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Mark Castleberry Email & Phone Number
Strategic Account Manager
at
Juniper Networks
2 work emails found
@juniper.net
3 phones found area 918, 888, and 978
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 86%
Current company
Role
Strategic Account Manager
Location
Tulsa Metropolitan Area, United States, United States
Company size
Who is Mark Castleberry? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Mark Castleberry is listed as Strategic Account Manager at Juniper Networks, a company with 11769 employees, based in Tulsa Metropolitan Area, United States, United States. AeroLeads shows a work email signal at juniper.net, phone signal with area code 918, 888, 978, and a matched LinkedIn profile for Mark Castleberry.
Mark Castleberry previously worked as Major Account Manager at Juniper Networks and Territory Account Manager at Juniper Networks.
Company email context
Email format at Juniper Networks
This section adds company-level context without repeating Mark Castleberry's masked contact details.
*@juniper.net
74% confidence
AeroLeads found 2 current-domain work email signals for Mark Castleberry. Compare company email patterns before reaching out.
Profile bio
About Mark Castleberry
Mark Castleberry is a Strategic Account Manager at Juniper Networks. He possess expertise in vpls, nac, sales engineering, carrier ethernet, mpls and 45 more skills. Colleagues describe him as "Mark is a proven leader in his field, always willing to work with anyone from any team to get the job done and done right the first time. Mark's work at TVGuide was instrumental in many projects. His tireless work and positive attitude are but a few of the many good attributes Mark brings to the table. I would highly recommend Mark for any project as he is a leader in the industry. - J. Clark"
Listed skills include Vpls, Nac, Sales Engineering, Carrier Ethernet, and 46 others.
Current workplace
Mark Castleberry's current company
Company context helps verify the profile and gives searchers a useful next step.
Juniper Networks
7 roles · 31 years
Mark Castleberry work experience
A career timeline built from the work history available for this profile.
Major Account Manager
Current
Jul 2022 - Present
Territory Account Manager
Nov 2019 - Sep 2022
Senior Systems Engineer
Oct 2005 - Nov 2019
Sales Engineer
Apr 2000 - Oct 2005
Pre-Sales Engineer
Jul 1999 - Apr 2000
Network Engineer
1995 - 1999
~4 yrs
Team & coworkers
Colleagues at Juniper Networks
Other employees you can reach at juniper.net. View company contacts for 11769 employees →
VF
V Flips
Colleague at Juniper NetworksUnited Kingdom, United Kingdom
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VV
Vinny Vercamen
Colleague at Juniper NetworksDunedin, Florida, United States, United States
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SU
Sathyanarayana Udupa
Colleague at Juniper NetworksBengaluru, Karnataka, India, India
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AT
Ankush T S
Colleague at Juniper NetworksBengaluru, Karnataka, India, India
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GJ
Geetanjali Jhamb
Colleague at Juniper NetworksBengaluru, Karnataka, India, India
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MV
Mobin Vln
Colleague at Juniper NetworksIran, Iran, Islamic Republic Of
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IA
Ikram Ali
Colleague at Juniper NetworksHerndon, Virginia, United States, United States
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WC
Wai Chung
Colleague at Juniper NetworksSan Jose, California, United States, United States
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TP
Tanuj Prajapati
Colleague at Juniper NetworksNoida, Uttar Pradesh, India, India
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MK
M Kamran
Colleague at Juniper NetworksPakistan, Pakistan
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V Flips
Colleague at Juniper NetworksUnited Kingdom, United Kingdom
View →
VV
Vinny Vercamen
Colleague at Juniper NetworksDunedin, Florida, United States, United States
View →
SU
Sathyanarayana Udupa
Colleague at Juniper NetworksBengaluru, Karnataka, India, India
View →
AT
Ankush T S
Colleague at Juniper NetworksBengaluru, Karnataka, India, India
View →
GJ
Geetanjali Jhamb
Colleague at Juniper NetworksBengaluru, Karnataka, India, India
View →
MV
Mobin Vln
Colleague at Juniper NetworksIran, Iran, Islamic Republic Of
View →
IA
Ikram Ali
Colleague at Juniper NetworksHerndon, Virginia, United States, United States
View →
WC
Wai Chung
Colleague at Juniper NetworksSan Jose, California, United States, United States
View →
TP
Tanuj Prajapati
Colleague at Juniper NetworksNoida, Uttar Pradesh, India, India
View →
MK
M Kamran
Colleague at Juniper NetworksPakistan, Pakistan
View →
FAQ
Frequently asked questions about Mark Castleberry
Quick answers generated from the profile data available on this page.
What company does Mark Castleberry work for?
Mark Castleberry works for Juniper Networks.
What is Mark Castleberry's role at Juniper Networks?
Mark Castleberry is listed as Strategic Account Manager at Juniper Networks.
What is Mark Castleberry's email address?
AeroLeads has found 2 work email signals at @juniper.net for Mark Castleberry at Juniper Networks.
What is Mark Castleberry's phone number?
AeroLeads has found 3 phone signal(s) with area code 918, 888, 978 for Mark Castleberry at Juniper Networks.
Where is Mark Castleberry based?
Mark Castleberry is based in Tulsa Metropolitan Area, United States, United States while working with Juniper Networks.
What companies has Mark Castleberry worked for?
Mark Castleberry has worked for Juniper Networks, Extreme Networks, 3Com, and Tv Guide Interactive.
Who are Mark Castleberry's colleagues at Juniper Networks?
Mark Castleberry's colleagues at Juniper Networks include V Flips, Vinny Vercamen, Sathyanarayana Udupa, Ankush T S, and Geetanjali Jhamb.
How can I contact Mark Castleberry?
You can use AeroLeads to view verified contact signals for Mark Castleberry at Juniper Networks, including work email, phone, and LinkedIn data when available.
What skills is Mark Castleberry known for?
Mark Castleberry is listed with skills including Vpls, Nac, Sales Engineering, Carrier Ethernet, Mpls, Metro Ethernet, Service Providers, and Ethernet.
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