Company lists · Data refreshed September 2026
Top 24 Systems integration companies based in Sofia, Bulgaria
RevenueBase identified 66 company matches for systems integration companies associated with Sofia, Bulgaria as of September 2026 and tracks 805 professional contacts across them, including 327 with verified work emails and 7 with mobile numbers. Across Bulgaria, Sofia is the largest hub for this category.
This list covers company matches for systems integration companies associated with Sofia, Bulgaria, 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 13, 2026.
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 24 largest systems integration companies based in Sofia, Bulgaria
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 216 contacts → | ||||
Exact match “The Lirex.com companies are leaders in the information technology field.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 2 | 121 contacts → | ||||
Exact match “Founded in 1998 in Sofia as an start-up expert company, nowadays CNSYS PLC is one of Bulgaria’s top five system integrators in terms of revenue, IT experience and successful…” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 3 | 100 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 4 | 49 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 5 | 28 contacts → | ||||
Exact match “We are a Business to Business (B2B) IT Services provider.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 6 | 28 contacts → | ||||
Exact match “ASAP is a Bulgarian technology company delivering strategic and impactful IT solutions since 2007.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 7 | 17 contacts → | ||||
Exact match “IFD Engineering LTD – projects for warehouse automation, trade, production and services under one roof – effective and powerful IT solutions that work for you.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 8 | 14 contacts → | ||||
Exact match “Meet SSARM - the fast growing IT, network, and security solutions system integrator focused on turnkey project delivery, professional and managed services.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 9 | 12 contacts → | ||||
Exact match “Innovasys Ltd is a software company established in 2005 by highly qualified specialists who made their occupation a lifestyle.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 10 | 11 contacts → | ||||
Exact match “R Consulting is an IT company, established in 1993, which operates officially since 2003 under the trademark of R Consulting Ltd.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 11 | 10 contacts → | ||||
Exact match “Established in 2002, Data Solutions Ltd.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 12 | 9 contacts → | ||||
Exact match “IT Services Bulgaria specializes in providing reliable and innovative business-oriented IT solutions and services.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 13 | 7 contacts → | ||||
Exact match “OUR VISION Continuously improving the operational performance and safety of the industry.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “Opsters is here to futureproof your operations.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 16 | 5 contacts → | ||||
Exact match “At PBCS Group, we believe that innovation has the power to unlock new opportunities for people and our planet.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 17 | 5 contacts → | ||||
Exact match “Ривокси e фирма, ориентирана към разработването и внедряването на иновационни решения в областта на информационните технологии.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “IT Services and IT Consulting” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match “High Team Ltd.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “Main trends of „Index Bulgaria” activities: System integration, delivery, installation and service of computer equipment by world leading manufacturers.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “sofString is a bold and aspiring company with the sole purpose of delivering high-quality software solutions for businesses of all industry.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Pro-Nova is a small company providing Web (and not only) solutions.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “Calderra Ltd.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “IT Solutions Provider specializing in the provision of Consulting, Implementation and Software Development Services.” Recorded in the RevenueBase company graph · Sep 13, 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 “systems integration 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 24 of 66 systems integration companies based in Sofia, Bulgaria
See the full list, filter by size, metro and specialty, and access 327 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Systems integration companies based in Sofia, Bulgaria at a glance
As of Sep 13, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 15.0dCompany record updated
Median 78.0dHow 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.
- What qualifies
- Company records associated with Sofia, Bulgaria whose business descriptions match “systems integration 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 327 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 13, 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.
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 “systems integration companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many systems integration companies are there based in Sofia, Bulgaria?
RevenueBase identified 66 company matches for systems integration companies associated with Sofia, Bulgaria 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?
Lirex COM tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Bulgaria has the most systems integration companies?
Sofia leads Bulgaria with 73 company records, followed by Plovdiv (8) and Varna (5).
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 327 professional contacts with verified work emails tracked across these 66 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 13, 2026.
Ready to reach these companies? Verified emails and direct dials for all 66 systems integration companies based in Sofia, Bulgaria. 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
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- Systems integration companies based in the United States
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Company intelligence · public preview
Top 24 systems integration companies based in Sofia, Bulgaria
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 66 matching company records for systems integration companies based in Sofia, Bulgaria, with 805 tracked contacts and 327 verified work emails.
