Why TEEMSTONE
Proven Technology.
Measurable Results.
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18+ Years
Performance Engineering
Deep expertise in optimizing performance across large-scale transaction environments.
verified
22 Patents
Domestic & International Patents
Proprietary technology backed by domestic and international patents and intellectual property.
science
100% In-House R&D
Proprietary Technology
An independently developed technology stack, from the core engine to AI-powered analytics.
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KRW 5.057 Billion
2025 Revenue
Sustained growth built on long-term customer trust.
MILESTONES
TEEMSTONE History
Our journey from performance engineering specialist to an AI-powered decision intelligence platform company.
2025
- Renewed Family-Friendly Company Certification
- Launched onTune v5, adding support for Kubernetes and public cloud monitoring
- Built a server monitoring system for SK Innovation
- Established onTune as the standard monitoring platform across Hanwha Systems’ manufacturing, defense, and petrochemical operations
- Built a monitoring system for K Bank
2024
- Built a monitoring system for Value Plus
- Built a monitoring system for Samsung Electronics Semiconductor’s Taylor site
- Established an SMS solution site license for SK hynix
- Built a monitoring system for the Seongbuk Cultural Foundation
- Selected as a Youth-Friendly SME by the Ministry of Employment and Labor
2023
- Built a monitoring system for Korea Investment Corporation
- Obtained Productivity Management System Level 3 Plus Certification
- Obtained Main-Biz Certification as a management-innovation SME
- Built an onTune monitoring system for STECO
- Renewed Inno-Biz Certification as a technology-innovative SME
- Built a monitoring system for Manna Planet Co., Ltd.
- Built a monitoring system for NongHyup Life
- Obtained certification as a Talent Development SME
- Certified as a Performance-Sharing Company
2022
- Obtained Family-Friendly Company Certification
- Deployed onTune at Koscom
- Built a monitoring system for Busan Container Terminal
- Launched on the NHN Cloud Marketplace
- Signed a third-party unit-price contract for onTuneVM with the Public Procurement Service
2021
- Introduced a system performance management solution for Korea Electric Power Corporation’s MDMS
- Built a performance monitoring environment for the Hyundai Motor Securities legacy infrastructure renewal project
- Built an asset operation monitoring system for Shinhan
- Built a monitoring system for SK Service Ace
- Built a monitoring system for SK Square
2020
- Selected as a Youth-Friendly Small Business
- Built a monitoring system for Kyobo Securities
- Built a system monitoring environment for Woori Financial Capital
- Deployed onTune at Right Wing Semiconductor
- Built a monitoring system for ABL Life
- Deployed onTune SIMS at Shinhan Investment Corp.
- Built a performance monitoring environment for Seoul National University’s smart card system
- Introduced system performance monitoring at A Capital
- Built an integrated onTune monitoring system for the Jeollanam-do Provincial Office
- Launched on the KT Cloud Marketplace
2019
- Exhibited at IBM Tech University
- Selected as a Youth-Friendly Small Giant Company
- Supplied a monitoring solution to the Korea Meteorological Administration Supercomputer Center
2018
- Launched onTuneVM for VMware hypervisor monitoring
- Launched onTune SIMS, a server asset management solution
- Established a Corporate R&D Center
- Built a monitoring system for Lina Financial Group
- Built a monitoring system for the Industrial Bank of Korea
2017
- Deployed onTune at the Bank of Korea
- Built production-line monitoring for Samsung Display Vietnam
- Established a Lens FDS system in Biel, China
- Formed a partnership with TRT, a major SI company in Singapore
2016
- Signed a distribution agreement with a local partner in China
- Deployed onTune at Woori Bank operations in Korea, China, Vietnam, and Indonesia
- Expanded performance visualization for x86 virtualization environments
2015
- Deployed onTune at SK hynix operations in Korea and China
- Deployed onTune at LG U+
- Built a next-generation monitoring environment for Hana Financial Investment
- Established TEEMSTONE’s U.S. branch
- Registered TEEMSTONE software in China
- Obtained GS Certification for onTune SPI v4
2014
- Built a next-generation monitoring system for Industrial Bank of Korea
- Deployed onTune at NH Investment & Securities
- Expanded management capacity to 1,000–1,500 agents per manager
- Added PostgreSQL support for data collection
2013
- Deployed onTune at SK Telecom
2012
- Deployed onTune for Samsung Electronics Semiconductor operations in Korea, China, Xi’an, the U.S., and Austin
- Participated in Silicon Valley AAMA
2011
- Participated in the CeBIT Australia IBM System Technical Conference
- Deployed onTune at Hyundai Motor and Kia
- Launched TeamViewer, a user-friendly monitoring viewer
- Expanded management capacity to 200–300 agents per manager
- Introduced monitoring for IBM virtualization environments
2010
- Established TEEMSTONE’s Australia branch
- Obtained GS Certification
- Deployed onTune at Daishin Securities
2009
- Participated in a virtualization solutions conference
2008
- Participated in World IT Show
- TEEMSTONE Corp. established on December 22, 2008
- Developed a foundational UI for system performance analysis
- Developed Nmon, supporting real-time performance monitoring and historical analysis
- Enhanced Nmon Analyzer to overcome limitations in macro-level analysis
- Enabled automatic collection of system configuration data
Corporate Identity
CI
TEEMSTONE’s CI is inspired by the shape of a diamond, symbolizing our commitment to creating
simple yet valuable software and building a sustainable company.
SYMBOL MARK
PRIMARY LOGO
Key Information
- Company Name
- TEEMSTONE Corp.
- Representatives
- Beomsik Lee, Inwook Yoon
- Business Area
- Development and sales of system performance management solutions
- Founded
- December 22, 2008
- Head Office
- 3rd Floor, Building S, 52 Chungmin-ro, Songpa-gu, Seoul 05839, Republic of Korea
- Main Line
- +82-2-2057-7393
- Fax
- +82-2-2057-7394