Dennis Witker
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Dennis Witker Email & Phone Number

ASQ CQA at Comark LLC
Location: Billerica, Massachusetts, United States 7 work roles 1 school
1 work email found @optonline.net LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email d****@optonline.net
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Current company
Comark LLC
Role
ASQ CQA
Location
Billerica, Massachusetts, United States
Company size
87 employees

Who is Dennis Witker? Overview

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Quick answer

Dennis Witker is listed as ASQ CQA at Comark LLC, a company with 87 employees, based in Billerica, Massachusetts, United States. AeroLeads shows a work email signal at optonline.net and a matched LinkedIn profile for Dennis Witker.

Dennis Witker previously worked as Director of Quality at Comark Llc and Head Of Quality at Mettler-Toledo International, Inc - Thornton. Dennis Witker holds Bachelor Of Science (Bs), Biochemistry from Case Western Reserve University.

Company email context

Email format at Comark LLC

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{first}{last}@optonline.net
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AeroLeads found 1 current-domain work email signal for Dennis Witker. Compare company email patterns before reaching out.

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Profile bio

About Dennis Witker

I have extensive experience in development and implementation of quality systems in large, international companies requiring broad knowledge of global requirements. I'm a customer-focused project leader with demonstrated communication skills, enabling strong relationship building and a proven track record for leading change initiatives motivating direct and indirect, cross-functional teams, driving pragmatic continuous improvement objectives.Key Strengths: Expert knowledge of ISO 9001, 13485, 21CFR 210, 211, QSR and MDD Requirements Experience in medical device regulated industry Establishment of audit programs, ensuring audit readiness and compliance Managing interactions with 3rd party auditors (FDA, ISO, Customer) Strategic thinking, enabling analysis and balance of business risk Team leadership, coaching, and mentoring in matrixed environment Continuous improvement practices Process metric development Customer relationship managementPlease contact me at denniswitker@optonline.net

Listed skills include Fda, Biotechnology, Quality System, Iso 13485, and 16 others.

Current workplace

Dennis Witker's current company

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Comark LLC
Comark Llc
ASQ CQA
milford, massachusetts, united states
Website
comarkcorp.com
Employees
87
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7 roles · 28 years

Dennis Witker work experience

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

Director Of Quality

Current
Comark Llc

Milford, Massachusetts, United States

Mar 2024 - Present

Head Of Quality

Mettler-Toledo International, Inc - Thornton

Billerica, Massachusetts, United States

Aug 2022 - Oct 2023

Manager, Quality Assurance & Control

Pendotech

Princeton, New Jersey, United States

Aug 2020 - Aug 2022

Senior Quality Assurance Professional

Developing Quality Systems In The Biotechnology, Medical Device And Pharmaceutical Industries
2014 - Aug 2020

Qa Manager

Ge Healthcare

Developed and maintained quality systems including audit programs for domestic and international facilities. Cultivated strong partnerships with service providers facilitating successful outsourcing of key strategic quality related processes. Provided functional leadership for integration projects supporting business acquisitions. Actively mentored quality.

2008 - 2014 ~6 yrs

Strategic Initiatives Director

Amersham Biosciences

Led team of ~50 senior business leaders, propelling re-organization and simplification of global business.

2003 - 2004 ~1 yr

R&D Administration Manager / Director

Amersham Biosciences

Managed team of 6 reports in 3 US states, creating and driving operational processes supporting North American R&D function.

1998 - 2003 ~5 yrs
Team & coworkers

Colleagues at Comark LLC

Other employees you can reach at comarkcorp.com. View company contacts for 87 employees →

LL Luciana Lins Luciana Lins Colleague at Comark Llc São Paulo, São Paulo, Brazil, Brazil View → MS Mary Sue Devries Mary Sue Devries Colleague at Comark Llc Albertville, Minnesota, United States, United States View → LJ Lori Jeckell Lori Jeckell Colleague at Comark Llc Belleville, Ontario, Canada, Canada View → AJ Alexander Jones Alexander Jones Colleague at Comark Llc Greater Boston, United States View → SS Sandra Schott Sandra Schott Colleague at Comark Llc Framingham, Massachusetts, United States, United States View → FH Farida Hosein Farida Hosein Colleague at Comark Llc Brampton, Ontario, Canada, Canada View → DS Debbie Sasseville Debbie Sasseville Colleague at Comark Llc Greater Sudbury, Ontario, Canada, Canada View → DM Dianne Magdycz Dianne Magdycz Colleague at Comark Llc Westfield, Massachusetts, United States, United States View → KK Kelsey Kahn Kelsey Kahn Colleague at Comark Llc Greater Boston, United States View → JM John Martinkus John Martinkus Colleague at Comark Llc North Attleboro, Massachusetts, United States, United States View →
1 education record

Dennis Witker education

FAQ

Frequently asked questions about Dennis Witker

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

What company does Dennis Witker work for?

Dennis Witker works for Comark LLC.

What is Dennis Witker's role at Comark LLC?

Dennis Witker is listed as ASQ CQA at Comark LLC.

What is Dennis Witker's email address?

AeroLeads has found 1 work email signal at @optonline.net for Dennis Witker at Comark LLC.

Where is Dennis Witker based?

Dennis Witker is based in Billerica, Massachusetts, United States while working with Comark LLC.

What companies has Dennis Witker worked for?

Dennis Witker has worked for Comark Llc, Mettler-Toledo International, Inc - Thornton, Pendotech, Developing Quality Systems In The Biotechnology, Medical Device And Pharmaceutical Industries, and Ge Healthcare.

Who are Dennis Witker's colleagues at Comark LLC?

Dennis Witker's colleagues at Comark LLC include Luciana Lins, Mary Sue Devries, Lori Jeckell, Alexander Jones, and Sandra Schott.

How can I contact Dennis Witker?

You can use AeroLeads to view verified contact signals for Dennis Witker at Comark LLC, including work email, phone, and LinkedIn data when available.

What schools did Dennis Witker attend?

Dennis Witker holds Bachelor Of Science (Bs), Biochemistry from Case Western Reserve University.

What skills is Dennis Witker known for?

Dennis Witker is listed with skills including Fda, Biotechnology, Quality System, Iso 13485, Design Control, Six Sigma, Quality Assurance, and Quality Management.

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