DZS Inc.

Company type	Public
Traded as	OTC Pink: DZSI Nasdaq: DZSI
Industry	Communication Equipment
Founded	1999; 25 years ago (1999)
Headquarters	Plano, Texas
Key people	Charlie Vogt (CEO) Misty Kawecki (CFO)
Revenue	US$376 million (FY 2022)[1]
Operating income	US$3 million (FY 2022)[1]
Net income	US$4 million & US$0.15 per share (FY 2022)[1]
Number of employees	800
Website	dzsi.com

DZS Inc. is a provider of fiber access and optical telecommunications networking and cloud software technology. The company was founded in 1999. It is headquartered in Plano. DZS is ISO 9001:2008 certified in the manufacture and service of telecommunications equipment.

DZS was founded as Zhone Technologies in September 1999 by former executives of Ascend Communications Jeanette Symons, Mory Ejabat and Robert Dahl.

In July 2005, Zhone acquired Paradyne Networks, Inc. for US$183.6 million.^[2]

In 2016 Zhone Technologies merged with DASAN Network Solutions to form DASAN Zhone Solutions Inc. (DZSI)^[3]

In August 2020, Charlie Vogt was named CEO and DASAN Zhone became DZS.^[4]

DZS has acquired the following companies since 2020:

• Adaptive Spectrum and Signal Alignment, Inc. (ASSIA) ^[5]
• RIFT ^[6]
• Optelian^[7]
• Products
• Access Edge
• Subscriber Edge
• Optical Edge
• Cloud Edge
• Professional Services

• Rakuten Symphony
• TalkTalk
• KT formerly Korea Telecom
• Liberty Latin America
• Telus

• "Zhone Technologies Inc". Yahoo Business profile. Retrieved August 15, 2011.