Top 100 Telecommunication Companies IT Consulting Firms
The Best of May 2026Looking for a top telecommunication technology consulting firm?
Your company's information technology can make the difference whether your processes run efficiently or with difficulty. Especially in the Information Age, finding an effective IT partner is paramount.
Check out our directory of Telecommunication Companies IT consulting firms. Browse reviews and ratings and scan by industry or specialty to find the company that's the best fit for you.
List of the Best Telecommunications IT Services Companies
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1$50,000+1,000 - 9,999 employeesKraków, PolandSoftware Mind S.A. Is an IT strategy consulting company launched in 1999. They are based in Kraków, Poland; Warszawa, Poland; Rzeszów, Poland and Bielsko-Biała, Poland and have a large team. Their services include IT strategy consulting, cloud consulting & SI, Cybersecurity, Custom Software Development, and more.Read More
Clients
Backbase Baillie Gifford A1 CallcreditIndustries
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2$50,000+1,000 - 9,999 employeesWarszawa, PolandLocated in Warszawa, Poland; Kraków, Poland; Dallas, Texas and London, England, Andersen Inc. Is a software development company. The large company was launched in 2007. Their team specializes in Custom Software Development, IT strategy consulting, IT managed services, Artificial Intelligence, and more.Read More
Clients
SamsungIndustries
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3$5,000+50 - 249 employeesSan Diego, CAFounded in 2003, Infracore is an IT managed services company. They are headquartered in San Diego, California and New Haven, Connecticut and have a midsize team. The company focuses on IT managed services, Cybersecurity, and IT strategy consulting.Read More
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4$25,000+50 - 249 employeesSahibzada Ajit Singh Nagar, IndiaApplify is a cloud consulting & SI company. The midsize Sahibzada Ajit Singh Nagar, India-based team focuses on cloud consulting & SI, AI Consulting, BI & big data consulting & SI, Custom Software Development, and more. The firm was founded in 2014.Read More
Clients
MetLifeIndustries
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5$25,000+1,000 - 9,999 employeesAntipolo, PhilippinesIntelegencia, a business intelligence company, was launched in 2009. They are based in Philadelphia, Pennsylvania; Dublin, Ireland; Antipolo, Philippines and Pasig, Philippines and have a large team. Their services include BI & big data consulting & SI, Custom Software Development, UX/UI Design, cloud consulting & SI, and more.Read More
Industries
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6$25,000+1,000 - 9,999 employeesToronto, CanadaLocated in Toronto, Canada; Prague, Czech Republic; Frankfurt am Main, Germany and Sofia, Bulgaria, Adastra is a cloud consulting & SI company. The large team specializes in cloud consulting & SI, BI & big data consulting & SI, IT strategy consulting, Artificial Intelligence, and more and was established in 2000.Read More
Clients
AstraZeneca Audi Avast ContinentalIndustries
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7$5,000+10 - 49 employeesEdinburgh, ScotlandBased in Edinburgh, Scotland; Glasgow, Scotland; London, England and Manchester, England, Texaport is an IT managed services company. The small company was founded in 2012. Their services include IT managed services, cloud consulting & SI, Cybersecurity, IT strategy consulting, and more.Read More
Industries
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8$5,000+10 - 49 employeesZagreb, CroatiaRead More
Launched in 2014, Triple Innovations Ltd is a CRM consulting and SI company. Based in Zagreb, Croatia, their small team provides CRM consulting and SI, cloud consulting & SI, custom software development, and IT strategy consulting.
Clients
A1, Teva, Teladoc Health, Mobility One, IBM, USA Ivy League University, Electronic Sports League GmbH, HÖRMANN Logistik, ZapazIndustries
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9$5,000+250 - 999 employeesAlpharetta, GASummit, formerly Deft is an IT managed services company. Their midsize team is based in Alpharetta, Georgia and Elk Grove Village, Illinois. Their services include IT managed services, IT strategy consulting, and cloud consulting & SI. The company was established in 1999.Read More
Clients
BasecampIndustries
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10$25,000+50 - 249 employeesSalem, NHEbryx is a Cybersecurity company launched in 2008. The midsize team focuses on Cybersecurity. The company is in Salem, New Hampshire and Las Vegas, Nevada.Read More
Industries
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11$5,000+50 - 249 employeesLondon, EnglandMagicFuse is a London, England-based CRM consulting and SI company. The firm provides CRM consulting and SI and Custom Software Development and is midsize.The firm was launched in 2019.Read More
Industries
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12$1,000+10 - 49 employeesTorrance, CAConsilien is a Torrance, California-based IT managed services company. Launched in 2001, the small team provides IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting.Read More
Industries
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13$50,000+1,000 - 9,999 employeesŁódź, PolandRead More
Infopulse is an end-to-end digital services and advisory company based in Ukraine with additional offices across Europe and the Americas. Founded in 1991, their team of 2,300+ specialists offers solution engineering, managed services, innovation services, digital experience & intelligent business solutions. They work with SMBs and Fortune 100 enterprises, focusing on banking, energy, oil & gas, healthcare, telecom, information technology, and other industries.
Clients
BICSIndustries
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14$5,000+10 - 49 employeesVaughan, CanadaBlueacrobat Corporation, an ERP consulting and SI company, was launched in 2009. The firm provides ERP consulting and SI, IT managed services, and other IT consulting and SI and has a small team. The firm is based in Vaughan, Canada.Read More
Clients
Kimberly-Clark AMDIndustries
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15$5,000+50 - 249 employeesRead More
Xizt agency is a cloud consulting & SI company launched in 2015. They are located in San Francisco, California and have a small team. Their services include cloud consulting & SI, IT managed services, other IT consulting and SI, web development, and more.
