Tier One Employee Directory

Q: What is Tier One known for?

Tier One was founded in 2018. Tier One operates in the Security and Investigations industry.

Q: How many employees does Tier One have currently?

Tier One has approximately 169 employees.

Security and InvestigationsUnited States51-200 Employees

Tier One Us is a multi-faceted collaboration committed to providing and protecting secure campus environments along with commercial, corporate and community security.  Providing top of the line training, products and investigation services Tier One Us is committed to protecting and serving our community.

Find Tier One employees' phone numbers or email addresses

Tier One Global Highlights

North America
28

United States Of America
28

Europe
3

United Kingdom Of Great Britain And Northern Ireland
3

Africa
1

Tanzania
1

Tier One's Leadership

T. G.
Chief Of Operations
Mobile Phone
Email
H. P.
Vp Operations - North America
Mobile Phone
Email
A. A.
Vice President Of Sales And Marketing
Mobile Phone
Email
G. R.
Founder & Cto
Mobile Phone
Email
H. A.
Managing Partner
Mobile Phone
Email
M. W.
Human Resources Director
Mobile Phone
Email
D. G.
Lead Recruiter
Mobile Phone
Email
A. Y.
Access Control Technician
Mobile Phone
Email

Contact profiles from Tier One

Name

Title

Contact Info

Location

Last Update

G. R.
Founder & Cto
Mobile Phone
Email
Jul 19, 2025
H. A.
Managing Partner
Mobile Phone
Email
Sep 10, 2025
H. P.
Vp Operations - North America
Mobile Phone
Email
United Kingdom
Nov 07, 2025
T. G.
Chief Of Operations
Mobile Phone
Email
United StatesTexas
Nov 12, 2025
A. A.
Vice President Of Sales And Marketing
Mobile Phone
Email
Oct 18, 2024
M. W.
Human Resources Director
Mobile Phone
Email
United StatesTexas
Oct 21, 2025
D. G.
Lead Recruiter
Mobile Phone
Email
United StatesTexas
Oct 24, 2025
A. Y.
Access Control Technician
Mobile Phone
Email
United StatesTexas
Oct 21, 2025
A. B.
Member
Mobile Phone
Email
Oct 23, 2024
H. D.
Armed Security Officer
Mobile Phone
Email
Oct 24, 2024

Frequently Asked Questions

What is Tier One known for?

Tier One was founded in 2018 operates in the Security and Investigations industry. The company's main headquarters is located in 7500 W Camp Wisdom Rd, Suite A3-132 Dallas, Texas 75236, US. Explore Tier One's company overview page for more information.

What is Tier One's most common email format?

Tier One employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Tier One email formats with LeadIQ.

How many employees does Tier One have currently?

Tier One has approximately 169 employees as of October 2025. These team members are located across 3 continents, including North AmericaEuropeAfrica.

Who are Tier One's key employees and leadership?

As of October 2025, Tier One's key employees include:

Chief Of Operations: T. G.
Vp Operations - North America: H. P.
Vice President Of Sales And Marketing: A. A.
Founder & Cto: G. R.
Managing Partner: H. A.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.