Company lists · Data refreshed October 2026
Top 25 Oss/bss software companies worldwide
RevenueBase identified 228 company matches for oss/bss software companies worldwide as of October 2026 and tracks 15,062 professional contacts across them, including 2,897 with verified work emails. The United States is the largest market and Copenhagen the largest hub.
This list covers company matches for oss/bss software companies 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 October 19, 2026. Country and city lists for oss/bss software companies 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 oss/bss software companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,245 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 2 | 724 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 3 | 599 contacts → | ||||
Exact match “Nexign is an international BSS provider with 30+ years of experience operating across 14 countries.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 4 | 438 contacts → | ||||
Exact match “BEHSA (Behpardaz Hamrah Samaneh Aval) Corp.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 5 | 424 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 6 | 424 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 7 | 368 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 8 | 319 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 9 | 310 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 10 | 266 contacts → | ||||
Exact match “Enghouse Networks technology portfolio spans Business Support Systems (BSS), Operations Support Systems (OSS), Mobile Value Added Services (VAS), Network Security, Control &…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 11 | 265 contacts → | ||||
Exact match “PETER-SERVICE has been a leading developer of solutions for the telecommunications industry since 1992, specializing in the design, implementation and maintenance of OSS / BSS…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 12 | 257 contacts → | ||||
Exact match “Knot Solutions is an IT services company, with primary focus on providing solutions in the telecom domain.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 13 | 217 contacts → | ||||
Exact match “RDC is an information technologies company that creates innovative ideas, transforms them into integration and provides best quality solutions with its highly experienced team in…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 14 | 192 contacts → | ||||
Exact match “Mid America Computer Corporation (MACC) offers BSS/OSS solutions designed for today's telecommunications providers.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 15 | 171 contacts → | ||||
Exact match “Run and scale telecom services with billing and BSS you fully control.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 16 | 155 contacts → | ||||
Exact match “Incognito Software Systems provides innovative OSS solutions and services that help service providers manage the next-generation broadband experience.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 17 | 145 contacts → | ||||
Exact match “ZTEsoft is a leading software provider specialized in offering end-to-end BSS/OSS solutions and services to global Telecom Operators, as well as Smart City and IoT solutions to…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 18 | 144 contacts → | ||||
Exact match “For 30 years, IDI Billing Solutions has been a trailblazer in the communications space-revolutionizing the industry through a world-class, cloud-based billing and operations…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 19 | 144 contacts → | ||||
Exact match “Altech ISIS, a Division of Altech Information Technologies, is owned by the Altron Group.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 20 | 134 contacts → | ||||
Exact match “Effortel is a leading provider of innovative OSS/BSS solutions for Communication Service Providers (CSPs).” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 21 | 130 contacts → | ||||
Exact match “Telesens is a global provider of enterprise level cost effective software products and solutions for telecom and other business domains.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 22 | 129 contacts → | ||||
Exact match “Height8 Technologies is a pure OSS/BSS player which makes it a vendor friendly solution provider.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 23 | 125 contacts → | ||||
Exact match “Innovative Systems is a mission-critical enterprise software solution that enables independent service providers to seamlessly manage their business, deliver modern network…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 24 | 120 contacts → | ||||
Exact match “Suntech is a leading provider of Operations and Business Support Systems (OSS/BSS) for fixed and mobile telecoms networks.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 25 | 119 contacts → | ||||
Exact match “MDS Global powers digital telcos for revenue growth, customer delight, and cost reduction.” Recorded in the RevenueBase company graph · Oct 19, 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 “oss/bss software companies”. 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 228 oss/bss software companies worldwide
See the full list, filter by size, metro and specialty, and access 2,897 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Oss/bss software companies worldwide at a glance
As of Oct 19, 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 oss/bss software companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “oss/bss software companies” 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 2,897 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 October 19, 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.
Oss/bss software companies by location
1 lists · largest firstEvery Oss/bss software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 “oss/bss software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many oss/bss software companies are there worldwide?
RevenueBase identified 228 company matches for oss/bss software companies worldwide as of October 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?
Tecnotree Corporation tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most oss/bss software companies?
The United States leads with 29 companies. Every oss/bss software companies list by country and city is linked on this page.
Which city has the most oss/bss software companies?
Copenhagen leads with 5 company records, followed by London (5) and Bangalore (4).
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 2,897 professional contacts with verified work emails tracked across these 228 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 October 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 228 oss/bss software companies worldwide. Start with a free account, no credit card.
