TYSONS CORNER, VA, July 30, 2019 — Mike Leff, vice president for defense within AT&T's (NYSE: T) public sector business, believes 5G wireless technology will be transformative for the U.S. Air Force as the company works to help the service branch deploy such networks to support military missions, ExecutiveBiz reported July 17.

TYSONS CORNER, VA, May 2, 2019 — Mike Leff, vice president for defense within AT&T‘s (NYSE: T) public sector business, said the company is working with the U.S. Navy and Marine Corps to understand the needs of each base for the delivery of public safety communications capabilities under the FirstNet …

TYSONS CORNER, VA, April 16, 2019 — AT&T (NYSE: T) and the First Responder Network Authority will work with the Department of the Navy to deploy the FirstNet national public safety broadband network at U.S. Navy and Marine Corps facilities across the U.S., ExecutiveBiz reported April 1. Seeking Alpha reported …

TYSONS CORNER, VA, August 20, 2018 — Mike Leff, vice president for global defense at AT&T‘s (NYSE: T) public sector business, has said a “robust” network with connectivity and security capabilities will deliver competitive advantage to the U.S. military as it seeks to leverage intelligence, surveillance and reconnaissance data generated …

TYSONS CORNER, VA, August 15, 2018 — AT&T (NYSE: T) has received clearance to offer its unified communications services to the U.S. Army beginning the third quarter of this year via the service branch’s continental U.S. unclassified network, ExecutiveBiz reported Aug. 1. The company said the authority-to-operate provides for the delivery …

TYSONS CORNER, VA, Dec. 21, 2017 — AT&T (NYSE: T) will offer mobility platforms and services to the U.S. Navy and Marine Corps in support of their modernization efforts through the company’s position on a potential $993.5 million contract, ExecutiveBiz reported Friday. The company said Dec. 14 it will vie for work …

Mike Leff, formerly vice president of strategy and operations at AT&T’s (NYSE: T) public sector organization, has been named VP of the telecommunications company’s defense business. Leff will directly report to Xavier Williams, president of AT&T’s public sector and wholesale solutions business, the company said Thursday. The two-decade industry veteran has managed …

TYSONS CORNER, VA, Aug. 1, 2017 — Mike Leff, vice president for strategy and operations within AT&T‘s (NYSE: T) global public sector business, has said the company is working to develop a “third-generation” network that is software-defined and data-driven in order to support customer missions. “[Customers] will be able to download …

Rob Dapkiewicz, former vice president for sales at AT&T (NYSE: T), has assumed a new role as VP for the federal civilian sector within the company’s global public sector business. The company said Tuesday Dapkiewicz succeeds Mike Leff, who has moved on as VP for strategy and operations within AT&T Global Public …

AT&T (NYSE: T) has received a potential five-year, $119 million task order from the General Services Administration to help the Centers for Disease Control and Prevention modernize its telecommunications systems. The task order has a base term of seven months and four option years and covers updates to CDC’s Wi-Fi, cellular …