About Resistant AI
Resistant AI is a Financial Services company based in Prague (Czechia) founded in 2019 by Lukas Machlica, Martin Vejman, Martin Gril, Jan Stiborek, Karel Bartos, Josef Stach, Tomas Laube, Jan Jusko, and Martin Rehak. Document fraud detection and transaction monitoring software is offered. It operates in the Financial Services and Technology sectors. Resistant AI has raised $55.35 million across 5 funding rounds from investors including Experian, Seedcamp and Notion Capital. Its chief executive, as recorded, is Martin Rehak. Its website resistant.ai draws about 85 thousand monthly visits. Resistant AI offers products and services including Documents, Secure Doc Automation, and Transactions. Its focus areas include Enterprise Infrastructure, Cybersecurity, Anti Fraud and Financial Fraud.
Company details
Document fraud detection and transaction monitoring software. Resistant AI, protects fintech AI and automation systems from manipulation and attack without replacing their existing tech stack. Resistant Documents. Document fraud detection software checks any document, from anywhere, for fraud and authenticity (in seconds). Resistant Transactions- transaction monitoring software upgrades existing rules-based TM systems, targeting advanced fincrime typologies with 80 AI models. It analyze everything (from submitted documents to ongoing customer behaviors), uncovering and preventing: document forgery, large-scale serial fraud, synthetic identities, account takeovers, money mules, laundering and APP fraud. With adaptive AI reasoning, we can even combat previously unknown financial threats. Customers see a 3x increase in doc fraud prevention, 5x faster review times, 90 cut in manual reviews, and a 5x increase in second line analyst productivity. It has worked with some of the worlds leading financial institutions, including: Dun Bradstreet, Payoneer, Close Brothers, PennyMac, Bank of Valetta and Finom. Investors include GV (formerly Google Ventures), Index Ventures, Notion Capital, and more.
- Headquarters Prague, Czechia
- Founders Lukas Machlica, Martin Vejman, Martin Gril, Jan Stiborek, Karel Bartos, Josef Stach, Tomas Laube, Jan Jusko, Martin Rehak
- SectorsFinancial ServicesTechnology
- Website category Finance · Financial Planning and Management
- Email••••••••
- Phone•••• ••••
- Website resistant.ai
- Social LinkedIn X YouTube
- Total Equity Funding$55.35M (USD)
in 5 rounds
- Latest Funding Round$25M (USD), Series B
Oct 2025
- InvestorsExperian
& 9 more
Products & Services of Resistant AI
Resistant AI offers a comprehensive portfolio of products and services, including Documents, Secure Doc Automation, and Transactions.
Detects fraud in PDF or image files for secure verification.
Secures automated processes to prevent fraud in workflows.
Enhances transaction systems with AI for fraud prevention.
Apps and channels of Resistant AI
its YouTube channel Resistant AI has 44 subscribers and 20 videos.
Videos from Resistant AI
The most watched videos on Resistant AI's YouTube channel, Resistant AI (44 subscribers). Click a video to play it here.
More on Resistant AI.
Funding Insights of Resistant AI
Resistant AI has successfully raised a total of $55.35M across 5 strategic funding rounds. The most recent funding activity was a Series B round of $25 million completed in October 2025. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $55.35M
- Total Rounds 5
- Last Round Series B — $25M
- First Round $2.75M
(Apr 2020)
- Investors Count 10
All 5 funding rounds of Resistant AI 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 |
|---|---|---|---|---|---|
| Oct 2025 | $25M | Series B | – | DTCP | |
| Aug 2025 | Series B | – | – | ||
| Jun 2023 | $11M | Series A | – | Notion | |
| Jun 2021 | $16.6M | Series A | – | Google Ventures | |
| Apr 2020 | $2.75M | Seed | – | Index Ventures, Credo Ventures |
10 investors in total: 8 institutional and 2 angel.
