ATB Group
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EXPERIENCE
ITALIAN
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ATB Group

Una organización industrial con sede en Italia, activa en más de 100 países con alrededor de 1.500 empleados y más de un siglo de historia en los sectores:

Heavy equipment

Un líder internacional en el diseño, fabricación, suministro, instalación y puesta en marcha de equipos pesados para la industria nuclear.

Hydro mechanical equipment

Desde más de un siglo somos líderes en el diseño, fabricación, suministro, instalación y puesta en servicio de tuberías forzadas, compuertas y equipos hidromecánicos para proyectos hidroeléctricos.

Civil Construction & Industrial Services

Más de treinta años de experiencia y especialización en construcción industrial y civil, en el diseño y construcción de obras de infraestructura y la gestión de plantas siderúrgicas.

En el mundo

Desde su fundación, ATB Group se ha fijado el objetivo de expandir su presencia en el escenario global para satisfacer las necesidades complejas y diversificadas del mercado.
En el mundo

Instalaciones

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Talleres: Roncadelle, Artogne (Italia) y Medellín (Colombia).

Roncadelle

Taller principal de ATB Group

Roncadelle Brescia - Italia Continuar

Colombia

Taller HME en Medellín, Colombia

Colombia Medellín – Colombia Continuar

Proyectos

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Explore nuestra cartera de proyectos y descubra algunos de los mejores trabajos que hemos realizado.
ATB Group trabaja en todo el mundo con::
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Noticias

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Siga las actualizaciones sobre las actividades de ATB Group en el mundo.
Certificación ASME NPT

Certificación ASME NPT

27 Jan 2026
Certificación ISO 19443

Certificación ISO 19443

19 Jun 2025
Adjudicado el proyecto hidroeléctrico de Pizançon

Adjudicado el proyecto hidroeléctrico de Pizançon

31 May 2025
Site C: puesta en servicio

Site C: puesta en servicio

11 Feb 2025
ATB Group for clean fusion energy

ATB Group for clean fusion energy

27 Jan 2025
ATB: 120 años de energía

ATB: 120 años de energía

20 Dec 2024
Proyecto hidroeléctrico de Nachtigal finalizado

Proyecto hidroeléctrico de Nachtigal finalizado

09 Aug 2024
Proyecto hidroeléctrico San Valentino completado

Proyecto hidroeléctrico San Valentino completado

28 Jun 2024

Noticias de las redes

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Sigue las novedades sobre las actividades de ATB en las redes sociales
News
27/01/2026
GROUP

ASME NPT certification

🎯 ATB RIVA CALZONI achieves ASME NPT certification
We are proud to announce that ATB RIVA CALZONI has obtained the ASME NPT Certificate of Authorization, a key requirement for the manufacturing of critical components for the nuclear island, designed in accordance with ASME Section III…

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News
24/12/2025
GROUP

Buone Feste 🎄✨

Con i migliori auguri di Buone Feste dalla Direzione di ATB GROUP,
unitamente ai propri collaboratori.

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Our best Wishes for a Merry Christmas and a Happy New Year ATB GROUP Management and all the Staff.

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News
19/12/2025
HME

Hydromechanical equipment for the Trojena project

We are proud to be involved in the #Trojena project, an ambitious development that requires advanced #Engineering solutions and strong industrial capabilities.

#ATBRivaCalzoni ’s participation confirms our experience in supporting complex infrastructure projects where #Quality,…

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News
11/12/2025
HE

Partecipazione al convegno “Nucleare in Italia: dal dire al fare”

✨ ATB Riva Calzoni al convegno “Nucleare in Italia: dal dire al fare” organizzato da Associazione Italiana Nucleare (AIN)

Siamo orgogliosi di aver partecipato all’evento che ha riunito istituzioni, aziende e rappresentanti della filiera per discutere il futuro dell’Energia Nucleare…

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News
27/11/2025
HME

Attending the British Hydropower Association Annual Conference

📆 We are pleased to confirm our attendance as delegates at the #BritishHydropowerAssociation Annual Conference, Exhibition & Dinner, taking place on 2–3 December 2025 in Glasgow.

📍 Our colleague Stefano Lazzaro will participate on behalf of #ATBRivaCalzoni, joining industry leaders…

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News
21/11/2025
HME

Koysha Hydroelectric Project (2,160 MW): Installation in Progress 🏗️

💦 Proud to contribute to one of #Ethiopia ’s most significant #RenewableEnergy projects with #EEP (Ethiopian Electric Power).

Our #TurnKey supply includes the full hydromechanical equipment package and #Large-scale #SteelPenstocks (10m in diameter).

