How many employees work at Stelis Biopharma?

OneSource Specialty Pharma Ltd. has 1,977 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 36.8%.

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

About Stelis Biopharma

Stelis Biopharma is a leading, fully integrated biopharmaceutical contract development and manufacturing organization. The powerhouse to progress your biologic products to market as efficiently as possible, we can cater for the entire product lifecycle for our customers for both drug substances and drug products. Our team has deep expertise in product development and manufacturing with comprehensive capabilities from cell line and process development through to scale up, cGMP manufacturing and fill/finish of proteins and peptides. From our strategic location in Bangalore, India, we leverage the advantages of an emerging technological hub for R&D and next generation manufacturing. Delivering solutions for your most complex biologic projects, we do what it takes to get the job done from our state-of-the-art R&D, scale-up and cGMP manufacturing facilities.

As of December 2025

Stelis Biopharma
workforce metrics

Headcount

2k

Avg. Salary

$10.5k

Tenure

1.8yr

Growth Rate

36.8%

Hiring Rate

Attrition Rate

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Employee Headcount

Interactive chart of Stelis Biopharma annual worldwide employee count from 2023 to 2025.

  • Stelis Biopharma total number of employees in 2025 was 1,980, a 36.8% increase from 2024.
  • Stelis Biopharma total number of employees in 2024 was 1,365, a 17.0% increase from 2023.
  • Stelis Biopharma total number of employees in 2023 was 1,151, a 4.4% 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 Stelis Biopharma annual active job postings from 2023 to 2025.

  • Stelis Biopharma active job postings in 2025 was 4, a 66.7% increase from 2024.
  • Stelis Biopharma active job postings in 2024 was 2, a 0% no change from 2023.
  • Stelis Biopharma active job postings in 2023 was 2, a 0% no change from 2022.

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Employee Sentiment

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