Leslie Warner
Product Development
Jersey City,USA
Summary
Seasoned Science Product Development Leader with expertise and several patents in Cosmetics and Hair Color. A research, development, and innovation leader with significant experience in cosmetic science and formulation. Adept at collaborating with cross-functional teams to drive commercial impact. Seeking to leverage extensive background in product development, team leadership, and technical understanding in a leading multinational development and innovation company.
Overview
25
25
years of professional experience
Work History
Technical Consultant
VisasQ Inc. / Colemen Research Group
04.2025 - Current
- Serve as technical expert in product development, leveraging deep knowledge to assist clients in overcoming complex techinical challenges.
- Provide innovative solutions ans strategic guidance to address specific technical issues faced by clients, ensuring their operational success.
- Conduct in-depth technical assessments of client systems and processes to identify areas for improvement and optimization.
- Provide insights and recommendations based on analysis to enhance client operations and drive efficiency.
- Lead and manage technical consulting projects from inception to completion, ensuring timely delivery and adherence to quality standards.
Scientific Director - Sustainable Products
L’Oréal
01.2021 - 10.2024
- Led transformation and reformulation of US hair color brand portfolio to meet sustainability commitments while maintaining market share
- Oversaw research team in reformulating 300+ formulas across various brand franchises
- Identified new formulation methods for dye reformulation, executing evaluations and validations
- Explored and valorized new dyes and innovative technologies
- Provided technical support in sustainable formulation and overcame technical challenges for the US team
- Supported the implementation of digital automation tools for fast shade development
Director - Professional Hair Color Division
L’Oréal
09.2017 - 12.2020
- Provided strategic leadership for professional hair color brands, ensuring quality and safety for mass production
- Managed the professional hair color brand portfolio for the US and Latin America, including Redken, Matrix, L’Oreal Professional, Mizani, and Pureology
- Oversaw budget and ensured adherence to launch commitments regarding lead times and costs
- Led laboratory operations and development of novel formulations and product innovation
Manager, Research & Development Hair Color (Expatriation Assignment)
Nihon L’Oréal
07.2014 - 08.2017
- Managed hair color team for professional and retail brands in the Asia zone, increasing market share in Japan by 3%
- Launched product lines for L’Oreal Professional, Feria, and Excellence for Asia
- Led pre-development projects for future launches worldwide, ensuring product quality and safety
- Developed cross-disciplinary innovation strategies and maintained a catalogue of running formulas
Brand Manager, Research & Development
L’Oréal
01.2010 - 06.2014
- Led a team of six chemists in developing hair color products for the Matrix Professional brand
- Issued final formulas with accompanying specifications for safety, microbiology, and claims support
- Fostered collaborative relationships with departments including Marketing and Manufacturing
- Coordinated international launches across multiple regions, serving as a technical liaison
Education
Master of Science - Clinical Social Work (LMSW)
Bachelor of Science - Biology
Skills
- Color Chemistry
- International Expertise
- Consumer and Market Analysis
- Project Management
- Risk Analysis
- Product Reliability & Testing
- Data Analysis & Interpretation
- Communication & Data Presentation
- Team Leadership
Affiliations
- Member, Society of Cosmetic Chemists (SCC)
- Member, National Association of Social Workers (NASW)
Patents
- 11857660, Compositions for Imparting Color and Tone to the Hair, 01/02/24
- 11839673, Compositions, Kits, and Methods for Altering the Color of Keratinous, 12/12/23
- 12036299, Compositions containing direct dyes for impairing color and tone to the hair, 07/16/24
- 12109289, Compositions for imparting color and tone to the hair, 10/08/24
Timeline
Technical Consultant - VisasQ Inc. / Colemen Research Group
04.2025 - Current
Scientific Director - Sustainable Products - L’Oréal
01.2021 - 10.2024
Director - Professional Hair Color Division - L’Oréal
09.2017 - 12.2020
Manager, Research & Development Hair Color (Expatriation Assignment) - Nihon L’Oréal
07.2014 - 08.2017
Brand Manager, Research & Development - L’Oréal
01.2010 - 06.2014
Rutgers University - Bachelor of Science, Biology
Fordham University - Master of Science, Clinical Social Work (LMSW)
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