About Tidelift
Tidelift is a Technology company based in Boston (United States) founded in 2017 by Havoc Pennington, Luis Villa, Donald Fischer, and Jeremy Katz, and was acquired by Sonar in December 2024. Subscription service for professionalizing open source software is offered. Tidelift has raised $73.5 million across 3 funding rounds from investors including Atlassian, Kaiser Permanente and Sonar. Its chief executive, as recorded, is Donald Fischer. Tidelift offers products and services including SonarQube, SonarCloud, and SonarLint. Its focus areas include Enterprise Infrastructure, Cybersecurity, Application Security and Vulnerability Assessment. Its competitors include Sonatype, Mend and FOSSA; 3 of its 3 listed competitors have raised funding.
Company details
Tidelift was founded in 2017 and is headquartered in Boston, United States. A subscription-based service is provided to software development teams, enabling the purchase and maintenance of open source software with professional support. An open source library of information is maintained, tracking over 2.6 million packages to assist in project discovery, application building, and dependency relationship analysis within the software industry.
Products & Services of Tidelift
Tidelift offers a comprehensive portfolio of products and services, including SonarQube, SonarCloud, and SonarLint.
Self-managed platform for continuous codebase inspection and issue detection
Cloud tool for CI/CD workflows to analyze code quality
Free extension providing on-the-fly code analysis in development environments
Apps and channels of Tidelift
its YouTube channel Tidelift (now Sonar) has 219 subscribers and 30 videos.
Videos from Tidelift
The most watched videos on Tidelift's YouTube channel, Tidelift (now Sonar) (219 subscribers). Click a video to play it here.
More on Tidelift (now Sonar).
Funding Insights of Tidelift
Tidelift has successfully raised a total of $73.5M across 3 strategic funding rounds. The most recent funding activity was a Series C round of $33.5 million completed in May 2022. 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 $73.5M
- Total Rounds 3
- Last Round Series C β $33.5M
- First Round $15M
(May 2018)
- Investors Count 5
All 3 funding rounds of Tidelift 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 |
|---|---|---|---|---|---|
| May 2022 | $33.5M | Series C | β | Dorilton | |
| Jan 2019 | $25M | Series B | β | General Catalyst, Foundry | β |
| May 2018 | $15M | Series A | β | General Catalyst, Foundry | β |
6 investors in total: 6 institutional.
Investors in Tidelift
Tidelift has secured backing from 6 investors, including venture fund and institutional investors. Prominent investors backing the company include Atlassian, Kaiser Permanente and Sonar.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
VC firm investing in tech sectors and PE firm investing in mid-market companies | doriltongroup.com | New York, United States | ||
Investment and transformation services for entrepreneurs in technology and finance sectors. | generalcatalyst.com | |||
Venture capital is invested in early-stage tech startups. | foundry.vc | Boulder, United States | ||
Integrated healthcare services and coverage are provided nationwide. | 1945 | kaiserpermanente.org | United States | |
Cloud-based enterprise collaboration suites are delivered for team productivity. | 2002 | atlassian.com | Sydney, Australia | |
Code quality and security issues are prevented through cloud-based reviews. | 2008 | sonarsource.com | Vernier, Switzerland |
Investor details for Tidelift
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
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People of Tidelift
34 people are tracked at Tidelift (13 in leadership, 21 in team).
| Name | Role | Group |
|---|---|---|
Havoc Pennington | Co-Founder | Leadership |
Luis Villa | Co-Founder | Leadership |
Donald Fischer | Co-Founder & CEO | Leadership |
Jeremy Katz | Co-Founder | Leadership |
Laura Wacrenier | Associate UX Director | Leadership |
Eyal Ben David | Chief Legal Officer | Leadership |
Fabrice Bellingard | VP Of Products | Leadership |
Nicolas Peru | Head Of Product Delivery | Leadership |
Olivier Gaudin | Founder & Co-ceo | Leadership |
Marco Paulo | Head Of Product UX | Leadership |
Derek Drennan | Chief Customer Officer | Leadership |
Tara Moriarty Kumpf | Head Of Global Employment Law | Leadership |
Tom Howlett | Global Product Director - Code Quality | Leadership |
Michael Lopez | Agile IT Portfolio Manager | Team |
Clarissa O'connell | CHRO | Team |
Bill Nottingham | Product Manager | Team |
Mallory C. | Senior Commercial Counsel | Team |
Zina Alaswad Ph.D. | Staff User Experience Researcher | Team |
John Clifton | Principal Product Manager | Team |
Simone Divakova | Domain Product Manager | Code Orchestration | Team |
14 more people are available in the full profile.
Complete people profiles for Tidelift
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
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Timeline of Tidelift
4 dated milestones of Tidelift across 7 years, from founding to its latest funding, stage changes and deals.
- Founded Tidelift is founded.
- Funding First funding round of $15.0M.
- Funding Latest funding round, Series C, of $33.5M.
- Exit Acquired by Sonar.
Competitors of Tidelift
Tidelift has 3 listed competitors in our database, 3 of them funded. They include Sonatype, Mend and FOSSA.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| sonatype.com | 2008 | Fulton, United States | $147.6M | 260 | Cloud based application management platform for developers | |
| mend.io | 2011 | Boston, United States | $121M | Open source component solutions are provided for application security. | ||
| fossa.com | 2015 | San Francisco, United States | $41.14M | 33 | Open source licenses and vulnerabilities are scanned automatically. |
Detailed competitors of Tidelift
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
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Verified entity values are shown only after access is granted.
Web traffic of Tidelift
The website of Tidelift (tidelift.com) receives about 5K visits a month.
- Monthly visits5K
▲ 38.7% vs previous month
Websites whose visitors overlap most with Tidelift. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| sonarsource.com | 100% | 1.1M | #47,418 | View details |
Top companies in Cybersecurity & Data Protection
3 companies that operate in the same segment as Tidelift (Cybersecurity & Data Protection) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Cloud based website security solutions | 2009 | San Francisco, California, United States | USD 332.1 M | USD 1.67 B | 7,330 | |
Cybersecurity and zero trust solutions are delivered for secure networks. | 2007 | San Jose, California, United States | USD 148 M | USD 3.35 B | 9,616 | |
Cloud-based identity management solutions are provided for enterprises. | 2002 | Denver, Colorado, United States | USD 136.89 M | USD 36.94 M | 821 |
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Related news about Tidelift
Complete news archive for Tidelift
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Frequently Asked Questions about Tidelift
Tidelift was founded in 2017 and raised its 1st funding round 1 year after it was founded.
Tidelift is headquartered in Boston, United States. It is registered at Boston, Massachusetts, United States.
Donald Fischer is the CEO of Tidelift, as recorded in our data. They have also founded this company.
Tidelift is a funded company, having raised a total of $73.5M across 3 funding rounds to date. The company's 1st funding round was a Series A of $15M, raised on May 2018.
Tidelift was founded in 2017 and is headquartered in Boston, United States. A subscription-based service is provided to software development teams, enabling the purchase and maintenance of open source software with professional support. An open source library of information is maintained, tracking over 2.6 million packages to assist in project discovery, application building, and dependency relationship analysis within the software industry.
Tidelift offers SonarQube, SonarCloud, and SonarLint.
Tidelift has 6 investors. Key investors include Atlassian, Kaiser Permanente, Sonar, Dorilton, and General Catalyst.
Yes. Tidelift was acquired by Sonar in December 2024.

