FT: Tether Execs Controlled Entities in Northern Data Mining Deal

A Financial Times investigation has alleged that top Tether executives were the secret beneficiaries of transactions involving Northern Data, the Frankfurt-listed miner backed by the stablecoin issuer. The report indicates a complex web of undisclosed ownership surrounding Damoon, a mining unit central to Northern Data’s recent expansion.

According to documents reviewed by the FT, the transaction involved entities controlled by Tether CEO Paolo Ardoino, CFO Giancarlo Devasini, and General Counsel Stuart Hoegner. The deal highlights a recurring pattern of opaque related-party transactions within the Tether empire, raising fresh governance questions for the operator of the $120 billion USDT stablecoin.

The Conflict of Interest

Northern Data, which counts Tether as a cornerstone investor, previously announced strategic moves involving Damoon. The FT investigation reveals that the counterparty in these high-value mining deals was not an independent third party, but firms owned by the very executives financing Northern Data. This circular capital flow effectively moved funds between public shareholder equity and private executive accounts.

The transaction highlights the opaque and interconnected corporate structures surrounding Tether… and could attract regulatory scrutiny.

The disclosure comes as Northern Data (Ticker: NB2.DE) pivots aggressively toward AI compute, attempting to rebrand away from pure-play crypto mining. The revelation that its mining divestitures or acquisitions involved secret executive vehicles complicates this narrative.

Institutional Context

This is not an isolated incident for Tether. The firm has historically operated with a lean, insular executive team and faced criticism for the lack of transparency in its reserves. By engaging in undisclosed deals with a publicly traded company they back, the executives risk triggering regulatory blowback in Germany (BaFin) and the EU, where corporate governance standards for listed entities are stringent. Investors in Northern Data may be forced to reassess the valuation of assets bought from or sold to the stablecoin operator’s leadership.

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Mark Zimmerman

// Technical Writer

Hi, I'm Mark. My journey into the blockchain industry began on the investment side, where I worked as a developer in charge of DeFi operations for a digital asset-focused firm, eventually becoming a partner. I transitioned from the financial side of crypto to the deep technical trenches as a Solidity developer, a central limit order book built on the Avalanche blockchain. That hands-on experience building decentralized applications gave me a rigorous understanding of the challenges developers face when working with distributed ledger technology. Currently, I work as a Technical Writer at CoinWatchDaily, where I focus on bridging the gap between complex low-level code and accessible developer education.

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