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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 oss/bss software companies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 228 matching company records for oss/bss software companies worldwide, with 15,062 tracked contacts and 2,897 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: October 19, 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 oss/bss software companies 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 | Tecnotree Corporationtecnotree.com HQ: Espoo, FinlandReported employees: 501-1,000 | Espoo, Finland | 501-1,000 | Exact match | 1,245 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Qvantelqvantel.com HQ: Helsinki, FinlandReported employees: 501-1,000 | Helsinki, Finland | 501-1,000 | Exact match | 724 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Nexignnexign.com HQ: St Petersburg, RussiaReported employees: 1,001-5,000 | St Petersburg, Russia | 1,001-5,000 | Exact match | 599 contacts → |
“Nexign is an international BSS provider with 30+ years of experience operating across 14 countries.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Behpardaz Hamrah Samaneh Aval Behsabehsacorp.com HQ: Tehran, IranReported employees: 501-1,000 | Tehran, Iran | 501-1,000 | Exact match | 438 contacts → |
“BEHSA (Behpardaz Hamrah Samaneh Aval) Corp.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  I2i Systemsi2i-systems.comHQ: Esenler, TürkiyeReported employees: 201-500 | Esenler, Türkiye | 201-500 | Exact match | 424 contacts → |
“i2i Systems is an international information technology company that specializes in developing innovative ideas and solutions.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Excelacom Technologiesexcelacom.comHQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 424 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Cerillion Technologiescerillion.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 368 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Nmsworks Softwarenmsworks.co.inHQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 319 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Optiva INCoptiva.comHQ: Mississauga, ON, CanadaReported employees: 201-500 | Mississauga, ON, Canada | 201-500 | Exact match | 310 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Enghouse Networksenghousenetworks.comHQ: Markham, CanadaReported employees: 1,001-5,000 | Markham, Canada | 1,001-5,000 | Exact match | 266 contacts → |
“Enghouse Networks technology portfolio spans Business Support Systems (BSS), Operations Support Systems (OSS), Mobile Value Added Services (VAS), Network Security, Control &…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Peter-Servicenexign-systems.com HQ: Saint-petersburg, RussiaReported employees: 1,001-5,000 | Saint-petersburg, Russia | 1,001-5,000 | Exact match | 265 contacts → |
“PETER-SERVICE has been a leading developer of solutions for the telecommunications industry since 1992, specializing in the design, implementation and maintenance of OSS / BSS…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Knot Solutions Private Limitedknotsolutions.com HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 257 contacts → |
“Knot Solutions is an IT services company, with primary focus on providing solutions in the telecom domain.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | RDC Partnerrdcpartner.com HQ: İstanbul, TürkiyeReported employees: 201-500 | İstanbul, Türkiye | 201-500 | Exact match | 217 contacts → |
“RDC is an information technologies company that creates innovative ideas, transforms them into integration and provides best quality solutions with its highly experienced team in…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Macc MID America Computer Corporationmaccnet.comHQ: Blair, NE, United StatesReported employees: 51-200 | Blair, NE, United States | 51-200 | Exact match | 192 contacts → |
“Mid America Computer Corporation (MACC) offers BSS/OSS solutions designed for today's telecommunications providers.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Portaoneportaone.comHQ: Port Coquitlam, BC, CanadaReported employees: 201-500 | Port Coquitlam, BC, Canada | 201-500 | Exact match | 171 contacts → |
“Run and scale telecom services with billing and BSS you fully control.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Incognito Software Systemsincognito.com HQ: Burnaby, BC, CanadaReported employees: 201-500 | Burnaby, BC, Canada | 201-500 | Exact match | 155 contacts → |
“Incognito Software Systems provides innovative OSS solutions and services that help service providers manage the next-generation broadband experience.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ztesoft Technologyiwhalecloud.com HQ: Nanjing, ChinaReported employees: 1,001-5,000 | Nanjing, China | 1,001-5,000 | Exact match | 145 contacts → |
“ZTEsoft is a leading software provider specialized in offering end-to-end BSS/OSS solutions and services to global Telecom Operators, as well as Smart City and IoT solutions to…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  IDI Billing Solutionsidibilling.comHQ: Rochester, NY, United StatesReported employees: 51-200 | Rochester, NY, United States | 51-200 | Exact match | 144 contacts → |
“For 30 years, IDI Billing Solutions has been a trailblazer in the communications space-revolutionizing the industry through a world-class, cloud-based billing and operations…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Altech Isisaltechisis.comHQ: Cape Town, South AfricaReported employees: 201-500 | Cape Town, South Africa | 201-500 | Exact match | 144 contacts → |
“Altech ISIS, a Division of Altech Information Technologies, is owned by the Altron Group.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Effortel Take Your Brand Mobileeffortel.com HQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 134 contacts → |
