A Perth multi-millionaire tech mogul has been arrested and is facing extradition to the US over charges relating to an alleged $100 million texting scam.

Russian-born Zhenya Tsvetnenko — once the wealthiest person under 40 in WA — was raised in Perth and is a self-made millionaire after inventing the automatic SMS delivery service.

The 39-year-old father is due in Perth Magistrates Court on Tuesday. Credit:AVWEST

He and his wife Lydia, co-owner of Perth fashion label Zhivago, before having children were regulars on the Perth social scene and known for living the high life on his estimated $100 million personal fortune.

The rags-to-riches couple reportedly spent $1 million on their wedding and have been seen to splash their cash on luxury cars and private planes.