H5 pioneered technology-assisted review over a decade ago, and today some of the largest and most respected Fortune 500 companies and AmLaw 200 law firms turn to H5 to help them cost-effectively meet their production obligations and gain the advantage in litigation. H5 provides highly accurate document review via our technology-assisted review service, combining advanced search technology with the expertise needed to implement it effectively and measurement protocols to validate the results. Our professionals have expertise in linguistics, statistics, computer science, law, information technology, process engineering, and e-discovery. Through our battle-tested approach, which has been independently proven to yield more cost-effective, consistent, and accurate results than any review method, we have helped clients save millions of dollars in document review costs and achieve billions in favorable legal outcomes.
Company Growth (employees)
San Francisco, US
Size (employees)
190 (est)-1%
H5 was founded in 1999 and is headquartered in San Francisco, US

H5 Office Locations

H5 has offices in San Francisco, Chicago, New York, Seattle and in 2 other locations
San Francisco, US (HQ)
595 Market St
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H5 Data and Metrics

Summary Metrics

Founding Date


Total Funding

$6.9 m

Latest funding size

$395 k

Time since last funding

about 4 years


H5's latest funding round in September 2013 was reported to be $395 k. In total, H5 has raised $6.9 m

Traffic Overview of H5

H5 Online and Social Media Presence

H5 News and Updates

Alaska identifies first case of H5N2 bird flu

ANCHORAGE, Alaska (AP) — The bird flu strain that wiped out millions of turkeys and chickens in the Midwest last year has been found in Alaska for the first time.State health officials say a positive sample of a highly pathogenic H5N2 strain of avian flu came from a mallard …

UK should consider prosecuting VW over emissions scandal - lawmakers

LONDON, July 15 (Reuters) - Britain should consider prosecuting Volkswagen over the diesel emissions scandal, a committee of lawmakers said on Friday, accusing the government of being too slow to decide whether the German automaker broke the law.

In race to be Asia's fintech hub, Singapore leads Hong Kong

SINGAPORE (Reuters) - Singapore is rushing to reinvent itself as Asia's financial technology, or fintech, hub to fend off a regulatory threat to its wealth management industry and revive a sluggish economy.

H5 Company Life and Culture

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