About Us
Mammoth Biosciences is harnessing the diversity of nature to power the next generation of CRISPR products. Through its discovery of novel CRISPR systems, the company is enabling the full potential of its platform to read and write the code of life. With a distinguished team including co-founder and CRISPR-Cas genome editing co-inventor Jennifer Doudna, Mammoth is addressing challenges across healthcare, agriculture, environmental monitoring, biodefense, and more.
Team
Each person at Mammoth plays a vital role in building CRISPR-based tools spanning the intersection of data science and analytics, molecular biology to engineering.

What makes Mammoth a great place to work?
A stellar environment paired with like-minded, hardworking individuals makes Mammoth an amazing place to work!
Wesley Addison
Sr. Systems Integration Engineer
How do you describe working at Mammoth to your friends?
I feel privileged to work with CRISPR pioneers. They are dedicated to developing ground breaking technologies and, at the same time, making the Mammoth team feel like a family.
Emel Alpay
Associate Scientist
What makes Mammoth a great place to work?
The competence, openness, and “can do it together” attitude of the employees.
Sara Ansaloni
Sr. Scientist
Josh Baik
Mechanical Engineer – Microfluidics
What makes Mammoth a great place to work?
A great group of smart, passionate Mammoths using cutting edge science and engineering to help people.
Ben Blizard
Associate Director, Systems Integration
What makes Mammoth a great place to work?
It’s really the people that make Mammoth great.
James Broughton
Senior Manager, Assay Innovation
What makes Mammoth a great place to work?
Being surrounded by so many people who are truly passionate about their work.
Brian Chang
Research Associate
What makes Mammoth a great place to work?
They provide the resources and freedom necessary to pursue projects I would not otherwise be able to undertake.
Sean Chen
Scientist
Janice Chen
Co-founder, CTO
Jesus Ching
Vice President of Research and Development
What have you learned at Mammoth?
It takes a lot of work from many dedicated people to bring an idea to life!
Julie Choe
Project Manager
Aaron DeLoughery
Scientist – Biochemistry/Protein Discovery
What makes Mammoth a great place to work?
Expanding access to nucleic acid testing through CRISPR while working with a team of talented, fun and intelligent people makes Mammoth a great place to work!
Rachel Deraney
Associate Engineer
Jennifer Doudna
Co-founder, Chair of Scientific Advisory Board
What makes Mammoth a great place to work?
Having so many talented scientists to work with toward world changing goals.
Matan Drory Retwitzer
Lead Data Scientist
What have you learned at Mammoth?
Since joining Mammoth I’ve gotten exposure to cutting-edge CRISPR research, and hands-on experience with early-stage diagnostic device prototyping.
Daniel Drzal
Senior Systems Integration Engineering Specialist
What makes Mammoth a great place to work?
The people, the science, the technology.
Clare Fasching
Senior Manager, Clinical and Assay R&D
What makes Mammoth a great place to work?
Supportive colleagues, a unifying scientific mission, fantastic benefits, and so much free food.
Tony Gao
Scientist, Genome Editing
What makes Mammoth a great place to work?
Working at Mammoth inspires me to deliver solutions I did not think were possible.
Kevin Grossenbacher
Director, Project Management
Lucas Harrington
Co-founder, CSO
What have you learned at Mammoth?
Diversity of CRISPR-Cas systems and its biology and a lot of technical skills.
Putra Hartono
Associate Scientist
What makes Mammoth a great place to work?
The people! Everyone who works at Mammoth is friendly, kind, and dedicated to Mammoth’s mission.
Ella Hawkins
Research Associate
How do you describe Mammoth to your friends?
I tell them Mammoth is the best place I’ve worked.
Carley Hendriks
Senior Research AssociateRachel Herder
Vice President of Intellectual Property (IP)
What makes Mammoth a great place to work?
Working with a world-class team and the opportunity to make a positive impact on human health.
Alexander Hirschi
Scientist
What makes Mammoth a great place to work?
Working with people who are passionate and driven to make an impact in science.
Shae Hubbell
Research Associate
What have you learned at Mammoth?
That what we can achieve with CRISPR is only limited by our imagination!
Sonal Jain
Associate Scientist
What have you learned at Mammoth?
Working for a dynamic startup has required me to push beyond what I thought were my limits.
Molly Jorgensen
Office Manager
How do you describe Mammoth to your friends?
Mammoth is an exciting company where you are empowered to do hard things.
Vikram Joshi
Head of Business Development
What motivates you each day?
Working with talented and fun people on interesting and innovative projects that will make a positive difference in the world.
Lior Kreindler
Research Associate
What makes Mammoth a great place to work?
The people here are smart, driven, diverse, and know how to have fun!
Jerome Lansangan
Controller
What makes Mammoth a great place to work?
The people who will make Mammoth a successful company are here.
Phil Lee
Director of Engineering
How do you describe Mammoth to your friends?
