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Climate risk analysis for companies

 

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TL;DR: Climate risk analysis for companies at a glance

  • Climate risk analyses will be mandatory for many companies from 2025 at the latest - as part of the CSRD, EU taxonomy and supply chain law.
  • This affects not only corporations, but also many SMEs and suppliers.
  • Physical risks (e.g. extreme weather) and transitory risks (e.g. new regulations, market changes) are analyzed.
  • A systematic analysis not only provides regulatory certainty, but also clear competitive advantages: better insurance & credit conditions, more resilience in supply chains and new opportunities for innovation.
  • The guide shows steps & methods, practical examples and answers to the most frequently asked questions.

Climate risk analysis is becoming a mandatory task for companies in the EU and is a central component of CSRD, EU taxonomy and supply chain reports. Companies must systematically assess and disclose both physical climate risks (e.g. extreme weather, heat, flooding) and transitory risks (e.g. carbon pricing, new regulations, market changes). Methodological standards such as ISO 14090/14091 and specifications from the ESRS (European Sustainability Reporting Standards) provide the framework for this.

In this guide, you will learn how companies carry out a climate risk and vulnerability analysis (CRVA) step by step in accordance with ISO 14091 - with practical examples, internal links to in-depth articles and tips for integration into existing ESG systems. You can find the complete guide here: Climate Risk Analysis: Guidance & Management.

Why climate risk analyses are now mandatory

Since the CSRD Directive and the EU taxonomy came into force, climate risks are no longer just an issue for large corporations. In future, medium-sized companies will also have to systematically record and assess physical risks such as heat, heavy rain or drought as well as regulatory and market-related risks. The analysis includes the identification, assessment and management of risks and opportunities arising from climate change and the transition to a climate-neutral economy.

This obligation arises from, among other things:

  • CSRD - climate risks are part of the mandatory double materiality analysis and must be addressed in the sustainability report.
  • EU taxonomy - obligation to provide evidence of resilience and adaptability in the case of taxonomy conformity.
  • CSDDD - Risk-based approach to due diligence along the value chain, including environmental and climate risks. See also: Due diligence & CSDDD.

The methodical implementation usually follows the phases of preparation, analysis and integration into the corporate strategy in accordance with ISO 14090/14091. You can find out more about integration into sustainability reports in the ESG criteria & integration guide.

🛡️ Allianz Risk Barometer 2025: The top risks for companies

  • 1. cyber incidents (38%)
  • 2. business interruption (31%)
  • 3. natural disasters (29%)
  • 4. legislative/regulatory changes ( 25%)
  • 5. climate change (19%)
  • 6. fire, explosion (17%)
  • 7. macroeconomic developments (15 %)
  • 8. market developments (14 %)
  • 9. political risks & violence (14 %)
  • 10. new technologies (10 %)
Key Fact: Survey of 3,778 risk experts from 106 countries (Jan 2025).

At 38%,cyber incidents are once again by far the biggest risk - in first place both globally and in DACH.

To the original study

What is a climate risk analysis?

A climate risk analysis assesses the potential impact of climate change on companies, infrastructures or regions. It distinguishes between physical risks (e.g. extreme weather, heat, water scarcity) and transitory risks (e.g. political, regulatory or market changes due to the transition to climate neutrality).

The aim is to identify vulnerable areas, develop suitable adaptation strategies and systematically integrate long-term risks into decision-making processes. This is often based on recognized climate scenarios such as the IPCC RCPs or the Copernicus Climate Impact Explorer.

For companies, climate risk analysis is increasingly becoming mandatory due to regulatory requirements (e.g. climate risk analysis & financial planning) and investor expectations. It is also part of the double materiality analysis according to ESRS.

The methodology is usually carried out in accordance with recognized standards such as ISO 14091 or the recommendations of the Task Force on Climate-related Financial Disclosures (TCFD).

What climate risks are there?

Climate risks are divided into two main categories: physical risks and transitory risks. Both affect companies at a strategic, operational and financial level.

Physische Risiken

Physical risks

These risks arise directly from climate-related changes and extreme weather events such as

  • Heat waves & droughts
  • Heavy rain, floods, storms
  • Sea level rise
  • Changed vegetation & growing conditions
  • Damage to infrastructure and supply chains

Differentiation: Acute risks (e.g. extreme weather) vs. chronic risks (e.g. gradual temperature changes).

Transitorische Risiken

Transitory risks

They arise from the transition to a CO₂-neutral economy, for example through

  • New legislation (e.g. CO₂ pricing, EU taxonomy, CSDDD)
  • Technological change & innovations
  • Changes in consumer behavior
  • Market distortions or loss of reputation
  • Financing and insurance risks

Example: A company invests in new technologies to meet CO₂ requirements, but bears the risk that these technologies will not prevail on the market.

