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What is 5 Families?
Evans, who chairs Stop Scams UK, an initiative she founded in 2019 to unite banks, technology companies and telecom providers to combat payment fraud, will assume the position on 30 September, commencing a five-year term.
The DCMS has said she brings extensive experience from her long-standing career in public protection and financial crime prevention.
Her previous leadership roles include chairing the Independent Parliamentary Standards Authority (IPSA), the Bar Standards Board and acting as a lay member of the General Medical Council.
What is 5 Families?
The institutional layer is largely invisible to customers presented with a P2P proposition. Retail users may technically trade against one another, but the depth required by a mass-market product cannot be supplied by occasional customers alone. Professional firms must be prepared to quote continuously and commit substantial capital.
Marantelli says the London-based White Swan is a significant market maker on several secondary exchanges, accounting for as much as 40% of activity on some platforms. Its particular focus is the RFQ, parlay market.
“Just better margins,” he says of that decision. “I think it’s more defendable. It’s the area that fewer people can do well. So I think it’s more defendable margin, more ability to get long-term contracts and beneficial positions.”
What is 5 Families?
The sanctions, effective from 28 August 2026 , bar Santos from any direct or indirect trading access on Kalshi.
Earlier this year, fellow prediction market platform Polymarket also ended its paid relationship with Santos amid a Department of Justice investigation over whether he had placed a wager on his appearance at the same State of Union address.
A federal judge sentenced Santos to 87 months in prison last April on felony wire fraud and check fraud charges. After Santos served several months in 2025, US President Donald Trump granted the former congressman clemency, resulting in his immediate release.