A wonderful place with friends and lots of DoorDash and, yah, some cool science.
Jake Lesinski
Systems Integration Engineering Specialist
How do you describe Mammoth to your friends?
This is where science and innovation meet people.
Pei-Qi Liu
Associate Director, Genome Editing
How do you describe Mammoth to your friends?
Mammoth is a collective of like-minded and passionate individuals whose work is centered around an impactful mission.
Darren Lo
Research Associate
Trevor Martin
Co-founder, CEO
What have you learned since starting at Mammoth?
I have learned an extraordinary amount about what an amazing tool CRISPR is and how many applications it has across many fields.
Bridget Mckay
Research Associate
How do you describe Mammoth to your friends?
Small, nimble start up with big ambition, and has the talents and drive to deliver.
Xin Miao
Director of Assay Development
What makes Mammoth a great place to work?
The teams lead with authenticity, integrity and transparency. The science is dynamic and the teams are even more so.
Melissa Murray
Manager, Administration and Operations
What makes Mammoth a great place to work?
There are so many people to learn from about the technological potential of CRISPR.
Alex Neckelmann
Scientist
Peter Nell
Chief Business Officer & Head of Therapeutics
What makes Mammoth a great place to work?
Incredible technology and a team composed of talented, diverse, goal-oriented, and fun people.
Xuan-Thao Nguyen
QA Specialist
What’s your favorite thing about working at Mammoth?
Mammoth is an awesome group of talented people focused on accomplishing impactful goals for society!
David Páez-Espino
Associate Director of Discovery Informatics
Tim Patno
Vice President of Product Development
What have you learned at Mammoth?
The interplay between flexibility and focus is the key to success. And molecular biology, lots of molecular biology!
Rachel Patron
Associate Scientist
What have you learned at Mammoth?
I’ve learned so much about EUA submissions and how Mammoth and other companies are tackling this serious problem (COVID).
Kathy Perry
Director of Quality
Ben Rauch
Director of Protein Screening
How do you describe Mammoth to your friends?
We’re doing innovative science in a fun environment with nice people.
Jill Salelanonda
Senior Lab Manager
Nerea Sanvisens Delgado
Scientist
What have you learned at Mammoth?
I learned that we have seen only the tip of iceberg in terms of what CRISPR can do.
Danuta Sastre
Scientist
What makes Mammoth a great place to work?
We’re pursuing a meaningful and achievable mission with an amazing team of people.
Clarissa Scholes
Scientist
How do you describe Mammoth to your friends?
A unique place where I can work on cutting edge technology with coworkers who feel like family.
Sarah Shapiro
Systems Integration Engineer
What have you learned since starting at Mammoth?
Working with a great team is the most important ingredient for success.
William Smith
Legal Counsel
What have you learned at Mammoth?
How to move fast and solve big problems the human way – you can have a successful, speedy organization that leaves room for empathy.
Jenny Speer
Director of People
How do you describe Mammoth to your friends?
I describe Mammoth to my friends as a really fun place to work with outstanding coworkers. I tell them that I have learned so much in just a few months!
Emma Stanfield
Research Associate
What makes Mammoth a great place to work?
Mammoth has an amazing leadership group that makes the team feel valued and appreciated.
Jason Talag
Lab Facilities CoordinatorTed Tisch
Chief Operations Officer
What have you learned since starting at Mammoth?
There are many unique CRISPR systems and each comes with particular benefits. It’s super interesting to figure out what these benefits are and how we can best put them to use!
Caleb Trecazzi
Research Associate
What makes Mammoth a great place to work?
The ambitious nature of our goals, transparency about what doesn’t work as planned, and a supportive environment where curious folks can learn, improve, and discover.
Stepan Tymoshenko
Sr. Data Scientist
How do you describe Mammoth to your friends?
A great place to work that provides benefits such as free meals and gym.
Monisha Vatikuti
Data Engineer
Deepika Verma
Systems Integration Engineer
How do you describe Mammoth to your friends?
It’s crazy the amount of people from outside of the company that rave about Mammoth and the employees.
Matt Verosloff
Scientist
How do you describe Mammoth to your friends?
Mammoth is connecting the discovery of novel Cas systems to improved diagnostic and therapeutic applications with the aim of improving our world.
Kirby Wallace
Scientist
What makes Mammoth a great place to work?
Brings together smart, passionate people united in an effort to uncover exciting biology.
William Wright
Scientist
What make Mammoth a great place to work?
The great team of smart and warm people + exciting science from discovery to products!
David Yuan
Senior Scientist
What have you learned at Mammoth?
There are many different potential applications of CRISPR technology.
Sophia Yunanda
Research Associate
What makes Mammoth a great place to work?
Mammoth is where talented and passionate people gather together to change the world.
Eric Zheng
Associate Director, Genome EditingWe’re Hiring
Join us to build Next-Generation CRISPR Products
We are looking for energetic, creative and talented people who like challenges. We invite you to join us.