Clients
Altyn BankIndustries
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16$50,000+50 - 249 employeesAntwerpen, BelgiumSigli, an IT strategy consulting company, is located in Antwerpen, Belgium; Vilnius, Lithuania; London, England and Amsterdam, Netherlands. The midsize agency was founded in 2015. Their services include IT strategy consulting, Custom Software Development, Low/No Code Development, IT staff augmentation, and more.Read More
Clients
Sensotec NVIndustries
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17$5,000+50 - 249 employeesMontevideo, UruguayModelit is a midsize CRM consulting and SI company. Established in 2012, the company is based in Montevideo, Uruguay and Bellevue, Washington. Their services include CRM consulting and SI, IT managed services, IT staff augmentation, Custom Software Development, and more.Read More
Clients
SalesforceIndustries
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18Undisclosed1,000 - 9,999 employeesTampa, FLNIX is a Tampa, Florida-based cloud consulting & SI company. The large team offers cloud consulting & SI, IT staff augmentation, Custom Software Development, Web Development, and more and was launched in 1994.Read More
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19$25,000+50 - 249 employeesDubai, United Arab EmiratesSynavos, an ERP consulting and SI company, is in Dubai, United Arab Emirates; Lahore, Pakistan; Baldwin, New York and Stockholm, Sweden. The midsize agency was established in 2014. Their team offers ERP consulting and SI, IT managed services, Custom Software Development, and Low/No Code Development.Read More
Clients
YahudaIndustries
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20$50,000+10,000+ employeesSouthborough, MAVirtusa is an IT strategy consulting company launched in 1993. They are in Southborough, Massachusetts; New York, New York; London, England and Hyderabad, India and have a large team. Their services include IT strategy consulting, IT managed services, Artificial Intelligence, AI Consulting, and more.Read More
Clients
PegasystemsIndustries
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21$50,000+50 - 249 employeesBelfast, Northern IrelandRead More
Instil Software is a software engineering firm based in Belfast, Northern Ireland. Founded in 2005, Instil has about 30 employees that work across a variety of industries. They offer custom software development, mobile app development, cloud consulting and software integration, IoT, and web development.
Industries
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22$50,000+1,000 - 9,999 employeesPittsford, NYRead More
Netsmartz LLC is a full service IT company of 457 employees, founded in 1999. Their headquarters is in Rochester, N.Y., with multiple locations worldwide: Oslo, Norway, Mississauga, Canada, Chandigarh, India, Singapore, and Boston. They offer various services including custom software, mobile app, and e-commerce development. They primarily serve midmarket clients in numerous industries: retail, transportation, healthcare, IT, and more.
Clients
SamsungIndustries
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23$5,000+250 - 999 employeesLondon, EnglandRead More
Coders Dev is a web design and mobile app development company based in London with offices in Singapore and Abu Dhabi, U.A.E. The company, founded in 2010, has more than 500 employees and provides web development and AI services. Coders Dev serves small and larger-sized companies in the health care & medical, hospitality & leisure, consumer products & services, financial services, gaming, telecommunications, automotive, manufacturing, and e-commerce industries.
Clients
British TelecomIndustries
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24$25,000+1,000 - 9,999 employeesNew York, NYRead More
Keyrus is a digital consulting agency that has been offering BI and Big Data consulting, IT strategy consulting, Cloud consulting, and SI services to their clients in the retail, business services, and financial services industries since 1996. Their 10,000 employees are based out of their offices in London, NYC, LA, D.C., France, and Toronto.
Clients
DannonIndustries
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25$10,000+10 - 49 employeesMontevideo, UruguayCybersecurity company Nexa was launched in 2015. The small team provides Cybersecurity, cloud consulting & SI, and IT managed services. The firm is located in Montevideo, Uruguay; Buenos Aires, Argentina and La Reina, Chile.Read More
Industries
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26$50,000+50 - 249 employeesKyiv, UkraineAM-BITS is a big data analytics company launched in 2016. Their midsize team is headquartered in Kyiv, Ukraine and focuses on BI & big data consulting & SI, IT managed services, IT strategy consulting, cloud consulting & SI, and more.Read More
Clients
1+1 Media, UKRSIBBANK, Raiffeisen BANK Aval, INGO, Oll tv, PIN Bank, Nova Poshta, Carlsberg, Lifecell, VodafoneIndustries
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27$25,000+250 - 999 employeesPoznań, PolandApriorit, a custom software development company, is headquartered in Lynn, Massachusetts; Poznań, Poland; Dnipro, Ukraine and Nicosia, Cyprus. The midsize team specializes in Custom Software Development, Cybersecurity, IoT development, Artificial Intelligence, and more and was established in 2002.Read More
Clients
Fortune 500 security solution vendorsIndustries
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28$5,000+10 - 49 employeesSanta Clarita, CADatalink Networks Inc. Is a Santa Clarita, California-based IT strategy consulting company. The small team focuses on IT strategy consulting, cloud consulting & SI, Cybersecurity, and IT managed services. The firm was founded in 1988.Read More
Clients
City of PalmdaleIndustries
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29$50,000+1,000 - 9,999 employeesWarszawa, PolandRead More
BlueSoft, a custom software development firm, was launched in 2002. Their large team is headquartered in Warszawa, Poland; Warszawa, Poland; Warszawa, Poland and Gdańsk, Poland. The agency offers custom software development, cloud consulting & SI, IT managed services, and BI & big data consulting & SI.
Clients
OrangeIndustries
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30$10,000+10 - 49 employeesRīga, LatviaRead More
Advascale is an IT services provider founded in 2018 in Riga, Latvia. With over 10 employees on board, they provide IT strategy consulting, cloud consulting, systems integration, IT managed services, and more.
Clients
Enra Specialist FinanceIndustries
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