Gruppo AB, operating as the AB Group, is an Italian company specializing in energy sustainability solutions with a focus on cogeneration, biogas-to-biomethane upgrading, and emissions treatment. Founded in 1981 by Angelo Baronchelli in Orzinuovi near Brescia, it has developed into a global provider of integrated energy systems emphasizing efficiency, decarbonization, and circular economy principles.
The group structure centers on parent company AB HOLDING SPA, with subsidiaries handling engineering (AB Engineering), manufacturing and installation (AB Impianti), service and maintenance (AB Service), R&D (AB Grade), and specialized testing (AB Ambiente). Flagship technologies include ECOMAX® cogeneration units and BIOCH4NGE® membrane upgrading systems for biomethane production, alongside CO₂ liquefaction and emissions control solutions. All core production occurs at its modern facility in Orzinuovi, Italy, under a "Made in Italy" model.
Gruppo AB maintains direct operations in 22 countries across Europe, the Americas, Asia, and Australia, with over 1,400 employees and more than 2,100 plants installed worldwide representing over 2,300 MW of power. It serves diverse sectors including agriculture, industry, and energy, positioning itself as a key international player in sustainable energy technologies and a partner for clients seeking to reduce emissions and enhance energy independence.
Also known as AB Group, AB Holding S.p.A., and Gruppo AB S.p.A..
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Built for more than HUF 2.7 billion, the Szarvas plant will produce >7 million m3/yr of pipeline‑quality biomethane—replacing gas for ~8,500 households—using regional meat and agricultural wastes.
