How many employees work at Developmental?

Developmental Disabilities Institute, Inc. has approximately 1,194 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Developmental’s total headcount has declined 5.8% from 1,268 employees in 2023 to 1,194 in 2026.

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

Is Developmental hiring right now?

Yes, Developmental is actively hiring. Developmental had 257 active job postings in 2026, a 43.0% increase from 2025 — see job openings & hiring trends.

About Developmental’s Workforce

Developmental Disabilities Institute, Inc. is a Healthcare and Wellness Services company that employs 1,194 people worldwide as of March 2026. It is the 10th-largest by headcount among its peers. Founded in 1961, the company is headquartered in Smithtown, New York.

Developmental's workforce has declined 5.8% from 2023 to 2026, down 1.6% year over year in 2026. It fell to a low of 1,190 in 2025 Q4 before recovering. Its workforce is concentrated most in North America (99.8%), followed by Central and Western Asia (0.2%).

Developmental's functional groups are Finance and Operations (56.6%), Sales and Marketing (27.5%), and Engineering (15.9%), with Engineering growing fastest (up 4.3%). The average salary is $52,855, highest in North America at a median of $43,000, up 1.6% year over year in 2026.

Developmental's active job postings rose 43.0% in 2026 to 257, with new postings per month cooling from 277 in 2023 to 91 in 2026. Overall employee sentiment is neutral but improving.

Sourced from Revelio Labs workforce data.

Headquarters
Smithtown, New York
Founded
1961
Industry
Healthcare and Wellness Services
Employees
1,194
YoY
-1.6% (-40)

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Developmental Annual Employee Count (2023-2026)

Interactive chart of Developmental annual worldwide employee count from 2023 to 2026.
  • Developmental had 1,194 employees in 2026, a 1.6% decline (-40) from 2025.
  • Developmental had 1,190 employees in 2025, a 1.0% decline (-44) from 2024.
  • Developmental had 1,234 employees in 2024, a 1.8% decline (-11) from 2023.
  • Developmental had 1,245 employees in 2023, a 1.4% increase (+17) from 2022.

Developmental's total workforce has grown from 1,190 employees in 2025 to 1,194 in 2026. Developmental's headcount peaked at 1,268 in 2023 before declining in 2025 and recovering through 2026.

Developmental Disabilities Institute, Inc. quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q11,194-40-1.6%
2025Q41,190-44-1.0%
2025Q31,196-25-1.3%
2025Q21,213-50-3.1%
2025Q11,234-16-2.2%
2024Q41,234-11-1.8%
2024Q31,221-13-0.9%
2024Q21,263-5-0.2%
2024Q11,250+18+2.0%
2023Q41,245+17+1.4%
2023Q31,234+34+2.0%
2023Q21,268+67+4.6%

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Developmental Employee Count by Region (2026)

North America accounts for the largest share of Developmental's global workforce with approximately 100% of total employees, followed by Central and Western Asia.

Developmental employees by region

RegionEmployees% of Total
North America1,17799.8%
Central and Western Asia20.2%

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Developmental Employee Count by Department (2026)

Developmental's employee groups are Finance and Operations (56.6%), Sales and Marketing (27.5%), and Engineering (15.9%).

Developmental employees by department

DepartmentEmployees% of Total
Finance and Operations66856.6%
Sales and Marketing32427.5%
Engineering18715.9%

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Developmental Employee Salary by Region (2026)

Developmental's average employee salary is $52,855 globally. Employees in North America receive the highest compensation.

Developmental median employee salary by region (USD)

RegionMedian Salary
North America$43,000

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Developmental Job Openings and Hiring Trends (2023-2026)

Interactive chart of Developmental annual active job postings from 2023 to 2026.
  • Developmental had 257 active job postings in 2026, a 43.0% increase (+46) from 2025.
  • Developmental had 211 active job postings in 2025, a 35.8% increase (+64) from 2024.
  • Developmental had 147 active job postings in 2024, a 65.8% decline (-144) from 2023.
  • Developmental had 291 active job postings in 2023, a 34.2% increase from 2022.
  • Hiring velocity in 2026: 91 new roles/month, up from 70 in 2025 and 92 in 2024.

Developmental's active job postings rose 43.0% in 2026 to 257, with new postings per month cooling from 277 in 2023 to 91 in 2026.

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Developmental Employee Sentiment (2026)

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

Overall

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Frequently Asked Questions About Developmental

How fast is Developmental growing?
In 2026, Developmental's headcount shrank 1.6% to 1,194 employees, down from 1,234 in 2025.
See the full headcount history
Where are Developmental employees located?
Most Developmental employees are based in North America (99.8% of headcount), followed by Central and Western Asia.
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What is the average salary at Developmental?
The average employee salary at Developmental is approximately $52.9k per year.
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How many new job postings does Developmental open per year?
In Q1 2026, Developmental opened 274 new job postings. In 2025, Developmental opened 842 new job postings — about 70 per month.
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When was Developmental founded and where is it headquartered?
Developmental was founded in 1961 and is headquartered in Smithtown, New York.
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