Company lists · Data refreshed September 2026
Top 25 Telecom software developers worldwide
RevenueBase identified 2,454 company matches for telecom software developers worldwide as of September 2026 and tracks 104,810 professional contacts across them, including 29,746 with verified work emails. India is the largest market and London the largest hub.
This list covers company matches for telecom software developers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 2026. Country and city lists for telecom software developers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest telecom software developers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 39,863 contacts → | ||||
Exact match “Who are we?” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 5,874 contacts → | ||||
Exact match “CSG is a leader in innovative customer engagement, revenue management and payments solutions that make ordinary customer experiences extraordinary.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 1,720 contacts → | ||||
Exact match “İnnova Bilişim Çözümleri A.Ş, farklı teknolojilerde bilgi birikimine sahip 1400 kişilik profesyonel kadrosu ile Türkiye’nin önde gelen bilişim çözümleri firmasıdır.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 1,226 contacts → | ||||
Exact match “Headquartered in Finland, Tecnotree Corporation was founded in 1978 and is the leading provider of full-stack Digital BSS for CSPs and DSPs.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 1,187 contacts → | ||||
Exact match “Huawei Technologies India is the largest overseas software development center of Huawei, a leading global information and communications technology (ICT) solutions provider.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 1,003 contacts → | ||||
Exact match “Founded in 2014, Circles is a global technology company reimagining the telco industry with its innovative SaaS platform, empowering telco operators worldwide to effortlessly…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 777 contacts → | ||||
Exact match “We are leading provider of telecom business intelligence and device management solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 651 contacts → | ||||
Exact match “Qvantel, established in 1995, is a leading provider of digital BSS and monetization software to the telecommunications and digital services industries.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 513 contacts → | ||||
Exact match “Advanced Communications & Electronic Systems Company is a multi-faceted enterprise with a particular focus on developing and distributing total solutions in the area of…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 494 contacts → | ||||
Exact match “FTS works with telecommunications, content and payment service providers globally to help them manage complex transactions and relationships with greater flexibility and greater…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 423 contacts → | ||||
Exact match “ExcelaCom Technologies is an independent software vendor, offering BSS/OSS solutions and services to Tier 1 to Tier 3 NGN communications players across multiple geographies.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 423 contacts → | ||||
Exact match “BEHSA (Behpardaz Hamrah Samaneh Aval) Corp.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 402 contacts → | ||||
Exact match “i2i Systems is an international information technology company that specializes in developing innovative ideas and solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 364 contacts → | ||||
Exact match “Cerillion is a leading provider of BSS/OSS software for the telecommunications industry, with over 25 years’ experience supporting mobile, fixed, cable and multi-service operators…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 361 contacts → | ||||
Exact match “ESKADENIA Software is committed to continuously enrich its product offerings and create advanced software products according to market demands.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 361 contacts → | ||||
Exact match “For 25 years, XIUS has been at the forefront of telecom innovation designing intelligent, secure, and future-ready network infrastructure for operators and enterprises across five…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 358 contacts → | ||||
Exact match “Your preferred partner for custom software development and technology outsourcing.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 347 contacts → | ||||
Exact match “Netxcell Limited is a pioneer in the telecom sector, with a collective vision: To cater to the global emerging and demanding trends in wireless technology.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 344 contacts → | ||||
Exact match “Innovation for the Last Mile® PCT International, Inc is at the forefront of an evolving industry with superior telecom solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 344 contacts → | ||||
Exact match “Founded in 2003, today REVE Systems is a global software solutions provider leading in Class 4 & Class 5 Softswitch, Voice, Video & Messaging App, SMS Platform, Cloud Contact…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 328 contacts → | ||||
Exact match “Optiva, a Qvantel company, is a leading provider of digital BSS and monetization software to the telecommunications and digital services industries.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 328 contacts → | ||||
Exact match “Seavus®, part of Aricoma Group, is a software development and consulting company with a proven track record in providing successful enterprise-wide business solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 328 contacts → | ||||
Exact match “NMSWorks Software delivers OSS and BSS solutions to some of the largest and most demanding telecom service providers, network equipment vendors and enterprises.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 307 contacts → | ||||
Exact match “An Information Technology Company with a backing of nearly four decades worth of experience.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 270 contacts → | ||||
Exact match “Mada is a telecoms solutions provider with offices in Europe, the Americas, the Middle East, Africa and Southeast Asia.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “telecom software developers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 2,454 telecom software developers worldwide
See the full list, filter by size, metro and specialty, and access 29,746 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Telecom software developers worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for telecom software developers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “telecom software developers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 29,746 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Telecom software developers by location
18 lists · largest firstEvery Telecom software developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Telecom software developers based in India251
- Telecom software developers based in the United States235
- Telecom software developers based in Brazil145
- Telecom software developers based in the United Kingdom97
- Telecom software developers based in Germany72
- Telecom software developers based in Türkiye57
- Telecom software developers based in Spain50
- Telecom software developers based in France49
- Telecom software developers based in Canada47
- Telecom software developers based in South Africa42
- Telecom software developers based in Italy41
- Telecom software developers based in Pakistan36
- Telecom software developers based in Australia35
- Telecom software developers based in Poland35
- Telecom software developers based in Russia28
- Telecom software developers based in the United Arab Emirates27
- Telecom software developers based in Sweden25
Cities
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “telecom software developers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many telecom software developers are there worldwide?
