How many employees work at UPSTACK?

UPSTACK, Inc. has approximately 546 total employees worldwide as of December 2025, according to Revelio Labs workforce intelligence data. UPSTACK's total headcount has grown 8.4% from 503 employees in 2023 to 546 in 2025.

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

UPSTACK is hiring

Is UPSTACK hiring right now?

Yes, UPSTACK is actively hiring. UPSTACK had 10 active job postings in 2025, a 50.0% increase from 2024 see job openings & hiring trends.

About UPSTACK's Workforce

UPSTACK, Inc. is an Information Technology Services company that employs 546 people worldwide as of December 2025. It is the 8th-largest by headcount among its peers. Founded in 2017, the company is headquartered in New York City, New York.

UPSTACK's workforce has grown 8.4% from 2023 to 2025, and it is up 7.6% year over year in 2025. The headcount dip occurred when numbers fell to a low of 494 in 2024 Q1, after which the staff recovered. The majority of employees are based in the United States (75.1%), followed by El Salvador (5.9%) and India (5.1%), with El Salvador noted as its fastest-growing location (up 12.4%).

UPSTACK's largest groups by headcount are Finance and Operations (52.1%), Sales and Marketing (24.7%), and Engineering (23.2%), with Finance and Operations growing the fastest at 5.4%. The average tenure is 3.8 years, and the average salary is $105,070, with regional medians of $118,000 in Northern America and $12,000 in Southern Asia.

Sourced from Revelio Labs workforce data.

As of December 2025

UPSTACK
workforce metrics

Headcount

546

7.6% YoY

Avg. Salary

$105.1k

0.4% YoY

Tenure

3.8yr

0.5yr YoY

Growth Rate

7.6%

6.8pts YoY

Hiring Rate

Attrition Rate

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Interactive chart of UPSTACK annual worldwide employee count from 2023 to 2025.
  • UPSTACK had 546 employees in 2025, a 7.6% increase (+40) from 2024.
  • UPSTACK had 506 employees in 2024, a 0.8% increase (+4) from 2023.
  • UPSTACK had 502 employees in 2023, a 8.6% decline (-45) from 2022.

UPSTACK's total workforce has grown from 503 employees in 2023 to 546 in 2025.

UPSTACK, Inc. — quarterly employee count (20232025)

YearQtrEmployeesYoY ChangeYoY %
2025Q4546+40+7.6%
2025Q3524+25+4.9%
2025Q2508+6+1.1%
2025Q1505+11+2.2%
2024Q4506+4+0.8%
2024Q3499-3-0.7%
2024Q2502-4-0.7%
2024Q1494-9-1.9%
2023Q4502-45-8.6%
2023Q3502-55-10.3%
2023Q2506-32-6.1%
2023Q1503-34-6.5%

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The United States accounts for the largest share of UPSTACK's global workforce with approximately 75% of total employees, followed by El Salvador and India. UPSTACK's headcount in El Salvador is growing fastest among its major locations, up 12.4% year over year in 2025.

UPSTACK employees by country — 2025

CountryEmployees% of TotalYoY %
United States41375.1%+5.5%
El Salvador335.9%+12.4%
India285.1%+5.4%
Canada71.2%+0.0%
South Africa50.9%+0.0%
United Kingdom40.8%-13.2%
Saudi Arabia40.8%+0.0%
United Arab Emirates40.7%+0.0%
Uganda30.6%+100.0%
Germany30.6%+0.0%

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UPSTACK's largest employee groups are Finance and Operations (52.1%), Sales and Marketing (24.7%), and Engineering (23.2%).

UPSTACK employees by department — 2025

DepartmentEmployees% of TotalYoY %
Finance and Operations28352.1%+5.4%
Sales and Marketing13424.7%+5.1%
Engineering12623.2%+1.3%

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UPSTACK's average employee salary is $105,070 globally. Employees in Northern America receive the highest compensation. Pay is lowest in Southern Asia, at a median of $12,000.

UPSTACK median employee salary by region — 2025 (USD)

RegionMedian Salary
Northern America$118,000
Western Europe$74,000
Eastern Asia$70,000
Northern Europe$50,000
Arab States$47,000
Eastern Europe$46,000
Southern America$20,000
South-Eastern Asia$17,000
Sub-Saharan Africa$15,000
Central America and the Caribbean$15,000
Southern Asia$12,000

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Interactive chart of UPSTACK annual active job postings from 2023 to 2025.
  • UPSTACK had 10 active job postings in 2025, a 50.0% increase (+4) from 2024.
  • UPSTACK had 6 active job postings in 2024, a 28.6% decline (-2) from 2023.
  • UPSTACK had 8 active job postings in 2023, a 108.6% decline from 2022.
  • Hiring velocity in 2025: 6 new roles/month, up from 5 in 2024 and 9 in 2023. New metric

UPSTACK's active job postings rose 50.0% in 2025 to 10, with new postings per month cooling from 9 in 2023 to 6 in 2025.

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Revelio Labs tracks employee sentiment across UPSTACK's workforce based on public professional data. Overall sentiment is positive and has improved year over year in 2025.

Overall

NegativePositive

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How fast is UPSTACK growing?
In 2025, UPSTACK's headcount grew 7.6% to 546 employees, up from 506 in 2024.
Where are UPSTACK employees located?
Most UPSTACK employees are based in the United States (75.1% of headcount), followed by El Salvador and India.
What is the average salary at UPSTACK?
The average employee salary at UPSTACK is approximately $105.1k per year.
How many people does UPSTACK hire per year?
In 2025, UPSTACK opened roughly 72 new roles — about 6 per month.
When was UPSTACK founded and where is it headquartered?
UPSTACK was founded in 2017 and is headquartered in New York City, New York.

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