How many employees work at Calpine?

Calpine LLC has approximately 2,896 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Calpine’s total headcount has grown 2.5% from 2,825 employees in 2023 to 2,896 in 2026.

Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published August 2026

Is Calpine hiring right now?

Yes, Calpine is actively hiring. Calpine had 81 active job postings in 2026, a 38.0% decline from 2025 — see job openings & hiring trends.

About Calpine’s Workforce

Calpine LLC is an Energy and Resources company that employs 2,896 people worldwide as of March 2026. It is the 10th-largest by headcount among its peers. Founded in 1984, the company is headquartered in Houston, Texas.

Calpine's workforce has grown 2.5% from 2023 to 2026, though it is down 0.2% year over year in 2026. It fell to a low of 2,810 in 2023 Q3 before recovering. Its workforce is concentrated most in North America (98.7%), followed by South Asia (0.5%) and Central America and the Caribbean (0.3%).

Calpine's functional groups are Finance and Operations (45.1%), Engineering (32.1%), and Sales and Marketing (22.8%). The average salary is $123,127, ranging from a median of $110,000 in North America to $16,000 in Central America and the Caribbean, down 1.0% year over year in 2026.

Calpine's active job postings fell 38.0% in 2026 to 81, with new postings per month cooling from 90 in 2023 to 41 in 2026. Overall employee sentiment is neutral but declining.

Sourced from Revelio Labs workforce data.

Headquarters
Houston, Texas
Founded
1984
Industry
Energy and Resources
Employees
2,896
YoY
-0.2% (-8)

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Calpine Annual Employee Count (2023-2026)

Interactive chart of Calpine annual worldwide employee count from 2023 to 2026.
  • Calpine had 2,896 employees in 2026, a 0.2% decline (-8) from 2025.
  • Calpine had 2,907 employees in 2025, a 0.1% decline (-4) from 2024.
  • Calpine had 2,911 employees in 2024, a 0.4% increase (+74) from 2023.
  • Calpine had 2,837 employees in 2023, a 1.0% increase (+88) from 2022.

Calpine's total workforce has grown from 2,825 employees in 2023 to 2,896 in 2026.

Calpine LLC quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q12,896-8-0.2%
2025Q42,907-4-0.1%
2025Q32,924+11-0.2%
2025Q22,975+46+0.0%
2025Q12,904+25+0.0%
2024Q42,911+74+0.4%
2024Q32,913+103+0.7%
2024Q22,929+104+1.4%
2024Q12,879+131+1.2%
2023Q42,837+88+1.0%
2023Q32,810+86+1.4%
2023Q22,825+98+1.0%

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Calpine Employee Count by Region (2026)

North America accounts for the largest share of Calpine's global workforce with approximately 99% of total employees, followed by South Asia and Central America and the Caribbean.

Calpine employees by region

RegionEmployees% of Total
North America2,80598.7%
South Asia140.5%
Central America and the Caribbean80.3%
Southeast Asia60.2%
South America30.1%
Eastern Europe20.1%
Sub-Saharan Africa20.1%
Southern Europe10.0%
Pacific Islands10.0%

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Calpine Employee Count by Department (2026)

Calpine's employee groups are Finance and Operations (45.1%), Engineering (32.1%), and Sales and Marketing (22.8%).

Calpine employees by department

DepartmentEmployees% of Total
Finance and Operations1,30245.1%
Engineering92532.1%
Sales and Marketing65722.8%

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Calpine Employee Salary by Region (2026)

Calpine's average employee salary is $123,127 globally. Employees in North America receive the highest compensation. Pay is lowest in Central America and the Caribbean, at a median of $16,000.

Calpine median employee salary by region (USD)

RegionMedian Salary
North America$110,000
South America$37,000
Southeast Asia$35,000
South Asia$18,000
Central America and the Caribbean$16,000

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Calpine Job Openings and Hiring Trends (2023-2026)

Interactive chart of Calpine annual active job postings from 2023 to 2026.
  • Calpine had 81 active job postings in 2026, a 38.0% decline (-32) from 2025.
  • Calpine had 113 active job postings in 2025, a 44.7% decline (-65) from 2024.
  • Calpine had 178 active job postings in 2024, a 0% no change from 2023.
  • Calpine had 178 active job postings in 2023, a 36.7% decline from 2022.
  • Hiring velocity in 2026: 41 new roles/month, down from 63 in 2025 and 84 in 2024.

Calpine's hiring is slowing: active job postings fell 38.0% in 2026 to 81, with new postings per month cooling from 90 in 2023 to 41 in 2026.

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Calpine Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across Calpine's workforce based on public professional data. Overall sentiment is neutral and has declined year over year in 2026.

Overall

NegativePositive

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Frequently Asked Questions About Calpine

How fast is Calpine growing?
In 2026, Calpine's headcount shrank 0.2% to 2,896 employees, down from 2,904 in 2025.
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Where are Calpine employees located?
Most Calpine employees are based in North America (98.7% of headcount), followed by South Asia and Central America and the Caribbean.
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What is the average salary at Calpine?
The average employee salary at Calpine is approximately $123.1k per year.
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How many new job postings does Calpine open per year?
In Q1 2026, Calpine opened 123 new job postings. In 2025, Calpine opened 761 new job postings — about 63 per month.
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When was Calpine founded and where is it headquartered?
Calpine was founded in 1984 and is headquartered in Houston, Texas.
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