Company lists · Data refreshed September 2026
Top 25 Business systems integration firms based in Bulgaria
RevenueBase identified 127 company matches for business systems integration firms associated with Bulgaria as of September 2026 and tracks 1,699 professional contacts across them, including 449 with verified work emails and 23 with mobile numbers. Sofia is the largest hub.
This list covers company matches for business systems integration firms associated with 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 28, 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 25 largest business systems integration firms based in Bulgaria
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 141 contacts → | ||||
Exact match “Development of custom software solutions, outsourcing, consulting.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 126 contacts → | ||||
Exact match “Kontrax Company was established in 1992 as an international holding of companies in six East European countries and headquarters in Budapest, Hungary.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 126 contacts → | ||||
Exact match “BRIGHT (2006–2026) was a leader in IT consulting, helping companies accelerate their digitalization and automation initiatives by delivering solutions designed to meet their…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 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 28, 2026 · View company records in RevenueBase | |||||
| 5 | 69 contacts → | ||||
Exact match “COMSOFT Ltd is committed to integrity, loyalty and service quality as key issues in its business.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 64 contacts → | ||||
Exact match “Haemimont specializes in the design and development of turnkey enterprise-level custom software applications targeted at company-specific needs.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 61 contacts → | ||||
Exact match “Balkan Services is an IT consulting company that helps businesses implement leading solutions like NetSuite, Qlik, Lucanet, and Softone to work smarter, faster, and more…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 54 contacts → | ||||
Exact match “DAVID Holding is leading provider of software solutions and services for transforming the business process efficiency trough electronics collaboration tools.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 49 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 43 contacts → | ||||
Exact match “BL Consulting Ltd is a high-tech consulting company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 42 contacts → | ||||
Exact match “ORAK Engineering is a software consulting company established in 1996 in Plovdiv.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 29 contacts → | ||||
Exact match “NavTech Group is a leading expert in business software solutions for Retail, Hotels & Hospitality, Manufacturing and Services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 28 contacts → | ||||
Exact match “We are a Business to Business (B2B) IT Services provider.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 21 contacts → | ||||
Exact match “Еstablished in 2002 as IT consulting firm TBI Info, nowdays Sirma InsurTech is an IT consulting firm – a recognized expert in the development and implementation of business…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 18 contacts → | ||||
Exact match “Asertiva Solutions is a leading consulting company specializing in Infor digital transformation solutions for industrial enterprises.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 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 28, 2026 · View company records in RevenueBase | |||||
| 17 | 13 contacts → | ||||
Exact match “ERP.BG is a Bulgarian developer of Business Management Systems with over 25 years of experience in the development, implementation and maintenance of such solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 12 contacts → | ||||
Exact match “We at believe we revolutionize business by providing solutions and improving work performance, reducing operating expenses and ensuring a quick reaction to the clients' changing…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 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 28, 2026 · View company records in RevenueBase | |||||
| 20 | 11 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 11 contacts → | ||||
Exact match “ITC Consult is a consulting company with over 18 years of experience in the implementation, support, and development of business software in the ERP, CRM, and BI categories.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 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 28, 2026 · View company records in RevenueBase | |||||
| 23 | 10 contacts → | ||||
Exact match “Established in 2002, Data Solutions Ltd.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 10 contacts → | ||||
Exact match “Proexes is a company for software services specialized in expert advice, outsourcing of software developments and complex solutions for big enterprises and organizations of both…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 10 contacts → | ||||
Exact match “BusinesSoft is one of the first software companies in Bulgaria.” Recorded in the RevenueBase company graph · Sep 28, 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 “business systems integration firms”. 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 127 business systems integration firms based in Bulgaria
See the full list, filter by size, metro and specialty, and access 449 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Business systems integration firms based in Bulgaria at a glance
As of Sep 28, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 31.0dCompany record updated
Median 94.0dHow 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 Bulgaria whose business descriptions match “business systems integration firms” 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 449 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 28, 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.
Business systems integration firms by metro
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 “business systems integration firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many business systems integration firms are there based in Bulgaria?
