How many employees work at OH Assist?

OH Assist Ltd. has 1,171 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 2.3%.

Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025

About OH Assist

Optima Health is the largest independent provider of Occupational Health and Wellbeing solutions in the United Kingdom. We deliver high quality services nationwide to over 300 public and private sector clients. Key services in our Aberdeen base: • Pre-employment medicals • Health surveillance, delivered in our clinic or onsite • HAVS • Absence management • OG UK Offshore medicals and shoulder measurements • Drug and alcohol screening • Travel Clinic, Aberdeen is a Yellow Fever Vaccination Centre • Workplace immunisation programmes • Drivers medicals: DVLA, HGV, Forklift • Divers medicals • Food handler certificates We work with both corporate and private clients. Call the Aberdeen office on 03306600376 to enquire or book.

As of September 2025

OH Assist
workforce metrics

Headcount

1.2k

Avg. Salary

$57.7k

Tenure

3.9yr

Growth Rate

2.3%

Hiring Rate

Attrition Rate

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Employee Headcount

Interactive chart of OH Assist annual worldwide employee count from 2023 to 2025.

  • OH Assist total number of employees in 2025 was 1,189.501, a 2.3% increase from 2024.
  • OH Assist total number of employees in 2024 was 1,149.929, a 0.1% decline from 2023.
  • OH Assist total number of employees in 2023 was 1,154.758, a 11.0% increase from 2022.

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Employee Geographic Breakdown

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Employee Role Breakdown

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Employee Compensation

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Active Job Postings

Interactive chart of OH Assist annual active job postings from 2023 to 2025.

  • OH Assist active job postings in 2025 was 115, a 51.4% increase from 2024.
  • OH Assist active job postings in 2024 was 81, a 95.5% decline from 2023.
  • OH Assist active job postings in 2023 was 229, a 189.8% increase from 2022.

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Employee Sentiment

Sentiment Topics

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