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Thomas J. Callaghan Email & Phone Number

Sr. Preclinical Writer II Global CMC (Chemistry, Manufacturing and Controls) at Pfizer Pharmaceuticals
Location: Yorktown Heights, New York, United States 4 work roles 3 schools
1 work email found @pfizer.com 5 phones found area 914, 701, and 412 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 5 phones

Work email t****@pfizer.com
Direct phone (914) ***-****
LinkedIn Profile matched
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Current company
Pfizer Pharmaceuticals
Role
Sr. Preclinical Writer II Global CMC (Chemistry, Manufacturing and Controls)
Location
Yorktown Heights, New York, United States
Company size
100690 employees

Who is Thomas J. Callaghan? Overview

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Quick answer

Thomas J. Callaghan is listed as Sr. Preclinical Writer II Global CMC (Chemistry, Manufacturing and Controls) at Pfizer Pharmaceuticals, a with 100690 employees, based in Yorktown Heights, New York, United States. AeroLeads shows a work email signal at pfizer.com, phone signal with area code 914, 701, 412, and a matched LinkedIn profile for Thomas J. Callaghan.

Thomas J. Callaghan previously worked as Sr. Preclinical Writer II Global CMC (Chemistry, Manufacturing & Controls) at Pfizer Pharmaceuticals and Sr. Preclinical Writer II CMC Regulatory Submissions at Wyeth Pharmaceuticals. Thomas J. Callaghan holds Six Sigma Black Belt Certification from Villanova University.

Company email context

Email format at Pfizer Pharmaceuticals

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tcallaghan@pfizer.com
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AeroLeads found 1 current-domain work email signal for Thomas J. Callaghan. Compare company email patterns before reaching out.

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Profile bio

About Thomas J. Callaghan

B.S. Chemist, M.B.A. in Finance.Currently CMC Regulatory Submissions Sr. Writer IISpecialties: Chemistry, Manufacturing & Controls (CMC), IND's, IMPD's, CTA's, NDAs, MAA's, GMP Analytical Reference Standards (complete management), 21 CFR, ICH Guidelines, SUPAC, BACPAC, API Data Analysis, Qualification of Analytical Reference Standards (all types),

Listed skills include Mathematics, Disney, Writing, Chromatography, and 56 others.

Current workplace

Thomas J. Callaghan's current company

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Pfizer Pharmaceuticals
Pfizer Pharmaceuticals
Sr. Preclinical Writer II Global CMC (Chemistry, Manufacturing and Controls)
Yorktown Heights, NY, US
Website
pfizer.com
Employees
100690
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Company profile
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4 roles

Thomas J. Callaghan work experience

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

Sr. Preclinical Writer Ii Global Cmc (Chemistry, Manufacturing And Controls)

Pfizer Pharmaceuticals

Yorktown Heights, Ny, Us

Sr. Preclinical Writer Ii Global Cmc (Chemistry, Manufacturing & Controls)

Current
Pfizer Pharmaceuticals
Oct 2009 - Present

Sr. Preclinical Writer Ii Cmc Regulatory Submissions

Current
Wyeth Pharmaceuticals

Legacy Wyeth employee who joined Pfizer upon Pfizer's acquisition of Wyeth in October 2009. My responsibilities include: researching, compiling and authoring Chemistry, Manufacturing & Controls for WW Regulatory Submissions.

Jul 2007 - Present

Sr. Research Scientist Ii, R&D

Wyeth Pharmaceuticals

Managed all aspects of the R&D Analytical Research Reference Standards for all development projects from pre-development through NDA approval. Responsible for the complete authoring of the Reference Standards Characterization/Qualification and Structural Elucidation reports. Twelve years of experience in reviewing analytical data, management of data and understanding all Chemistry issues relevant to the reference standards data including API, impurities, degradants, controls, system suitabilities, metabolites, polymorphs, compendial and comparator reference standards.

