With more than 3,600 employees and operations in over 40 countries, VIAVI Solutions Inc. is a globally distributed manufacturer built around precision testing for communications infrastructure. The company also maintains substantial U.S. manufacturing capacity, supporting customers that design, deploy, and maintain optical and wireless networks.
TL9000
certification
GL Communications IncGL Communications was formed in Gaithersburg in 1986 by engineers Vijay Kulkarni and T. Bruce Yost, a partnership that grew from their work designing communications networks. Now led by co-founder Vijay Kulkarni, the company has spent four decades developing telecom testing technology and advising organizations that operate or build communications networks, including government and aerospace customers worldwide.GAITHERSBURG, MD
PLPPLP creates precision-engineered solutions and products intended to support stronger, more reliable networks. The company serves energy and communications providers worldwide and operates locations in over 20 countries.CLEVELAND, OH
Net Research CorporationFounded in 2003, Maryland-based Net Research Corporation develops telecom and datacom service-verification tools, including handheld network analyzers and cloud-based testing platforms. The privately held company serves nearly 600,000 customers worldwide through U.S. sales operations and an international distributor network, with particular strength in testing communications systems used by power utilities and other critical networks.LINTHICUM HEIGHTS, MD
Corning IncorporatedSince 1851, Corning Incorporated has built its identity around solving difficult problems through glass and materials science. From its New York roots, the company now develops engineered technologies for customers in fields such as communications and life sciences, with more than 60,000 employees and over 77 manufacturing sites worldwide.CORNING, NY