ArtrellionAdvocacy Infrastructure for the Data-Driven Era

Xpansiv / CBL Markets

Dominant spot exchange for voluntary carbon credits; operator of CBL.

Personalisation — person + organisation + alignment

Named recipient
John Melby (CEO), Joe Madden (President & COO), Russell Karas (Head of Carbon Market Development)
Executive leadership
Xpansiv / CBL Markets
Recent work
Melby appointed CEO Aug 2023. Madden and Karas long-tenured carbon-market leadership. CBL is the dominant spot exchange for voluntary carbon credits.

Signals the recipient responds to

Organisational context

Positions
Xpansiv / CBL is the market infrastructure for global environmental commodities spot trading.
Active initiatives
Quality-weighted listings; price transparency; product-tiering.
Pressures
Buyer demand for quality-differentiated tonnes; competition from CIX, ACX, ICE.

Specific alignment

Why this recipient benefits: CBL listing proof-pack-equipped credits as a differentiated tier with a quality-weighted pricing index bifurcates the market — high-quality tonnes trade at a premium, commoditised tonnes at a discount. Single most direct market-mechanism implementation of proof-pack disclosure.

Why now: Product-tier expansion cycles.

The ask: CBL product-tier integration meeting. Proof-pack schema; sample verified credits; pricing-index design.

Venue
Xpansiv / CBL Markets
Role
Dominant spot exchange for voluntary carbon credits; operator of CBL.

The ask

List proof-pack-equipped credits as a differentiated tier with a quality-weighted pricing index.

Why this venue

Xpansiv / CBL Markets is a key venue where per-tonne evidentiary disclosure becomes a priced attribute. A listing-level quality tier, a futures-contract specification, or a settlement-layer integration each produce the same market-design effect: buyers and sellers can discover price on quality. Proof-pack-equipped credits acquire a liquidity and pricing premium; unequipped credits trade at a discount. The market bifurcates — which is what a functioning commodity market is supposed to do.

The co-dependence network

Trellison Institute

Research and methodology.

Carbon capture research →

Artrellion

Policy and stakeholder engagement.

Carbon release arsenal →

LedgerWell

Operational verification.

Carbon business cases →

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