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Mammoth Biosciences

H-1B PERM E-Verify

Founded

2017

Employees

101-250

Headquarters

San Francisco, CA

Website

Socials

Overview

Does Mammoth Biosciences Sponsor H-1B Visas?

Yes. Our records show Mammoth Biosciences has filed 24 H-1B Labor Condition Applications (LCAs). The latest available data is for fiscal year 2026, with 3 filings.

Visa History

H1B Sponsorship trends

In fiscal year 2026, Mammoth Biosciences recorded 3 H-1B LCA filings, a 25% decrease from the previous year. The reported certification rate was 100%, up by 0 percentage points.

PERM Sponsorship trends

In fiscal year 2025, Mammoth Biosciences recorded 1 PERM filings, a 0% increase from the previous year. The reported certification rate was 100%, up by 0 percentage points.

Salary & Job

Salary

H-1B and PERM salary history at Mammoth Biosciences, 2020–2026.

2026 85,000 ~ 167,877 -
2025 120,000 ~ 190,000 127,946 ~ 147,000
2024 77,000 ~ 165,000 -
2023 104,499 ~ 150,000 145,000 ~ 145,000
2022 86,424 ~ 160,000 115,000 ~ 115,000
2021 87,610 ~ 145,000 -
2020 - -
Job Fields

Mammoth Biosciences sponsors foreign workers across diverse job fields, including Life, Physical, and Social Science(24), Architecture and Engineering(2), Computer and Mathematical(1), for permanent employment opportunities.

Life, Physical, and Social Science 88.89%
Architecture and Engineering 7.41%
Computer and Mathematical 3.7%
STEM Job Titles

Mammoth Biosciences supports foreign workers for permanent employment in various STEM job titles.

Scientist 17 Research 3 Data Scientist 3 Project Manager 2 Protein Sciences Scientist 1
Non-STEM Job Titles

Mammoth Biosciences supports foreign workers for permanent employment in various Non-STEM job titles.

Worker Backgrounds

School

Mammoth Biosciences sponsors green cards for foreign workers, with the majority of them graduating from a select group of U.S. universities.

San Jose State University 1 San Francisco State University 1
Major

Mammoth Biosciences sponsors both STEM and Non-STEM workers, with the most sponsorships in fields as below.

Engineering 1 Biochemistry 1
Degree

Mammoth Biosciences sponsors green cards for foreign workers who have graduated with various degrees.

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Citizenship

Most of Mammoth Biosciences recruiters come from INDIA, INDONESIA.

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Job Level

Mammoth Biosciences sponsors green cards for foreign workers across various job levels.

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Location

Mammoth Biosciences's primary office locations are in CA.

CA 27

Contacts

Contact

Authorized Mammoth Biosciences employees listed here handle labor certification. They must work directly for Mammoth Biosciences, not outside agents, lawyers, or HR staff. In small companies, this is often the president or operations manager.

Christen Mondonedo ***@mammothbiosci.com Senior Specialist, People Operations ***2974
Jeanne Gange j***e@mammothbiosci.com Director, People ***8274
Dave Kuo d***o@mammothbiosci.com SVP, People ***3020
Jennifer Speer j***s@mammothbiosci.com Sr. Director of People ***8583

FAQs

Visa FAQs
Does Mammoth Biosciences sponsor H-1B visas?
Yes. Our records show Mammoth Biosciences has filed 24 H-1B Labor Condition Applications (LCAs). The latest available data is for fiscal year 2026, with 3 filings.
Does Mammoth Biosciences sponsor PERM (green card) applications?
Yes. Our records show Mammoth Biosciences has filed 3 PERM labor certification applications. The latest available data is for fiscal year 2025, with 1 filings.
Does Mammoth Biosciences participate in E-Verify?
The available dataset contains an E-Verify participation signal for Mammoth Biosciences. Check the official E-Verify employer search for current status.
Does Mammoth Biosciences sponsor Non-STEM job seekers?
We found no Non-STEM cases for Mammoth Biosciences in the available dataset. This does not confirm the employer's current policy for Non-STEM roles.
Is Mammoth Biosciences an ICC?
No, Mammoth Biosciences is not an ICC.
Where does FrogHire get Mammoth Biosciences's sponsorship data, and what are its limitations?

This profile summarizes public employer records, including U.S. Department of Labor LCA and PERM disclosure data. The latest annual data shown is from fiscal year 2026. An LCA is not an H-1B petition, visa approval, or current job opening. Confirm current sponsorship with the employer or recruiter.

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