May 1996 - Jul 2007
Team & coworkers

Colleagues at Pfizer Pharmaceuticals

Other employees you can reach at pfizer.com. View company contacts for 100690 employees →

AK Aikiko Kelly Aikiko Kelly Colleague at Pfizer PharmaceuticalsSanford, North Carolina, United States View → MK M. Khalili M. Khalili Colleague at Pfizer PharmaceuticalsIsfahan, Isfahan Province, Iran, Islamic Republic Of View → AD Akram Dergham Akram Dergham Colleague at Pfizer PharmaceuticalsAlgeria View → TH Tim Hamburger Tim Hamburger Colleague at Pfizer PharmaceuticalsColumbus, Ohio Metropolitan Area, United States View → GF Gabriel Fan Gabriel Fan Colleague at Pfizer PharmaceuticalsCosta Rica View → KM Kirsteen Magee Kirsteen Magee Colleague at Pfizer PharmaceuticalsCanterbury, England, United Kingdom View → JL Jorge Luis Martìnez Mejìa Jorge Luis Martìnez Mejìa Colleague at Pfizer PharmaceuticalsToluca De Lerdo, México, Mexico View → TM Tricia Macdonald Tricia Macdonald Colleague at Pfizer PharmaceuticalsNorth Andover, Massachusetts, United States View → LR Louisa Reformina Louisa Reformina Colleague at Pfizer PharmaceuticalsNanuet, New York, United States View → MB Maria Brigantti- Ramos Maria Brigantti- Ramos Colleague at Pfizer PharmaceuticalsPuerto Rico View →
3 education records

Thomas J. Callaghan education

Six Sigma Black Belt Certification

Villanova University

Completed Green, Lean and Six Sigma Black Belt Certifications

Mba, Finance

Iona University

Graduated with High Honors. 60 credit MBA program where each course was a full 3 credit course that lasted for an entire semester.

B.S., Chemistry

St. Bonaventure University

Activities and Societies: Varsity baseball, resident assistant, volunteer for youth basketball league.+21 credits in Mathematics

FAQ

Frequently asked questions about Thomas J. Callaghan

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

What company does Thomas J. Callaghan work for?

Thomas J. Callaghan works for Pfizer Pharmaceuticals.

What is Thomas J. Callaghan's role at Pfizer Pharmaceuticals?

Thomas J. Callaghan is listed as Sr. Preclinical Writer II Global CMC (Chemistry, Manufacturing and Controls) at Pfizer Pharmaceuticals.

What is Thomas J. Callaghan's email address?

AeroLeads has found 1 work email signal at @pfizer.com for Thomas J. Callaghan at Pfizer Pharmaceuticals.

What is Thomas J. Callaghan's phone number?

AeroLeads has found 5 phone signal(s) with area code 914, 701, 412 for Thomas J. Callaghan at Pfizer Pharmaceuticals.

Where is Thomas J. Callaghan based?

Thomas J. Callaghan is based in Yorktown Heights, New York, United States while working with Pfizer Pharmaceuticals.

What companies has Thomas J. Callaghan worked for?

Thomas J. Callaghan has worked for Pfizer Pharmaceuticals and Wyeth Pharmaceuticals.

Who are Thomas J. Callaghan's colleagues at Pfizer Pharmaceuticals?

Thomas J. Callaghan's colleagues at Pfizer Pharmaceuticals include Aikiko Kelly, M. Khalili, Akram Dergham, Tim Hamburger, and Gabriel Fan.

How can I contact Thomas J. Callaghan?

You can use AeroLeads to view verified contact signals for Thomas J. Callaghan at Pfizer Pharmaceuticals, including work email, phone, and LinkedIn data when available.

What schools did Thomas J. Callaghan attend?

Thomas J. Callaghan holds Six Sigma Black Belt Certification from Villanova University.

What skills is Thomas J. Callaghan known for?

Thomas J. Callaghan is listed with skills including Mathematics, Disney, Writing, Chromatography, .Net, R, Verizon, and Chemical.

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