Insights

Sustainability Focus ista positions itself around reducing CO2 emissions in buildings through digital products and services, presenting a strong sustainability value proposition that can be extended to energy management, smart building solutions, and retrofit initiatives for existing portfolios.

Global Scale With over 6,300 employees in 20 countries and deployments in more than 14 million buildings and 460,000 customers, there are opportunities to upsell across regions and expand into new markets leveraging their established global footprint.

Digital Core The company bases its offerings on data management and digital workflows, suggesting strong alignment with cloud, IoT connectivity, analytics, and platform integrations for building management systems and energy optimization.

Revenue Momentum 2024 extended ista group revenue reached 1.22 billion euros, indicating financial health and capacity for extended services, upgrades, and subscription-based solutions to existing clients.

Scale Opportunities Large installed base in both residential and commercial real estate presents cross-sell potential for smart sensors, predictive maintenance, security and safety enhancements, and energy performance contracting across portfolios.

ista Tech Stack

Media & News

ista's Email Address Formats

ista uses at least 2 format(s):
ista Email FormatsExamplePercentage
First.Last@ista.comJohn.Doe@ista.com
100%

Frequently Asked Questions

What is ista's stock symbol?

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ista is a publicly traded company; the company's stock symbol is STAR-PG.

What is ista's official website and social media links?

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ista's official website is ista.ly and has social profiles on LinkedInCrunchbase.

What is ista's NAICS code?

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ista's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does ista have currently?

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As of July 2026, ista has approximately 2.3K employees across 6 continents, including EuropeAfricaAsia. Key team members include Ceo: H. L.Ceo Region North And Eastern Europe: B. M.Chief Executive Officer: T. Z.. Explore ista's employee directory with LeadIQ.

What industry does ista belong to?

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ista operates in the IT Services and IT Consulting industry.

What is ista's email format?

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ista's email format typically follows the pattern of First.Last@ista.com. Find more ista email formats with LeadIQ.

When was ista founded?

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ista was founded in 1902.
ista logo

ista

IT Services and IT ConsultingNorth Rhine-Westphalia, Germany1001-5000 Employees

ista is a global IT services and IT consulting company focused on reducing buildings' CO2 emissions through digital products and services. It manages data and processes to make homes and commercial properties more climate-friendly, safer, and more comfortable, with a digital-first approach that eases the transition to sustainable technologies. The company has deployed more than 45 million connected devices in support of its offerings.

Based in Essen, North Rhine-Westphalia, Germany, ista operates in about 20 countries and maintains a sizeable workforce. Its solutions reach over 14 million residential and commercial properties worldwide, serving more than 460,000 customers.

Section iconCompany Overview

Website
ista.ly
Stock Symbol
STAR-PG
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
1902
Employees
1001-5000

Section iconFunding & Financials

  • $1B$10B

    ista's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    ista's revenue is estimated to be in the range of $1B$10B

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