We are Mantra Bio

Conor Callahan

Lead Site Reliability Engineer

Conor has extensive experience in cloud computing infrastructure, scalable systems design, containers, and security in complex environments. At Mantra he maintains and develops internal infrastructure, ensures technical compliance with data regulations, and provides company wide support with their computing needs. Prior to Mantra, Conor worked at Zoosk for 5 years where he led the migration to containers and cloud infrastructure. During this time, he earned the SANS Institute’s 2019 Difference Maker Award for leading a cross-team effort fighting fraud on the platform. Prior to his career in tech, Conor’s interest in the biotech field was solidified with two internships studying an assay for the prediction of autoimmune diabetes in Mike Lenardo’s lab at NIAID. Outside of work Conor can be found cooking, baking, traveling, and doing photography.

Pranali Deshpande, Ph.D.

Scientist

As part of the Preclinical R&D team, Pranali leads the efforts behind payload packaging strategies and analytical characterization methods. Her wide range of experiences include working as a research scientist in R&D groups at large and small pharmaceutical and biotechnology companies in the Bay Area. After completing a Bachelor’s of Pharmacy in India, Pranali earned a Master’s degree followed by a Ph.D. in Pharmaceutical Sciences and Drug Delivery from Northeastern University in Boston.

Maria Fuentes

Chief Scientific Officer

Dr. Fuentes is a seasoned drug discovery executive with a track record of advancing multiple assets into the clinic. Maria has led preclinical teams to advance programs across multiple therapeutic areas, including respiratory, autoimmune, fibrosis and others. Combined with the significant progress Mantra Bio has made over the past 4 years in refining and validating its Targeted Exosome delivery platform (REVEAL), Maria’s deep experience in translational development will accelerate Mantra’s unique platform towards clinical success.   

Most recently, Maria led Blade Therapeutics biology and translational activities to advance programs to clinical development, as Blade’s Executive Vice President of Research. Maria developed pre-clinical and biomarker strategy and provided key data for advancement of three cysteine protease inhibitors in fibrotic and neurodegenerative diseases.

Prior to Blade, she was Group Director, Fibrosis Discovery Biology at Bristol-Myers Squibb. In this position her focus was to advance into the clinic small molecules and antibody therapeutics for the treatment of fibrotic diseases, including interstitial pulmonary fibrosis (IPF) and nonalcoholic steatohepatitis (NASH). 

Dr. Fuentes has previously held leadership positions at Roche (Palo Alto) and Hoffmann-La Roche (Nutley, NJ), including as Research Director and Head of the Respiratory Drug Discovery Group. During her tenure, she was responsible for progressing several projects to clinical trials and collaborated closely with the company’s Early Development Groups to establish translational approaches, including biomarker discovery and proof of mechanism studies.

Dr. Fuentes received her PhD degree from the Catholic University of Chile and was a Fogarty post-doctoral fellow in the Pharmacology Department, School of Medicine, University of California San Diego, Biochemist from University of Chile.

Terry Gaige, M.S.

VP of Automation & Co-founder

Terry is in charge of building Mantra Bio’s internal technological capabilities to engineer and evaluate exosomes as a therapeutic modality. Through his career, he has consistently worked at the intersection of instrumentation and biology with the overarching goal of enabling and increasing the efficiency and effectiveness of biology research. In past experience, as design lead, Terry brought multiple products to market which went on to win innovation awards including R&D 100, The Scientist New Product Award, and the Lab Automation New Product Award. He holds a B.S. and M.S. in Mechanical Engineering (and a minor in Music) from Massachusetts Institute of Technology where he studied the field of magnetic resonance imaging to visualize complex tissue architecture. Outside of work Terry can be found sailing, hiking, or playing chamber music with his friends (an event his his two year old son calls “hoedowns”).

Daniel Goodman, M.S.

Research Associate

Daniel is part of Mantra’s process sciences team working on upstream bioprocess development. He brings experience in fermentation sciences from his time at Perfect Day Foods and Lawrence Berkeley National Lab in the Advanced Biofuels and Bioproducts Process Development Unit. Daniel holds B.S. and M.S. degrees in Chemical Engineering from UC Davis and UC Los Angeles respectively. Daniel is an active promoter for STEM education and plays in a softball league in San Francisco.