This public preview shows 24 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 13, 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 24 systems integration companies based in Sofia, Bulgaria
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 |  Lirex COMlirex.comHQ: Sofia, BulgariaReported employees: 201-500 | Sofia, Bulgaria | 201-500 | Exact match | 216 contacts → |
“The Lirex.com companies are leaders in the information technology field.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Cnsys PLCcnsys.bgHQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 121 contacts → |
“Founded in 1998 in Sofia as an start-up expert company, nowadays CNSYS PLC is one of Bulgaria’s top five system integrators in terms of revenue, IT experience and successful…” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Stemo LTDstemo.bgHQ: Sofia, BulgariaReported employees: 201-500 | Sofia, Bulgaria | 201-500 | Exact match | 100 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 |  SM Consulta LTDsmcon.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 49 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  BGSbgservice.netHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 28 contacts → |
“We are a Business to Business (B2B) IT Services provider.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  ASAPasap.bgHQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 28 contacts → |
“ASAP is a Bulgarian technology company delivering strategic and impactful IT solutions since 2007.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  IFD Engineering Joint Ventureifd-sofia.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 17 contacts → |
“IFD Engineering LTD – projects for warehouse automation, trade, production and services under one roof – effective and powerful IT solutions that work for you.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Ssarm LTDssarm.bgHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 14 contacts → |
“Meet SSARM - the fast growing IT, network, and security solutions system integrator focused on turnkey project delivery, professional and managed services.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Innovasys LTDinnovasys-bg.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 12 contacts → |
“Innovasys Ltd is a software company established in 2005 by highly qualified specialists who made their occupation a lifestyle.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Rconsultingrconsulting.bgHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 11 contacts → |
“R Consulting is an IT company, established in 1993, which operates officially since 2003 under the trademark of R Consulting Ltd.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Data Solutions LTDds-bg.comHQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 10 contacts → |
“Established in 2002, Data Solutions Ltd.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  IT Services Bulgariaitservices.bgHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 9 contacts → |
“IT Services Bulgaria specializes in providing reliable and innovative business-oriented IT solutions and services.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Smartsys LTDsmartsys.bgHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 7 contacts → |
“OUR VISION Continuously improving the operational performance and safety of the industry.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Opstersopsters.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 6 contacts → |
“Opsters is here to futureproof your operations.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  IT Outsource LTDitoutsource.bgHQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 |  Pbcs Grouppbcs-group.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 5 contacts → |
“At PBCS Group, we believe that innovation has the power to unlock new opportunities for people and our planet.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Auto3p Bulgariarevauxy.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 5 contacts → |
“Ривокси e фирма, ориентирана към разработването и внедряването на иновационни решения в областта на информационните технологии.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Network Media Solutionsnmsolutions.euHQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 4 contacts → |
“IT Services and IT Consulting” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  High Team ХАЙ Тиймhighteam.bgHQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 3 contacts → |
“High Team Ltd.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Index-Bulgaria LTDindexbg.bgHQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 3 contacts → |
“Main trends of „Index Bulgaria” activities: System integration, delivery, installation and service of computer equipment by world leading manufacturers.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Sofstringsofstring.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 2 contacts → |
“sofString is a bold and aspiring company with the sole purpose of delivering high-quality software solutions for businesses of all industry.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Pro-Nova Creative LTDpro-nova.euHQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 2 contacts → |
“Pro-Nova is a small company providing Web (and not only) solutions.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Calderracalderra.comHQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 1 contacts → |
“Calderra Ltd.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  System & Integration Solutionssisolutions.bgHQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 1 contacts → |
“IT Solutions Provider specializing in the provision of Consulting, Implementation and Software Development Services.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 24 of 66 company matches
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Systems integration companies: dataset insights
September 13, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
66 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.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 15.0dCompany record updated
Median 78.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 13, 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 ↗
Questions about this company list
What does Exact match mean for systems integration 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 systems integration companies did RevenueBase find based in Sofia, Bulgaria?
The saved snapshot records 66 matching company records, 805 tracked contacts and 327 verified emails. The public preview displays 24 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 13, 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
Systems integration companies by geography
- Systems integration companies based in the United States
- Systems integration companies based in Brazil
- Systems integration companies based in the United Kingdom
- Systems integration companies based in Italy
- Systems integration companies based in Germany
- Systems integration companies based in France
- Systems integration companies based in Canada
- Systems integration companies based in Australia
- Systems integration companies based in Spain
- Systems integration companies based in Mexico
- Systems integration companies based in the Netherlands
- Systems integration companies based in South Africa
Cite this list
RevenueBase Data Team. Top 24 systems integration companies based in Sofia, Bulgaria. Snapshot: September 13, 2026. https://revenuebase.ai/companies/systems-integration-companies/bulgaria/sofia.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Systems integration companies based in the United States
- Systems integration companies based in Brazil
- Systems integration companies based in the United Kingdom
- Systems integration companies based in Italy
- Systems integration companies based in Germany
- Systems integration companies based in France
Company intelligence · public preview
Top 24 systems integration companies based in Sofia, Bulgaria
RevenueBase records 66 matching company records for systems integration companies based in Sofia, Bulgaria, with 805 tracked contacts and 327 verified work emails.
