This selection of IT services and consulting companies in Bulgaria includes both established firms and newer entities. Among them are Commerzbank Digital Technology Centre Bulgaria, specializing in digital transformation for banking, and Schwarz Digits Bulgaria, an IT service provider for the Schwarz Group. Sirma is an innovative IT group focusing on software solutions like semantic platforms and cyber security, while SiteGround is a global web hosting leader.
A clear pattern is the concentration of headquarters in Sofia, indicating the city's role as a central hub for the IT sector in Bulgaria. The companies span various specializations within IT, from digital infrastructure and cloud services provided by Aruba SpA to system integration for state administration by Information Services.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 1,319 | ||||
| 2 |
Commerzbank Digital Technology Centre Bulgariasofia.commerzbank.bg
A global leader in banking, specializing in digital transformation through innovative technologies to provide efficient, secure, and tailored services to clients |
773 | |||
| 3 | 552 | ||||
| 4 |
Schwarz Digits Bulgariait.schwarz
IT service provider for Schwarz Group divisions such as Kaufland, Lidl and PreZero, offering centralized IT solutions for the entire group |
528 | |||
| 5 | 496 | ||||
| 6 |
SiteGroundsiteground.com
A global web hosting leader known for innovative products, powering over 3 million domains Recognized for excellence in team and technology |
489 | |||
| 7 |
Telelink Business Servicestbs.tech
Technology service provider offering IT solutions in infrastructure, IoT, security, and digital transformation Operating in 9 countries with 350+ employees |
475 | |||
| 8 |
Information Servicesis-bg.net
A leader in high technology in Bulgaria, specializing in system integration for state administration, digital signatures, and partnerships with global IT providers |
405 | |||
| 9 |
KPMG Delivery Network Bulgaria LLCtalentlyft.com
Providing technology and advisory services focused on enterprise applications, cloud solutions, security, and compliance for global clients. |
403 | |||
| 10 |
Bosch Bulgariabosch.bg
Global technology and services provider with a focus on IoT and digital projects, offering innovative products and services to improve quality of life worldwide |
399 | |||
| 11 |
Wiser Technologywisertech.com
Empowering visionary technologies, offering technological innovation, domain expertise, and engineering excellence across diverse industries, with top-tier clients and tech partners. |
385 | |||
| 12 |
Shelly Groupshelly.com
Innovative technology holding group developing high-quality IoT products with user needs in mind, spanning multiple subsidiaries and global markets |
321 | |||
| 13 | 263 | ||||
| 14 |
Proxiad SEEsee.proxiad.com
Leader in consulting, technology, and outsourcing services with a multicultural team in South East Europe, creating tailored digital solutions for clients |
258 | |||
| 15 |
Telelinktelelink.com
Enabling digital transformation through global talent, next-gen IT solutions, and partner relationships Fostering innovation, efficiency, and collaboration to drive business growth |
251 | |||
| 16 |
TechnoLogicalinktr.ee
Innovative Bulgarian technology partner specializing in custom software development, security solutions, 3D solutions, and specialized training in various fields |
229 | |||
| 17 |
AMPECOampeco.com
Leader in EV charging management providing innovative software solutions for efficient energy usage and seamless charging experience, tailoring to various businesses |
192 | |||
| 18 |
Merkle Bulgariadentsuaegis.wd3.myworkdayjobs.com
A team of experts in software, technical architecture, QA, and technical support in Sofia specializes in creating exceptional shopping experiences for clients |
185 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 19 |
INDEAVRindeavr.com
A technology services provider specializing in Digital, Data, Cloud, and Advanced Software Engineering, offering R&D practices and operational optimization for innovative companies |
180 | |||
| 20 |
NetInfonetinfocompany.bg
A leading Bulgarian digital media company offering popular websites, advertising products, and innovative solutions to engage millions of users monthly |
180 | |||
| 21 |
Do IT Wise | An Inetum Group Companydoitwise.com
Elite certified partner specializing in digital transformation with expertise in ServiceNow and Micro Focus to provide tailored solutions for clients |
173 | |||
| 22 |
Tiebreaktiebreak.solutions
Global MarTech experts providing tailored solutions for complex needs: customizable fintech platforms, marketing systems, sales optimization, and compliance systems |
171 | |||
| 23 |
MM Solutions JSCmm-sol.com
Global leader in mobile phone imaging, video, and audio technologies Strategic partner for OMAP 2D and 3D imaging with focus on smartphones and electronic devices |
154 | |||
| 24 |
FRESHCODEfreshcodeit.com
Europe-based software development company offering end-to-end IT services for businesses of all sizes, specializing in web, mobile, and desktop applications |
153 | |||
| 25 | 153 | ||||
| 26 |
Ventures Labventureslab.io
Innovative provider of iGaming, Fintech solutions, electronic payments, managed services with global presence; empowering partners through technology and innovation |
147 | |||
| 27 |
Smart IT - Smart Innovative Technologiessmartit.bg
Technological hub supporting 8300 employees across Europe with expertise in software solutions and ICT infrastructure, specializing in fintech onboarding platform development |
125 | |||
| 28 |
LimeChain - Blockchain & Web3 Solutionslimechain.careers
A boutique solutions provider that has become a top player in Blockchain, serving Fortune 500 clients and leading innovation in Web3 |
119 | |||
| 29 |
CORETECHcoretech.bg
B2B company offering SaaS for online sports platforms, using cutting-edge technology like C# and F#, fostering agility, loyalty, excellence, innovation, creativity, and dedication |
58 | |||
| 30 |
MY Synergymysynergy.eu
Healthtech company leveraging technology to improve healthcare through digitalization Specializing in data, AI, Azure solutions, and value-based health initiatives |
25 | |||
| 31 |
Mach5 Technologymach5technology.com
Innovative technology company specializing in developing high-speed solutions for various industries |
10 | |||
| 32 |
phyrephyrebox.io
A fintech company providing innovative solutions to businesses, enabling them to conquer niches with access to financial infrastructure and technology |
9 | |||
| 33 |
Teichmann International (IT Solutions) AGteichmann-it.com
Offers cybersecurity solutions covering prevention, structural changes, training, defensive measures against digital attacks, and immediate emergency response and damage limitation. |
7 | |||
| 34 |
Tiger Health Technologytiger-health.tech
A technology company specializing in healthcare data management, particularly in digital pathology, with expertise in addressing storage challenges across industries |
5 | |||
| 35 |
Entersoft Bulgariaentersoft.eu
A leading provider of business software solutions in Southeast Europe and the Middle East, offering integrated ERP, CRM, HRM, Retail, WMS, Mobile, e-Commerce, and BI solutions |
3 | |||
| 36 |
GBSC Bulgariagbsc.bg
A leading IT company specializing in providing professional services to banks and financial institutions in Europe since 1990 Expertise in various systems and partnerships |
3 | |||
| 37 |
DYNABACKdynaback-tshirt.com
A smart t-shirt with sensors that tracks body movements, alerts irregularities, and provides insights to prevent back injuries, matching EU Ergonomic standards |
2 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in Bulgaria
- The largest companies in Bulgaria 363
- Multinational companies in Bulgaria 105
- IT services companies in Bulgaria 51
- Software Development companies in Bulgaria 47
- Financial services firms in Bulgaria 38
- Critical infrastructure operators in Bulgaria 36
- Retail chains in Bulgaria 35
- Companies with in-house R&D in Bulgaria 28
- Companies with a mobile app in Bulgaria 28
- Manufacturers in Bulgaria 27