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Leon Li Email & Phone Number

Head of Quality Control mRNA Center of Excellence at Sanofi
Location: United States 10 work roles 2 schools
1 work email found @takeda.com LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 86%

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Work email l****@takeda.com
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Current company
Role
Head of Quality Control mRNA Center of Excellence
Location
United States
Company size

Who is Leon Li? Overview

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Quick answer

Leon Li is listed as Head of Quality Control mRNA Center of Excellence at Sanofi, a with 88327 employees, based in United States. AeroLeads shows a work email signal at takeda.com and a matched LinkedIn profile for Leon Li.

Leon Li previously worked as Senior Director, CMC Management at Wuxi Biologics and External Supply QC Associate Director at Takeda. Leon Li holds Doctoral Research, Biochemistry from University Of Delaware.

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Email format at Sanofi

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{first}.{last}@takeda.com
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Profile bio

About Leon Li

Professional experience in GMP environments under FDA guidelines. Extensive experience in managing, hiring, training technical teams in quality control and analytical development group. Project management and technical transfer experience of Parenteral formulations. Effectively communicate with internal and external customers with the ability to successfully complete time-sensitive projects. Experience with external audits by various regulatory agencies. Broad analytical experience in the characterization of developmental and approved protein/glycoprotein products.Specialties: Analytical investigation, Lab Management. Compliance and Regulatory audit experience.

Current workplace

Leon Li's current company

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Sanofi
Sanofi
Head of Quality Control mRNA Center of Excellence
United States
Website
Employees
88327
AeroLeads page
10 roles

Leon Li work experience

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

Head Of Quality Control Mrna Center Of Excellence

United States

Senior Director, Cmc Management

Current

Wuxi, Jiangsu, Cn

May 2024 - Present

Head Of Quality Control Mrna Center Of Excellence

Paris, France, Fr

Build a highly functional QC team. Support CMC activities of multiple Phase1,II and III pipeline products using mRNA platform;Responsible for establishing the QC GMP laboratory and operational systems at the Sanofi Waltham site, including instrument IQ/OQ/PQ, SOPs, laboratory operations system, sample and reference/reagent management, shipping, etc.Ensure all GMP testing is conducted in accordance with SOPs, compendia, approved methods, and policies and procedures of Sanofi and regulatory agencies.Provide oversight and guidance to internal and CROs GMP contract testing labs including but not limited to technical transfer, method qualification and validation as well as routine GMP testing (in process, lot release and stability testing, and reference standard maintenance and qualification). Ensures a science-driven, phase appropriate, and risk-based quality control strategies to support development projects.Support the portfolio of clinical development to ensure timely delivery of clinical supplies and will assemble, review and trend release, IPC, and stability data, generating reports as necessary to support specification and expiry setting.Participate in regulatory agency inspections, and assists in observational resolutions, as needed. Author/Review of relevant sections of IND/BLA

Dec 2022 - May 2024

External Supply Qc Associate Director

Tokyo, Jp

Oversight and effectively manage Takeda contract test laboratories and contract manufacturing organization utilized from release and on-going stability testing for multiple Takeda products.Interpretation of data trends for both release and stability, life cycle of methods and other technical support as required.Lead deviation and OOT/OOS investigations with strong understanding of compliance and cGMP's, strong scientific judgment and leadership in decision making.Identify and remediate Analytical, compliance, and efficiency gaps.Lead external critical materials and reference standard management and coordination of sample management activities.Provide accurate and timely updates of group activities to International Quality and US Technical Operations management with a focus on compliance, cycle times, cost management, and productivity.

Sep 2021 - Dec 2022

Associate Director Qats

Waltham, Ma, Us

• Lead planning and operation of QC release, and stability testing performed externally at contract laboratory organizations (e.g. Eurofins, PPD, KBI and Lonza). Ensure timelines are met for release and stability testing of product;• Ensure compliance and support of company Standards, Practices, and SOPs as well as ICH and FDA guidelines; • Lead and support Quality operations including deviation management, OOS/lab investigation, CAPA, Change control and procedure/document changes at CLOs ;• Support department budget planning, Manage MSA, QTA, facilitate SOW, PO generation and invoice management;• Actively support global BLA filing, PAI and other internal/external inspections, addressed questions and requests from FDA/PMDA and other agencies; • Manage critical reagents, assay control and reference standard;• Support CoA issuance via LIMS;

