Insights

Industry Leadership Eternalsun Spire is a recognized leader in solar testing technology with a proven track record of industry standards adoption, serving over 30 certification laboratories worldwide, which indicates strong market penetration and trust in their solutions.

Global Market Presence The company's products are essential for worldwide PV module manufacturing and research, presenting opportunities to expand into new geographical markets or strengthen existing customer relationships across different regions.

High-Quality Testing Equipment Specializing in high-end solar simulators renowned for repeatability and stability, there is a demand for advanced testing solutions among PV manufacturers seeking increased measurement certainty for quality assurance.

Research and Development Focus With its emphasis on enabling measurement control and certainty, there are opportunities to collaborate with research institutes and innovate new testing technologies aligned with evolving solar industry standards.

Financial Stability With an estimated revenue between 250 million and 500 million dollars, Spire Solar displays solid financial health, supporting investments in technological upgrades and expanding its customer base or service offerings.

Spire Solar Tech Stack

Spire Solar uses 8 technology products and services including WordPress, Open Graph, MySQL, and more. Explore Spire Solar's tech stack below.

  • WordPress
    Content Management System
  • Open Graph
    Content Management System
  • MySQL
    Database
  • Stimulus
    Javascript Frameworks
  • Recruitee
    Recruitment Marketing
  • HSTS
    Security
  • Google Tag Manager
    Tag Management
  • Nginx
    Web Servers

Media & News

Spire Solar's Email Address Formats

Spire Solar uses at least 3 format(s):
Spire Solar Email FormatsExamplePercentage
FLast@spiresolar.comJDoe@spiresolar.com
84%
Last@spiresolar.comDoe@spiresolar.com
11%
FL@spiresolar.comJD@spiresolar.com
5%

Frequently Asked Questions

Where is Spire Solar's headquarters located?

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Spire Solar's main headquarters is located at Wolga 11, The Hague, South-Holland 2491BK, NL. The company has employees across 5 continents, including North AmericaEuropeAsia.

What is Spire Solar's phone number?

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You can contact Spire Solar's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Spire Solar's stock symbol?

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Spire Solar is a publicly traded company; the company's stock symbol is SR-PA.

What is Spire Solar's official website and social media links?

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Spire Solar's official website is eternalsunspire.com and has social profiles on LinkedInCrunchbase.

What is Spire Solar's NAICS code?

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Spire Solar's NAICS code is 33441 - Semiconductor and Other Electronic Component Manufacturing.

How many employees does Spire Solar have currently?

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As of October 2025, Spire Solar has approximately 162 employees across 5 continents, including North AmericaEuropeAsia. Key team members include Ceo: F. V. R. V. A.Ceo: R. L.Ceo: M. L.. Explore Spire Solar's employee directory with LeadIQ.

What industry does Spire Solar belong to?

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Spire Solar operates in the Renewable Energy Semiconductor Manufacturing industry.

What technology does Spire Solar use?

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Spire Solar's tech stack includes WordPressOpen GraphMySQLStimulusRecruiteeHSTSGoogle Tag ManagerNginx.

What is Spire Solar's email format?

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Spire Solar's email format typically follows the pattern of FLast@spiresolar.com. Find more Spire Solar email formats with LeadIQ.

When was Spire Solar founded?

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Spire Solar was founded in 1969.
Spire Solar

Spire Solar

Renewable Energy Semiconductor ManufacturingNetherlands51-200 Employees

Eternal Sun B.V. acquired the solar PV testing division of Spire Solar in 2016. 

Eternalsun Spire is a leading manufacturer of solar simulators and integrated climate chambers for measuring the performance and reliability of PV modules. Eternalsun Spire serves a global customer base of PV module manufacturers, research institutes and test laboratories.Our mission is to contribute to the development and growth of the solar industry by enabling the highest degree of measurement control and certainty by providing high-end solar testing knowledge, technology and services. Eternalsun Spire simulators have renowned capabilities regarding repeatability, reproducibility, spectrum, uniformity, and stability.

Since 2002 the Spi-Sun Simulator has become the industry standard in module performance testing. It is now used by more than 30 standards testing and certification laboratories worldwide and is a staple in mass production lines around the globe.

Section iconCompany Overview

Headquarters
Wolga 11, The Hague, South-Holland 2491BK, NL
Phone number
Stock Symbol
SR-PA
NAICS Code
33441 - Semiconductor and Other Electronic Component Manufacturing
Founded
1969
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $250M$500M

    Spire Solar's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $250M$500M

    Spire Solar's revenue is estimated to be in the range of $250M$500M

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