Mitch Gordon

Business Ops. Manager

At Mantra, Mitch handles all things operational. From ordering to recruiting, facilities management, and business strategy projects, Mitch ensures all the trains run on time. His past experiences include working as a researcher for the SF Veterans Affairs Hospital, and instructing microscopy classes at Merritt Community College. He earned his B.S. in Cell and Molecular Biology from UC Santa Cruz with a minor in Bioinformatics. Outside of work you’ll find Mitch biking, baking, and backpacking- or racing sailboats on the Bay.

Colin Gottlieb, Ph.D.

Sr. Scientist

As Mantra’s protein engineer, Colin leads the efforts behind cell line engineering, mass spectrometry, and other biochemistry projects. Through previous experiences, Colin has identified two zinc binding sites in the catalytic domain of DHHC palmitoyltransferases, as well as time-resolved changes in proteasome ubiquitylation in response to the unfolding of a single protein in live cells. Colin holds a B.A. in Environmental, Population and Organismic Biology from the University of Colorado, a Ph.D. in Pharmacology from Cornell University, and completed a post doc at Stanford University. Outside of work Colin is passionate about public policy activism, getting outside, and spending time with animals of all kinds (particularly dogs).

Robert Halenbeck, M.S.

Principal Scientist, Protein Engineering

Robert is in charge of the Protein Engineering Team, responsible for developing novel targeting scaffolds for Mantra Bio’s exosome vehicles. Throughout his career, Robert has played a key role in the discovery, engineering, and development of many novel therapeutics, from secreted ligands such as Proleukin (IL-2) and Betaseron (IFN-B), to receptor-Fc fusions, and highly engineered antibodies. Robert received his Bachelor’s and Master’s degrees at the University of California, Santa Barbara in biochemistry before moving to the Bay Area where he worked for Cetus, Chiron (Novartis), FivePrime, and BioMarin. Robert is an author or co-author on 25 publications, and an inventor on 42 issued US patents. Outside of work he can be found truck camping at one of the lakes in Northern California with his family, where he loves to hike, fish, waterski, and sail.

Ginny Kang, Ph.D.

Sr. Scientist

At Mantra Bio, Ginny leads preclinical research study efforts. From in vitro potency assays to in vivo efficacy studies, Ginny leads study design, execution, and data analysis. An accomplished scientist in her field, Ginny holds multiple biomedical patents and awards. She has completed postdoctoral fellowships at UC Berkeley, Lawrence Berkeley National Laboratory, and the Institute of Atomic and Molecular Sciences in Taiwan. Ginny earned her B.S. in Plant Pathology and Microbiology from National Taiwan University, and her Ph.D. in Chemistry from the National Tsing-Hua University in Taiwan. In her free time Ginny enjoys attending the opera, symphony, and other musical performances.

Zebulon LaPoint

Sr. Research Associate

Zebulon joined Mantra Bio to help produce, purify, and characterize extracellular vesicles as part of the Process Science team. Previously a sergeant in the army, Zebulon turned to biology and then research after earning a B.S. in Zoology at San Francisco State University. Outside of work Zebulon likes to roast coffee and make cheese, when not hiking or pretending to garden.

Bryan McKernon

Software Engineer

Bryan is Mantra Bio’s Front End Software Engineer, leading web app development, specializing in single page applications using React and RESTful APIs. With a B.S. in Information Systems from San Jose State University and previous experience developing a data glossary for Santa Clara County’s Criminal Justice Information System, Bryan adds significant expertise to the Mantra Bio team. A true music lover, Bryan has played the electric guitar for most of his life, and can be found jamming out with friends outside of work.

Sidharth Menon

Data Engineer

Sidharth brings expertise in software development and data infrastructure, with previous experience working for health tech and clean energy startups. He earned his B.A. in Biology with minors in both Computer Science and Bioinformatics from the University of Southern California. Sidharth enjoys playing video and board games, along with basketball in his spare time.

Alex Mok

CEO & Co-founder

Alex is an entrepreneur with over a decade’s experience in building life science businesses. He was head of commercialization at CellASIC (acquired by Merck KgAA), a UC Berkeley microfluidic organ-on-chip technology spin-out, and has also held senior product management and strategy positions within multiple life science companies including Millipore Sigma and Fluidigm. Alex is proud to have worked with strong technical teams and led the development of platforms that have been awarded R&D100’s New Product Award, the Laboratory Automation New Product Award, and The Scientist’s Top 10 Innovations Award. Alex holds a B.S. in Bioengineering from UC Berkeley. As part of his morning routine, you’ll find Alex practicing mindfulness in the Soto Zen Buddhism tradition and passing coffee up for a cold shower and a sparring session.

