About H5
H5 is a Professional & Legal Services company based in San Francisco (United States) founded in 1999, and was acquired by Lighthouse in July 2021. Technology-assisted review and e-discovery services are offered. H5 has raised $27.28 million across 6 funding rounds from investors including Lighthouse, IVP and Walden Venture Capital. The company has 150 employees. H5 offers products and services including eDiscovery Services, AI for Review, and Information Governance. Its focus areas include Enterprise Applications, Legal Tech, eDiscovery and MSP + SaaS. Its competitors include Lighthouse, Kazeon Systems and Complete Discovery; 2 of its 3 listed competitors have raised funding.
Company details
H5 was founded in 1999 in San Francisco, United States, within the legal technology sector. Services focused on technology-assisted review and e-discovery are provided to Fortune 500 companies and AmLaw 200 law firms. Customized solutions are delivered for litigation discovery, legal compliance, and information management. Offerings include e-discovery hosting, early case assessment, case review and preparation, keyword consulting, and related support.
- Headquarters San Francisco, United States
- Employees 150
- Stage Acquired
- SectorsProfessional & Legal Services
- Emailβ’β’β’β’β’β’β’β’
- Website h5.com
- Social LinkedIn X Facebook
- Acquired by Lighthouse (Jul 2021)
- Total Equity Funding$27.28M (USD)
in 6 rounds
- Latest Funding Round$395K (USD), Series C
Aug 2013
- InvestorsLighthouse
& 3 more
- Employee Count150
- Acquired byLighthouse
(Jul 2021)
Products & Services of H5
H5 offers a comprehensive portfolio of products and services, including eDiscovery Services, AI for Review, and Information Governance.
Platform for electronic data discovery in legal cases
AI tools for accurate document review and analysis
Services for managing records and minimizing regulatory risks
Funding Insights of H5
H5 has successfully raised a total of $27.28M across 6 strategic funding rounds. The most recent funding activity was a Series C round of $395 thousand completed in August 2013. 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 $27.28M
- Total Rounds 6
- Last Round Series C β $395,000
- First Round $6.5M
(Feb 2003)
- Investors Count 3
All 6 funding rounds of H5 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 |
|---|---|---|---|---|---|
| Aug 2013 | $395,000 | Series C | β | β | β |
| Mar 2013 | $4.11M | Series C | β | β | β |
| Nov 2005 | $1.28M | Series C | β | β | β |
| Oct 2005 | $15M | Series C | β | IVP, Walden Venture Capital | β |
| Mar 2004 | Series B | β | β | ||
| Feb 2003 | $6.5M | Series B | β | β |
4 investors in total: 4 institutional.
Investors in H5
H5 has secured backing from 4 investors, including venture fund investors. Prominent investors backing the company include Lighthouse, IVP and Walden Venture Capital.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Growth in technology companies is supported through venture capital. | ivp.com | Menlo Park, United States | ||
Seed and early-stage investments are focused on US companies. | waldenvc.com | Woodside, United States | ||
US focused VC firm | dfj.com | Menlo Park, United States | ||
Lighthouse is recognized for providing eDiscovery and AI-driven legal solutions. | 1995 | lighthouseglobal.com | Seattle, United States |
Investor details for H5
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
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Timeline of H5
4 dated milestones of H5 across 22 years, from founding to its latest funding, stage changes and deals.
- Founded H5 is founded.
- Funding First funding round of $6.5M.
- Funding Latest funding round, Series C, of $395K.
- Exit Acquired by Lighthouse.
Competitors of H5
H5 has 3 listed competitors in our database, 2 of them funded. They include Lighthouse, Kazeon Systems and Complete Discovery.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| lighthouseglobal.com | 1995 | Seattle, United States | $34.9M | 31 | Lighthouse is recognized for providing eDiscovery and AI-driven legal solutions. | |
| kazeon.com | 2003 | Mountain View, United States | $46M | 77 | Legal e-discovery and information management services are offered. | |
| cdslegal.com | 2005 | New York, United States | 201 | Offers eDiscovery, litigation support, data hosting, and managed services for legal matters worldwide. |
Detailed competitors of H5
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
- Benchmarks
- Competitive positioning
Verified entity values are shown only after access is granted.
Web traffic of H5
Websites that share an audience with H5 (h5.com).
Websites whose visitors overlap most with H5. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
iprocorp.com | iprocorp.com | 100% | β | ||
| h5datacenters.com | 68% | 680.7K | #2,660,919 | View details | |
bit-x-bit.com | bit-x-bit.com | 62% | β | ||
| indexengines.com | 61% | 2.1K | #6,023,238 | View details | |
| iconect.com | 61% | 1.9K | #8,350,469 | View details | |
| 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 8 similar websites and full traffic analytics for H5
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 8 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
Top companies in Legal Tech
3 companies that operate in the same segment as H5 (Legal Tech) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
AI-powered legal research assistance is provided to law firms. | 2022 | San Francisco, California, United States | USD 1.82 B | 1,840 | ||
Cloud and AI-based electronic signatures and contract management are provided. | 2003 | San Francisco, California, United States | USD 520 M | USD 3.22 B | 6,840 | |
Contract lifecycle management software is developed using AI-powered intelligence. | 2016 | San Carlos, California, United States | USD 154.69 M |
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Related news about H5
Complete news archive for H5
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
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Frequently Asked Questions about H5
H5 was founded in 1999 and raised its 1st funding round 4 years after it was founded.
H5 is headquartered in San Francisco, United States. It is registered at San Francisco, California, United States.
H5 is a funded company, having raised a total of $27.28M across 6 funding rounds to date. The company's 1st funding round was a Series B of $6.5M, raised on Feb 2003.
H5 has 150 employees.
H5 was founded in 1999 in San Francisco, United States, within the legal technology sector. Services focused on technology-assisted review and e-discovery are provided to Fortune 500 companies and AmLaw 200 law firms. Customized solutions are delivered for litigation discovery, legal compliance, and information management. Offerings include e-discovery hosting, early case assessment, case review and preparation, keyword consulting, and related support.
H5's top competitors include Lighthouse, Kazeon Systems and Complete Discovery.
H5 offers eDiscovery Services, AI for Review, and Information Governance.
H5 has 4 investors. Key investors include Lighthouse, IVP, Walden Venture Capital, and DFJ.
Yes. H5 was acquired by Lighthouse in July 2021.

