John Grassi
2 email domains
AeroLeads people directory · profile
John Grassi Email & Phone Number
Head Custodian at Massapequa High School
at
Massapequa High School
1 work email found
@mcalisterdesign.com
LinkedIn matched
✓ Verified Jun 2026
3 data sources
Profile completeness 71%
Current company
Role
Head Custodian at Massapequa High School
Location
Massapequa, New York, United States
Company size
Who is John Grassi? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
John Grassi is listed as Head Custodian at Massapequa High School at Massapequa High School, a company with 156 employees, based in Massapequa, New York, United States. AeroLeads shows a work email signal at mcalisterdesign.com and a matched LinkedIn profile for John Grassi.
John Grassi previously worked as Head Custodian at Massapequa High School.
Company email context
Email format at Massapequa High School
This section adds company-level context without repeating John Grassi's masked contact details.
{first_initial}{last}@mcalisterdesign.com
86% confidence
AeroLeads found 1 current-domain work email signal for John Grassi. Compare company email patterns before reaching out.
Profile bio
About John Grassi
John Grassi is a Head Custodian at Massapequa High School at Massapequa High School.
Current workplace
John Grassi's current company
Company context helps verify the profile and gives searchers a useful next step.
Massapequa High School
1 role
John Grassi work experience
A career timeline built from the work history available for this profile.
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Head Custodian
Team & coworkers
Colleagues at Massapequa High School
Other employees you can reach at meesterwerk-talen-tm.com. View company contacts for 156 employees →
GC
Gail Cook
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
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JK
Janine Krill
Colleague at Massapequa High SchoolBay Shore, New York, United States, United States
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JG
Jayne Grote
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
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RL
Robert Liam Byrnescunningham
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
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VS
Vincent Salamone
Colleague at Massapequa High SchoolNew York City Metropolitan Area, United States
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ML
Mike Lisa
Colleague at Massapequa High SchoolRocky Point, New York, United States, United States
View →
GH
Grace Hussey
Colleague at Massapequa High SchoolNew York City Metropolitan Area, United States
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SD
Steve Donovan
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
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MP
Michael Perticone
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
View →
MT
Mona Tobin
Colleague at Massapequa High SchoolMassapequa Park, New York, United States, United States
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Gail Cook
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
View →
JK
Janine Krill
Colleague at Massapequa High SchoolBay Shore, New York, United States, United States
View →
JG
Jayne Grote
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
View →
RL
Robert Liam Byrnescunningham
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
View →
VS
Vincent Salamone
Colleague at Massapequa High SchoolNew York City Metropolitan Area, United States
View →
ML
Mike Lisa
Colleague at Massapequa High SchoolRocky Point, New York, United States, United States
View →
GH
Grace Hussey
Colleague at Massapequa High SchoolNew York City Metropolitan Area, United States
View →
SD
Steve Donovan
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
View →
MP
Michael Perticone
Colleague at Massapequa High SchoolMassapequa, New York, United States, United States
View →
MT
Mona Tobin
Colleague at Massapequa High SchoolMassapequa Park, New York, United States, United States
View →
FAQ
Frequently asked questions about John Grassi
Quick answers generated from the profile data available on this page.
What company does John Grassi work for?
John Grassi works for Massapequa High School.
What is John Grassi's role at Massapequa High School?
John Grassi is listed as Head Custodian at Massapequa High School at Massapequa High School.
What is John Grassi's email address?
AeroLeads has found 1 work email signal at @mcalisterdesign.com for John Grassi at Massapequa High School.
Where is John Grassi based?
John Grassi is based in Massapequa, New York, United States while working with Massapequa High School.
What companies has John Grassi worked for?
John Grassi has worked for Massapequa High School.
Who are John Grassi's colleagues at Massapequa High School?
John Grassi's colleagues at Massapequa High School include Gail Cook, Janine Krill, Jayne Grote, Robert Liam Byrnescunningham, and Vincent Salamone.
How can I contact John Grassi?
You can use AeroLeads to view verified contact signals for John Grassi at Massapequa High School, including work email, phone, and LinkedIn data when available.
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