American technology company
Digi International, Inc. Digi International headquarters in Hopkins, MN
Company type Public Nasdaq : DGII S&P 600 componentIndustry Industrial Internet of Things (IIoT) Founded 1985; 41 years ago (1985 ) Headquarters ,United States
Number of locations
United States, Canada, Australia, Germany, Spain, UK, Singapore, China, Japan Revenue US$424 million (2024)[ 1] Number of employees
550 Website digi .com
Digi International, Inc. is an Americanindustrial Internet of things technology company based inHopkins ,Minnesota .[ 2] Founded in 1985, they were best known in the early 1990s as a manufacturer of multi-lineserial data serial cards forPC clones , allowing these machines to run multi-linebulletin board systems (BBSes). As this market began to wind down with the rise of theinternet in the late 1990s, Digi began to concentrate on network attached devices and industrial monitoring.
The company was founded in 1985[ 3] and went public as Digi International in 1989.[ 4]
The company initially offered intelligentISA /PCI boards (the 'DigiBoard') with multipleasynchronous serialinterfaces forPCs .[ 3]
Digi International settled apatent infringement lawsuit with U.S. Ethernet Innovations LLC for $1.525 million in April 2013.[ 5]
In 2022, NimbeLink, a subsidiary of Airgain, filed a lawsuit alleging certain Digi products infringed on NimbeLink's Skywire cellular modems.[ 6] TheU.S. District Court for the District of Minnesota found all patent claims by Nimbelink to be invalid in May 2024.[ 7] [ 6]
1991: Arnet Corp[ 8] 1993: Stargate and Milan Technologies[citation needed ] 1995: Lan Access[citation needed ] 1997: Aetherworks[citation needed ] 1998: Illinois-based Central Data Corp and German-based open systems provider ITK International Inc.2000: Inside Out Networks, aUSB connectivity manufacturer in Austin, Texas.[ 9] The Inside Out brand was phased out in 2006.[citation needed ] 2001: French company Decision Europe, including the Xcell Technology brand.[citation needed ] 2002: Net Silicon,fabless manufacturer ofARM -based microprocessors.[ 10] [ 11] 2003: Embrace Networks[citation needed ] 2005: Rabbit Semiconductor , a manufacturer ofZ180 based silicon, embedded modules andsingle-board computers .[ 12] In the same year, the company acquired processor module manufacturers FS Forth-Systeme GmbH ofBreisach , Germany,[ 13] andLogroño , Spain-based Sistemas Embebidos S.A.[ 14] 2006: Wireless technology company MaxStream, for $38.8M.[ 15] [ 16] 2008: Cellular router manufacturer Sarian Systems Ltd. for $30.5 million.[ 17] [ 18] In the same year, Digi also acquired wireless technology design services company Spectrum Design Solutions Inc.[ 19] 2009: Mobiapps, fabless manufacturer of satellite modems on theOrbcomm satellite network.[ 20] 2012: Cloud computing services provider Etherios.[ 21] 2015: Toronto-based temperature monitoring company Bluenica.[ 22] 2016: Digi acquired FreshTemps, temperature monitoring and task management for the food industry.[ 23] 2017: Digi acquired SMART Temps and TempAlert, two temperature and task management providers for retail, education, food service, healthcare, and industrial applications.[ 24] [ 25] 2018: Network equipment company Accelerated Concepts.[ 26] 2019: Opengear .[ 27] 2021: Digi acquired Haxiot, a provider of wireless connection services.[ 28] 2021: Digi acquired Ctek, a company specializing in remote monitoring and industrial controls.[ 29] 2021: Digi acquiredVentus Holdings .[ 30] 2026: Digi acquired Particle, an IoT hardware and software company.[ 31] ^ "Digi Revenue 2010-2025 | DGII" .www.macrotrends.net . Retrieved2025-06-04 .