Product Reports Resources Pricing Login Book a demo

Theranos

Biotech & Life Sciences · Palo Alto, United States · Founded 2003

Blood testing and early disease detection services MoreLess

Theranos Inc. was a privately held health technology company that became a cautionary tale of Silicon Valley ambition. Founded in 2003 by a 19-year-old Stanford University dropout, Elizabeth Holmes, the company, originally named Real-Time Cures, set out with a compelling mission. Holmes, who studied chemical engineering before leaving Stanford, aimed to revolutionize the diagnostics industry. Her vision was inspired by her own fear of needles and an idea to develop a wearable patch for drug delivery and blood monitoring. She used her tuition money to launch the venture.

The company's central claim was that it had developed a proprietary technology capable of running hundreds of blood tests on just a few drops of blood obtained from a simple finger prick. This device, later known as the 'Edison' machine, promised to make blood testing faster, cheaper, and more accessible to consumers. The business model focused on establishing direct-to-consumer "Wellness Centers," primarily through a major partnership with Walgreens, to offer these tests at a fraction of the cost of traditional labs. Theranos also claimed its technology was deployed by the U.S. Department of Defense on the battlefield, a statement later proven false. The company raised over $700 million from private investors and venture capitalists, reaching a peak valuation of $9 billion between 2013 and 2014, making Holmes, on paper, the world's youngest self-made female billionaire.

In 2009, Ramesh "Sunny" Balwani, Holmes's then-boyfriend whom she had met as a teenager, joined the company as president and chief operating officer, despite having no background in medicine or medical technology. The company operated under a strict veil of secrecy, which would later be identified as a key factor in its ability to conceal its fraudulent activities. The turning point came in October 2015, when investigative journalism from The Wall Street Journal, spurred by whistleblowers, questioned the validity of Theranos's technology. It was revealed that the company was performing only a small fraction of its tests on its proprietary devices and was instead using commercially available, sometimes modified, machines from other manufacturers for the vast majority of its analyses. The results from its own technology were often inaccurate, leading to misdiagnoses for actual patients. Following these revelations, the company faced a cascade of legal and regulatory challenges, including investigations by the SEC, CMS, and federal prosecutors. Walgreens terminated its partnership, and Theranos voided two years of test results. In March 2018, the SEC charged Holmes and Balwani with massive, years-long fraud. Holmes settled the charges, agreeing to a $500,000 fine, relinquishing control of the company, and accepting a 10-year ban from serving as an officer or director of a public company. The company ultimately dissolved in September 2018. Both Holmes and Balwani were later indicted on criminal charges of wire fraud and conspiracy, and both were convicted and sentenced to over 11 and 12 years in prison, respectively. Keywords: Elizabeth Holmes, Sunny Balwani, blood testing, diagnostics fraud, Silicon Valley scandal, Edison machine, healthcare technology, medical diagnostics, Walgreens partnership, SEC fraud charges, wire fraud, corporate collapse, investigative journalism, whistleblower, venture capital failure, direct-to-consumer testing, medical device fraud, John Carreyrou, corporate governance failure, startup ethics

Talent graph

Theranos's talent

Book a demo to see the people
Team profiled 44 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 8 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

16 investors on Theranos's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 1 investor entered at this stage
Series A 2 investors entered at this stage
Rupert Murdoch
ATA Ventures
Series B+ 13 investors entered at this stage
Tako Ventures
The Lawrence J. Ellison Revocable Trust
Continental Properties
Walgreen
Jupiter Partners
Esoom Enterprise
B.J. Cassin
PFM Health Sciences
Blue Venture Fund
Palmieri Family Trust
Raymond Bingham
Puget Sound Venture Club
Fortress Investment Group

Global footprint

Where Theranos has talent and traffic

Workforce by country
1 countries with
team presence
🇬🇧 United Kingdom2.9%
1 country shown

Market sentiment

What the market is saying about Theranos

An AI-synthesized read of the highest-engagement posts about Theranos on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

See Theranos on the full Dealroom platform

Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.