RevenueBase identified 127 company matches for business systems integration firms associated with 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?
BASE tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most business systems integration firms?
Sofia leads with 83 company records, followed by Plovdiv (11) and Varna (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 449 professional contacts with verified work emails tracked across these 127 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 127 business systems integration firms based in Bulgaria. Start with a free account, no credit card.
Download this list →Related lists
Business systems integration firms by geography
- Business systems integration firms based in the United States
- Business systems integration firms based in Brazil
- Business systems integration firms based in Germany
- Business systems integration firms based in Italy
- Business systems integration firms based in the United Kingdom
- Business systems integration firms based in France
- Business systems integration firms based in Canada
- Business systems integration firms based in Spain
- Business systems integration firms based in Mexico
- Business systems integration firms based in Australia
- Business systems integration firms based in the Netherlands
- Business systems integration firms based in Poland
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Business systems integration firms based in the United States
- Business systems integration firms based in Brazil
- Business systems integration firms based in Germany
- Business systems integration firms based in Italy
- Business systems integration firms based in the United Kingdom
- Business systems integration firms based in France
Company intelligence · public preview
Top 25 business systems integration firms based in Bulgaria
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 127 matching company records for business systems integration firms based in Bulgaria, with 1,699 tracked contacts and 449 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 28, 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 business systems integration firms based in 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 |  BASEbase-ltd.comHQ: Plovdiv, BulgariaReported employees: Not recorded | Plovdiv, Bulgaria | Not recorded | Exact match | 141 contacts → |
“Development of custom software solutions, outsourcing, consulting.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Kontraxkontrax.bgHQ: Sofia, BulgariaReported employees: 201-500 | Sofia, Bulgaria | 201-500 | Exact match | 126 contacts → |
“Kontrax Company was established in 1992 as an international holding of companies in six East European countries and headquarters in Budapest, Hungary.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Brightvirtusa.comHQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 126 contacts → |
“BRIGHT (2006–2026) was a leader in IT consulting, helping companies accelerate their digitalization and automation initiatives by delivering solutions designed to meet their…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Comsoftcomsoft.bgHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 69 contacts → |
“COMSOFT Ltd is committed to integrity, loyalty and service quality as key issues in its business.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Haemimont ADhaemimont.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 64 contacts → |
“Haemimont specializes in the design and development of turnkey enterprise-level custom software applications targeted at company-specific needs.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Balkan Servicesbalkanservices.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 61 contacts → |
“Balkan Services is an IT consulting company that helps businesses implement leading solutions like NetSuite, Qlik, Lucanet, and Softone to work smarter, faster, and more…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  David Holding Companydavid.bgHQ: Kazanlak, BulgariaReported employees: 51-200 | Kazanlak, Bulgaria | 51-200 | Exact match | 54 contacts → |
“DAVID Holding is leading provider of software solutions and services for transforming the business process efficiency trough electronics collaboration tools.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  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. | |||||
| 10 |  BL Consulting LTDbl-consulting.netHQ: Sofia, BulgariaReported employees: Not recorded | Sofia, Bulgaria | Not recorded | Exact match | 43 contacts → |
“BL Consulting Ltd is a high-tech consulting company.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Orak Engineeringorakgroup.comHQ: Plovdiv, BulgariaReported employees: 51-200 | Plovdiv, Bulgaria | 51-200 | Exact match | 42 contacts → |
“ORAK Engineering is a software consulting company established in 1996 in Plovdiv.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Navtech Groupnavtech.netHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 29 contacts → |
“NavTech Group is a leading expert in business software solutions for Retail, Hotels & Hospitality, Manufacturing and Services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Sirma Insurtechtbiinfo.euHQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 21 contacts → |
“Еstablished in 2002 as IT consulting firm TBI Info, nowdays Sirma InsurTech is an IT consulting firm – a recognized expert in the development and implementation of business…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Asertiva Solutionsasertivasol.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 18 contacts → |
“Asertiva Solutions is a leading consulting company specializing in Infor digital transformation solutions for industrial enterprises.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  erp.bgerp.netHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 13 contacts → |