^ Williams, Nick (2021-11-03)."Hopkins-based Digi International makes $347M acquisition to bolster IoT business" .www.startribune.com . Retrieved2025-05-14 . ^a b "Digi International Inks $347M Deal to Buy Networking Services Firm" .Twin Cities Business . 2021-11-04. Retrieved2024-08-05 .^ Krause, Reinhardt (9 December 2022)."How Digi International Used Acquisitions To Become A Player In The Internet Of Things" .Investor's Business Daily . Retrieved24 March 2025 . ^ "Digi Int'l Settles Patent Infringement Lawsuit With U.S. Ethernet Innovations" .RTTNews . Retrieved2024-07-24 .^a b "Digi International Prevails in Patent Infringement Case" .Financial Post . 7 May 2024. Retrieved24 March 2025 .^ Ojea, Sabela (2024-05-08)."Digi International Wins Patent Case Brought by Airgain's NimbeLink" .sinopolywatch.com . Retrieved2024-07-24 . ^ "Digi International, Inc. - Company Snapshot" . Alacra. RetrievedJuly 12, 2012 .^ "Inside Out being acquired for $15M" .Austin Business Journal . 27 September 2000. Retrieved2025-04-08 .^ "Digi International buys NetSilicon for $50 million to enter embedded chip market" .EE Times . 30 October 2001. Retrieved16 October 2024 .^ "Digi International Deal" .The New York Times . 31 October 2001. Retrieved12 November 2024 .^ "Digi purchases Rabbit Semiconductor for $49 million" .Control Engineering . 2005-06-07. Retrieved2020-05-14 .^ "Digi International Acquires FS Forth-Systeme | Mergr" .mergr.com . Retrieved2020-05-14 .^ "Digi buys FS Forth-Systeme, Sistemas Embebidos for $4.4 million" .Control Engineering . 2005-04-07. Retrieved2020-05-14 .^ MaxStream Acquired By Digi International In $38.5 Million Deal , Wireless Design Online, 2006, retrievedJuly 12, 2012 ^ "Digi Acquires Wireless Leader MaxStream" .Fierce Electronics . 28 July 2006. Retrieved12 November 2024 .^ Plunkett, Jack W., ed. (2009).Plunkett's Companion to the Almanac of American Employers 2009: Mid-Size Firms . Plunkett Research, Ltd.ISBN 978-1593921262 . ^ "Digi Acquires European Wireless Router Leader Sarian Systems" .Global Security Mag Online . Retrieved2020-05-14 .^ Grayson, Katharine (4 November 2013)."Internet of things company Multi-Tech Systems names new CEO" .www.bizjournals.com . Retrieved2020-05-14 . ^ "Digi International Enters Satellite M2M Market with Acquisition of MobiApps Assets" (Press release). June 8, 2009. Archived fromthe original on July 22, 2011. RetrievedJuly 12, 2012 .^ "Digi completes Etherios acquisition" .Twin Cities Pioneer Press . 2012-11-20. Retrieved2025-02-13 .^ "Digi International acquires IoT solutions provider | 2015-10-06 | Refrigerated Frozen Food | Refrigerated & Frozen Foods" .www.refrigeratedfrozenfood.com . Retrieved2024-10-16 .^ Whitworth, Joseph James (11 November 2016)."Digi International acquires FreshTemp and partners with Telus" .foodnavigator.com . Retrieved2024-09-19 . ^ "Digi International Acquires SMART Temps" .Fierce Electronics . 11 January 2017. Retrieved2 October 2024 .^ "Digi International acquires TempAlert" .IOT Now . 26 October 2017. Retrieved28 October 2024 .^ "Digi International Acquires Accelerated Concepts, Inc" .markets.businessinsider.com . 2024-08-08. Retrieved2024-09-19 .^ "Digi International to Acquire New Jersey IT Company for $140M" .Twin Cities Business . 2019-11-08. Retrieved2024-09-19 .^ Innovates, Dallas; Edwards, Alex (2021-03-31)."Dallas-Based IoT Startup Haxiot Acquired by Digi International" .Dallas Innovates . Retrieved2023-08-08 . ^ "Digi International To Acquire Ctek For Undisclosed Terms" .Yahoo Finance . 2021-07-06. Retrieved2024-10-02 .^ "Synergies Abound in Digi's Acquisition of Ventus" .www.vdcresearch.com . Retrieved2024-07-24 .^ "Particle is being acquired by Digi to power the next 40 years of IoT innovation" .www.particle.io . Retrieved2026-01-27 .