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Quality Personal Care

Monroe, CT
November 10, 2018

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Jack Estes, Ph.D.

*** ******* **** ****

Woodbury, CT 06798

Cell: 203-***-****



Dedicated, experienced chemist utilizing a hands-on theoretical approach in analytical and process chemistry applications.


Scientific Consultant

Aug. 2018 – present

Gerson and Lehrman Group, New York,NY

Providing a range of research oriented consultation services to the chemical manufacturing industry

Analytical chemistry research targeting the petroleum additives, fragrance, and metallurgical refining industries

Process chemistry and analytical instrumentation method development profiling service

Proficient in experimental design, data interpretation, and project management

Senior Chemist

2015- 2018

Greenfield Global,

Pharmco-Aaper Division, Brookfield,CT

Quality control oversight /analytical services management for an ISO9001:2015,cGMP chemical manufacturer of USP/ACS/EP/BP/JP/Kosher grade high purity chemicals.

Verification and approval of incoming raw materials, intermediate batches, and out going finished products

Analytical test method development,validation and transfer

Investigation of customer complaints and posting of monthly metrics to implement corrective actions

Proficiency of laboratory instrumentation : GC,GC-MS, UV-Vis, FTIR,Karl Fischer, ICP-MS,wet chemistry

Develop and approve methods and results including: product specifications; protocols, SOPs, and reports for analytical method validation and stability studies; IQ/OQ/PQ protocols and reports for equipment; master production records

Assists management in developing solutions to complex technical and regulatory problems and investigation of unexpected results.

Work collaboratively with cross functional teams including personnel in Quality Control, Marketing, Purchasing, Operations, and Finance on new product development and to resolve ingredient and product technical issues

Participate in the identification of contract manufacturers for specific project needs

Lead collaboration on technical projects and technical product development

Assists Procurement to facilitate solicitation and review of new ingredient samples

Senior Plant Chemist / Lab Supervisor

2008 -2015

Vanderbilt Chemicals, Bethel, CT

Analytical/Process chemistry support of manufacturing operations for an ISO9001:2000 manufacturer of petroleum additives/lubricant products

In-process/final product chemical analysis by ASTM methods

Quality assurance of raw material bulk deliveries

Release of Final Products for shipment

Final Product Data File Management

Process Chemistry Research and Development by GC

Management of Pre-Treatment Wastewater System

Elemental analysis (AA/CHNS analyzer)

Calibration and Validation of laboratory instruments

Analytical Instrumentation Method Development

Analytical/Technical support of Process Development Pilot Plant

Monitored plant effluent systems and waste stream testing prior to release to municipal POTW

Coordinated with chemical operators for efficient testing and needed adjustments to ensure batch quality

GC, FT-IR, Acid-Base Titrations, Karl-Fisher, Colorimeter, Viscosity,Flashpoint & Melting Point

R&D Scientist/Manager Technical Services 1996-2008

Shaw Mudge & Company, Shelton, CT

Analysis, identification and characterization of Fragrances, Flavors, Aroma Chemicals, and Essential Oils using GC-MS, SPME/Headspace analysis

GC-MS based interpretation and structural elucidation of consumer product formulations

Development of analytical product efficacy testing protocols in combination with consumer panel testing which resulted in patented personal care fragrance oils

Formulation of fragrance oils for personal care,candle, and cleaning applications

Nanotechnology emulsion / encapsulation studies for fragrance substantivity in personal care products

Research and Development of patented malodor counteractant

Research and Development of hair coloring technologies

Quality Control oversight of finished products and raw materials

Evaluation and response to customer technical inquiries

Staff Chemist 1984-1996

Handy and Harman Company, Fairfield, CT

Chief Chemist (1995-1996)

Management of Analytical and Quality Laboratories for plant manufacturing operations

Coordinated programs for improvement of manufacturing processes with regards to product analysis

Reviewed testing, quality control and operational reports to achieve standardization efficiency

Interpretation of results of laboratory activities to production personnel, management, and professional and technical societies

Analytical Chemist(1988-1994)

Wet chemical/instrumental analysis of precious metals for refining & manufacturing operations

Utilization of ICP-AES/AA/XRF for final product standardization

Extensive research in fire assay of gold, silver, platinum group metals

Process Chemist(1984-1988)

Research and development of patented brazing alloys

Development of quality control protocols for raw materials

TQM/SOP protocol documentation

Environmental Security & Safety Representative 1981-1984

Sikorsky Aircraft, Stratford, CT

Implementation of DOD security/safety guidelines

Management of MSDS/Hazardous chemical data files

Regulatory compliance

Attainment of DOD Secret Clearance

Environmental sampling and analysis

Science Teacher 1980-81

Central High School, Bridgeport, CT

Taught earth science & chemistry lessons in the classroom and laboratory

Reviewed academic progress and set targets for students

Prepared presentations and used visual aids in instructing students

Participated in faculty meetings and workshops organized for improving teaching skills


State University of New York at Binghamton

Doctor of Philosophy


Trinity College

Master of Science


Sacred Heart University

Bachelor of Arts

Pre-Law / Environmental Science


Perfumes for Perfumes for rinse-off systems. (#U.S. Patent 7,446,07)

May 2007

Perfumery for improved cold throw and burn in candle systems (#U.S. Patent 7,604,671)

October 2009


Enantioselective Gas Chromatography in Flavor and Fragrance Analysis: Strategies for the Identification of Known and Unknown Plant Volatiles.

Journal of Chromatographic Science May 2008

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