Last updated
TmaxSoft, Inc.
Industry Software & Programming
Founded Seoul, South Korea (1997)
Chicago, Illinois Global Headquarters
Key people
Daeyeon Park, Founder and Chairman
Kv Suresh, TmaxSoft Global CEO and President
John Yun, TmaxSoft Global CTO and President
Number of employees
Over 1100 (as of September 2018)

TmaxSoft is a South Korea-based multinational corporation specializing in enterprise software. It was founded in 1997 by Professor Daeyeon Park, former professor at KAIST (Korea Advanced Institute of Science and Technology). The company is separated into 3 businesses: TmaxSoft, TmaxData and TmaxA&C. Currently, TmaxData and TmaxA&C are run as affiliated companies.


The company started as a middleware provider. It is now the largest provider of enterprise software systems in South Korea, as of 2007 [1] and is a member of the JCP. Its middleware products include Tmax (Transaction Process Monitoring), JEUS (Web Application Server), and the WebtoB (Web Server). Other products include Tibero (DMBS), ProSync, SysMaster (Application Performance Monitoring), ProFrame (Application Framework for banking), OpenFrame (Mainframe legacy rehosting), TmaxOS (Desktop Operating System), TmaxOffice, ToGate (Web browser), Prozone (Cloud), and big data (ZetaData, HyperData, and AnyMiner).


In 1997, TmaxSoft developed Tmax, a standard TP-monitor, it was the first of its kind to be developed in Korea and only the second in the world. In 2000, TmaxSoft released JEUS and WebtoB. In 2001, it received J2EE 1.2 certification (US Sun Microsystems –JEUS 3.0), [8] and J2EE 1.3 certification (US Sun Microsystems –JEUS 4.0) [9] the following year. It also released SkyMail and SysKeeper EAM. In 2003, TmaxSoft released AnyLink and Tibero, and received the world's first J2EE 1.4 certification (US Sun Microsystems),. [10] [11] TmaxSoft opened a new R&D center in Seohyeon-dong, Bundang. TmaxSoft released OpenFrame, JEUS 5.0, BizMaster, SysMaster, and SysKeeper OS in 2004.

Until 2010, TmaxSoft operated an affiliate company developing operating systems, called TmaxCore. It was sold to Samsung SDS in June 2010., [12] [13]

Company expansion

In recent years the company has experienced growth both domestically and globally, establishing subsidiaries in Japan (2000), USA (2002), China (2003), Singapore (2013), UK (2013), Russia (2013), and Brazil (2014). [14] In the domestic market Tmax enjoys a 42.1% share of the middleware market [15] with most major financial and government institutions utilizing the company's products. [16]

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  1. Kim, Hyo-Jeong. "티맥스 설립자 박대연씨 CEO-CTO 겸임 (Tmax Founder Dae-Yeon Park to Act as both CEO and CTO)" ZDNet Korea February 12, 2008. Retrieved on March 12, 2013.
  2. Yefim V. Natis; Massimo Pezzini; Kimihiko Iijima (24 September 2009). Magic Quadrant for Enterprise Application Servers. Gartner. p. 4.
  3. Massimo Pezzini; Yefim V. Natis; Kimihiko Iijima; Daniel Sholler; Raffaella Favata (26 September 2011). Magic Quadrant for Enterprise Application Servers. Gartner. p. 4.
  4. "TmaxSoft Designates US Office as Global HQ and Appoints Joshua Yulish as New Global CEO - TmaxSoft". TmaxSoft. 2016-11-15. Retrieved 2017-11-02.
  5. "TmaxSoft Names John Yun as New CTO". 13 September 2017.
  6. "Moses Mathuram Appointed Vp Global Channels Tmaxsoft". 29 January 2018.
  7. "New Global CEO and President Appointed at TmaxSoft".
  8. JavaEE 1.2 Certification.
  9. JavaEE 1.3 Certification.
  10. JavaEE 1.4 Certification.
  11. Java EE Certification.
  12. Si-young Hwang, Jang-won Hong - Su-hyun Song, Samji C (2010-08-25). "Samsung Elec. as Black Hole of Mobile Workforce". MK Business News. Retrieved 2014-03-26.{{cite web}}: CS1 maint: multiple names: authors list (link)
  13. "Company Overview of TmaxCore Co. Ltd". Bloomberg Businessweek. Retrieved 2014-03-26.
  14. "TmaxSoft - Better Technology, Better Tomorrow - Overview". Archived from the original on 2014-03-13.
  15. Korean Entrepreneurship: The Foundation of the Korean Economy T. Youn-Ja Shim. Palgrave MacMillan
  16. 티맥스↑ 오라클↓, 국산 대 외산 점유율 격차 커져 (