 million, with GAAP net income of $55 million.

## Products & services

- **CoStar** — Subscription commercial property research, comparable transactions, market analytics and news.
- **LoopNet** — Commercial property marketplace with paid advertising for owners and brokers.
- **Apartments.com** — Rental search and advertising network serving renters, owners and property managers.
- **Homes.com** — Residential search with paid agent memberships and a listing-agent lead model.
- **Matterport** — Spatial capture equipment, subscriptions and 3D digital twins; acquired by CoStar in February 2025.
- **STR** — Hotel performance benchmarking and hospitality market data.
- **Ten-X** — Online commercial real estate auctions and negotiated bids.
- **CoStar Real Estate Manager and Visual Lease** — Enterprise lease administration and lease accounting software.
- **Land.com** — Land and rural property listing and advertising network.
- **BizBuySell** — Marketplace for buying and selling businesses.
- **Domain and OnTheMarket** — Residential property portals in Australia and the United Kingdom, respectively.
- **Homes AI** — Voice and text property search powered by Microsoft Azure OpenAI, launched February 2026.
- **Zonda** — New-home construction data, analytics and software, plus NewHomeSource.com and Livabl; acquired August 2026.

## Achievements

- Completed IPO in 1998 and became an S&P 500 constituent.
- Built a portfolio spanning professional property research, consumer marketplaces, hotel benchmarking and spatial capture.
- Q2 2026 revenue reached $925 million, with GAAP net income of $55 million.
- Completed Matterport and Domain acquisitions in 2025 and Zonda in August 2026.

## Latest updates

- **2026-10** — Homes.com released its September housing report on October 21, reporting a 0.6% annual rise in the national median sale price.
- **2026-09** — Felix Kusch was appointed president of Homes.com on September 14.
- **2026-09** — Apartments.com described its ChatGPT app and apartment-search integration on September 8.
- **2026-08** — CoStar completed its acquisition of Zonda on August 21, adding new-home data and NewHomeSource.com and Livabl.
- **2026-07** — Q2 results reported $925 million revenue and $184 million adjusted EBITDA; these are distinct from $55 million GAAP net income.
- **2026-02** — Homes AI launched February 17 with voice and text search powered by Microsoft Azure OpenAI.
- **2026-01** — CoStar announced plans to reduce Homes.com net investment by more than $300 million in 2026 from $850 million in 2025.

## Links

- Website: https://www.costargroup.com/
- LinkedIn: https://www.linkedin.com/company/costar-group
- Twitter/X: https://twitter.com/TheCoStarGroup
- YouTube: https://www.youtube.com/@CoStarGroup
- Instagram: https://www.instagram.com/costargroup/
- Facebook: https://www.facebook.com/CoStarGroup

---

Profile page: https://yespress.io/costar-group
Published by YesPress — https://yespress.io
Last updated: 2026-10-24