Many climate risk analyses also use the distinction between acute (short-term) and chronic risks (long-term trends such as changes in temperature or precipitation). This allows for a more targeted adaptation strategy.

Climate data & scenarios - the basis of the analysis

A well-founded climate risk analysis is based on reliable climate data - both historical and projected. In addition to local weather data and extreme weather statistics, standardized climate scenarios are essential for assessing future developments.

The IPCC scenarios with the so-called RCPs (Representative Concentration Pathways) and SSPs (Shared Socioeconomic Pathways) usually serve as a basis. They describe possible developments in emissions, temperature, extreme weather and socio-economic factors.

  • RCPs: Various emission pathways that depict different climate futures (e.g. RCP2.6 for ambitious climate protection, RCP8.5 for business-as-usual).
  • SSPs: Supplement the RCPs with socio-economic assumptions, e.g. population growth, technological development or political framework conditions.

It is good practice to consider several scenarios in parallel - such as a business-as-usual scenario(e.g. RCP8.5/SSP5) and a Paris-compatible scenario (e.g. SSP1-2.6) - in order to visualize the range of potential risks and opportunities. Depending on the sector and location, regional climate models (e.g. from Copernicus) may also be useful.

Tip: The selection of scenarios should always be documented transparently and reviewed regularly. You can find out more about interpretation here: Scenario planning for climate risks.

Climate risk quick check: Is an analysis worthwhile for your company?

Methodology: This is how a climate risk analysis works

The climate risk analysis is carried out in several consecutive steps. The aim is to systematically record and evaluate risks and derive appropriate options for action. A common process, which is based on established concepts of climate risk and vulnerability analysis (CRVA) and is in line with international standards such as ISO 14091 ("Adaptation to climate change - Guidelines for vulnerability, impacts and risk assessment"), comprises the following steps:

  1. Context analysis: company locations, business models and supply chains are considered with regard to climate risks. External framework conditions such as regulatory requirements or industry trends are also included.
  2. Exposure assessment: Identification of which climatic stressors (e.g. heat, heavy rainfall, flooding) can affect the company or individual locations.
  3. Sensitivity assessment: Analysis of how strongly the company or the location under consideration reacts to the respective stressors (e.g. through production losses, supply bottlenecks, infrastructure damage).
  4. Determination of adaptive capacity: Assessment of which existing strategies, structures or systems already reduce risks (e.g. emergency plans, structural measures, redundant suppliers).
  5. Vulnerability assessment: Combination of exposure, sensitivity and adaptive capacity to determine vulnerability. The results are often visualized in risk matrices.
  6. Prioritization & action planning: Derivation and evaluation of fields of action and adaptation strategies, prioritization according to urgency, effectiveness and cost-effectiveness.

Data sources, level of detail and tools used vary depending on the type of company, sector and location. For many companies, a pragmatic approach is the best way to start - for example, via site scans, qualitative interviews and step-by-step in-depth analyses. Modern software solutions and GIS tools can support and automate the analysis.

Tip: Involving relevant specialist departments and stakeholders increases the quality of the analysis and facilitates the implementation of measures.

Best practice: own climate risk analysis in practice

What I do myself: To show that I not only advise on climate risk management, but also actively implement it, I present my own analysis below, carried out according to current standards.

  • Initial situation: Hamburg location, small consulting company (SaaS + services). Analysis based on BMU guidelines, ISO 14091, EU taxonomy, CSRD.
  • Top 3 risks: heavy rain, storm surge, power failure at HQ.
  • Data basis & method: DWD regional data (RCP 4.5), Copernicus, own activity data, assessment using risk matrix.
  • Economic impact: >80% of the total damage potential up to 2035 is attributable to these three risks.
  • Measures & impact:
    • Targeted prevention and resilience measures led to 65% risk reduction in just 24 months (mobile property protection, UPS upgrade, multi-region failover).
    • Introduction of a shadow price of €160/t CO₂e for Scope 3 emissions to steer investments.
    • Anchoring in the budget, annual monitoring, review and readjustment.
  • Personal learning: "Even small companies benefit enormously from structured, data-based climate risk analysis. Transparency and consistent measures pay direct dividends in terms of resilience and better financing conditions."
Do you want to achieve similar results?
Contact me for a climate risk and vulnerability analysis that goes beyond mere compliance.