RevenueBase identified 2,454 company matches for telecom software developers worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Amdocs tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most telecom software developers?
India leads with 251 companies, followed by the United States (235) and Brazil (145). Every telecom software developers list by country and city is linked on this page.
Which city has the most telecom software developers?
London leads with 34 company records, followed by Istanbul (26) and Sao Paulo (26).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 29,746 professional contacts with verified work emails tracked across these 2,454 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 2,454 telecom software developers worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 telecom software developers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 2,454 matching company records for telecom software developers worldwide, with 104,810 tracked contacts and 29,746 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 telecom software developers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Amdocsamdocs.comHQ: Chesterfield, MO, United StatesReported employees: 10001+ | Chesterfield, MO, United States | 10001+ | Exact match | 39,863 contacts → |
“Who are we?” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  CSGcsgi.comHQ: Englewood, CO, United StatesReported employees: 5,001-10,000 | Englewood, CO, United States | 5,001-10,000 | Exact match | 5,874 contacts → |
“CSG is a leader in innovative customer engagement, revenue management and payments solutions that make ordinary customer experiences extraordinary.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Innovainnova.com.trHQ: İstanbul, TürkiyeReported employees: 1,001-5,000 | İstanbul, Türkiye | 1,001-5,000 | Exact match | 1,720 contacts → |
“İnnova Bilişim Çözümleri A.Ş, farklı teknolojilerde bilgi birikimine sahip 1400 kişilik profesyonel kadrosu ile Türkiye’nin önde gelen bilişim çözümleri firmasıdır.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Tecnotree Corporationtecnotree.com HQ: Espoo, FinlandReported employees: 501-1,000 | Espoo, Finland | 501-1,000 | Exact match | 1,226 contacts → |
“Headquartered in Finland, Tecnotree Corporation was founded in 1978 and is the leading provider of full-stack Digital BSS for CSPs and DSPs.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Huawei Technologies Indiahuawei.comHQ: Bengaluru, IndiaReported employees: 1,001-5,000 | Bengaluru, India | 1,001-5,000 | Exact match | 1,187 contacts → |
“Huawei Technologies India is the largest overseas software development center of Huawei, a leading global information and communications technology (ICT) solutions provider.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Circlescircles.co HQ: SingaporeReported employees: 501-1,000 | Singapore | 501-1,000 | Exact match | 1,003 contacts → |
“Founded in 2014, Circles is a global technology company reimagining the telco industry with its innovative SaaS platform, empowering telco operators worldwide to effortlessly…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Wds-Sicapwds-sicap.comHQ: Baar, SwitzerlandReported employees: Not recorded | Baar, Switzerland | Not recorded | Exact match | 777 contacts → |
“We are leading provider of telecom business intelligence and device management solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Qvantelqvantel.com HQ: Helsinki, FinlandReported employees: 501-1,000 | Helsinki, Finland | 501-1,000 | Exact match | 651 contacts → |
“Qvantel, established in 1995, is a leading provider of digital BSS and monetization software to the telecommunications and digital services industries.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Riyadh, Saudi ArabiaReported employees: 1,001-5,000 | Riyadh, Saudi Arabia | 1,001-5,000 | Exact match | 513 contacts → |
“Advanced Communications & Electronic Systems Company is a multi-faceted enterprise with a particular focus on developing and distributing total solutions in the area of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | FTSfts-soft.com HQ: Or Yehuda, IsraelReported employees: 51-200 | Or Yehuda, Israel | 51-200 | Exact match | 494 contacts → |
“FTS works with telecommunications, content and payment service providers globally to help them manage complex transactions and relationships with greater flexibility and greater…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Excelacom Technologiesexcelacom.comHQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 423 contacts → |
