Security Professional
Us Security/ Allied Universal/ Inter-Con Security
AeroLeads people directory · profile
Mark St. John Email & Phone Number
Security Professional
at
US Security/ Allied Universal/ Inter-Con Security
1 work email found
@ymail.com
2 phones found area 209
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Security Professional
Location
Manteca, California, United States
Who is Mark St. John? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Mark St. John is listed as Security Professional at US Security/ Allied Universal/ Inter-Con Security, based in Manteca, California, United States. AeroLeads shows a work email signal at ymail.com, phone signal with area code 209, and a matched LinkedIn profile for Mark St. John.
Mark St. John previously worked as Long Term Substitute Teacher at Manteca Unified School District and 7th Grade ELA/SS Teacher at Stockton Unified School District. Mark St. John holds Master Of Education - Med, Elementary Education And Teaching, Multiple Subject Credential from National University.
Company email context
Email format at US Security/ Allied Universal/ Inter-Con Security
This section adds company-level context without repeating Mark St. John's masked contact details.
mstjohn@ymail.com
76% confidence
AeroLeads found 1 current-domain work email signal for Mark St. John. Compare company email patterns before reaching out.
Profile bio
About Mark St. John
Experienced Substitute Teacher with a demonstrated history of working in the education management industry. Skilled in Operant Conditioning, Fitness Training, Health and Wellness. Strong education professional with a Masters focused in Sports & Performance Psychology from University of the Rockies.
Listed skills include Personal Training, Fitness Training, Football, Strength Training, and 2 others.
Current workplace
Mark St. John's current company
Company context helps verify the profile and gives searchers a useful next step.
Us Security/ Allied Universal/ Inter-Con Security
AeroLeads page
11 roles
Mark St. John work experience
A career timeline built from the work history available for this profile.
Long Term Substitute Teacher
CurrentReport to a designated school site for the school year, supervising classroom in place of teacher for a specified duration, support SSA’s or aide other school sites.
Nov 2020 - Present
Security Professional
Current
Us Security/ Allied Universal/ Inter-Con Security
Check Employee Bags & Scan Employees or Log all Visitors, Track Incoming trailers & Cut Seals
Aug 2018 - Present
7Th Grade Ela/Ss Teacher
Aug 2017 - Apr 2018
Substitute Teacher
Manteca Unified School District
Supervise class room conduct and productivity at Elementary, Jr. High and High School levels for a range of single-day or multiple-day assignments.
Oct 2013 - May 2017
Certified 24 Hour Fitness Master Trainer / Aqua Aerobics Instructor
Mar 2006 - Mar 2014
Cheerleading Coach
Manteca High School
Conditioning, Stunt Coordinator and JV Coach
May 2011 - Feb 2012
Certified Personal Trainer
2003 To 2006 Bally Total Fitness
Jun 2003 - Mar 2006
Assistant Cheerleading Coach
Sep 2001 - Apr 2003
Insurance Agent
Feb 2002 - Mar 2002
Instant Return Representative
2003 Hertz Rental Car Sea
Nov 2001 - Jan 2002
3 education records
Mark St. John education
Master Of Education - Med, Elementary Education And Teaching, Multiple Subject Credential
Masters, Sports & Performance Psychology
University Of The Rockies
Ba, American Ethnic Studies
FAQ
Frequently asked questions about Mark St. John
Quick answers generated from the profile data available on this page.
What company does Mark St. John work for?
Mark St. John works for US Security/ Allied Universal/ Inter-Con Security.
What is Mark St. John's role at US Security/ Allied Universal/ Inter-Con Security?
Mark St. John is listed as Security Professional at US Security/ Allied Universal/ Inter-Con Security.
What is Mark St. John's email address?
AeroLeads has found 1 work email signal at @ymail.com for Mark St. John at US Security/ Allied Universal/ Inter-Con Security.
What is Mark St. John's phone number?
AeroLeads has found 2 phone signal(s) with area code 209 for Mark St. John at US Security/ Allied Universal/ Inter-Con Security.
Where is Mark St. John based?
Mark St. John is based in Manteca, California, United States while working with US Security/ Allied Universal/ Inter-Con Security.
What companies has Mark St. John worked for?
Mark St. John has worked for Us Security/ Allied Universal/ Inter-Con Security, Manteca Unified School District, Stockton Unified School District, 24 Hour Fitness, and Manteca High School.
How can I contact Mark St. John?
You can use AeroLeads to view verified contact signals for Mark St. John at US Security/ Allied Universal/ Inter-Con Security, including work email, phone, and LinkedIn data when available.
What schools did Mark St. John attend?
Mark St. John holds Master Of Education - Med, Elementary Education And Teaching, Multiple Subject Credential from National University.
What skills is Mark St. John known for?
Mark St. John is listed with skills including Personal Training, Fitness Training, Football, Strength Training, Operant Conditioning, and Fitness.
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