Measures & strategies for adaptation

A well-founded climate risk analysis not only reveals weaknesses, but also potential for action. Companies can develop targeted strategies to reduce their vulnerability and take advantage of opportunities. Typical measures include

  • Site-specific adaptation: structural measures such as heat protection, rain retention, flood protection or emergency planning for extreme weather events.
  • Strategic resilience: Diversification of supply chains, climate-proof investment decisions, adaptation of business strategy and development of new business models.
  • Data & early warning systems: Use of climate data, satellite information, risk dashboards and automated early warning systems to respond quickly to risks.
  • Governance & processes: Integration of climate risks into company-wide risk management, sustainability strategy and all relevant decision-making processes.
  • Partnerships & dialog: Collaboration with cities, industry initiatives, insurers or academia to develop robust solutions and transfer knowledge.
  • Employee qualification: training and raising employee awareness of climate risks and adaptation measures.

Integrating climate risks into existing management systems (e.g. ISO 14001, EMAS) or linking them to life cycle assessments (LCAs) is particularly effective. In this way, climate adaptation becomes part of corporate practice and contributes to long-term resilience and competitiveness.

Costs & benefits of a climate risk analysis

A professional climate risk analysis is far more than just a regulatory hook - it provides your company with real, sustainable benefits and creates a solid basis for future decision-making.

  • Risk transparency: Early identification of vulnerabilities, dependencies and specific threat scenarios in the value chain, locations and business models.
  • Regulatory security: Optimal preparation for CSRD, EU taxonomy, SFDR and CSDDD requirements - and reduction of liability risks.
  • Financial resilience: Reduction of potential losses, insurance premiums and investment risks through targeted precautions and adaptation measures.
  • Market advantages: Companies with a clear climate and adaptation strategy strengthen their reputation and improve access to capital.
  • Competitiveness & innovation: Strengthen innovation and adaptability and identify new opportunities in a changing world.
  • More efficient decision-making: Robust data for strategic investments, site selection and supply chain management.
  • Sustainability strategy: Climate risk analyses are an integral part of modern ESG and sustainability strategies and create trust among stakeholders.

What does a climate risk analysis cost?

The cost of a climate risk analysis depends on the scope, company size and complexity. Typical price ranges (as of 2025):

  • Basic analysis: from €5,000 to €20,000 (e.g. for individual locations or initial risk screenings)
  • Detailed analysis: €20,000 to €100,000 (incl. scenario modeling, supply chain and location analysis)
  • Group-wide analyses: from €100,000 (comprehensive, ongoing analyses for larger companies or groups)

In addition to individual projects, retainer models are also possible, which include continuous support and updating of the analyses.

Tip: Investing in a climate risk analysis usually pays off several times over - through lower damage costs, better financing conditions and a competitive edge. Subsidy programs can also reduce costs.

📊be Practical examples: How climate risk analyses help SMEs in concrete terms

  • Mini-case: Real estate company
    A medium-sized property manager analyzed the climate risks of several locations and identified two properties with an increased risk of flooding. Following targeted structural adjustments, the company was able to reduce insurance premiums and obtain more favorable financing.
  • Mini-case: food manufacturer
    A manufacturer in the food sector used a climate risk analysis to forecast heat waves and water shortages at its production site. By adjusting working hours and investing in water-saving technology, production downtimes in summer were avoided and supply contracts were secured.
  • Mini-case: Mechanical engineering
    A mechanical engineering SME integrated the results of the climate risk analysis directly into its environmental management system (e.g. ISO 14001). This made it possible to identify risks in the supply chain, select resilient suppliers and strengthen compliance with reporting requirements.
Advantages for SMEs:
  • ✓ More favorable insurance and credit conditions
  • ✓ Reduced production losses
  • ✓ Fulfillment of customer and reporting requirements
  • ✓ Better supply chain resilience

Further information & case studies:
SME Climate Hub - Success Stories
Allianz Risk Barometer
Munich Re NatCatSERVICE

Climate risk analysis example: how it works in practice

What does a climate risk analysis actually mean for your company? Using a real-life example from industry, we show you the systematic process according to ISO 14091 - from the initial hazard analysis to successful risk mitigation.

Practical example: Industrial company with multiple sites

Initial situation

The company: A medium-sized industrial company in the metal processing sector with 380 employees, production sites in NRW and Baden-Württemberg, annual turnover of €95 million

Challenge: After the heavy rainfall events in 2021 and increasing heatwaves, a systematic analysis of climate risks became unavoidable - not least due to new CSRD requirements and demands from the company's bank.

