Company
Sydney, NSW
Every published round Energy One took part in, and every parcel of existing shares it bought off another holder. Deals we hold but haven't published yet are not counted.
Companies Energy One has backed in a published round, and companies whose existing shares it bought off another holder.
| Company | What it does | First invested | Rounds | Led |
|---|---|---|---|---|
| No portfolio companies recorded yet. | ||||
Fund closes reported for Energy One, as distinct from the investments it has made.
Companies Energy One has backed that another company then bought. An exit for the holding, not a deal Energy One did.
| Company | Bought by | Kind | Announced | Price |
|---|---|---|---|---|
| No portfolio company of Energy One is recorded as having been acquired. | ||||
Companies Energy One acquired or merged with, per published coverage. Buying a company is not investing in one: nothing here counts in the deals column.
| Company | Kind | Announced | Price | Sources |
|---|---|---|---|---|
| GMSL | Acquisition | 19 Aug 2026 | $99.8m | fluxys.com, boldinvestors.com.au, Dealroom |
| Gas Management Services Limited (GMSL) | Acquisition | 19 Aug 2026 | $99.8m | stockwirex.com, newsnreleases.com |
| Name | Role | Sources |
|---|---|---|
| Andrew Bonwick | Chairman | stockwirex.com |
| Ben Tranier | CEO (former) | fluxys.com, newsnreleases.com, Business News Australia |
| Benjamin Tranier | CEO | stockwirex.com |
Stories naming Energy One. Where several outlets covered the same round, they are bundled under whichever ran the fullest account.
Energy One has agreed to buy gas software firm GMSL from Fluxys in an all-scrip deal valuing GMSL at A$99.8 million, with Fluxys taking an 18.26% stake in the combined group.
Also stockwirex.com
Dealroom reports Energy One, a Sydney-listed energy software provider, is acquiring GMSL, the UK software arm of Belgium's Fluxys, which in exchange becomes the listed company's largest shareholder.
The ASX-listed energy software firm has turned down Volue's sweetened $17-per-share cash offer worth $539.7 million, calling it opportunistic and undervalued, and pointing to its growth momentum under new chief executive Ben Tranier.