“ExcelaCom Technologies is an independent software vendor, offering BSS/OSS solutions and services to Tier 1 to Tier 3 NGN communications players across multiple geographies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Behpardaz Hamrah Samaneh Aval Behsabehsacorp.com HQ: Tehran, IranReported employees: 501-1,000 | Tehran, Iran | 501-1,000 | Exact match | 423 contacts → |
“BEHSA (Behpardaz Hamrah Samaneh Aval) Corp.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  I2i Systemsi2i-systems.comHQ: Esenler, TürkiyeReported employees: 201-500 | Esenler, Türkiye | 201-500 | Exact match | 402 contacts → |
“i2i Systems is an international information technology company that specializes in developing innovative ideas and solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Cerillion Technologiescerillion.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 364 contacts → |
“Cerillion is a leading provider of BSS/OSS software for the telecommunications industry, with over 25 years’ experience supporting mobile, fixed, cable and multi-service operators…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Eskadenia Softwareeskadenia.comHQ: Amman, JordanReported employees: 201-500 | Amman, Jordan | 201-500 | Exact match | 361 contacts → |
“ESKADENIA Software is committed to continuously enrich its product offerings and create advanced software products according to market demands.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  XIUSxius.comHQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 361 contacts → |
“For 25 years, XIUS has been at the forefront of telecom innovation designing intelligent, secure, and future-ready network infrastructure for operators and enterprises across five…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Ecosmob Technologiesecosmob.comHQ: Ahmedabad, IndiaReported employees: 201-500 | Ahmedabad, India | 201-500 | Exact match | 358 contacts → |
“Your preferred partner for custom software development and technology outsourcing.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Netxcell Limitednetxcell.comHQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 347 contacts → |
“Netxcell Limited is a pioneer in the telecom sector, with a collective vision: To cater to the global emerging and demanding trends in wireless technology.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  PCT International, INCpctinternational.comHQ: Tempe, AZ, United StatesReported employees: 201-500 | Tempe, AZ, United States | 201-500 | Exact match | 344 contacts → |
“Innovation for the Last Mile® PCT International, Inc is at the forefront of an evolving industry with superior telecom solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Reve Systemsrevesoft.com HQ: SingaporeReported employees: 201-500 | Singapore | 201-500 | Exact match | 344 contacts → |
“Founded in 2003, today REVE Systems is a global software solutions provider leading in Class 4 & Class 5 Softswitch, Voice, Video & Messaging App, SMS Platform, Cloud Contact…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Optiva INCoptiva.comHQ: Mississauga, ON, CanadaReported employees: 201-500 | Mississauga, ON, Canada | 201-500 | Exact match | 328 contacts → |
“Optiva, a Qvantel company, is a leading provider of digital BSS and monetization software to the telecommunications and digital services industries.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Seavusseavus.comHQ: Lund, SwedenReported employees: 1,001-5,000 | Lund, Sweden | 1,001-5,000 | Exact match | 328 contacts → |
“Seavus®, part of Aricoma Group, is a software development and consulting company with a proven track record in providing successful enterprise-wide business solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Nmsworks Softwarenmsworks.co.inHQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 328 contacts → |
“NMSWorks Software delivers OSS and BSS solutions to some of the largest and most demanding telecom service providers, network equipment vendors and enterprises.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Informaticsinformaticsint.comHQ: Colombo, Sri LankaReported employees: 201-500 | Colombo, Sri Lanka | 201-500 | Exact match | 307 contacts → |
“An Information Technology Company with a backing of nearly four decades worth of experience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  MADAmymada.comHQ: Geneva, SwitzerlandReported employees: 51-200 | Geneva, Switzerland | 51-200 | Exact match | 270 contacts → |
“Mada is a telecoms solutions provider with offices in Europe, the Americas, the Middle East, Africa and Southeast Asia.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,454 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Telecom software developers: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,446 records in the displayed employee bands.