Currently,…

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News
11/11/2025

Attending the NZSOLD ANCOLD Conference 2025

ATB Riva Calzoni at the NZSOLD ANCOLD Conference 2025!

📍 We are excited to announce our participation in the #NZSOLD #ANCOLD Conference, taking place from 19–21 November 2025 at the Te Pae Christchurch Convention Centre, Ōtautahi Christchurch, New Zealand.

This international…

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News
08/11/2025

A Domani Lavoro 2025

Oggi si è conclusa Domani Lavoro 2025!
Grazie a tutti coloro che si sono fermati al nostro stand per conoscerci e scoprire di più sul nostro mondo. È stato un piacere incontrarvi!

#DomaniLavoro #Recruitment #Networking #ATBRivaCalzoni #hydro #nuclear #energy

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News
06/11/2025
HE

In World Nuclear Exhibition 2025

ATB Riva Calzoni at the World Nuclear Exhibition 2025

📍 From November 4th to 6th, we had the pleasure of participating in the World Nuclear Exhibition (WNE 2025) in Paris, an event that confirmed the vibrant and forward-looking atmosphere surrounding the nuclear energy sector.

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News
28/10/2025
HE

France–Italy Nuclear Sector Meeting

🇫🇷 C’est un honneur pour nous d’avoir été conviés par Son Excellence M. Martin Briens, Ambassadeur de France en Italie, à une réunion réunissant les principaux représentants des secteurs nucléaires français et italien.

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🌍 Honoured for the invitation of his Excellency…

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News
23/10/2025
HME

Attending the HYDRO 2025 Conference

Enjoying attending the #HYDRO2025 Conference in Thessaloniki, Greece, and presenting our paper on gate operation in cold climates.

#ATBRivaCalzoni #ATBGroup #Hydropower #Energy #HydroMechanicalEquipment #Dams #Gates #Engineering #Innovation #PumpedStorage #CleanEnergy

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News
22/10/2025
HME

In HYDRO 2025, Thessaloniki

#HYDRO2025 in #Thessaloniki!
📍 Find our booth #050 in the exhibition area and take the chance to connect with our team for Insightful discussions and a showcase of our major projects all over the world and a demonstration of our technical capabilities.

Don’t miss the opportunity…

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News
21/10/2025
HME

Exhibiting at HYDRO 2025

Meet #ATBRivaCalzoni at #HYDRO2025!
Join us in Thessaloniki, Greece, from October 22nd to 24th for one of the most important global events in the #hydropower sector. 💦

📍 Our team will be at booth #50 in pavilion 12, ready to share insights and discuss opportunities for collaboration…

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News
16/10/2025
GROUP

Partecipazione a Domani Lavoro 2025

Anche quest'anno partecipiamo Domani Lavoro!

📍 Ti aspettiamo presso il Brixia Forum di Brescia al nostro Stand n. C87.

Un’occasione per poterci conoscere ed illustrarti le opportunità offerte da una realtà che opera in campo internazionale e che vanta oltre 120…

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News
15/10/2025
HME

In Business Hydro 2025, Grenoble

🇫🇷 Rendez-vous à Grenoble, #Alpexpo-38!

Nous serons heureux de vous accueillir au stand H11 les 14-15 octobre 2025 pendant les #RencontresBusinessHydro.

N’hésitez pas à venir échanger avec Maria et Christophe, qui seront à votre disposition pour vous présenter notre…

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News
15/10/2025
HME

In Clean Clean Currents 2025, Pittsburgh

#ATBRivaCalzoni is in #CleanCurrents2025, Pittsburgh, PA!!
North America’s largest event dedicated to #Waterpower and #GreenEnergy!
📍Come & Visit us at Booth #1220!

We look forward to meeting you and showing how our #turnkey #hydromechanical solutions support the future…

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News
10/10/2025
HME

Exhibiting at Business Hydro 2025

🇫🇷 #ATBRivaCalzoni sera présente aux 10èmes #RencontresBusinessHydro, les 14 et 15 octobre 2025 à Grenoble, France, organisées par #Hydro21.
Rendez-vous sur notre stand #H11 : notre équipe sera ravie d’échanger sur nos solutions #Hydromécaniques et sur la manière dont nous contribuons…

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News
09/10/2025
HME

Exhibiting at Clean Currents 2025

We are honored to announce that #ATBRivaCalzoni will be exhibiting at #CleanCurrents2025!

Join us together with National Hydropower Association in Pittsburgh, PA, from october 14–17, 2025, at the industry’s top event to showcase the power of water.

