Insights

Long-standing Industry Leader With over 40 years of experience, DLESI has established a strong reputation in security services, offering a dependable partner for clients seeking experienced protection solutions and investigative services.

Specialized Security Solutions The company's focus on utilizing advanced security techniques and providing licensed personal protection officers positions it to meet high-security demands, opening opportunities for clients with critical security needs.

Potential for Tech-Enhanced Services Although specific recent technological advancements are not detailed, DLESI’s emphasis on the latest security techniques suggests potential for integrating modern security tech such as surveillance or cybersecurity solutions to expand service offerings.

Market Compatibility Aligning with industry peers like Thomson Reuters and LexisNexis Risk Solutions, DLESI can explore opportunities in risk management and investigations sectors, appealing to clients in legal, corporate, and government markets.

Growth and Expansion Opportunities The company’s sizable employee base indicates ongoing operational capacity, presenting potential for scaling services, strengthening client relationships, and exploring new verticals within the security and investigations industry.

DLESI Tech Stack

Media & News

DLESI's Email Address Formats

DLESI uses at least 1 format(s):
DLESI Email FormatsExamplePercentage
First@dlesi.comJohn@dlesi.com
100%

Frequently Asked Questions

Where is DLESI's headquarters located?

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DLESI's main headquarters is located at Main Street 4120 Dallas, Tx 75226 United States. The company has employees across 1 continents, including North America.

What is DLESI's NAICS code?

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DLESI's NAICS code is 5616 - Investigation and Security Services.

How many employees does DLESI have currently?

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As of October 2025, DLESI has approximately 501 employees across 1 continents, including North America. Key team members include Vp Of Operations: D. M.Vice-President: L. D.Principal: J. B.. Explore DLESI's employee directory with LeadIQ.

What industry does DLESI belong to?

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DLESI operates in the Security and Investigations industry.

What is DLESI's email format?

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DLESI's email format typically follows the pattern of First@dlesi.com. Find more DLESI email formats with LeadIQ.

DLESI

Security and InvestigationsTexas, United States501-1000 Employees

For over 40 years, D&L has led the industry, providing services utilizing the latest in security techniques specially developed for the protection of life, private property and deterrence to crime. D&L provides licensed Personal Protection officers and Private Investigators.

Section iconCompany Overview

Headquarters
Main Street 4120 Dallas, Tx 75226 United States
NAICS Code
5616 - Investigation and Security Services
Employees
501-1000

Section iconMedia & News

Section iconFunding & Financials

  • $1M$10M

    DLESI's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    DLESI's revenue is estimated to be in the range of $1M$10M

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