“Effortel is a leading provider of innovative OSS/BSS solutions for Communication Service Providers (CSPs).” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Telesenstelesens.co.ukHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 130 contacts → |
“Telesens is a global provider of enterprise level cost effective software products and solutions for telecom and other business domains.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Height8 Technologies Pvt. LTDheight8tech.com HQ: Ahmedabad, IndiaReported employees: 51-200 | Ahmedabad, India | 51-200 | Exact match | 129 contacts → |
“Height8 Technologies is a pure OSS/BSS player which makes it a vendor friendly solution provider.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Innovative Systemsinnovsys.comHQ: Mitchell, SD, United StatesReported employees: 201-500 | Mitchell, SD, United States | 201-500 | Exact match | 125 contacts → |
“Innovative Systems is a mission-critical enterprise software solution that enables independent service providers to seamlessly manage their business, deliver modern network…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Suntech SAsuntech.plHQ: Warsaw, PolandReported employees: 51-200 | Warsaw, Poland | 51-200 | Exact match | 120 contacts → |
“Suntech is a leading provider of Operations and Business Support Systems (OSS/BSS) for fixed and mobile telecoms networks.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  MDS Globalmdsglobal.comHQ: Warrington, United KingdomReported employees: 201-500 | Warrington, United Kingdom | 201-500 | Exact match | 119 contacts → |
“MDS Global powers digital telcos for revenue growth, customer delight, and cost reduction.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 228 company matches
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Oss/bss software companies: dataset insights
October 19, 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
228 records in the displayed employee bands.
0 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 228 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: October 19, 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 ↗
Oss/bss software companies by location
1 lists · largest firstEvery Oss/bss software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for oss/bss software companies?
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 oss/bss software companies did RevenueBase find worldwide?
The saved snapshot records 228 matching company records, 15,062 tracked contacts and 2,897 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: October 19, 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.
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Cite this list
RevenueBase Data Team. Top 25 oss/bss software companies worldwide. Snapshot: October 19, 2026. https://revenuebase.ai/companies/browse/oss-bss-software-companies.
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 oss/bss software companies worldwide
RevenueBase records 228 matching company records for oss/bss software companies worldwide, with 15,062 tracked contacts and 2,897 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: October 19, 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 oss/bss software companies 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 | Tecnotree Corporationtecnotree.com HQ: Espoo, FinlandReported employees: 501-1,000 | Espoo, Finland | 501-1,000 | Exact match | 1,245 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Qvantelqvantel.com HQ: Helsinki, FinlandReported employees: 501-1,000 | Helsinki, Finland | 501-1,000 | Exact match | 724 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Nexignnexign.com HQ: St Petersburg, RussiaReported employees: 1,001-5,000 | St Petersburg, Russia | 1,001-5,000 | Exact match | 599 contacts → |
“Nexign is an international BSS provider with 30+ years of experience operating across 14 countries.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Behpardaz Hamrah Samaneh Aval Behsabehsacorp.com HQ: Tehran, IranReported employees: 501-1,000 | Tehran, Iran | 501-1,000 | Exact match | 438 contacts → |
“BEHSA (Behpardaz Hamrah Samaneh Aval) Corp.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | I2i Systemsi2i-systems.com HQ: Esenler, TürkiyeReported employees: 201-500 | Esenler, Türkiye | 201-500 | Exact match | 424 contacts → |
“i2i Systems is an international information technology company that specializes in developing innovative ideas and solutions.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Excelacom Technologiesexcelacom.com HQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 424 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Cerillion Technologiescerillion.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 368 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Nmsworks Softwarenmsworks.co.in HQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 319 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Optiva INCoptiva.com HQ: Mississauga, ON, CanadaReported employees: 201-500 | Mississauga, ON, Canada | 201-500 | Exact match | 310 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 · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Enghouse Networksenghousenetworks.com HQ: Markham, CanadaReported employees: 1,001-5,000 | Markham, Canada | 1,001-5,000 | Exact match | 266 contacts → |
“Enghouse Networks technology portfolio spans Business Support Systems (BSS), Operations Support Systems (OSS), Mobile Value Added Services (VAS), Network Security, Control &…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Peter-Servicenexign-systems.com HQ: Saint-petersburg, RussiaReported employees: 1,001-5,000 | Saint-petersburg, Russia | 1,001-5,000 | Exact match | 265 contacts → |
