On The Brink with Castle Island

On The Brink with Castle Island

Hosts Matt Walsh and Nic Carter of Castle Island Ventures explore news and deals in the public blockchain space and talk to some of the leading experts in the industry. Learn more and stay up to date at CastleIsland.vc and follow on twitter @CastleIslandVC

697 episodes On The Brink with Castle Island Updated 2026-08-20
697 episodes in On The Brink with Castle Island
2022-06-03

Weekly Roundup 06/03/22 (Insider trading in NFTs, takeaways from Oslo, B…

The original roundup cast return for a covid-stricken episode. In this r…
2022-05-31

Andrew Cahill and Saurabh Deshpande (The Block) on Ethereum L2 Scaling (…

Andrew Cahill and Saurabh Deshpande of The Block join the show. In this …
2022-05-27

Weekly Roundup 05/27/22 feat. Dan Matuszewski (VC dry powder, FTX' CFTC …

Matt returns with CMS Holdings' Dan Matuszewski, filling in for Nic, cov…
2022-05-23

Ric Edelman on The Truth About Crypto (EP.321)

Ric Edelman, the founder of Edelman Financial Services and the Digital A…
2022-05-20

Weekly Roundup 05/20/22 (Terra aftershocks, El Salvador’s Bitcoin summit…

Matt and Nic return for another week of news and deals. In this episode:…
2022-05-16

Jon Kol and Asa Oines (Abacus) on the Third Era of Interoperability (EP.…

Jon Kol and Asa Oines, cofounders of Abacus join the show to talk about …
2022-05-13

Weekly Roundup 05/13/22 (Terra collapses, FASB reconsiders Bitcoin accou…

Matt and Nic cover news and deals of the week. In this episode:  The CI…
2022-05-09

Mark Lamb (CoinFLEX) on crypto derivatives and stablecoins (EP.317)

Mark Lamb, co-founder and CEO of CoinFLEX joins the show. In this episod…
2022-05-06

Weekly Roundup 05/06/22 (Metaverse NIMBYism, the BMC EPA letter, the SEC…

Nic and Matt return for news and deals of the week. In this episode: Ma…
2022-05-02

Paul Prager (TeraWulf) Building a Zero Carbon Bitcoin Miner (EP.315)

TeraWulf cofounder and CEO Paul Prager joins us to talk about his experi…
2022-04-29

Weekly Roundup 04/29/22 (Elon buys Twitter, CAF Legalizes Bitcoin, Fidel…

Matt and Nic are back with news and deals of the week, joined by Dave Gr…
2022-04-27

Bruce Fenton on running for Senate in New Hampshire (EP.313)

Longtime Bitcoiner Bruce Fenton re-joins the show. In this episode we di…
2022-04-25

Pat Larsen (ZenLedger) on the State of Crypto Taxes (EP.312)

Pat Larsen, founder and CEO of crypto tax prep company ZenLedger, joins …
2022-04-22

Weekly Roundup 04/22/22 (Elon's Twitter purchase, the US sanctions BitRi…

Matt and Nic return for another week of news and deals. In this episode:…
2022-04-20

Adam Jackson (Braintrust) on Building a Web3 Talent Network (EP.310)

Adam Jackson, co-founder and CEO of Braintrust, a web3 talent network jo…
2022-04-18

Josh Mandel on Running on a Pro Bitcoin Platform (EP.309)

We sit down with Ohio Senate Candidate Josh Mandel to cover his race, pl…
2022-04-15

Weekly Roundup 04/14/22 (FDIC stalls bank crypto activity, Bitcoin 2022 …

Matt and Nic return for a post-conference episode. This week we cover:  …
2022-04-14

John Adler (Fuel Labs, Celestia) on building the fastest modular executi…

In the second episode in our modular blockchain mini-series, we sat down…
2022-04-13

Paolo Fragomeni (Socket Supply Co) on the Definition of web3 (EP.306)

Socket Supply Co founder and CEO Paolo Fragomeni joins the show to discu…
2022-04-11

Andrew Myers and Brock Peterson (Satoshi Energy) on Monetizing Renewable…

Andrew Myers and Brock Petersen of Satoshi Energy join the show to cover…
2022-04-01

Weekly Roundup (04/01/22) (Greenpeace and Chris Larsen attack Bitcoin, …

Nic and Matt return for another week of news and deals. In this episode:…
2022-03-30

Ben Gagnon (Bitfarms) on Separating Fact from Fiction in Bitcoin Mining …

Ben Gagnon, the Chief Mining Officer at Bitfarms, joins the show. In thi…
2022-03-28

Michael Sonnenshein and Craig Salm (Grayscale) on the GBTC ETF Applicati…

Michael Sonnenshein and Craig Salm of Grayscale Investments join the sho…
2022-03-25

Weekly Roundup 03/25/22 (Terra buying BTC, a new ETF timeline, Russia ac…

Matt and Nic return for more deals and news. In this episode:  Brink Na…