“ERP.BG is a Bulgarian developer of Business Management Systems with over 25 years of experience in the development, implementation and maintenance of such solutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Gluckit LTDgluckit.comHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 12 contacts → |
“We at believe we revolutionize business by providing solutions and improving work performance, reducing operating expenses and ensuring a quick reaction to the clients' changing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Quantum Omega Groupquantumomegagroup.comHQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 11 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  ITC Consult LTDitc-consult.netHQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 11 contacts → |
“ITC Consult is a consulting company with over 18 years of experience in the implementation, support, and development of business software in the ERP, CRM, and BI categories.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Proexes LTDproexes.comHQ: BulgariaReported employees: 11-50 | Bulgaria | 11-50 | Exact match | 10 contacts → |
“Proexes is a company for software services specialized in expert advice, outsourcing of software developments and complex solutions for big enterprises and organizations of both…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Businessoftbusinessoft.bgHQ: Rayon Studentski Grad, BulgariaReported employees: 11-50 | Rayon Studentski Grad, Bulgaria | 11-50 | Exact match | 10 contacts → |
“BusinesSoft is one of the first software companies in Bulgaria.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 127 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Business systems integration firms: dataset insights
September 28, 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
127 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 31.0dCompany record updated
Median 94.0dHow 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 28, 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 ↗
Business systems integration firms by metro
Questions about this company list
What does Exact match mean for business systems integration firms?
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 business systems integration firms did RevenueBase find based in Bulgaria?
The saved snapshot records 127 matching company records, 1,699 tracked contacts and 449 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 28, 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
Business systems integration firms by geography
- Business systems integration firms based in the United States
- Business systems integration firms based in Brazil
- Business systems integration firms based in Germany
- Business systems integration firms based in Italy
- Business systems integration firms based in the United Kingdom
- Business systems integration firms based in France
- Business systems integration firms based in Canada
- Business systems integration firms based in Spain
- Business systems integration firms based in Mexico
- Business systems integration firms based in Australia
- Business systems integration firms based in the Netherlands
- Business systems integration firms based in Poland
Cite this list
RevenueBase Data Team. Top 25 business systems integration firms based in Bulgaria. Snapshot: September 28, 2026. https://revenuebase.ai/companies/business-systems-integration-firms/bulgaria.
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
- Business systems integration firms based in the United States
- Business systems integration firms based in Brazil
- Business systems integration firms based in Germany
- Business systems integration firms based in Italy
- Business systems integration firms based in the United Kingdom
- Business systems integration firms based in France
Company intelligence · public preview
Top 25 business systems integration firms based in Bulgaria
RevenueBase records 127 matching company records for business systems integration firms based in Bulgaria, with 1,699 tracked contacts and 449 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 28, 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 business systems integration firms based in 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 | BASEbase-ltd.com HQ: Plovdiv, BulgariaReported employees: Not recorded | Plovdiv, Bulgaria | Not recorded | Exact match | 141 contacts → |
“Development of custom software solutions, outsourcing, consulting.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Kontraxkontrax.bg HQ: Sofia, BulgariaReported employees: 201-500 | Sofia, Bulgaria | 201-500 | Exact match | 126 contacts → |
“Kontrax Company was established in 1992 as an international holding of companies in six East European countries and headquarters in Budapest, Hungary.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Brightvirtusa.com HQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 126 contacts → |
“BRIGHT (2006–2026) was a leader in IT consulting, helping companies accelerate their digitalization and automation initiatives by delivering solutions designed to meet their…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Comsoftcomsoft.bg HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 69 contacts → |
“COMSOFT Ltd is committed to integrity, loyalty and service quality as key issues in its business.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Haemimont ADhaemimont.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 64 contacts → |
“Haemimont specializes in the design and development of turnkey enterprise-level custom software applications targeted at company-specific needs.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Balkan Servicesbalkanservices.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 61 contacts → |