Fernando Moreno

Business Ops. Associate

Sabrina Noritake, M.A.

Research Associate II

As Mantra Bio’s In Vivo Research Associate, Sabrina Noritake plays a major role in planning, execution, and data analysis for key in vivo studies. Prior to joining Mantra, Sabrina attended University of the Pacific and received her Bachelor’s of Science degree in Biochemistry. She later attended Sacramento State to complete a Professional Science Master’s in Stem Cell Research. An active undergraduate researcher, in 2016 Sabrina was awarded with a summer research fellowship, and was named Outstanding Biochemistry Senior in 2017. While not at work, Sabrina enjoys hiking, eating good food, reading books, and saving the world with her Dungeons and Dragons group.

Ed O'Sullivan, M.B.A.

CFO

Ed is the founder and Managing Partner of CFO Connect®. CFO Connect® is a business management and financial services firm providing part-time CFO services to early stage, venture backed, life sciences and technology companies.

Prior to CFO Connect®, Ed served as CFO for Nextec Applications, Inc., a thin film polymer company. Prior to that he was CFO at Newpoint, Inc., a power products company. And prior to that, served as Director of Finance at Fluid Systems, Inc., a division of Allied Signal, Inc., now Honeywell, Inc., a thin film polymer company.

Ed currently serves on the Board of Directors for DCS, Inc., Let’s Go Robotics, Inc. and serves on the Advisory Board of Endeavor Bank, Inc..

Ed has a BA degree from the University of California, San Diego, Revelle College and an MBA degree from the University of San Diego. He has also completed executive education courses in Corporate Governance at Harvard Business School.

Ishai Padawer, M.S.

Director of Process Sciences

As Mantra Bio’s Director of Process Science, Ishai leads upstream and downstream process development and scale up efforts. Ishai brings an expertise in manufacturing of GLP Tox and Phase 1 Clinical material gained from 8 years of experience working at both Merck & Co and Stemcentrx/Abbvie. Ishai holds B.S. and M.S. degrees in Chemical Engineering from Drexel University. Ishai enjoys spending time with his family, playing guitar, and traveling.

Katie Planey, M.B.A., Ph.D.

CTO & Co-founder

As Mantra Bio’s CTO, Katie Planey leads indications selection, patent portfolio development, data science and infrastructure strategy. Prior to the founding of Mantra, Katie published a dissertation in the journal of Genome Medicine on robust network-based omics unsupervised learning methods highlighted as Editor’s choice by Science Translational Medicine. She also led a winning team in an informatics healthcare business case study challenge sponsored by J&J with a $20,000 prize and is an alumnus of the Springboard Entrepreneurship Biotech Program. Katie earned a B.S. in Biomedical Engineering from Yale (where she played 4 years of Division I women’s rugby), and an M.B.A. and Ph.D. in Biomedical Informatics from Stanford. Outside of her leadership role at Mantra, Katie enjoys mentoring young graduates interested in data science or business careers, connecting people in her network to help them find fulfilling careers, high intensity exercise, and taking care of her cats.

Natalia Santos, Ph.D.

Sr. Scientist

Natalia leads analytical development as part of the Process Sciences team at Mantra Bio. Her efforts drive the development and qualification of Mantra’s in-house exosome therapeutic characterization assays. Natalia’s previous experiences include the development of a cell-free protein expression platform at an early stage startup, and establishing an analytical lab to support drug discovery efforts at the Oligonucleotide Center of Excellence, part of Alios Biopharma (acquired by Johnson and Johnson). Natalia holds a Ph.D. in Molecular Biology & Biophysical Chemistry from Uppsala University, Sweden as well as two Master’s degrees in Molecular & Microbiology Biology and Environmental Biology from Sofia University, Bulgaria. Natalia’s passions outside of work include dance, traveling, hiking and martial arts.

Zachary Swinney

Research Associate II

Zachary is part of Mantra’s process sciences team working on downstream process development. He brings an intimate knowledge of process sciences from his time at Stemcentrx, and later AbbVie, where he developed antibody drug conjugate therapeutics that went on to clinical trials. Zachary earned B.S. degrees in both Microbiology and Molecular & Cellular biology from Cal Poly San Luis Obispo. His passions outside of work include eating food, exploring the mountains, and the Green Bay Packers.

