A breakdown of the 638 companies running EnergyPlus.
Top industries
Construction and building281
Professional and business services73
Information technology and services58
Education and training57
Industrial and manufacturing37
Resources, energy and utilities25
Not for profit24
Government and public services20
No industry recorded: 18
Company size
1–1067 (12%)
11–5096 (17%)
51–250134 (23%)
251–50061 (11%)
501–1,00037 (6%)
1,001–5,00084 (15%)
5,001–10,00034 (6%)
10,001+66 (11%)
Share of companies with a recorded size, by employees.
No size recorded: 59
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Frequently asked questions
About the EnergyPlus data on this page.
How many companies use EnergyPlus?
Firmable holds confirmed EnergyPlus detections for 638 distinct companies, 181 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use EnergyPlus?
National Urban League, Kirksey Architecture and IAPMO Oceania are among the most prominent in the current set.
What industries use EnergyPlus?
Construction and building, professional and business services and information technology and services lead the set, across 18 industries in total.
What size companies use EnergyPlus?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are EnergyPlus users based?
The United States, Canada, Australia and Indonesia account for most detections, across 13 countries.
How current is this data?
181 companies were confirmed in the last 90 days. Last detection 13 October 2026.
