David Seifert
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David Seifert Email & Phone Number

Capacity Planner at Lightpath (Formerly Altice USA) at Lightpath
Location: Commack, New York, United States 3 work roles 1 school
1 work email found @golightpath.com 2 phones found area 516 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 2 phones

Work email d****@golightpath.com
Direct phone (516) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Lightpath
Role
Capacity Planner at Lightpath (Formerly Altice USA)
Location
Commack, New York, United States
Company size
286 employees

Who is David Seifert? Overview

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Quick answer

David Seifert is listed as Capacity Planner at Lightpath (Formerly Altice USA) at Lightpath, a company with 286 employees, based in Commack, New York, United States. AeroLeads shows a work email signal at golightpath.com, phone signal with area code 516, and a matched LinkedIn profile for David Seifert.

David Seifert previously worked as Capacity Planning at Lightpath and Network Planning at Bt. David Seifert holds Bs Electrical Engineering from Minnesota State University, Mankato.

Company email context

Email format at Lightpath

This section adds company-level context without repeating David Seifert's masked contact details.

{first_initial}{last}@golightpath.com
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AeroLeads found 1 current-domain work email signal for David Seifert. Compare company email patterns before reaching out.

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Profile bio

About David Seifert

David Seifert is a Capacity Planner at Lightpath (Formerly Altice USA) at Lightpath.

Current workplace

David Seifert's current company

Company context helps verify the profile and gives searchers a useful next step.

Lightpath
Lightpath
Capacity Planner at Lightpath (Formerly Altice USA)
jericho, new york, united states
Website
golightpath.com
Employees
286
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Company profile
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3 roles

David Seifert work experience

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

Capacity Planning

Current
Lightpath
Nov 2013 - Present

Network Planning

Bt
Jun 2006 - Nov 2013

Senior Network Engineer

Sita
Jan 1999 - Jun 2006
Team & coworkers

Colleagues at Lightpath

Other employees you can reach at golightpath.com. View company contacts for 286 employees →

MY Michael Younglao Michael Younglao Colleague at Lightpath Mastic, New York, United States, United States View → VR Vernon Richardson Vernon Richardson Colleague at Lightpath Coram, New York, United States, United States View → JJ John Jimenez John Jimenez Colleague at Lightpath Deer Park, New York, United States, United States View → JR James Rispoli James Rispoli Colleague at Lightpath Mahopac, New York, United States, United States View → AC Aunt Carol Levine Aunt Carol Levine Colleague at Lightpath Amityville, New York, United States, United States View → VD Vince Digiulio Vince Digiulio Colleague at Lightpath New York City Metropolitan Area, United States View → JT Jorge Tume Jorge Tume Colleague at Lightpath Miami, Florida, United States, United States View → MC Michael Catania Michael Catania Colleague at Lightpath Staten Island, New York, United States, United States View → ER Edwin Ruyonga Edwin Ruyonga Colleague at Lightpath Uganda, Uganda View → RR Richard Rios Richard Rios Colleague at Lightpath Kearny, New Jersey, United States, United States View →
1 education record

David Seifert education

FAQ

Frequently asked questions about David Seifert

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

What company does David Seifert work for?

David Seifert works for Lightpath.

What is David Seifert's role at Lightpath?

David Seifert is listed as Capacity Planner at Lightpath (Formerly Altice USA) at Lightpath.

What is David Seifert's email address?

AeroLeads has found 1 work email signal at @golightpath.com for David Seifert at Lightpath.

What is David Seifert's phone number?

AeroLeads has found 2 phone signal(s) with area code 516 for David Seifert at Lightpath.

Where is David Seifert based?

David Seifert is based in Commack, New York, United States while working with Lightpath.

What companies has David Seifert worked for?

David Seifert has worked for Lightpath, Bt, and Sita.

Who are David Seifert's colleagues at Lightpath?

David Seifert's colleagues at Lightpath include Michael Younglao, Vernon Richardson, John Jimenez, James Rispoli, and Aunt Carol Levine.

How can I contact David Seifert?

You can use AeroLeads to view verified contact signals for David Seifert at Lightpath, including work email, phone, and LinkedIn data when available.

What schools did David Seifert attend?

David Seifert holds Bs Electrical Engineering from Minnesota State University, Mankato.

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