Mersana Therapeutics, Inc.
Professional, Scientific & Technical Services · Primarily MA · PERM filings 2022–2024
Overview
Mersana Therapeutics, Inc. is a Professional, Scientific & Technical Services employer that has filed 2 PERM green-card applications between FY2022 and FY2024. That places it #26,643 among all U.S. PERM sponsors in our dataset. 1 were certified (50% approval rate), taking about 442 days on average. The most-sponsored role is Biochemists and Biophysicists, with most worksites in MA, and the median sponsored wage is $108,410.
2
PERM filings
50%
approval
0
denied
$108,410
median wage
442d
avg processing
Worker background
Across 1 filings with beneficiary data, the most common country of origin is ST LUCIA (100%). (From legacy PERM form data, FY2020–FY2024.)
Top countries of origin
- St Lucia1
Prior visa status
- H-1B1
Education
- Master's1
PERM filings by year
Occupations & job titles
The occupations Mersana Therapeutics, Inc. most often sponsors, with average wages.
| Occupation | Filings | Avg wage |
|---|---|---|
| Biochemists and Biophysicists | 2 | $110,205 |
Common job titles
Worksite states
Wage range
$108,410
25th
$108,410
median
$112,000
75th
$112,000
90th
Law firms used
- Quarles & Brady LLP1
- Quarles Brady LLP1
Recent filings
| Case | Job title | Status | Worksite | Decision |
|---|---|---|---|---|
| G-100-24071-789365 | Principal Associate Scientist, Analytical Chemistry | Certified | Cambridge, MA | Jul 8, 2025 |
| A-22343-71035 | Senior Associate Scientist, Biology/Immuno Oncology | Certified - Expired | Cambridge, MA | Feb 2, 2024 |
Source: U.S. DOL OFLC PERM disclosure data. Wages are annual-equivalent; outliers excluded.