A breakdown of the 15K+ companies running CompTIA A+.
Top industries
Information technology and services3.2K+
Professional and business services1.7K+
Industrial and manufacturing1.6K+
Financial services1.3K+
Health and wellness1.1K+
Construction and building1.1K+
Education and training1K+
Art, sports and recreation475
No industry recorded: 365
Company size
1–10659 (5%)
11–501,579 (11%)
51–2504,420 (30%)
251–5002,837 (20%)
501–1,0001,540 (11%)
1,001–5,0002,241 (15%)
5,001–10,000532 (4%)
10,001+722 (5%)
Share of companies with a recorded size, by employees.
No size recorded: 527
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Frequently asked questions
About the CompTIA A+ data on this page.
How many companies use CompTIA A+?
Firmable holds confirmed CompTIA A+ detections for 15,057 distinct companies, 3,497 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use CompTIA A+?
USA DeBusk, Summit Therapeutics, Inc. and SC&H Group are among the most prominent in the current set.
What industries use CompTIA A+?
Information technology and services, professional and business services and industrial and manufacturing lead the set, across 19 industries in total.
What size companies use CompTIA A+?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are CompTIA A+ users based?
The United States, Canada, Australia and the Philippines account for most detections, across 13 countries.
How current is this data?
3,497 companies were confirmed in the last 90 days. Last detection 7 September 2026.
