Ramesh “Sunny” Balwani, the former president and chief operating officer of Theranos, is serving a nearly 13-year federal prison sentence following his conviction for fraud tied to the failed blood-testing company. His case remains part of one of Silicon Valley’s most widely discussed corporate scandals.

Balwani, who was also in a relationship with Theranos founder Elizabeth Holmes, was convicted in 2022 on 12 counts of fraud. Prosecutors argued that he helped mislead investors about the company’s blood-testing technology and its ability to deliver reliable results.

As renewed interest in the Theranos scandal brings the case back into public discussion, many readers are asking where Sunny Balwani is now and what happened after the company collapsed.

Where Is Sunny Balwani Serving His Prison Sentence?

Balwani is incarcerated at a federal correctional facility in Lompoc, California, according to recent reports. He began serving his sentence in April 2023 after a court ordered him to report to prison following his conviction and sentencing.

In December 2022, a federal judge sentenced Balwani to 12 years and 11 months in prison. His expected release date has been reported as April 2033, although prison dates can change depending on applicable rules and official calculations.

Balwani has largely stayed out of the public spotlight since entering prison. Unlike the extensive media attention surrounding Holmes, his current circumstances are primarily known through court records and reporting on his sentence.

Why Sunny Balwani Was Convicted in the Theranos Case

Theranos was founded by Holmes with the promise of making blood testing faster, cheaper and more accessible. The company claimed its technology could perform numerous tests using only a small amount of blood, attracting major investors and reaching a multibillion-dollar valuation.

Investigations later exposed serious problems with the company’s technology. Theranos relied on conventional laboratory equipment for many tests, while questions about the accuracy and reliability of its proprietary systems undermined its central business claims.

Balwani served as president and chief operating officer and was involved in the company’s operations during the period covered by the prosecution. A jury convicted him of 10 counts of wire fraud and two counts of conspiracy to commit wire fraud in July 2022.

Sunny Balwani and Elizabeth Holmes Had Separate Trials

Balwani and Holmes were once romantic partners as well as senior figures at Theranos. They met in 2002 and later worked together as the company expanded, but their legal cases were tried separately.

Holmes was convicted in January 2022 on four counts related to defrauding investors. Balwani’s trial concluded several months later, with jurors finding him guilty on all 12 counts brought against him.

During Holmes’ trial, her lawyers presented allegations that Balwani had been abusive and controlling during their relationship. Balwani denied those allegations through his legal team. The claims formed part of the wider public discussion surrounding the former couple, but they were distinct from the fraud charges on which he was convicted.

Supreme Court Declines to Review Balwani’s Appeal

Balwani continued challenging his conviction after his trial ended. The Ninth Circuit Court of Appeals upheld the verdict in February 2025, leaving his convictions and sentence in place.

In October 2026, the U.S. Supreme Court declined to hear his appeal. That decision left the lower court ruling intact and marked another setback in his effort to overturn the conviction.

The legal outcome means Balwani continues serving his prison term unless a subsequent legal development changes his status. His case remains closely associated with the broader Theranos scandal and the questions it raised about corporate oversight, investor disclosure and accountability in the technology industry.