About STEMO
STEMO is a Technology company based in Sofia (Bulgaria) founded in 1991, and was acquired by A1 Telekom Austria Group in May 2022. Software development, consulting, cloud, and managed services are provided. Its focus areas include Business Services, IT Services and Suite.
Company details
STEMO was established in 1991 in Sofia, Bulgaria, within the information technology sector. Software development, consulting, cloud solutions, and managed services are delivered by the company to clients. Operations are centered in Bulgaria, with a focus on supporting business needs through technical expertise and infrastructure management. The domain stemo.bg is utilized for online presence. Services are tailored to various industries requiring IT support.
- Headquarters Sofia, Bulgaria
- Stage Acquired
- SectorsTechnology
- Website stemo.bg/bg
- Social LinkedIn X Facebook
- Acquired by A1 Telekom Austria Group (May 2022)
- Latest Funding Round$132.24K (USD), Grant
Sep 2019
- InvestorsA1 Telekom Austria Group
& 1 more
- Acquired byA1 Telekom Austria Group
(May 2022)
Funding Insights of STEMO
- Total Rounds 1
- Last Round Grant β $132,241
- First Round $132,241
(Sep 2019)
- Investors Count 1
All 1 funding rounds of STEMO with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Sep 2019 | $132,241 | Grant | β | β |
2 investors in total: 2 institutional.
Investors in STEMO
STEMO has secured backing from 2 investors, including institutional investors. Prominent investors backing the company include A1 Telekom Austria Group and European Union.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Government entites focused on freedom, democracy, equality and the rule of law, promoting peace and stability | 1958 | europa.eu | Brussels, Belgium | |
Digital services and communications solutions provider | 1998 | a1.group | Vienna, Austria |
Investor details for STEMO
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
Timeline of STEMO
3 dated milestones of STEMO across 31 years, from founding to its latest funding, stage changes and deals.
- Founded STEMO is founded.
- Funding First funding round of $132K.
- Exit Acquired by A1 Telekom Austria Group.
Web traffic of STEMO
The website of STEMO (stemo.bg) receives about 6.8K visits a month.
- Monthly visits6.8K
▲ 251.8% vs previous month
Websites whose visitors overlap most with STEMO. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
cnsys.bg | cnsys.bg | 100% | #6,237,586 | β | |
itdistribution.bg | itdistribution.bg | 91% | #12,313,086 | β | |
kontrax.bg | kontrax.bg | 90% | #5,506,873 | β | |
pcshop.bg | pcshop.bg | 86% | #1,106,956 | β | |
liptrade.eu | liptrade.eu | 80% | #13,429,206 | β | |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
All 24 similar websites and full traffic analytics for STEMO
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 24 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
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Related news about Stemo
Complete news archive for STEMO
Full article history, source details, and older brand coverage require an active premium plan.
- Full article archive
- Source and publication date
- Older coverage
- Brand-specific news history
Verified entity values are shown only after access is granted.
Frequently Asked Questions about STEMO
STEMO was founded in 1991 and raised its 1st funding round 28 years after it was founded.
STEMO is headquartered in Sofia, Bulgaria.
STEMO was established in 1991 in Sofia, Bulgaria, within the information technology sector. Software development, consulting, cloud solutions, and managed services are delivered by the company to clients. Operations are centered in Bulgaria, with a focus on supporting business needs through technical expertise and infrastructure management. The domain stemo.bg is utilized for online presence. Services are tailored to various industries requiring IT support.
STEMO has 2 investors. Key investors include A1 Telekom Austria Group, and European Union.
Yes. STEMO was acquired by A1 Telekom Austria Group in May 2022.