Linda Szabo, M.S., Ph.D.

Lead Data Scientist

Linda brings a deep expertise in developing statistical models and algorithms that enable discoveries of novel human biology from large, noisy clinical and omics datasets. She works closely with every scientist at Mantra Bio to test, validate, and apply these models to generate hypotheses enabling the discovery of new exosome biology with a focus on applications for human health and disease. While starting her career as an Information Architect and Software Engineer, Linda briefly considered pursuing a career as a bench lab scientist early in graduate school before finding her niche as a data scientist. Linda holds a B.S. in Symbolic Systems and Ph.D in Biomedical Informatics from Stanford where she received a predoctoral fellowship from Stanford’s Center for Computational, Evolutionary, and Human Genomics. She also holds an M.S. from SF State in Cell and Molecular Biology. Between making sure the dog gets enough exercise and the kids get enough sleep, Linda enjoys rock climbing, ice hockey, and running.

Alexis Toruño

Research Associate II

As a research associate on Mantra Bio’s TEV Platform team, Alexis Toruño is responsible for producing and characterizing exosome vehicles. Alexis holds a Bachelor’s Degree in Biological Sciences from Dominican University.

Oliver Wueseke, Ph.D.

Chief of Staff

Oliver’s passion is building high performing R&D teams. At Mantra Bio he leads cultural and organizational development initiatives that make Mantra Bio a fun and exciting place to work, driving Mantra Bio’s exceptional level of innovation. Oliver, an HSFP Fellowship awardee, backs up his operational leadership with a Ph.D from the Max Planck Institute in Cell and Molecular Biology, and 12 years of research experience on organoid development and protein dynamics. Oliver previously worked as the R&D lead at System1 Biosciences, in charge of developing their “brain-in-a-dish” science. He is also the founder if Impulse Science Inc., a biotech start-up coaching firm. Outside of work, Oliver can be found windsurfing across the Bay, unleashing his creativity through photography and digital art, or traveling the world.

Joshua Aldon

Research Associate I

Vaishnavi Beena Valsan

Research Associate II

Vaishnavi is a Research Associate working on cell based assay development within our Preclinical Sciences team. Prior to joining Mantra, Vaishnavi completed a Master’s in Medical Biotechnology at the University of Illinois, Chicago. While working on her Master’s, she contributed to COVID-19 testing efforts, collecting samples on campus, and also worked in the university’s Flow and Cell Sorter core facility. Vaishnavi holds a Bachelors of Science in Biotechnology from the SRM Institute of Science and Technology, in Chennai, India. Outside of work, she is a passionate photographer and loves to play badminton!

Jamison Buendia

Sr. In-Vivo Technician

Jamison is a Senior In-Vivo Technician at Mantra, supporting all animal studies. Jamison brings twelve years of in-vivo experience; with a variety of dosing, necropsy, animal-phlebotomy, sample-collection and policy proficiencies pertaining to efficacy screening in biotechnology-research. LAT Certified (AALAS, in 2018), Jamison has formerly sat on safety committees and was a key member in achieving AAALAC accreditation at a former facility. In a previous position, Jamison co-managed a twenty-two room vivarium, responsible for documentation, logistics, training, and technical applications. Outside of work Jamison enjoys spending time outdoors, working on creative projects, and spending time with his family.

D. Andrew Carr, Ph.D.

Data Scientist

Andrew Carr is a Data Scientist with expertise in algorithms, machine learning, and database design, and is responsible for advancing Mantra Bio’s targeted exosome technologies. In a previous position as Director of Bioinformatics at Accelerated Technology Laboratories Andrew developed high through-put GPGPU accelerated algorithms for parsing bioinformatics data to provide faster sequence comparison across multiple genomic targets. As adjunct faculty at UNCC Andrew explored Covid-19 mRNA molecular structure and propagation through a combination of machine learning and bioinformatics tools, for linkage in potential exogenistic molecular catalysis for genetic predisposed diseases.

