Daniel Andreas San Diego

Daniel Andreas San Diego (born February 9, 1978) is an American domestic terrorism suspect who was listed on the FBI Most Wanted Terrorists list. He is a straight edge vegan environmentalist and animal liberationist who the FBI believes has unspecified ties to an Animal Liberation Brigade cell responsible for two bombings in 2003. San Diego is also believed by the FBI to have ties to Stop Huntingdon Animal Cruelty.

In November2024, San Diego was arrested near Conwy, Wales, by the UK's National Crime Agency, after more than 20 years on the run. In February 2026, Judge Samuel Goozee of the Westminster Magistrates' Court ruled that San Diego could be extradited to the United States. As of February 2026, the Home Secretary is yet to make the final decision, but Sky News noted that this is "expected to be a formality".

Background San Diego was born on February 9, 1978 in Berkeley, California, and grew up in San Rafael, California. He attended Terra Linda High School. He took classes at College of Marin and worked at San Rafael High School's radio station, KSRH, listening to heavy metal and rock music. As a young man, he gave up drugs, alcohol, meat, and milk products, taking an interest in the straight edge movement and becoming vegan. His landlord described him as "very nice and personable," mentioned his claim to be starting a new business venture of vegan marshmallows made without gelatin, and said that he had never given the impression of holding radical views on animal rights. The FBI claims this was all an act. Before the related bombings, SHAC targeted HLS customer Chiron and its employees with a series of actions, accusing them of being "puppy killers." The FBI believes the second bomb was timed to target first responders. Another bomb, wrapped with nails to produce shrapnel, exploded on September 26, 2003, at the Shaklee Corporation in Pleasanton, California, again causing damage but no casualties.

A group called the Revolutionary Cells – Animal Liberation Brigade claimed responsibility via an email message after each bombing, demanding the businesses terminate their involvement with Huntingdon Life Sciences and threatened future violence. FBI agents admit that they cannot prove San Diego has ties to the emails, but believe he has ties to the group that sent them. The FBI stated San Diego is suspected of having carried out the bombing. The bombing targets were chosen because they were both clients of Huntingdon Life Sciences. He discovered that he was being watched and on October 6, 2003, drove into downtown San Francisco, California, before disappearing from his still running car near a subway station. and first animal rights activist. In 2014, as part of the FBI's National Digital Billboard Initiative, San Diego was to be featured on electronic billboards throughout California, Massachusetts, Oregon, Nevada, and Florida, and along the US-Canada border in New York and Washington State. At one point, the FBI believed he was in the Northampton, Massachusetts, area. In early 2014, the FBI announced that they had "credible intelligence" that San Diego might be on Hawaii's Big Island.

San Diego was profiled on America's Most Wanted five times after his disappearance. Daniel Andreas San Diego was captured in Maenan, near Llanrwst in Conwy, North Wales. When arrested, he carried an Irish passport with the name "Danny Stephen Webb". He was sent to the HMP Belmarsh after his arrest.

In February 2026, Judge Samuel Goozee of the Westminster Magistrates' Court ruled that San Diego could be extradited to the United States. As of February 2026, The Home Secretary is yet to make the final decision, but Sky News noted that this is "expected to be a formality".