Joint Allocation Office (JAO SA) Email Format

UtilitiesLuxembourg, Luxembourg51-200 Employees

JAO S.A. is a mid-sized service company in the utilities sector that coordinates cross-border transmission capacity auctions to support the electricity market. The organization originated in 2008 as CASC-CWE and became JAO S.A. in 2015 after merging with Central Allocation Office GmbH. Based in Hamm, Luxembourg, its primary activity is to run auctions that allocate transmission rights across national borders, facilitating cross-border electricity trading.

Its client base includes more than 470 registered market participants and over 50 transmission system operators, illustrating its central role in the market. The company conducts more than 20,000 auctions annually, reflecting the scale of its operations. As a neutral service provider, it focuses on efficient capacity allocation within the electricity market.

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