William Stack
3 email domains
AeroLeads people directory · profile
William Stack Email & Phone Number
Manager Residential Energy Efficiency: Eversource Energy.
at
NSTAR, now Eversource Energy
1 work email found
@nstar.com
2 phones found area 781
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 71%
Current company
Role
Manager Residential Energy Efficiency: Eversource Energy.
Location
Westwood, Massachusetts, United States
Company size
Who is William Stack? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
William Stack is listed as Manager Residential Energy Efficiency: Eversource Energy. at NSTAR, now Eversource Energy, a company with 902 employees, based in Westwood, Massachusetts, United States. AeroLeads shows a work email signal at nstar.com, phone signal with area code 781, and a matched LinkedIn profile for William Stack.
William Stack previously worked as Manager Energy Efficiency at Nstar, Now Eversource Energy.
Company email context
Email format at NSTAR, now Eversource Energy
This section adds company-level context without repeating William Stack's masked contact details.
{first}.{last}@nstar.com
89% confidence
AeroLeads found 1 current-domain work email signal for William Stack. Compare company email patterns before reaching out.
Profile bio
About William Stack
William Stack is a Manager Residential Energy Efficiency: Eversource Energy. at NSTAR, now Eversource Energy.
Current workplace
William Stack's current company
Company context helps verify the profile and gives searchers a useful next step.
Nstar, Now Eversource Energy
1 role · 22 years
William Stack work experience
A career timeline built from the work history available for this profile.
-
Manager Energy Efficiency
Team & coworkers
Colleagues at NSTAR, now Eversource Energy
Other employees you can reach at nstar.com. View company contacts for 902 employees →
NN
Nam Nguyen
Colleague at Nstar, Now Eversource Energy
Vietnam, Viet Nam
View →
BD
Bert Diorio
Colleague at Nstar, Now Eversource Energy
Revere, Massachusetts, United States, United States
View →
JS
James Stone
Colleague at Nstar, Now Eversource Energy
Beverly, Massachusetts, United States, United States
View →
JP
John Palfrey
Colleague at Nstar, Now Eversource Energy
Westwood, Massachusetts, United States, United States
View →
SD
Sofie De Vries
Colleague at Nstar, Now Eversource Energy
Amsterdam, North Holland, Netherlands, Netherlands
View →
KQ
Krystal Quintanilla
Colleague at Nstar, Now Eversource Energy
Boston, Massachusetts, United States, United States
View →
RG
Richard Gatulis
Colleague at Nstar, Now Eversource Energy
Whitman, Massachusetts, United States, United States
View →
LO
Larry Olson
Colleague at Nstar, Now Eversource Energy
Auburn, Massachusetts, United States, United States
View →
JR
Jose Ruiz
Colleague at Nstar, Now Eversource Energy
Randolph, Massachusetts, United States, United States
View →
MW
Mariano Weber
Colleague at Nstar, Now Eversource Energy
La Rioja, Argentina, Argentina
View →
Nam Nguyen
Colleague at Nstar, Now Eversource Energy
Vietnam, Viet Nam
View →
BD
Bert Diorio
Colleague at Nstar, Now Eversource Energy
Revere, Massachusetts, United States, United States
View →
JS
James Stone
Colleague at Nstar, Now Eversource Energy
Beverly, Massachusetts, United States, United States
View →
JP
John Palfrey
Colleague at Nstar, Now Eversource Energy
Westwood, Massachusetts, United States, United States
View →
SD
Sofie De Vries
Colleague at Nstar, Now Eversource Energy
Amsterdam, North Holland, Netherlands, Netherlands
View →
KQ
Krystal Quintanilla
Colleague at Nstar, Now Eversource Energy
Boston, Massachusetts, United States, United States
View →
RG
Richard Gatulis
Colleague at Nstar, Now Eversource Energy
Whitman, Massachusetts, United States, United States
View →
LO
Larry Olson
Colleague at Nstar, Now Eversource Energy
Auburn, Massachusetts, United States, United States
View →
JR
Jose Ruiz
Colleague at Nstar, Now Eversource Energy
Randolph, Massachusetts, United States, United States
View →
MW
Mariano Weber
Colleague at Nstar, Now Eversource Energy
La Rioja, Argentina, Argentina
View →
FAQ
Frequently asked questions about William Stack
Quick answers generated from the profile data available on this page.
What company does William Stack work for?
William Stack works for NSTAR, now Eversource Energy.
What is William Stack's role at NSTAR, now Eversource Energy?
William Stack is listed as Manager Residential Energy Efficiency: Eversource Energy. at NSTAR, now Eversource Energy.
What is William Stack's email address?
AeroLeads has found 1 work email signal at @nstar.com for William Stack at NSTAR, now Eversource Energy.
What is William Stack's phone number?
AeroLeads has found 2 phone signal(s) with area code 781 for William Stack at NSTAR, now Eversource Energy.
Where is William Stack based?
William Stack is based in Westwood, Massachusetts, United States while working with NSTAR, now Eversource Energy.
What companies has William Stack worked for?
William Stack has worked for Nstar, Now Eversource Energy.
Who are William Stack's colleagues at NSTAR, now Eversource Energy?
William Stack's colleagues at NSTAR, now Eversource Energy include Nam Nguyen, Bert Diorio, James Stone, John Palfrey, and Sofie De Vries.
How can I contact William Stack?
You can use AeroLeads to view verified contact signals for William Stack at NSTAR, now Eversource Energy, including work email, phone, and LinkedIn data when available.
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