A breakdown of the 2.3K+ companies running Costar.
Top industries
Real estate and home services498
Financial services458
Professional and business services264
Construction and building172
Information technology and services155
Hospitality and travel135
Industrial and manufacturing107
Education and training77
No industry recorded: 70
Company size
1–10190 (9%)
11–50365 (17%)
51–250535 (25%)
251–500268 (12%)
501–1,000149 (7%)
1,001–5,000316 (15%)
5,001–10,000114 (5%)
10,001+235 (11%)
Share of companies with a recorded size, by employees.
No size recorded: 172
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Frequently asked questions
About the Costar data on this page.
How many companies use Costar?
Firmable holds confirmed Costar detections for 2,344 distinct companies, 475 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Costar?
Phillips Edison & Company, Inc., Franklin Street and Kayne Anderson are among the most prominent in the current set.
What industries use Costar?
Real estate and home services, financial services and professional and business services lead the set, across 19 industries in total.
What size companies use Costar?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are Costar users based?
The United States, Canada, Australia and Indonesia account for most detections, across 13 countries.
How current is this data?
475 companies were confirmed in the last 90 days. Last detection 13 October 2026.
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