Insights

Energy Efficiency Focus ONI-Wärmetrafo GmbH specializes in energy-saving technologies and turnkey energy-optimized systems, presenting strong upsell opportunities for high-efficiency cooling, heating, heat recovery, and modular energy centers across industries seeking cost savings and sustainability.

Global Clientele With over 6,400 customers in more than 70 countries, ONI demonstrates a scalable delivery model and international project capabilities, suggesting opportunities to cross-sell standardized modules, maintenance plans, and financing options to multinational prospects.

Comprehensive Solutions Their end-to-end services from advisory and planning to turnkey installations, plus after-sales maintenance and service, indicate potential for value-added contracts, long-term service level agreements, and bundled financing for large-scale projects.

Financing Leverage Availability of financing alongside project planning points to a preference for outcome-based procurement; sales teams can position energy efficiency upgrades as capital-light investments with clear ROI, appealing to finance teams in target accounts.

Digital Readiness Existing tech stack elements and security-focused tools imply readiness for digital engagement, remote monitoring, and data-driven optimization services; propose partnerships for IoT-enabled monitoring, predictive maintenance, and usage analytics to expand recurring revenue.

Similar companies to ONI-Wärmetrafo GmbH

ONI-Wärmetrafo GmbH Tech Stack

ONI-Wärmetrafo GmbH uses 8 technology products and services including Usercentrics, Font Awesome, Underscore.js, and more. Explore ONI-Wärmetrafo GmbH's tech stack below.

  • Usercentrics
    Consent Management
  • Font Awesome
    Font Scripts
  • Underscore.js
    Javascript Libraries
  • PHP
    Programming Languages
  • Really Simple SSL & Security
    Security
  • KnowBe4
    Security
  • Apache
    Web Servers
  • Apache HTTP Server
    Web Servers

Media & News

ONI-Wärmetrafo GmbH's Email Address Formats

ONI-Wärmetrafo GmbH uses at least 1 format(s):
ONI-Wärmetrafo GmbH Email FormatsExamplePercentage
F.Last@oni.deJ.Doe@oni.de
100%

Frequently Asked Questions

What is ONI-Wärmetrafo GmbH's official website and social media links?

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ONI-Wärmetrafo GmbH's official website is oni.de and has social profiles on LinkedIn.

What is ONI-Wärmetrafo GmbH's SIC code NAICS code?

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ONI-Wärmetrafo GmbH's SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified NAICS code is 3332 - Industrial Machinery Manufacturing.

How many employees does ONI-Wärmetrafo GmbH have currently?

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As of July 2026, ONI-Wärmetrafo GmbH has approximately 108 employees across 2 continents, including EuropeAsia. Key team members include Head Of Hr / Personalleitung: M. F.Assistent Der Geschäftsleitung: A. F.Assistent Der Geschäftsleitung Oni Wärmetrafo Gmbh: T. K.. Explore ONI-Wärmetrafo GmbH's employee directory with LeadIQ.

What industry does ONI-Wärmetrafo GmbH belong to?

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ONI-Wärmetrafo GmbH operates in the Industrial Machinery Manufacturing industry.

What technology does ONI-Wärmetrafo GmbH use?

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ONI-Wärmetrafo GmbH's tech stack includes UsercentricsFont AwesomeUnderscore.jsPHPReally Simple SSL & SecurityKnowBe4ApacheApache HTTP Server.

What is ONI-Wärmetrafo GmbH's email format?

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ONI-Wärmetrafo GmbH's email format typically follows the pattern of F.Last@oni.de. Find more ONI-Wärmetrafo GmbH email formats with LeadIQ.

When was ONI-Wärmetrafo GmbH founded?

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ONI-Wärmetrafo GmbH was founded in 1983.
ONI-Wärmetrafo GmbH logo

ONI-Wärmetrafo GmbH

Industrial Machinery ManufacturingNorth Rhine-Westphalia, Germany51-200 Employees

ONI-Wärmetrafo GmbH is a German industrial machinery manufacturer focused on energy-efficient thermal systems. Its portfolio covers the full project lifecycle, from consulting and planning to turnkey construction of energy-optimized plants in areas such as cooling and refrigeration, heat recovery, climate control, and cleanroom technology. The company also provides modular energy centers, rental cooling facilities, compact cooling machines, tempering systems, water treatment, and compressed air supply, along with machine optimization and maintenance services.

Headquartered in Lindlar, North Rhine-Westphalia, the company has operated for more than four decades. Its global customer base includes more than 6,200 clients across over 70 countries, spanning small and medium-sized enterprises to multinationals.

Section iconCompany Overview

Website
oni.de
SIC Code
7299 - Miscellaneous Personal Services, Not Elsewhere Classified
NAICS Code
3332 - Industrial Machinery Manufacturing
Founded
1983
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $10M$25M

    ONI-Wärmetrafo GmbH's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    ONI-Wärmetrafo GmbH's revenue is estimated to be in the range of $10M$25M

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