What departments does Tier One have?

Tier One has employees across 4 departments including Engineering, Operations, Marketing, Military & Protective Services.

What is the largest department at Tier One?

The largest department at Tier One is Engineering with 1 employees.

Where are Tier One employees located globally?

Tier One has employees across 4 continents and 5 countries including Tanzania, Malaysia, United Kingdom Of Great Britain And Northern Ireland, France, United States Of America.

How has Tier One's team size changed over time?

Tier One's team has grown from approximately 13 to 14 employees based on available data.

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Tier One Employee Directory

Security and InvestigationsTexas, United States51-200 Employees

Tier One Us operates in the security and investigations sector, focusing on creating secure campus environments and safeguarding commercial, corporate, and community settings. The company emphasizes training, products, and investigation services as core offerings intended to protect and serve its community. Its client base appears to include educational institutions, businesses, and local organizations seeking comprehensive safety and security solutions. Based in Dallas, Texas, the firm positions itself as a multi-faceted security provider within its industry, aiming to address challenges related to risk, safety, and incident response. The description highlights a broad remit across training, products, and investigative services as the foundation of its service model.

Tier One Global Highlights

North America
27

United States Of America
27

Europe
4

United Kingdom Of Great Britain And Northern Ireland
3
France
1

Africa
1

Tanzania
1

Asia
1

Malaysia
1

Tier One's Leadership

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
M. R.
Director
Mobile Phone
Email
D. G.
Lead Recruiter
Mobile Phone
Email
A. B.
Member
Mobile Phone
Email
H. D.
Armed Security Officer
Mobile Phone
Email
T. M.
Maritime Security Adviser Leader/Vessel Manager
Mobile Phone
Email

Tier One Employee Metrics

100%

50%

2026

2025

Military & Protective Services
Recruiting
Human Resources
Accounting
Administrative
Other
Business Development

Contact profiles from Tier One

Name

Title

Contact Info

Location

Last Update

G. R.
Founder & Cto
Mobile Phone
Email
Jun 01, 2026
H. P.
Vp Operations - North America
Mobile Phone
Email
United Kingdom
Mar 25, 2026
A. A.
Vice President Of Sales And Marketing
Mobile Phone
Email
Oct 18, 2024
M. R.
Director
Mobile Phone
Email
MalaysiaKuala Lumpur
Jul 01, 2026
D. G.
Lead Recruiter
Mobile Phone
Email
United StatesGeorgia
Apr 15, 2026
A. B.
Member
Mobile Phone
Email
Oct 23, 2024
H. D.
Armed Security Officer
Mobile Phone
Email
Oct 24, 2024
T. M.
Maritime Security Adviser Leader/Vessel Manager
Mobile Phone
Email
United Kingdom
May 30, 2026

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 West Camp Wisdom Road Suite A3-132 Dallas, Texas 75236 United States. 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 182 employees as of June 2026. These team members are located across 4 continents, including North AmericaEuropeAfrica.

Who are Tier One's key employees and leadership?

As of June 2026, Tier One's key employees include:

Vp Operations - North America: H. P.
Vice President Of Sales And Marketing: A. A.
Founder & Cto: G. R.
Director: M. R.
Lead Recruiter: D. G.

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Tier One Employee Directory

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