Security companies

Verizon Communications is a company that provides communications, technology, information, and entertainment products and services to consumers, businesses, and government entities.

RTX (formerly known as Raytheon Technologies) is an aerospace and defense company that provides systems and services for commercial, military, and government customers.

United Technologies Corporation (UTC) is a provider of high technology products and services to the building systems and aerospace industries.

Raytheon is a company that offers services to defense, security, and civil markets.

First Data is a provider of e-commerce and payment solutions for merchants, financial institutions, and card issuers.

Carrier Global is a provider of building and cold chain solutions.

Arrow Electronics is a provider of technology products, electronic components, and enterprise computing solutions.

Level 3 Parent (formerly known as Level 3 Communications) is an international communications company developing IP transit networks.

ADT is a provider of security, interactive, and smart home solutions for residential, small business, and commercial customers.

WESCO International is a provider of business-to-business distribution, logistics services, and supply chain solutions.

Telus is a company that provides telecommunications services and products, including wireless and wireline voice and data.

Diebold Nixdorf is a provider of connected commerce solutions to financial institutions and retailers.