Transaction Network Services
Data communications company
Transaction Network Services Type Private Industry Data communications Founded 1990 Headquarters , United States
Number of locations
60+ countries Areas served
Key people Mike Keegan Mark Cole Jim McLaughlin Revenue $409.1 million (2019) Number of employees
1500+ Website www .tnsi .com
Transaction Network Services (TNS) is a privately held, multinational company in the payments, financial and telecommunications industries. TNS is the supplier of networking , integrated data , and voice services to many organizations in the global payments and financial communities, as well as a provider of telecommunications network solutions to service providers.
History
1990 – TNS founded in the US to provide services to the point-of-sale /payments industry
1994 – Initial public offering – NASDAQ listed
1995 – TNS' Telecommunications Services division launched
1996 – International offices launched in the UK, Canada and Ireland and TNS' Financial Services division launched
1998 – Acquired AT&T 's Transaction Access Service (USA)
1999 – Offices opened in Australia, France and Japan. Processing services launched in the UK. Listed on the NYSE .
1999 – Acquired by PSINet for $705 million (US$1.1 Billion (2019))
2000 – Office opened in Spain
2001 – Management, in conjunction with private equity firm GTCR Golder Rauner LLC, bought back TNS from PSINet
2002 – Office opened in Italy
2003 – Acquired Openet (Italy) and Transpoll Offline (UK)
2004 – Initial Public Offering – NYSE listing
2005 – Acquired Connect Ro (Romania)
2006 – Offices opened in India, Thailand and South Korea. Acquired Comms XL (UK), InfiniRoute Networks Inc. (USA), Sonic Inc. (USA) and JPG Telecom SAS (France)
2007 – Acquired Dialect Payment Technologies (Australia)
2008 – Offices opened in Hong Kong and Singapore
2009 – Acquired Verisign 's Communication Services Group (USA)
2010 - Acquired Cequint - a mobile Caller ID company.
2013 – Office opened in Taiwan. TNS acquired by Siris Capital Group LLC in a take-private transaction
2015 – Sells Call Authentication assets to Neustar
2016 – Received investment led by Koch Equity Development LLC
2017 – Offices opened in New Zealand and the Philippines
2018 – Acquired Advam
2019 – Acquired Link Solutions (Brazil), OpSiSe (France), and R2G (Chicago)
2021 – Acquired by Koch Equity Development LLC
2022 – Acquired AGNITY Global, Inc.; First Orion and Hiya joined Neustar and TNS to develop enterprise call authentication standards.
2023 – Acquired BornTec's managed hosting and colocation business.; Acquired West Highland Support Services.
2024 – Opened AI Labs Poland.
References
↑ "Founder, Chairman, and CEO of Transaction Network Services Named Entrepreneur of the Year by Rensselaer – News & Events" .
↑ "TNS INC (TNS) IPO" .
↑ Deogun, Nikhil; Journal, Thomas E. Weber Staff Reporters of The Wall Street (August 23, 1999). "PSINet Agrees to Acquire Transaction Network Services" . Wall Street Journal .
↑ "Same as it ever was at TNS" . January 3, 2002.
↑ "TNS Italy acquires Openet" . April 1, 2003.
↑ "Acquisition of Transpoll Offline for TNS (TNS)" .[ dead link ]
↑ "TNS Prepares to Make Initial Public Offering (washingtonpost.com)" . The Washington Post .
↑ "TNS extends secure trading network throughout SE Asia" . May 3, 2006.
↑ "TNS looks to buy in channel – CRN" .
↑ "TNS acquires Australia's Dialect Payment Technologies" . June 19, 2007.
↑ "TNS Set to Purchase a Division of VeriSign" . March 9, 2009 – via washingtonpost.com.
↑ "TNS to purchase Cequint" . RCR Wireless News . September 9, 2010. Retrieved May 13, 2026 .
↑ "TNS, Inc. to Acquire Cequint, Inc" . U.S. Securities and Exchange Commission. September 8, 2010. Retrieved May 13, 2026 .
↑ Turner, Nick. "TNS Agrees to Be Bought by Siris Capital" . Bloomberg News .
↑ "Neustar pays $220M for caller authentication business" . September 9, 2015.
↑ "Koch Equity invests in Transaction Network Services" . January 12, 2016.
↑ "Koch Equity Development Affiliate Enters Agreement to Acquire Transaction Network Services, Positioned For Strategic Growth" (Press release). April 14, 2021.
↑ "AGNITY Acquired by TNS" . Bowen . Retrieved September 5, 2025 .
↑ "First Orion and Hiya Join Neustar and TNS to Unify Enterprise Call Vetting and Authentication Practices Across Largest Mobile Carriers" . The Globe and Mail . Retrieved September 5, 2025 .
↑ "TNS Acquires BornTec's Managed Hosting and Colocation Business -" . ChannelE2E . April 19, 2023. Retrieved September 5, 2025 .
↑ "TNS acquires West Highland - Asset Servicing Times" . www.assetservicingtimes.com . Retrieved September 5, 2025 .
↑ "TNS Opens AI Labs Poland to Expand AI Capabilities" . Business Wire. September 17, 2024. Retrieved July 17, 2025 .