Top 100 Telecommunication Companies IT Consulting Firms
The Best of December 2025Looking 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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$1,000+50 - 249 employeesNaperville, ILRead More
BetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.
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361$10,000+10 - 49 employeesGarden City, NYModus Soft is a business intelligence company. Their small team is based in Garden City, New York. Their services include BI & big data consulting & SI, IT staff augmentation, and DevOps Managed Services. The company was established in 2010.Read More
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362$50,000+2 - 9 employeesSan Antonio, TXASAP Computer Services is a small San Antonio, Texas-based unified communications consulting & SI company. They offer unified communications consulting & SI and were established in 2000.Read More
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363$100,000+2 - 9 employeesRead More
Located in Lisle, Illinois and Naperville, Illinois, OnDemand CXO is a cybersecurity company. The small team provides cybersecurity and IT managed services. The firm was founded in 2000.
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364$10,000+50 - 249 employeesIn London, England and St. Petersburg, Florida, Timspark is an IT staff augmentation company. The midsize team specializes in IT staff augmentation, cloud consulting & SI, Custom Software Development, Mobile App Development, and more and was established in 2022.Read More
Clients
PassimPay LEPTA Telecom AustriaIndustries
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365$5,000+10 - 49 employeesMiami Beach, FLRead More
Halo Security is a Cybersecurity company launched in 2013. The small team specializes in Cybersecurity and Application Testing. The company is in Miami Beach, Florida.
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366Undisclosed50 - 249 employeesWarszawa, PolandOKTAWAVE, a cloud consulting & SI company, was founded in 2012. The midsize team provides cloud consulting & SI and IT strategy consulting.Read More
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367$5,000+10 - 49 employeesWarszawa, PolandUltrico is a small cloud consulting & SI company. They offer cloud consulting & SI, CRM consulting and SI, Enterprise App Modernization, Custom Software Development, and more and were founded in 2011. The firm is in Warszawa, Poland.Read More
Industries
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368$5,000+50 - 249 employeesRajkot, IndiaOpenmalo Technologies, a cloud consulting & SI company, was launched in 2010. The midsize team provides cloud consulting & SI, CRM consulting and SI, custom software development, web development, and more. The company is based in Rajkot, India.Read More
Industries
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369$50,000+2 - 9 employeesEl Mouradia, AlgeriaBased in El Mouradia, Algeria, Build and secure networks is a small IT managed services company. Established in 2017, the team provides IT managed services, cybersecurity, IT strategy consulting, ERP consulting and SI, and more.Read More
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370$25,000+10 - 49 employeesTukwila, WARead More
Founded in 2014, Tempesta Technologies is a custom software development company based in Seattle. They work with small and medium-sized businesses in the IT, telecommunications, and e-commerce industries.
Clients
CloudLinuxIndustries
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371$10,000+250 - 999 employeesLahore, PakistanRead More
Rolustech is an IT solutions company headquartered in London with offices in Lahore Pakistan. Since 2008, the team of 192 professionals has provided CRM consulting, custom software development, and web development for midmarket companies and small businesses.
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Sarsen EducationIndustries
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372$5,000+10 - 49 employeesWarszawa, PolandRead More
ISEC is a cybersecurity company launched in 2009. They are based in Warszawa, Poland and Wrocław, Poland and have a small team. Their services include cybersecurity.
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373$1,000+10 - 49 employeesCity of Industry, CAASi-Networks is a City of Industry, California-based Cybersecurity company. The small firm was established in 1998. Their services include Cybersecurity, IT managed services, IT strategy consulting, cloud consulting & SI, and more.Read More
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374$5,000+2 - 9 employeesTroy, MIRead More
Tenadroit Inc. is a digital services and consulting company based in Toronto with an office in Troy, Mich. The company, founded in 2018, has a team of less than ten that provides cloud consulting & SI, IT strategy consulting, and cybersecurity services to small and larger-sized companies in various industries that include financial services, health care & medical, and telecommunications.
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375$5,000+10 - 49 employeesOlten, SwitzerlandBI Samurai is a data analytics company founded in 2016. The firm offers BI & big data consulting & SI and has a small team. The firm is headquartered in Olten, Switzerland.Read More
Clients
DR. OetkerIndustries
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376$1,000+10 - 49 employeesLeipzig, GermanyRead More
Business intelligence company RecoveryLab Datenrettung is headquartered in Leipzig, Germany. The firm provides BI & big data consulting & SI, cybersecurity, and other IT consulting and SI and is small.The firm was founded in 2008.
