Greg Newman
Co-founder & CEO
Group Chairman and Chief Executive. Stepped back from trading as Head of Crude in 2019 to drive the company's growth and strategic vision. BEng in Biochemical Engineering, UCL.
▸ The Democratisation of Oil TradingBuilding the financialoperating system forthe future of energy.
Onyx Capital Group is the world’s leading market maker in energy derivatives. We set the prices the market trades on, and we’re opening that access to everyone, from global institutions to individual traders.
The #1 liquidity provider for energy derivatives
A vertically integrated energy trading venue.
Liquidity feeds data. Data feeds services. And every turn makes the next one stronger. We’ve integrated the plumbing so it costs less and does more.
/ 01
Liquidity
The deepest liquidity in energy derivatives, made by us, on our own floors.
/ 02
Data
Out of that liquidity comes proprietary, heavy data no one else can source.
/ 03
Services
Access, execution and education, built on top and delivered through Flux.
The Flywheel
Every turn makes the next stronger
/ 01Liquidity
/ 02Data
/ 03Services
We make the markets, the contracts and the solutions this industry runs on. “Market maker” is just where it starts.
Three businesses. One group.
/ 01 / Onyx Commodities
Liquidity-as-a-service for professional traders and institutions.
Cutting-edge technology, expert market guidance and transparent pricing across crude, light ends, distillates, fuel oil, NGLs, metals and power & gas. Comprehensive liquidity delivered through Flux market-access solutions or our direct trading team, setting new standards for precision in the energy sector.
Visit Onyx Commodities →The numbers behind the market maker.
29%
Trading volumes growth
4-yr CAGR
$4T+
Notional traded / yr
+12.4% YoY
$62M
Assets under management (AUM)
Client money
+3k%
Founding investor return
since inception
$388M
Annual group revenue
YTD 2026*
30%
Market share
S2F contracts - YTD
*As of 27 July 2026.
Powering energy companies around the world
The all-in-one platform for the energy derivatives market.
The industry’s best live fair values and settlements, and by far the most cost-effective data solution available today.
A globally recognised executive team.
Omar Kayaam
Co-founder & CIO
Co-founder and Chief Investment Officer, overseeing operations and expansion of our world-leading market-making operation across two entities. M.Sc. and B.A. Hons. in Chemical Engineering, University of Cambridge.
▸ How We Made an Elite Trading Business