Phase 1: Screening of climate risks according to the EU taxonomy

All relevant climate risks were systematically examined in accordance with the requirements of Annex A of the EU taxonomy:

Climate risk Relevance Justification
Heat wave/heat stress HIGH Production halls without air conditioning, employee stress
Heavy precipitation HIGH NRW location near river, historical events
Storm MEDIUM Structures on buildings, outdoor storage areas
Drought/water shortage LOW Low water requirement in production
Temperature variability MEDIUM Precision production temperature-sensitive

Phase 2: Vulnerability assessment with climate scenarios

Based on the climate projections (RCP 4.5 and RCP 8.5) for the time horizons 10 and 30 years:

Physical risks (quantified):
  • Heat days >35°C: Increase from 5 to 18-28 days by 2050
  • Loss of productivity: -15% from 32°C indoor temperature
  • 100-year flood: becomes a 20-year event
  • Loss potential: € 3.2 million/year without adjustment
Transitory risks:
  • CO₂ pricing: € +480,000/year from 2026
  • CSRD compliance: reporting obligation from 2025
  • Customer requirements: CDP rating required
  • Financing: climate risks influence credit conditions

Phase 3: Development of the adaptation strategy

Following a systematic assessment, the following measures were prioritized and implemented

Immediate measures (2024): - Energy-efficient hall cooling (investment: € 950,000)
- Mobile flood protection walls (investment: € 280,000)
- Emergency plans and training
- Adjustment of the insurance cover
Medium-term (until 2027): - PV system 1.8 MW with storage
- Rainwater harvesting and infiltration
- Digital climate risk monitoring
- Alternative suppliers outside risk areas

Results after 12 months

65%
Reduction in climate-related
downtime
1.8 million €
Damage avoided
in the first year
2.8 years
Amortization of the
investments
-20%
Insurance premiums
through prevention

Lessons learned

"The structured climate risk analysis in accordance with ISO 14091 opened our eyes. The linking of climate data with our operational processes was particularly valuable. The investments already paid off in the first year - not only financially, but also through higher employee satisfaction and better credit conditions."

- Dr. Michael K., Technical Managing Director

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Methodological note: This analysis was conducted in accordance with ISO 14091 and EU taxonomy requirements. The data is based on regional climate projections from DWD and Copernicus Climate Change Service. Details anonymized.

Johannes_07-modified
Johannes Fiegenbaum
Sustainability consultant for companies & start-ups
With over 10 years of experience in ESG and tech strategies, he supports companies in their entry into climate risk analysis.
About the person

FAQ - Frequently asked questions about climate risk analysis

Why are climate risk analyses now mandatory for companies?

The obligation arises from new EU regulations such as the CSRD, the EU Taxonomy and the CSDDD. These require companies to systematically record and assess physical climate risks (e.g. heat, heavy rainfall) and transitory risks (e.g. regulatory changes) in order to ensure resilience and sustainability.

What is a climate risk analysis?

A climate risk analysis assesses the potential impact of climate change on a company by examining physical risks (such as extreme weather) and transitory risks (such as regulatory changes). The aim is to identify vulnerabilities and develop adaptation strategies.

What types of climate risks are there?

There are two main categories:
- Physical risks: e.g. heat waves, heavy rainfall, sea level rise
- Transitory risks: e.g. new laws, technological change, changes in consumer behavior

What methodology is recommended for climate risk analysis?

The analysis often follows the KRVA methodology (climate risk and vulnerability analysis) according to DIN EN ISO 14091, which includes steps such as context analysis, exposure assessment, sensitivity assessment, adaptive capacity assessment, vulnerability assessment, prioritization and action planning.

What data and scenarios form the basis of the analysis?

The analysis is based on historical and projected climate data as well as recognized scenarios such as the IPCC RCPs and SSPs. It is advisable to consider several scenarios in parallel in order to map various possible developments.

What typical measures can companies take to adapt?

Measures include structural adaptations (e.g. heat protection), strategic resilience (e.g. supply chain diversification), use of early warning systems, integration into governance processes and cooperation with external partners.

What are the benefits of a climate risk analysis?

A climate risk analysis increases risk transparency, provides regulatory certainty, strengthens financial resilience, improves market position and promotes competitiveness through better adaptation and innovation.

For which companies is a climate risk analysis relevant?

Since the CSRD Directive, not only large corporations but also medium-sized companies have been obliged to systematically record and assess climate risks.

How can the climate risk analysis be integrated into existing management systems?

The analysis can be easily linked to existing systems such as ISO 14001 or EMAS and can also be combined with life cycle analyses (LCAs) in order to firmly anchor climate adaptation in the company.

Are there practical examples of successful climate risk analyses?

The Federal Environment Agency provides guidelines for conducting climate risk and vulnerability analyses according to the EU taxonomy: Conducting a robust climate risk and vulnerability analysis according to the EU taxonomy. This can serve as a template for other companies.

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