Industries
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377Undisclosed50 - 249 employeesLondon, EnglandRead More
Midsize IT managed services company Elisha Telecom Ltd., is in London, United Kingdom and Quezon City, Philippines. They focus on IT managed services, Artificial Intelligence, ai consulting, and generative ai and were established in 2006.
Clients
Johnson and JohnsonIndustries
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378Undisclosed10 - 49 employeesKyiv, UkraineVSYS is an IT managed services company. They offer IT managed services and cybersecurity and were established in 2009. Their small team is located in Kyiv, Ukraine.Read More
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379$1,000+10 - 49 employeesTallinn, EstoniaRead More
Catapult Labs is a consulting firm based in Tallinn, Estonia with more than 10 employees. Since 2015, they have provided IT strategy consulting, cloud consulting, and custom software development solutions to clients ranging from startups to corporations.
Clients
EricssonIndustries
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380$1,000+50 - 249 employeesRead More
Located in Hyderabad, India and Fort Mill, South Carolina, dJolt is an UX agency. The small team offers ux/ui design, content marketing, digital strategy, email marketing, and more and was founded in 2020.
Clients
WealthrampIndustries
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381$5,000+10 - 49 employeesLahore, PakistanSTRATAGEM Ventures is a Business Consulting company located in Lahore, Pakistan and Karachi, Pakistan. They offer Business Consulting, Marketing Strategy, Social Media Marketing, IT managed services, and more and were founded in 2014.Read More
Clients
IdeoFuzionIndustries
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382$10,000+10 - 49 employeesBucurești, RomaniaLaunched in 2014, Black Bullet - On Target Digital Solutions is a Cybersecurity company. They are based in București, Romania and have a small team. Their services include Cybersecurity and Custom Software Development.Read More
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383$25,000+50 - 249 employeesNovi Sad, SerbiaRead More
SmartCat is a big data boutique consultancy firm based in Novi Sad, Serbia, with an office in San Francisco. Founded in 2015, SmartCat's team of about 85 employees provides BI/SI & big data consulting, AI, and cloud consulting services primarily for mid-market businesses.
Industries
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384$1,000+10 - 49 employeesBeejern, an artificial intelligence company, was established in 2024. The company offers Artificial Intelligence, Web Development, Blockchain, E-Commerce Development, and more and has a small team. The company is in Oklahoma City, Oklahoma.Read More
Industries
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385Undisclosed10 - 49 employeesSingapore, SingaporeAdvance IT is a small IT managed services company. The Singapore, Singapore-based firm was launched in 2009. Their services include IT managed services and Building Security Services.Read More
Industries
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386$5,000+50 - 249 employeesCuritiba, BrazilRead More
Visionnaire is a software house based in Curitiba, Brazil. Founded in 1996, this company has over 100 employees. Services provided by Visionnaire include web development, custom software development, and mobile app development.
Clients
HSBC BankIndustries
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387$5,000+10 - 49 employeesLondon, EnglandRead More
Data Reply is a big data and analytics consulting firm headquartered in London. They were founded in 2015 and currently have over 10 employees. In addition to their advanced analytics capacities, the team provides business intelligence and data consulting, cloud consulting, software integration, and IT strategy for mostly enterprise-scale clients.
Clients
VitolIndustries
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388$5,000+2 - 9 employeesBig data company Kodand A&K Solutions Pvt. Ltd. Was launched in 2022. The small team offers BI & big data consulting & SI, cloud consulting & SI, CRM consulting and SI, IT staff augmentation, and more. The firm is based in Pune, India.Read More
Clients
WAL IncIndustries
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389$1,000+10 - 49 employeesCyberHunter Solutions Inc. Is a small Cybersecurity company. They provide Cybersecurity and IT managed services and were launched in 2016.Read More
Clients
ProntoForms,Industries
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390$5,000+50 - 249 employeesKarachi, PakistanTechsurge Inc is a graphic design company in Karachi, Pakistan. The midsize firm was launched in 2011. Their services include Graphic Design, BI & big data consulting & SI, cloud consulting & SI, IT managed services, and more.Read More
Industries
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