Insights

Acquisition transition STE Energy has been acquired by Altenia as of June 2025, with merger finalization by July 1st. This presents an opportunity to engage through Alteniaโ€™s network and offer tailored renewables and hydrogen solution services aligned with the merged entityโ€™s strategic priorities.

Expansion footprint Active in Italy and international markets with multiple branch offices and over two hundred systems deployed, indicating continued demand for engineering, construction, and project management services in hydro, solar, wind, and energy storage.

Hydrogen and storage Experience in hydrogen power-to-power and power-to-gas systems along with BESS positions the company for collaboration on green hydrogen projects, storage optimization, and grid reliability initiatives for utilities and industrial clients.

Full-system integration Capability to engineer, procure, construct, commission and operate energy plants across civil, electrical, automation and water infrastructure provides cross-selling opportunities for control systems, SCADA upgrades, and maintenance contracts.

Financial opportunity Revenue scale suggests a mid-market to enterprise opportunity for services and solutions in renewable energy infrastructure, grid modernization, and energy optimization with potential for large-scale contracts post-merger.

Similar companies to STE Energy

STE Energy Tech Stack

STE Energy uses 8 technology products and services including jsDelivr, WordPress, Cookiebot, and more. Explore STE Energy's tech stack below.

STE Energy's Email Address Formats

STE Energy uses at least 5 email formats:
STE Energy Email FormatsExamplePercentage
F.Last@ste-energy.comJ.Doe@ste-energy.com
94%
L.First@ste-energy.comD.John@ste-energy.com
2%
Last@ste-energy.comDoe@ste-energy.com
3%
First@ste-energy.comJohn@ste-energy.com
1%
F.Last@alteniaenergy.itJ.Doe@alteniaenergy.it
100%

Frequently Asked Questions

What is STE Energy's official website and social media links?

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STE Energy's official website is alteniaenergy.it and has social profiles on LinkedIn.

How much revenue does STE Energy generate?

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As of October 2026, STE Energy's annual revenue is estimated to be $250M - $500M.

What is STE Energy's SIC code and NAICS code?

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STE Energy's SIC code is 4899 - Communications Services, Not Elsewhere Classified and NAICS code is 22111 - Electric Power Generation.

How many employees does STE Energy have currently?

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As of October 2026, STE Energy has approximately 164 employees across 5 continents, including Europe, South America and Asia. Key team members include Head Of Project Management Department: A. P., Head Of Department Legal Affairs: C. R. and Head Of Sales Department: D. B. Explore STE Energy's employee directory with LeadIQ.

What industry does STE Energy belong to?

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STE Energy operates in the Electric Power Generation industry.

What technology does STE Energy use?

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STE Energy's tech stack includes jsDelivr, WordPress, Cookiebot, Microsoft 365, Microsoft Azure, PHP, Contact Form 7 and Nginx.

What is STE Energy's email format?

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STE Energy's email format typically follows the pattern of F.Last@ste-energy.com. Find more STE Energy email formats with LeadIQ.

When was STE Energy founded?

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STE Energy was founded in 1995.
STE Energy logo

STE Energy

Electric Power GenerationVeneto, Italy51-200 Employees

STE Energy is an electric power generation company headquartered at 120 Viaduct Sorio Padova, Veneto 35141 Italy. Established in 1995 in Padua, it operates as a general contractor that develops, designs, builds, and manages energy production plants with a focus on hydroelectric, solar, and wind projects. The company also constructs hydrogen power-to-power and power-to-gas systems and battery energy storage systems worldwide. It has implemented more than two hundred systems in Italy and abroad and maintains branch offices in multiple countries. STE Energy collaborates with research centers and global suppliers to carry out engineering for preliminary and final projects, electrical and civil works, and plant assembly and start-up, prioritizing quality and efficiency. Since June 2025, STE Energy has been acquired by Altenia and integrated into the Terna Energy Solutions group, and the company employs 51-200 people.

Section iconCompany Overview

SIC Code
4899 - Communications Services, Not Elsewhere Classified
NAICS Code
22111 - Electric Power Generation
Founded
1995
Employees
51-200

Section iconFunding & Financials

  • $250M - $500M

    STE Energy's revenue is estimated to be in the range of $250M - $500M

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