Haemanthus (company)
American blood testing startup
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Haemanthus (sometimes stylized as Hæmanthus) is an American blood testing startup founded by Billy Evans, partner of Elizabeth Holmes. Holmes founded Theranos in 2003, which purported to have developed similar blood tests. However, the claims by Theranos were false and Holmes and her partner were convicted of fraud, leading to the company's disestablishment and Holmes being sentenced to 11 years in prison.[1]

Haemanthus claims to use Raman spectroscopy, though this has not been demonstrated.
Background
Theranos Inc. was an American privately held corporation[2] that was touted as a breakthrough health technology company. Founded in 2003 by then 19-year-old Elizabeth Holmes, Theranos raised more than US$700 million from venture capitalists and private investors, resulting in a $9 billion valuation at its peak in 2013 and 2014. The company claimed that it had devised blood tests that required very small amounts of blood and that could be performed rapidly and accurately, all using compact automated devices that the company had developed. These claims were proven to be false.[3][4][5]
A turning point came in 2015, when medical research professor John Ioannidis, and later professor of clinical biochemistry Eleftherios Diamandis, along with investigative journalist John Carreyrou of The Wall Street Journal, questioned the validity of Theranos's technology. The company faced a string of legal and commercial challenges from medical authorities, investors, the U.S. Securities and Exchange Commission (SEC), the Centers for Medicare and Medicaid Services (CMS), state attorneys general, former business partners, patients, and others.[6] By June 2016, Forbes estimated that Holmes's personal net worth had dropped from $4.5 billion to "nothing".[7] After several years of struggle, lawsuits, and sanctions from CMS, what remained of the company was dissolved in September 2018.[a]
Holmes and former company president Sunny Balwani were charged with fraud by the SEC in 2018.[10] Holmes and Balwani were also charged with wire fraud and conspiracy. Holmes was found guilty on four counts in January 2022 and sentenced to 11 years and 3 months in prison.[11] Balwani was convicted on all 12 counts brought against him in July 2022, and in December 2022 was sentenced to 12 years and 11 months in prison and 3 years of probation.[12]
History
Haemanthus was incorporated in February 2024 by Billy Evans, the romantic partner of Holmes. They have two children and met in 2017 during the Theranos fraud investigation.[13] Haemanthus is named after the genus of flowering plants haemanthus, which has species known as the "blood lily".[14]
The company says that it is developing a device which will test blood, urine and saliva samples for disease, similar to the Theranos "Edison" device. Haemanthus intends to first test pets and later humans, for which the company says it will make a wearable device to do the testing.[14] The company claims to use Raman spectroscopy, a technique that can be used to characterize the chemical composition of a sample using its response to laser light. The company has one patent, filed in January 2025.[15]
In federal prison, Holmes reportedly advises Evans on the company but her role is not clear.[10] According to Fortune, the company has said that Holmes does not have a "formal" role in the company. Haemanthus has said that it is not a "Theranos 2.0".[16] Holmes has been banned from being either an officer or director of a public company, but this restriction does not include private companies. Haemanthus is a private company.[10] According to the company, it has received $3.5 million in funding from friends and family and is seeking an additional $15 million from other investors.[14]
Notes
- It was reported that Theranos became defunct on September 4th due to an email sent by then CEO David Taylor to Theranos shareholders,[8] though other reports state that Theranos remained active until its patents and most of its remaining assets were transferred to Fortress Investment Group the following week on September 12th.[9]