8 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 2,454 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Telecom software developers by location
18 lists · largest firstEvery Telecom software developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Telecom software developers based in India251
- Telecom software developers based in the United States235
- Telecom software developers based in Brazil145
- Telecom software developers based in the United Kingdom97
- Telecom software developers based in Germany72
- Telecom software developers based in Türkiye57
- Telecom software developers based in Spain50
- Telecom software developers based in France49
- Telecom software developers based in Canada47
- Telecom software developers based in South Africa42
- Telecom software developers based in Italy41
- Telecom software developers based in Pakistan36
- Telecom software developers based in Australia35
- Telecom software developers based in Poland35
- Telecom software developers based in Russia28
- Telecom software developers based in the United Arab Emirates27
- Telecom software developers based in Sweden25
Cities
Questions about this company list
What does Exact match mean for telecom software developers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecom software developers did RevenueBase find worldwide?
The saved snapshot records 2,454 matching company records, 104,810 tracked contacts and 29,746 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 telecom software developers worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/telecom-software-developers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 telecom software developers worldwide
RevenueBase records 2,454 matching company records for telecom software developers worldwide, with 104,810 tracked contacts and 29,746 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 telecom software developers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Amdocsamdocs.com HQ: Chesterfield, MO, United StatesReported employees: 10001+ | Chesterfield, MO, United States | 10001+ | Exact match | 39,863 contacts → |
“Who are we?” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | CSGcsgi.com HQ: Englewood, CO, United StatesReported employees: 5,001-10,000 | Englewood, CO, United States | 5,001-10,000 | Exact match | 5,874 contacts → |
“CSG is a leader in innovative customer engagement, revenue management and payments solutions that make ordinary customer experiences extraordinary.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Innovainnova.com.tr HQ: İstanbul, TürkiyeReported employees: 1,001-5,000 | İstanbul, Türkiye | 1,001-5,000 | Exact match | 1,720 contacts → |
“İnnova Bilişim Çözümleri A.Ş, farklı teknolojilerde bilgi birikimine sahip 1400 kişilik profesyonel kadrosu ile Türkiye’nin önde gelen bilişim çözümleri firmasıdır.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Tecnotree Corporationtecnotree.com HQ: Espoo, FinlandReported employees: 501-1,000 | Espoo, Finland | 501-1,000 | Exact match | 1,226 contacts → |
“Headquartered in Finland, Tecnotree Corporation was founded in 1978 and is the leading provider of full-stack Digital BSS for CSPs and DSPs.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Huawei Technologies Indiahuawei.com HQ: Bengaluru, IndiaReported employees: 1,001-5,000 | Bengaluru, India | 1,001-5,000 | Exact match | 1,187 contacts → |
“Huawei Technologies India is the largest overseas software development center of Huawei, a leading global information and communications technology (ICT) solutions provider.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Circlescircles.co HQ: SingaporeReported employees: 501-1,000 | Singapore | 501-1,000 | Exact match | 1,003 contacts → |
“Founded in 2014, Circles is a global technology company reimagining the telco industry with its innovative SaaS platform, empowering telco operators worldwide to effortlessly…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Wds-Sicapwds-sicap.com HQ: Baar, SwitzerlandReported employees: Not recorded | Baar, Switzerland | Not recorded | Exact match | 777 contacts → |
“We are leading provider of telecom business intelligence and device management solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Qvantelqvantel.com HQ: Helsinki, FinlandReported employees: 501-1,000 | Helsinki, Finland | 501-1,000 | Exact match | 651 contacts → |
“Qvantel, established in 1995, is a leading provider of digital BSS and monetization software to the telecommunications and digital services industries.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Riyadh, Saudi ArabiaReported employees: 1,001-5,000 | Riyadh, Saudi Arabia | 1,001-5,000 | Exact match | 513 contacts → |
“Advanced Communications & Electronic Systems Company is a multi-faceted enterprise with a particular focus on developing and distributing total solutions in the area of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | FTSfts-soft.com HQ: Or Yehuda, IsraelReported employees: 51-200 | Or Yehuda, Israel | 51-200 | Exact match | 494 contacts → |
“FTS works with telecommunications, content and payment service providers globally to help them manage complex transactions and relationships with greater flexibility and greater…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Excelacom Technologiesexcelacom.com HQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 423 contacts → |
“ExcelaCom Technologies is an independent software vendor, offering BSS/OSS solutions and services to Tier 1 to Tier 3 NGN communications players across multiple geographies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Behpardaz Hamrah Samaneh Aval Behsabehsacorp.com HQ: Tehran, IranReported employees: 501-1,000 | Tehran, Iran | 501-1,000 | Exact match | 423 contacts → |
“BEHSA (Behpardaz Hamrah Samaneh Aval) Corp.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | I2i Systemsi2i-systems.com HQ: Esenler, TürkiyeReported employees: 201-500 | Esenler, Türkiye | 201-500 | Exact match | 402 contacts → |