Dec 2018 - Aug 2021

Analytical Steward Principal

Paris, France, Fr

Group lead for the Analytical Life Cycle Management Working Group supporting the life-cycle management activities. Lead group to deliver method assessments, remediation strategy, and remediation priorities within timelines. Supported multiple internal/external regulatory inspections. Supported various FDA requests.Participate in the Specification Development Team and closely monitor progress in order to fulfill the commitment to various regulatory agencies (e.g. FDA, Health Canada, etc.). Led QC Science & Technology group and actively participate in Deviation and Laboratory Investigations (with Trackwise) and provide technical guidance to the QC Chemistry department. Assist in determining the root cause of OOS/OOT. Assist in determining CAPA and lead implementation team.Led the transfer of the QC Chemistry laboratory by participating in gap analysis, risk assessment, review/approve Change Control, transfer proposal/plan, and individual transfer protocol.Responsible for quality section for the periodical product review (PPR)Work as the department Empower subject matter expert. Propose and help implement changes to ensure compliance and system performance.

Jan 2012 - Dec 2018

Group Lead

Lawrence Township, Nj, Us

Work as a team lead of a group of Analysts in a start-up facility. Played key role in Quality Control Analytical lab to support STAT testing .Supported and coordinated equipment qualification.Drove tech transfer activities and in process testing activitiesLed team successfully troubleshoots for different instruments and methods.Played a Lead role in OOS and major lab investigation and actively coordinate with QA/ Manufacture group towards resolution of comprehensive issues.Drove the electronic method conversion for multiple HPLC/UPLC methods, Support method qualifications.

Feb 2009 - Jan 2012

Supervisor

Us

Supervised the analytical testing of in-process testing, bulk drug product, stability samples, and raw materials. Participated in the departments OOS investigations, non-conformance investigations, and corrective/preventive actions. Perform review of quarterly Invalid assay reports.Actively used technical expertise to improved methods and procedures to reduce laboratory errors.Lead the biochemistry group operations performing multiple QC methods and ensure lab operations and lab personnel meet cGMP requirements/compliance.Perform product complaint assessments. Participate on cross functional/cross site teams to include method or equipment transfer/validation activities.Satisfactorily facilitated inspections from multiple agencies including FDA, EMA, Health Canada, MHLW and KFDA.

Apr 2006 - Feb 2009

Qc Scientist

Us

Supported commercial production of ERBITUX®.provide compliant analytical support for in-process testing, drug substance/drug product release.Wrote and execute validation protocols and reports for ERBITUX® and development product testing, tech transfer and Qualification per FDA/ICH guidelines.Participated in the implementation of a networked environment for HPLC systems and executed the associated validation activities for Empower. Participate in method development, revision, investigation and served as a technical resource to QC department. Participated in setting up new QC analytics Laboratory. Exhibited strong teamwork and communication skills.

Aug 2003 - Apr 2006
Team & coworkers

Colleagues at Sanofi

Other employees you can reach at sanofi.com. View company contacts for 88327 employees →

2 education records

Leon Li education

Doctoral Research, Biochemistry

University Of Delaware

Ms, Bioengineering And Biomedical Engineering

Nankai University
FAQ

Frequently asked questions about Leon Li

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

What company does Leon Li work for?

Leon Li works for Sanofi.

What is Leon Li's role at Sanofi?

Leon Li is listed as Head of Quality Control mRNA Center of Excellence at Sanofi.

What is Leon Li's email address?

AeroLeads has found 1 work email signal at @takeda.com for Leon Li at Sanofi.

Where is Leon Li based?

Leon Li is based in United States while working with Sanofi.

What companies has Leon Li worked for?

Leon Li has worked for Sanofi, Wuxi Biologics, Takeda, Bioverativ, A Sanofi Company, and Sanofi Genzyme.

Who are Leon Li's colleagues at Sanofi?

Leon Li's colleagues at Sanofi include Peter Foto, Anne Moonen, Markus Güthlein, Alejandra Soto, and Keid Waleria Da Silva.

How can I contact Leon Li?

You can use AeroLeads to view verified contact signals for Leon Li at Sanofi, including work email, phone, and LinkedIn data when available.

What schools did Leon Li attend?

Leon Li holds Doctoral Research, Biochemistry from University Of Delaware.

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