This public preview shows 24 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 13, 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 24 systems integration companies based in Sofia, Bulgaria
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 | Lirex COMlirex.com HQ: Sofia, BulgariaReported employees: 201-500 | Sofia, Bulgaria | 201-500 | Exact match | 216 contacts → |
“The Lirex.com companies are leaders in the information technology field.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Cnsys PLCcnsys.bg HQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 121 contacts → |
“Founded in 1998 in Sofia as an start-up expert company, nowadays CNSYS PLC is one of Bulgaria’s top five system integrators in terms of revenue, IT experience and successful…” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Stemo LTDstemo.bg HQ: Sofia, BulgariaReported employees: 201-500 | Sofia, Bulgaria | 201-500 | Exact match | 100 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 | SM Consulta LTDsmcon.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 49 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | BGSbgservice.net HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 28 contacts → |
“We are a Business to Business (B2B) IT Services provider.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | ASAPasap.bg HQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 28 contacts → |
“ASAP is a Bulgarian technology company delivering strategic and impactful IT solutions since 2007.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | IFD Engineering Joint Ventureifd-sofia.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 17 contacts → |
“IFD Engineering LTD – projects for warehouse automation, trade, production and services under one roof – effective and powerful IT solutions that work for you.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Ssarm LTDssarm.bg HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 14 contacts → |
“Meet SSARM - the fast growing IT, network, and security solutions system integrator focused on turnkey project delivery, professional and managed services.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Innovasys LTDinnovasys-bg.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 12 contacts → |
“Innovasys Ltd is a software company established in 2005 by highly qualified specialists who made their occupation a lifestyle.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Rconsultingrconsulting.bg HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 11 contacts → |
“R Consulting is an IT company, established in 1993, which operates officially since 2003 under the trademark of R Consulting Ltd.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Data Solutions LTDds-bg.com HQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 10 contacts → |
“Established in 2002, Data Solutions Ltd.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | IT Services Bulgariaitservices.bg HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 9 contacts → |
“IT Services Bulgaria specializes in providing reliable and innovative business-oriented IT solutions and services.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Smartsys LTDsmartsys.bg HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 7 contacts → |
“OUR VISION Continuously improving the operational performance and safety of the industry.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Opstersopsters.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 6 contacts → |
“Opsters is here to futureproof your operations.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | IT Outsource LTDitoutsource.bg HQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Pbcs Grouppbcs-group.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 5 contacts → |
“At PBCS Group, we believe that innovation has the power to unlock new opportunities for people and our planet.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Auto3p Bulgariarevauxy.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 5 contacts → |
“Ривокси e фирма, ориентирана към разработването и внедряването на иновационни решения в областта на информационните технологии.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Network Media Solutionsnmsolutions.eu HQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 4 contacts → |
“IT Services and IT Consulting” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | High Team ХАЙ Тиймhighteam.bg HQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 3 contacts → |
“High Team Ltd.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Index-Bulgaria LTDindexbg.bg HQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 3 contacts → |
“Main trends of „Index Bulgaria” activities: System integration, delivery, installation and service of computer equipment by world leading manufacturers.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sofstringsofstring.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 2 contacts → |
“sofString is a bold and aspiring company with the sole purpose of delivering high-quality software solutions for businesses of all industry.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Pro-Nova Creative LTDpro-nova.eu HQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 2 contacts → |
“Pro-Nova is a small company providing Web (and not only) solutions.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Calderracalderra.com HQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 1 contacts → |
“Calderra Ltd.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | System & Integration Solutionssisolutions.bg HQ: Sofia, BulgariaReported employees: 1-10 | Sofia, Bulgaria | 1-10 | Exact match | 1 contacts → |
“IT Solutions Provider specializing in the provision of Consulting, Implementation and Software Development Services.” Recorded description excerpt · September 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 24 of 66 company matches
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Systems integration companies: dataset insights
September 13, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
66 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.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 15.0dCompany record updated
Median 78.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 13, 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 ↗
Questions about this company list
What does Exact match mean for systems integration 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 systems integration companies did RevenueBase find based in Sofia, Bulgaria?
The saved snapshot records 66 matching company records, 805 tracked contacts and 327 verified emails. The public preview displays 24 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 13, 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 24 systems integration companies based in Sofia, Bulgaria. Snapshot: September 13, 2026. https://revenuebase.ai/companies/systems-integration-companies/bulgaria/sofia.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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