Andrew holds a Ph.D. in Bioinformatics from George Mason University and completed postdoctoral work at the University of North Carolina Charlotte where he managed the computational lab for micro-array biophysics research, while serving as DataFATE lead and project manager. Andrew also holds Bachelor’s degrees in both Mathematics and Ballet from Indiana University. Outside of work, Andrew coaches fitness and ballet, and also enjoys cooking and hiking.

Jennifa Gosling, M.S.

Senior Director of Preclinical Development

As Mantra Bio’s Senior Director of Preclinical Development, Jennifa Gosling brings deep experience in cell biology and immunology across different therapeutic areas and modalities, including drug development from target ID to IND filing. Jennifa has held positions across academics, start up, mid size biotechnology and “big pharma”, and in large and small molecule development where she has progressed assets into the clinic. Jennifa holds Bachelor’s and Master’s degrees in Biology from Worcester Polytechnic Institute, in Worcester Massachusetts. Outside of work she enjoys wine, live music, and sports (as an avid Warriors and Giants fan).

Mirella Huber

Research Associate II

Brendan Johnson

Research Associate

As part of Mantra Bio’s Platform team, Brendan handles small batch exosome production, purification, and characterization for various teams and experiments. While earning his Bachelors of Science in Biomolecular Engineering from Santa Clara University, Brendan studied exosome surface engineering methods. In addition, he has prior experience in polymer chemistry research- developing novel polymerization methods to minimize or even eliminate the use of toxic metal catalyst in these reactions. Outside of work Brendan loves health & fitness, learning about outer space, playing poker with friends, and practicing guitar.

Neeraj Kapoor, Ph.D.

Director of Protein Sciences

Director of Protein Sciences at Mantra Bio, Neeraj Kapoor brings a world of expertise in developing new pipeline candidates. In a previous position at Vaxcyte, working on bacterial conjugate vaccines, Neeraj and his team successfully designed, purified and performed POC studies for a novel multivalent vaccine against Group A Strep. His work lead to the Group A Strep vaccine program being added to the company’s product pipeline. Neeraj holds a Ph.D. in Protein Biochemistry and Molecular Biology from Rockefeller University and completed a post doc in immunology at Genentech. Passionate about the outdoors, Neeraj enjoys playing sports, hiking, and sight seeing while outside of work.

Natalie Kroll, PHR, SHRM-CP

Sr. People Operations Manager

Building a great company takes finding and retaining great talent. Natalie Kroll has more than a decade of Human Resources experience including HR compliance, best practices, policy and procedure development, employment law, and recruitment. She holds a Bachelor of Science degree in Marketing from San Jose State University, and is recognized as a Certified Professional from the Human Resources Certification Institute (PHR) and the Society of Human Resources Management (SHRM-SCP). Outside of work, Natalie can be found hiking, salsa dancing, traveling, snowboarding, trying the latest high intensity exercise or creating new recipes to enjoy with family and friends.

Anna Martinez, Ph.D.

Scientist

Alex Sabogal, Ph.D.

Staff Scientist I

Christian Torres, M.S.

Research Associate II

At Mantra Bio, Christian is responsible for the optimization of production parameters and assays related to targeted exosomes. Holding a Masters of Science in Stem Cell Biology from Sacramento State University, Christian is passionate about creating ways to support diversity and inclusion in science. One of his achievements includes the creation of a scholarship at his alma mater for students of color to pursue a graduate degree in science.

Patricia Vera-Gonzalez

Bioinformatician

An expert in statistical analysis, Patricia consults with and trains scientists on statistical tools, methods, and experimental design. She also develops templates for in vivo studies and assay analyses. Patricia holds a Bachelor’s of Science in Mathematics from the University of Puerto Rico, Río Piedras Campus, and a Master’s in Biostatistics from Brown University. 

While at Brown, Patricia used machine learning models and developed simulations in genome-wide association studies to identify key genetic variants associated with complex traits and diseases, with a focus in health disparities. At the Dana Farber Cancer Institute, she developed multivariate predictive models to study the effects of various cancer therapies on single nucleotide polymorphisms (SNPs) in the human genome. In a previous position at the National Institute on Aging (NIA) Patricia worked to quantify and identify trends that described the decline and disruption of neural networks in normal cognitive aging. For her devotion and achievement in the field of public health, she was inducted into Brown’s Epsilon Iota Chapter of the Delta Omega Honorary Society.

Outside of work Patricia enjoys cooking, painting and sculpting, solving puzzles, basketball, and spending time at the beach.