Ryan Stansfield
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Ryan Stansfield Email & Phone Number

Director at 858 Therapeutics
Location: San Diego, California, United States 7 work roles 1 school
1 work email found @8five8tx.com LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email r****@8five8tx.com
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Current company
Role
Director
Location
San Diego, California, United States

Who is Ryan Stansfield? Overview

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Quick answer

Ryan Stansfield is listed as Director at 858 Therapeutics, based in San Diego, California, United States. AeroLeads shows a work email signal at 8five8tx.com and a matched LinkedIn profile for Ryan Stansfield.

Ryan Stansfield previously worked as Associate Director at 858 Therapeutics and Senior Scientist at Jecure Therapeutics (Jecure Acquired By Genentech In 2018). Ryan Stansfield holds B.S., Zoology from Uc Santa Barbara.

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Email format at 858 Therapeutics

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{first_initial}{last}@8five8tx.com
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Profile bio

About Ryan Stansfield

Innovative and analytical scientist with experience in small molecule drug discovery and development process. Proven track record in working with cross-functional project teams. Excellent communicator, well organized, and efficient problem solver. Hands-on, in depth expertise in bioanalysis, pharmacokinetics, in vivo pre-formulation development, and toxicology.

Listed skills include Drug Discovery, R&D, Lc Ms, Bioanalysis, and 19 others.

Current workplace

Ryan Stansfield's current company

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858 Therapeutics
858 Therapeutics
Director
AeroLeads page
7 roles · 29 years

Ryan Stansfield work experience

A career timeline built from the work history available for this profile.

Director

Current

San Diego, California, Us

Nov 2022 - Present

Associate Director

San Diego, California, Us

Nov 2019 - Nov 2022

Senior Scientist

Jecure Therapeutics (Jecure Acquired By Genentech In 2018)

• Provided organizational and scientific leadership in the DMPK and exploratory toxicology areas by outlining program strategy, experimental study designs, and workflow for reporting• Successfully managed lead program’s 28-day GLP IND-enabling toxicology studies including genetic toxicology and safety pharmacology studies• Built out laboratory to create and implement a formulation strategy to support preclinical and early clinical development of novel drug candidates• Developed and managed DMPK and exploratory toxicology groups, including management of budget, timelines, and goals• Established, supervised, and interpreted data from external contract research organizations (CROs) in support of in vivo/in vitro ADME studies, multi-day dose range finding studies, and safety pharmacology studies, including Ames, MNT, hERG, and DILI• Generated, interpreted, and applied pharmacokinetic/toxicokinetic parameters using WinNonlin to support candidate selection• Designed and conducted pre-formulation assessment studies (intravenous and orally administration) for in vivo pharmacokinetic, efficacy, and PK/PD studies

Jun 2017 - Mar 2019

Senior Scientist

Celgene Quanticel Research (Quanticel Pharmaceuticals Acquired By Celgene In 2015)

• Efficiently managed two 28-day GLP CTA-enabling toxicology studies• Authored all ADME and select toxicology reports for two CTA submissions to regulatory agencies• Built out DMPK laboratory to process bioanalytical samples, formulate test article, and perform in vitro ADME assessment studies• Led DMPK department supporting discovery and development efforts including management of staff, budget, goals, timelines, and team member’s development• Researched, managed, and interpreted data from external contract research organizations (CROs) in support of in vivo and in vitro pre-clinical studies including exploratory toxicology and safety pharmacology studies• Processed and analyzed in vitro ADME assays and in vivo samples in various matrices by LC-MS/MS• Determined pharmacokinetic/toxicokinetic parameters using WinNonlin from bioanalytical results to support candidate selection• Performed pre-formulation assessments of novel drug candidates for in vivo pharmacokinetic, efficacy, and PK/PD studies

May 2012 - Jun 2017

Senior Scientist

• Successfully and effectively managed pharmacokinetic sample analysis at contract laboratory to ensure smooth progress and on time completion of interim data from phase I clinical study• Tested and implemented new software, MetaboLynx, to perform high throughput metabolite identification• Led Bioanalytical/Pharmacokinetic group supporting discovery and development efforts for small molecule kinase inhibitors• Performed bioanalytical method development, validation, sample preparation and analysis for clinical and pre-clinical pharmacokinetic studies• Executed in-vitro studies including metabolite identification, metabolic stability, plasma protein binding, protein stability, and non-specific binding studies• Researched, audited, negotiated, and managed bioanalytical contract research organization (CRO) in support of clinical and pre-clinical studies• Participated on multi-disciplinary project teams to trouble shoot, guide, and select lead candidates• Managed BA/PK group’s staff, goals, timelines, team member’s development, evaluation, and mentoring • Proven proficiency in data compilation, interpretation, and reporting results both in oral and written form• Presented data at biweekly meetings providing guidance and support to R&D efforts

Dec 2006 - Dec 2011

Scientist

Schering-Plough Research Institute (Neogenesis Pharmaceuticals Acquired By Spri In 2005)

• Facilitated the discovery of small molecule-protein binders using two high-throughput screening platforms (LC-MS) on a daily basis • Conducted advanced experiments to further optimize small molecule compounds including Kd determination and ligand-ligand competition experiments• Assisted group leader with managerial duties including experiment scheduling, process improvements, screening operations, training and advanced troubleshooting of ALIS (Automated Ligand Identification System) technology platform• Prepared and delivered biweekly presentations for upper-level management and fellow scientists regarding progress of campaigns, biochemistry of drug target, advanced experiment data results and comparative analysis of new competing high-throughput technologies

Feb 2002 - Aug 2006

Chemistry And Biology Teacher

Washington, District Of Columbia, Us

•Taught biology, chemistry, and general science to 120 students in Years 9–13 on a daily basis•Developed and implemented new science curriculum for all Year 9 classes•Collaborated with Samoan counterpart to plan lab experiments and lecture materials•Established teacher evaluations to improve quality of educational services

1998 - 2000 ~2 yrs
1 education record

Ryan Stansfield education

  • Uc Santa Barbara
    Uc Santa Barbara
    Zoology
FAQ

Frequently asked questions about Ryan Stansfield

Quick answers generated from the profile data available on this page.

What company does Ryan Stansfield work for?

Ryan Stansfield works for 858 Therapeutics.

What is Ryan Stansfield's role at 858 Therapeutics?

Ryan Stansfield is listed as Director at 858 Therapeutics.

What is Ryan Stansfield's email address?

AeroLeads has found 1 work email signal at @8five8tx.com for Ryan Stansfield at 858 Therapeutics.

Where is Ryan Stansfield based?

Ryan Stansfield is based in San Diego, California, United States while working with 858 Therapeutics.

What companies has Ryan Stansfield worked for?

Ryan Stansfield has worked for 858 Therapeutics, Jecure Therapeutics (Jecure Acquired By Genentech In 2018), Celgene Quanticel Research (Quanticel Pharmaceuticals Acquired By Celgene In 2015), Cylene Pharmaceuticals, and Schering-Plough Research Institute (Neogenesis Pharmaceuticals Acquired By Spri In 2005).

How can I contact Ryan Stansfield?

You can use AeroLeads to view verified contact signals for Ryan Stansfield at 858 Therapeutics, including work email, phone, and LinkedIn data when available.

What schools did Ryan Stansfield attend?

Ryan Stansfield holds B.S., Zoology from Uc Santa Barbara.

What skills is Ryan Stansfield known for?

Ryan Stansfield is listed with skills including Drug Discovery, R&D, Lc Ms, Bioanalysis, Winnonlin, Pharmacokinetics, Hplc, and Drug Development.

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