Investors in Resistant AI
Resistant AI has secured backing from 10 investors, including venture fund, angel, and institutional investors. Prominent investors backing the company include Experian, Seedcamp and Notion Capital.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Venture capital investment in European business software companies, focusing on early-stage opportunities in London. | notion.vc | |||
Corporate backed venture capital fund investing in multiple sectors | gv.com | Mountain View, United States | ||
Venture capital investments in technology startups and entrepreneurs. | indexventures.com | |||
Seed and early-stage investments in technology sectors are targeted. | credoventures.com | San Francisco, United States | ||
Venture capital fund investing in tech startups | 2007 | seedcamp.com | London, United Kingdom | |
Private equity and infrastructure fund investing in multiple sectors | dtcp.capital | Hamburg, Germany | ||
Experian is recognized as a leader in credit reporting and financial services. | 1980 | experian.com | Ireland | |
| experianplc.com. | ||||
DD Daniel Dines | Co-founder of UiPath, billionaire angel investor, focuses on tech startups. | unknown_651303b7429a4591b | ||
MP Michal Pechoucek | Angel investor and CTO at Gen Digital, focused on cybersecurity | unknown_5bd76e134af84f849 |
Investor details for Resistant AI
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
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People of Resistant AI
9 people are tracked at Resistant AI (9 in leadership).
| Name | Role | Group |
|---|---|---|
Lukas Machlica | Co-Founder | Leadership |
Martin Vejman | Co-Founder | Leadership |
Martin Gril | Co-Founder | Leadership |
Jan Stiborek | Co-Founder | Leadership |
Karel Bartos | Co-Founder | Leadership |
Josef Stach | Co-Founder | Leadership |
Tomas Laube | Co-Founder | Leadership |
Jan Jusko | Co-Founder | Leadership |
Martin Rehak | Co-Founder & CEO | Leadership |
Complete people profiles for Resistant AI
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
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Timeline of Resistant AI
3 dated milestones of Resistant AI across 6 years, from founding to its latest funding, stage changes and deals.
- Founded Resistant AI is founded.
- Funding First funding round of $2.8M.
- Funding Latest funding round, Series B, of $25.0M.
Web traffic of Resistant AI
The website of Resistant AI (resistant.ai) receives about 84.9K visits a month and ranks #424,820 among all websites worldwide, #5,338 in Financial Planning and Management.
- Monthly visits84.9K
▲ 10.7% vs previous month
- Unique visitors32.7K
per month
- Global rank#424,820
among all websites
- Category rank#5,338
Finance · Financial Planning and Management
- Bounce rate36%
- Pages per visit2.8
- Average visit3 min 06 sec
- DevicesDesktop 42% · Mobile 58%
Websites whose visitors overlap most with Resistant AI. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| clearchecks.com | 100% | 1K | #14,631,868 | View details | |
| realcheckstubs.com | 97% | #534,582 | View details | ||
| equiniti.com | 97% | 548.1K | #123,180 | View details | |
| fundthrough.com | 97% | 29K | #1,147,264 | View details | |
| inscribe.ai | 84% | 35.9K | #912,135 | View details | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 29 similar websites and full traffic analytics for Resistant AI
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 29 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 Resistant Ai
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Frequently Asked Questions about Resistant AI
Resistant AI was founded in 2019 and raised its 1st funding round 1 year after it was founded.
Resistant AI is headquartered in Prague, Czechia.
Martin Rehak is the CEO of Resistant AI, as recorded in our data. They have also founded this company.
Resistant AI is a funded company, having raised a total of $55.35M across 5 funding rounds to date. The company's 1st funding round was a Seed of $2.75M, raised on Apr 2020.
Document fraud detection and transaction monitoring software. Resistant AI, protects fintech AI and automation systems from manipulation and attack without replacing their existing tech stack. Resistant Documents. Document fraud detection software checks any document, from anywhere, for fraud and authenticity (in seconds). Resistant Transactions- transaction monitoring software upgrades existing rules-based TM systems, targeting advanced fincrime typologies with 80 AI models. It analyze everything (from submitted documents to ongoing customer behaviors), uncovering and preventing: document forgery, large-scale serial fraud, synthetic identities, account takeovers, money mules, laundering and APP fraud. With adaptive AI reasoning, we can even combat previously unknown financial threats. Customers see a 3x increase in doc fraud prevention, 5x faster review times, 90 cut in manual reviews, and a 5x increase in second line analyst productivity. It has worked with some of the worlds leading financial institutions, including: Dun Bradstreet, Payoneer, Close Brothers, PennyMac, Bank of Valetta and Finom. Investors include GV (formerly Google Ventures), Index Ventures, Notion Capital, and more.
Resistant AI offers Documents, Secure Doc Automation, and Transactions.
Resistant AI has 10 investors. Key investors include Experian, Seedcamp, Notion Capital, Google Ventures, and Index Ventures.