How many employees work at Mainstay?

Mainstay has approximately 157 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Mainstay’s total headcount has grown 113.6% from 73 employees in 2023 to 157 in 2026.

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

Is Mainstay hiring right now?

Yes, Mainstay is actively hiring. Mainstay had 36 active job postings in 2026, a 100.0% increase from 2025 — see job openings & hiring trends.

About Mainstay’s Workforce

Mainstay is a Real Estate and Development company that employs 157 people worldwide as of March 2026. It is the 10th-largest by headcount among its peers. Founded in 2024, the company is headquartered in San Francisco, California.

Mainstay's workforce has grown 113.6% from 2023 to 2026, though it is down 1.4% year over year in 2026. Its workforce is concentrated most in North America (100.0%).

Mainstay's functional groups are Finance and Operations (42.9%), Sales and Marketing (30.2%), and Engineering (26.9%). The average salary is $132,104, highest in North America at a median of $118,000, down 3.6% year over year in 2026.

Mainstay's active job postings rose 100.0% in 2026 to 36, with new postings per month climbing from 0 in 2023 to 12 in 2026. Overall employee sentiment is neutral but improving.

Sourced from Revelio Labs workforce data.

Headquarters
San Francisco, California
Founded
2024
Industry
Real Estate and Development
Employees
157
YoY
-1.4% (-2)

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Mainstay Annual Employee Count (2023-2026)

Interactive chart of Mainstay annual worldwide employee count from 2023 to 2026.
  • Mainstay had 157 employees in 2026, a 1.4% decline (-2) from 2025.
  • Mainstay had 166 employees in 2025, a 7.5% increase (+26) from 2024.
  • Mainstay had 140 employees in 2024, a 1.5% decline (+56) from 2023.
  • Mainstay had 84 employees in 2023, a 10.8% increase (+48) from 2022.

Mainstay's total workforce has grown from 73 employees in 2023 to 157 in 2026.

Mainstay quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q1157-2-1.4%
2025Q4166+26+7.5%
2025Q3171+25+1.8%
2025Q2173+70+9.7%
2025Q1159+72+6.1%
2024Q4140+56-1.5%
2024Q3146+71+9.1%
2024Q2103+30+2.3%
2024Q187+47+8.3%
2023Q484+48+10.8%
2023Q375+37+7.6%
2023Q273+38+6.1%

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Mainstay Employee Count by Region (2026)

North America accounts for the largest share of Mainstay's global workforce with approximately 100% of total employees.

Mainstay employees by region

RegionEmployees% of Total
North America142100.0%

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Mainstay Employee Count by Department (2026)

Mainstay's employee groups are Finance and Operations (42.9%), Sales and Marketing (30.2%), and Engineering (26.9%).

Mainstay employees by department

DepartmentEmployees% of Total
Finance and Operations6742.9%
Sales and Marketing4730.2%
Engineering4226.9%

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Mainstay Employee Salary by Region (2026)

Mainstay's average employee salary is $132,104 globally. Employees in North America receive the highest compensation.

Mainstay median employee salary by region (USD)

RegionMedian Salary
North America$118,000

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Mainstay Job Openings and Hiring Trends (2023-2026)

Interactive chart of Mainstay annual active job postings from 2023 to 2026.
  • Mainstay had 36 active job postings in 2026, a 100.0% increase (+18) from 2025.
  • Mainstay had 18 active job postings in 2025, a 160.0% increase (+16) from 2024.
  • Mainstay had 2 active job postings in 2024, a 200.0% increase (+2) from 2023.
  • Mainstay had 0 active job postings in 2023, a 0% no change from 2022.
  • Hiring velocity in 2026: 12 new roles/month, up from 7 in 2025 and 1 in 2024.

Mainstay's hiring is accelerating: active job postings rose 100.0% in 2026 to 36, with new postings per month climbing from 0 in 2023 to 12 in 2026.

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Mainstay Employee Sentiment (2026)

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

Overall

NegativePositive

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Frequently Asked Questions About Mainstay

How fast is Mainstay growing?
In 2026, Mainstay's headcount shrank 1.4% to 157 employees, down from 159 in 2025.
See the full headcount history
Where are Mainstay employees located?
Most Mainstay employees are based in North America (100.0% of headcount).
Explore where the workforce is based
What is the average salary at Mainstay?
The average employee salary at Mainstay is approximately $132.1k per year.
Analyze the salary distribution
How many new job postings does Mainstay open per year?
In Q1 2026, Mainstay opened 37 new job postings. In 2025, Mainstay opened 81 new job postings — about 7 per month.
Track hiring trends by role
When was Mainstay founded and where is it headquartered?
Mainstay was founded in 2024 and is headquartered in San Francisco, California.
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