How many employees does Custom Solar have?

Custom Solar Ltd. has approximately 209 total employees worldwide as of June 2026, according to Revelio Labs workforce intelligence data. Custom Solar’s total headcount has grown 5.4% from 198 employees in 2023 to 209 in 2026.

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

About Custom Solar’s Workforce

Custom Solar Ltd. is an Engineering and Construction Services company that employs 209 people worldwide as of June 2026. It is the 11th-largest by headcount among its peers. Founded in 2010, the company is headquartered in Sheffield, United Kingdom.

Custom Solar's workforce has grown 5.4% from 2023 to 2026, and is up 2.5% year over year in 2026. The headcount dipped to a low of 197 in 2026 Q1 before recovering. The majority of staff are in Northern Europe (94.5%), with smaller shares in South Asia (3.6%) and North America (1.9%).

Custom Solar's groups are Engineering (53.3%), Finance and Operations (36.4%), and Sales and Marketing (10.2%). The average salary across the company is $62,543, with the highest regional median in Northern Europe at $57,000, and salaries are down 4.8% year over year in 2026.

Custom Solar's sentiment is negative and flat overall. The company ranks 11th by headcount among its peers, out of 11. The geographic footprint stands out for its heavy concentration in Northern Europe, which accounts for the vast majority of its workforce.

Sourced from Revelio Labs workforce data.

Headquarters
Sheffield, United Kingdom
Founded
2010
Industry
Engineering and Construction Services
Employees
209
YoY
+2.5% (-12)

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Custom Solar Annual Employee Count (2023-2026)

Interactive chart of Custom Solar annual worldwide employee count from 2023 to 2026.
  • Custom Solar had 209 employees in 2026, a 2.5% increase (-12) from 2025.
  • Custom Solar had 213 employees in 2025, a 4.6% decline (-37) from 2024.
  • Custom Solar had 250 employees in 2024, a 5.5% increase (+28) from 2023.
  • Custom Solar had 222 employees in 2023, a 18.0% increase (+82) from 2022.

Custom Solar's total workforce has grown from 197 employees in 2026 to 209 in 2026. Custom Solar's headcount peaked at 254 in 2024 before declining in 2026 and recovering through 2026.

Custom Solar Ltd. quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q2209-12+2.5%
2026Q1197-21-4.5%
2025Q4213-37-4.6%
2025Q3229-25-6.5%
2025Q2221-13-7.7%
2025Q1218+4-1.8%
2024Q4250+28+5.5%
2024Q3254+56+11.3%
2024Q2234+41+8.1%
2024Q1214+71+18.3%
2023Q4222+82+18.0%
2023Q3198+86+20.7%

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Custom Solar Employee Count by Region (2026)

Northern Europe accounts for the largest share of Custom Solar's global workforce with approximately 95% of total employees, followed by South Asia and North America.

Custom Solar employees by region

RegionEmployees% of Total
Northern Europe19794.5%
South Asia83.6%
North America41.9%

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Custom Solar Employee Count by Department (2026)

Custom Solar's employee groups are Engineering (53.3%), Finance and Operations (36.4%), and Sales and Marketing (10.2%).

Custom Solar employees by department

DepartmentEmployees% of Total
Engineering11253.3%
Finance and Operations7636.4%
Sales and Marketing2110.2%

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Custom Solar Employee Salary by Region (2026)

Custom Solar's average employee salary is $62,543 globally. Employees in Northern Europe receive the highest compensation.

Custom Solar median employee salary by region (USD)

RegionMedian Salary
Northern Europe$57,000

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Custom Solar Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across Custom Solar's workforce based on public professional data. Overall sentiment is negative and has held steady year over year in 2026.

Overall

NegativePositive

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Frequently Asked Questions About Custom Solar

How fast is Custom Solar growing?
In 2026, Custom Solar's headcount grew 2.5% to 209 employees, down from 221 in 2025.
See the full headcount history
Where are Custom Solar employees located?
Most Custom Solar employees are based in Northern Europe (94.5% of headcount), followed by South Asia and North America.
Explore where the workforce is based
How many people work at Custom Solar in Northern Europe?
About 197 people work at Custom Solar in Northern Europe, its largest region.
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What is the average salary at Custom Solar?
The average employee salary at Custom Solar is approximately $62.5k per year.
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When was Custom Solar founded and where is it headquartered?
Custom Solar was founded in 2010 and is headquartered in Sheffield, United Kingdom.
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