“i2i Systems is an international information technology company that specializes in developing innovative ideas and solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Cerillion Technologiescerillion.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 364 contacts → |
“Cerillion is a leading provider of BSS/OSS software for the telecommunications industry, with over 25 years’ experience supporting mobile, fixed, cable and multi-service operators…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Eskadenia Softwareeskadenia.com HQ: Amman, JordanReported employees: 201-500 | Amman, Jordan | 201-500 | Exact match | 361 contacts → |
“ESKADENIA Software is committed to continuously enrich its product offerings and create advanced software products according to market demands.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | XIUSxius.com HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 361 contacts → |
“For 25 years, XIUS has been at the forefront of telecom innovation designing intelligent, secure, and future-ready network infrastructure for operators and enterprises across five…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ecosmob Technologiesecosmob.com HQ: Ahmedabad, IndiaReported employees: 201-500 | Ahmedabad, India | 201-500 | Exact match | 358 contacts → |
“Your preferred partner for custom software development and technology outsourcing.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Netxcell Limitednetxcell.com HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 347 contacts → |
“Netxcell Limited is a pioneer in the telecom sector, with a collective vision: To cater to the global emerging and demanding trends in wireless technology.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | PCT International, INCpctinternational.com HQ: Tempe, AZ, United StatesReported employees: 201-500 | Tempe, AZ, United States | 201-500 | Exact match | 344 contacts → |
“Innovation for the Last Mile® PCT International, Inc is at the forefront of an evolving industry with superior telecom solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Reve Systemsrevesoft.com HQ: SingaporeReported employees: 201-500 | Singapore | 201-500 | Exact match | 344 contacts → |
“Founded in 2003, today REVE Systems is a global software solutions provider leading in Class 4 & Class 5 Softswitch, Voice, Video & Messaging App, SMS Platform, Cloud Contact…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Optiva INCoptiva.com HQ: Mississauga, ON, CanadaReported employees: 201-500 | Mississauga, ON, Canada | 201-500 | Exact match | 328 contacts → |
“Optiva, a Qvantel company, is a leading provider of digital BSS and monetization software to the telecommunications and digital services industries.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Seavusseavus.com HQ: Lund, SwedenReported employees: 1,001-5,000 | Lund, Sweden | 1,001-5,000 | Exact match | 328 contacts → |
“Seavus®, part of Aricoma Group, is a software development and consulting company with a proven track record in providing successful enterprise-wide business solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Nmsworks Softwarenmsworks.co.in HQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 328 contacts → |
“NMSWorks Software delivers OSS and BSS solutions to some of the largest and most demanding telecom service providers, network equipment vendors and enterprises.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Informaticsinformaticsint.com HQ: Colombo, Sri LankaReported employees: 201-500 | Colombo, Sri Lanka | 201-500 | Exact match | 307 contacts → |
“An Information Technology Company with a backing of nearly four decades worth of experience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | MADAmymada.com HQ: Geneva, SwitzerlandReported employees: 51-200 | Geneva, Switzerland | 51-200 | Exact match | 270 contacts → |
“Mada is a telecoms solutions provider with offices in Europe, the Americas, the Middle East, Africa and Southeast Asia.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,454 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Telecom software developers: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,446 records in the displayed employee bands.
8 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 2,454 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Telecom software developers by location
18 lists · largest firstEvery Telecom software developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Telecom software developers based in India251
- Telecom software developers based in the United States235
- Telecom software developers based in Brazil145
- Telecom software developers based in the United Kingdom97
- Telecom software developers based in Germany72
- Telecom software developers based in Türkiye57
- Telecom software developers based in Spain50
- Telecom software developers based in France49
- Telecom software developers based in Canada47
- Telecom software developers based in South Africa42
- Telecom software developers based in Italy41
- Telecom software developers based in Pakistan36
- Telecom software developers based in Australia35
- Telecom software developers based in Poland35
- Telecom software developers based in Russia28
- Telecom software developers based in the United Arab Emirates27
- Telecom software developers based in Sweden25
Cities
Questions about this company list
What does Exact match mean for telecom software developers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecom software developers did RevenueBase find worldwide?
The saved snapshot records 2,454 matching company records, 104,810 tracked contacts and 29,746 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 telecom software developers worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/telecom-software-developers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