Meet our team of…

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News
07/10/2025
HME

World Nuclear Exhibition 2025!

📆 ATB Riva Calzoni is attending the World Nuclear Exhibition 2025!

ATB Riva Calzoni will be present at the World Nuclear Exhibition (WNE 2025), taking place from November 4 to 6, 2025, at Paris Nord Villepinte – Hall 6, France. Come visit us at Booth 129!

🌍 WNE is…

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News
10/09/2025
HE

Terra Innovatum - SOLO Partnership

Excited to start this journey with Terra Innovatum - SOLO supporting SOLO micro reactor commercialization!

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News
05/09/2025
HME

Participation in IHA Forum on Pumped Storage Hydropower

🌍 ATB Riva Calzoni at the IHA Forum on Pumped Storage Hydropower!

We are pleased to share that we will be attending the International Hydropower Association (IHA) Forum on Pumped Storage Hydropower, taking place at UNESCO Headquarters in Paris on 9–10 September 2025 🗓️.

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News
21/07/2025
HME

USACE & Marine Divine Solutions visit ATB HQ for Soo Gate project

ATB Riva Calzoni is pleased to welcome a delegation from the U.S. Army Corps of Engineers (#USACE) and our client #MarineDivineSolutions to its headquarter and workshops for the #Soo Gate Project in #SaultSaintMarie, #Michigan (#USA).

The visit was a great opportunity to present…

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News
11/07/2025

Certificate ISO 19443 obtained

✅ ISO 19443 | Certificato ricevuto! Un sentito ringraziamento a ICIM per il percorso svolto insieme e per la professionalità dimostrata.

#ISO19443 #nucleare #energianucelare #industrianucleare #nuclear
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🌍 ISO 19443 |…

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News
08/07/2025
HME

In AFRICA 2025, from gates to penstocks

#Africa2025 #Ghana From gates to penstocks, we power the flow! 🌎

💧 Join us at Stand 36 and connect with Stefano Lazzaro and Maria Ouahbi, #ATBRivaCalzoni experts in #Hydromechanical solutions for #Hydropower and #PumpedStorage projects.

#WaterStorage #SustainableDevelopment…

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News
07/07/2025
HE

Press: Corriere della Sera, sezione Economia

Sul Corriere della Sera, sezione Economia, si parla di noi!

ATB Riva Calzoni tra i protagonisti dell’industria nucleare italiana: storia, competenze e uno sguardo rivolto al futuro.

#CorriereDellaSera #Economia #EnergiaNucleare #Sostenibilità #NucleareItaliano #Excellence…

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News
05/07/2025
HME

Connect at #Africa2025 from July 8–10

🌍 Excited to connect at #Africa2025 in #Accra, #Ghana from July 8–10

🎯 #ATBRivaCalzoni will be at Stand 36, showcasing its expertise in #hydromechanical equipment and #steelpenstocks for major #dams, large-scale #hydropower, and #pumpedstorage projects.

👥 Let’s meet,…

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News
02/07/2025
HE

ATB Riva Calzoni at NPPES 2025

🌍 ATB Riva Calzoni at NPPES 2025 – Istanbul, Turkey 🇹🇷

We were proud to take part in the Nuclear Power Plants Expo & Summit (NPPES) held on July 1–2 in Istanbul — a key event for the development of the nuclear energy sector in Turkey and beyond.

Our Sales Manager –…

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News
01/07/2025
HME

Participation in AFRICA 2025

🌍 Join us at AFRICA 2025 – Stand #36! 🌍
📍 Labadi Beach Resort, Accra – Ghana
📅 8–10 July 2025

We’re thrilled to confirm #ATBRivaCalzoni's participation in #AFRICA2025, the 5th International Conference and Exhibition on #WaterStorage and #HydropowerDevelopment…

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News
19/06/2025
GROUP

Obtained the ISO 19443 certification

🔧 Siamo entusiasti di annunciare che ATB RIVA CALZONI SPA ha ottenuto con successo la certificazione ISO 19443! 🎉

📌 Questo standard internazionale, che definisce i requisiti per i sistemi di gestione della qualità nel settore #nucleare, rappresenta un traguardo significativo per…

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News
31/05/2025
HME

National Dam Safety Awareness Day 2025

#National Dam Safety Awareness Day 2025 🌍

🌊 On this #International #DamSafety Day, we are proud to announce that #ATBRivaCalzoni, in partnership with #PonticelliFrères, has been awarded the rehabilitation project of #Pizançon #Dam in #France, as part of #EDF ’s #DamImprovement…

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