“PETER-SERVICE has been a leading developer of solutions for the telecommunications industry since 1992, specializing in the design, implementation and maintenance of OSS / BSS…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Knot Solutions Private Limitedknotsolutions.com HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 257 contacts → |
“Knot Solutions is an IT services company, with primary focus on providing solutions in the telecom domain.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | RDC Partnerrdcpartner.com HQ: İstanbul, TürkiyeReported employees: 201-500 | İstanbul, Türkiye | 201-500 | Exact match | 217 contacts → |
“RDC is an information technologies company that creates innovative ideas, transforms them into integration and provides best quality solutions with its highly experienced team in…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Macc MID America Computer Corporationmaccnet.com HQ: Blair, NE, United StatesReported employees: 51-200 | Blair, NE, United States | 51-200 | Exact match | 192 contacts → |
“Mid America Computer Corporation (MACC) offers BSS/OSS solutions designed for today's telecommunications providers.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Portaoneportaone.com HQ: Port Coquitlam, BC, CanadaReported employees: 201-500 | Port Coquitlam, BC, Canada | 201-500 | Exact match | 171 contacts → |
“Run and scale telecom services with billing and BSS you fully control.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Incognito Software Systemsincognito.com HQ: Burnaby, BC, CanadaReported employees: 201-500 | Burnaby, BC, Canada | 201-500 | Exact match | 155 contacts → |
“Incognito Software Systems provides innovative OSS solutions and services that help service providers manage the next-generation broadband experience.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ztesoft Technologyiwhalecloud.com HQ: Nanjing, ChinaReported employees: 1,001-5,000 | Nanjing, China | 1,001-5,000 | Exact match | 145 contacts → |
“ZTEsoft is a leading software provider specialized in offering end-to-end BSS/OSS solutions and services to global Telecom Operators, as well as Smart City and IoT solutions to…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | IDI Billing Solutionsidibilling.com HQ: Rochester, NY, United StatesReported employees: 51-200 | Rochester, NY, United States | 51-200 | Exact match | 144 contacts → |
“For 30 years, IDI Billing Solutions has been a trailblazer in the communications space-revolutionizing the industry through a world-class, cloud-based billing and operations…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Altech Isisaltechisis.com HQ: Cape Town, South AfricaReported employees: 201-500 | Cape Town, South Africa | 201-500 | Exact match | 144 contacts → |
“Altech ISIS, a Division of Altech Information Technologies, is owned by the Altron Group.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Effortel Take Your Brand Mobileeffortel.com HQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 134 contacts → |
“Effortel is a leading provider of innovative OSS/BSS solutions for Communication Service Providers (CSPs).” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Telesenstelesens.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 130 contacts → |
“Telesens is a global provider of enterprise level cost effective software products and solutions for telecom and other business domains.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Height8 Technologies Pvt. LTDheight8tech.com HQ: Ahmedabad, IndiaReported employees: 51-200 | Ahmedabad, India | 51-200 | Exact match | 129 contacts → |
“Height8 Technologies is a pure OSS/BSS player which makes it a vendor friendly solution provider.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Innovative Systemsinnovsys.com HQ: Mitchell, SD, United StatesReported employees: 201-500 | Mitchell, SD, United States | 201-500 | Exact match | 125 contacts → |
“Innovative Systems is a mission-critical enterprise software solution that enables independent service providers to seamlessly manage their business, deliver modern network…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Suntech SAsuntech.pl HQ: Warsaw, PolandReported employees: 51-200 | Warsaw, Poland | 51-200 | Exact match | 120 contacts → |
“Suntech is a leading provider of Operations and Business Support Systems (OSS/BSS) for fixed and mobile telecoms networks.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | MDS Globalmdsglobal.com HQ: Warrington, United KingdomReported employees: 201-500 | Warrington, United Kingdom | 201-500 | Exact match | 119 contacts → |
“MDS Global powers digital telcos for revenue growth, customer delight, and cost reduction.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 228 company matches
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Oss/bss software companies: dataset insights
October 19, 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
228 records in the displayed employee bands.
0 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 228 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: October 19, 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 ↗
Oss/bss software companies by location
1 lists · largest firstEvery Oss/bss software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for oss/bss software companies?
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 oss/bss software companies did RevenueBase find worldwide?
The saved snapshot records 228 matching company records, 15,062 tracked contacts and 2,897 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: October 19, 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.
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Cite this list
RevenueBase Data Team. Top 25 oss/bss software companies worldwide. Snapshot: October 19, 2026. https://revenuebase.ai/companies/browse/oss-bss-software-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