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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersZurichOMPEX AG
OMPEX AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Ompex is the provision of energy services, particularly in the areas of: * Consulting * Trading & Portfolio Management * Process Support * Market access and settlement for electricity, gas, CO2 and certificates of origin. Ompex acts as an independent energy service provider and supports customers in mastering the challenges of the liberalized European energy markets.

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Offering

Products & services

Industry:Energy Suppliers
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OMPEX AG

✓ Offered6
Portfolio Solutions
Portfolio management for electricity, gas, CO2 and guarantees of origin; online tools, price and offer calculators, VaR risk management, reporting, hedging and procurement strategies.
Market Access & Optimization
Market access and optimisation for electricity and gas portfolios; balancing group and timetable management, spot and forward market access, post-scheduling, transport capacity and physical execution.
Consulting
Energy consulting with simulations for long-term electricity market development, assessment of power plants and investment projects, analyses of energy-economics topics, contract appraisal and support with concessions.
Energy portal
Online platform stromportfolio.ch for portfolio management, time series management, pricing, risk calculations, information sourcing, reporting and access to procurement data.
Energy procurement for energy utilities
Procurement solutions for energy utilities with direct wholesale market access, short-term optimisation across spot, intraday and balancing energy markets, as well as digital tools and price forecasts.
Energy procurement for large industry
Procurement models for large consumers with an all-in package or structured procurement, direct market access, risk diversification, real-time market monitoring and online reporting.
Trust & reputation

ranQ Trust Score of OMPEX AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

OMPEX AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
OMPEX AG scores 89.3 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.70.07%
OMPEX AG scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
OMPEX AG scores 37.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

OMPEX AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Birmensdorferstrasse 108
8003 Zurich

At a glance

Legal form
Corporation
UID
CHE-112.711.924
Founded
2006 · 20 years
Last commercial register change
August 3, 2026
Employees
11 to 20
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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