A breakdown of the 1.1K+ companies running ThemeZee Poseidon.
Top industries
Art, sports and recreation154
Professional and business services89
Media and telecommunications77
Education and training61
Hospitality and travel51
Information technology and services49
Not for profit40
Construction and building35
No industry recorded: 371
Company size
1–10124 (49%)
11–5064 (25%)
51–25035 (14%)
251–50011 (4%)
501–1,0003 (1%)
1,001–5,0009 (4%)
5,001–10,0003 (1%)
10,001+3 (1%)
Share of companies with a recorded size, by employees.
No size recorded: 858
One dataset. Four ways to sell.
Match the deepest technology intelligence against the most comprehensive data on companies and people – such as who is growing, raised capital or changed role – for pinpoint precision on GTM campaigns.
Competitor displacement
Find the accounts running a competitor today and go after them with the right argument.
Complementary tools
Target companies whose stack sits alongside yours and integrates without a fight.
Service partners
Identify implementers and agencies already working in the technologies you support.
Market insights
Map your total addressable market and track aggregated trends such as AI maturity.
Frequently asked questions
About the ThemeZee Poseidon data on this page.
How many companies use ThemeZee Poseidon?
Firmable holds confirmed ThemeZee Poseidon detections for 1,110 distinct companies, 628 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use ThemeZee Poseidon?
Optimist International, Altiras Labs and IAM Canada are among the most prominent in the current set.
What industries use ThemeZee Poseidon?
Art, sports and recreation, professional and business services and media and telecommunications lead the set, across 19 industries in total.
What size companies use ThemeZee Poseidon?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are ThemeZee Poseidon users based?
The United States, Australia, Canada and Japan account for most detections, across 13 countries.
How current is this data?
628 companies were confirmed in the last 90 days. Last detection 20 September 2026.