“Balkan Services is an IT consulting company that helps businesses implement leading solutions like NetSuite, Qlik, Lucanet, and Softone to work smarter, faster, and more…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | David Holding Companydavid.bg HQ: Kazanlak, BulgariaReported employees: 51-200 | Kazanlak, Bulgaria | 51-200 | Exact match | 54 contacts → |
“DAVID Holding is leading provider of software solutions and services for transforming the business process efficiency trough electronics collaboration tools.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | 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. | |||||
| 10 | BL Consulting LTDbl-consulting.net HQ: Sofia, BulgariaReported employees: Not recorded | Sofia, Bulgaria | Not recorded | Exact match | 43 contacts → |
“BL Consulting Ltd is a high-tech consulting company.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Orak Engineeringorakgroup.com HQ: Plovdiv, BulgariaReported employees: 51-200 | Plovdiv, Bulgaria | 51-200 | Exact match | 42 contacts → |
“ORAK Engineering is a software consulting company established in 1996 in Plovdiv.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Navtech Groupnavtech.net HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 29 contacts → |
“NavTech Group is a leading expert in business software solutions for Retail, Hotels & Hospitality, Manufacturing and Services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Sirma Insurtechtbiinfo.eu HQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 21 contacts → |
“Еstablished in 2002 as IT consulting firm TBI Info, nowdays Sirma InsurTech is an IT consulting firm – a recognized expert in the development and implementation of business…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Asertiva Solutionsasertivasol.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 18 contacts → |
“Asertiva Solutions is a leading consulting company specializing in Infor digital transformation solutions for industrial enterprises.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | erp.bgerp.net HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 13 contacts → |
“ERP.BG is a Bulgarian developer of Business Management Systems with over 25 years of experience in the development, implementation and maintenance of such solutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Gluckit LTDgluckit.com HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 12 contacts → |
“We at believe we revolutionize business by providing solutions and improving work performance, reducing operating expenses and ensuring a quick reaction to the clients' changing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Quantum Omega Groupquantumomegagroup.com HQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 11 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | ITC Consult LTDitc-consult.net HQ: Sofia, BulgariaReported employees: 11-50 | Sofia, Bulgaria | 11-50 | Exact match | 11 contacts → |
“ITC Consult is a consulting company with over 18 years of experience in the implementation, support, and development of business software in the ERP, CRM, and BI categories.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Proexes LTDproexes.com HQ: BulgariaReported employees: 11-50 | Bulgaria | 11-50 | Exact match | 10 contacts → |
“Proexes is a company for software services specialized in expert advice, outsourcing of software developments and complex solutions for big enterprises and organizations of both…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Businessoftbusinessoft.bg HQ: Rayon Studentski Grad, BulgariaReported employees: 11-50 | Rayon Studentski Grad, Bulgaria | 11-50 | Exact match | 10 contacts → |
“BusinesSoft is one of the first software companies in Bulgaria.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 127 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Business systems integration firms: dataset insights
September 28, 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
127 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 31.0dCompany record updated
Median 94.0dHow 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 28, 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 ↗
Business systems integration firms by metro
Questions about this company list
What does Exact match mean for business systems integration firms?
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 business systems integration firms did RevenueBase find based in Bulgaria?
The saved snapshot records 127 matching company records, 1,699 tracked contacts and 449 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 28, 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
Business systems integration firms by geography
- Business systems integration firms based in the United States
- Business systems integration firms based in Brazil
- Business systems integration firms based in Germany
- Business systems integration firms based in Italy
- Business systems integration firms based in the United Kingdom
- Business systems integration firms based in France
- Business systems integration firms based in Canada
- Business systems integration firms based in Spain
- Business systems integration firms based in Mexico
- Business systems integration firms based in Australia
- Business systems integration firms based in the Netherlands
- Business systems integration firms based in Poland
Cite this list
RevenueBase Data Team. Top 25 business systems integration firms based in Bulgaria. Snapshot: September 28, 2026. https://revenuebase.ai/companies/business-systems-integration-firms/bulgaria.
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
- Business systems integration firms based in the United States
- Business systems integration firms based in Brazil
- Business systems integration firms based in Germany
- Business systems integration firms based in Italy
- Business systems integration firms based in the United Kingdom
- Business systems integration firms based in France