Carbon and climate advisory

Turn carbon complexity into clear, actionable insight

We support portfolio companies, GPs, and LPs in managing carbon and climate challenges - from efficient emissions insights to strategic alignment, transition planning, and risk-informed decision-making - turning ambition into practical, measurable progress.

 

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We  support organisations at different stages of climate maturity, meeting them where they are and providing advice and support that is appropriate to their context, ambitions, and constraints. Our approach is designed to help organisations build confidence and capability over time - from establishing credible foundations to addressing more complex strategic climate questions as expectations and maturity evolve.

Our work is digitally enabled and designed to be efficient, repeatable, and scalable, without losing the judgement and nuance required for more bespoke challenges. Alongside structured, data-driven services, we provide targeted advisory support across a wide range of carbon and climate topics, helping organisations progress from compliance and reporting towards more integrated, strategic climate management.

Our services

  • We provide a clear and reliable view of emissions across companies, portfolios, or products, tailored to your role as a portfolio company, GP, or LP

  • Our approach is pragmatic and time-efficient designed to minimise disruption and data burden for your teams

  • We provide support and guidance to strengthen your data collection processes and ensure they are fit for purpose

  • We ensure your GHG emissions are determined in alignment with leading international carbon accounting standards, applied proportionately to your maturity and objectives

  • We provide transparent treatment of assumptions, estimates, and data gaps, so you always understand what sits behind the numbers

  • Holtara provides a robust quality-control approach, including our triple-lock review process, to ensure consistency and credibility

  • We provide outputs that are immediately usable for strategy, target setting, portfolio analysis, and stakeholder discussions

  • Through  our digitally enabled approach, we provide a foundation that can be repeated and scaled over time as expectations, scope, coverage, and your maturity evolve.
Cliff Path Rocks Sunset Nature
  • We provide clarity on what climate ambition means for your organisation, portfolio, or capital strategy

  • We support you in understanding, selecting, and adopting appropriate climate and net-zero frameworks, aligned to your objectives

  • We provide translation of high-level commitments into concrete expectations for companies, portfolios, or investments

  • Our approach supports the development of targets, pathways, and metrics that are science-based, achievable, and decision-useful

  • We ensure alignment between climate ambition, business strategy, and capital allocation priorities

  • We provide you confidence that commitments are consistent, defensible, and within reach

  • We provide a clear reference point for strategy, transition planning, and performance tracking over time
Solar Panels On Farm With Sunrise
  • We provide a clear view of how an energy transition and decarbonisation can realistically be achieved over time

  • Our approach includes the identification and prioritisation of transition levers across operations, value chains, or portfolios

  • We provide insight into costs, dependencies, and trade-offs associated with different transition pathways

  • We help you develop practical transition plans that balance ambition with technical, operational, and financial feasibility

  • We help you evaluate to identify and consider options in addressing hard-to-abate emissions and structural constraints

  • We provide clear insight into the role of Environmental Certificates, and how they can be strategically used to support transition objectives
Electric Car Charging At Sunset
  • We use a structured, digitally enabled approach to identifying, assessing, and addressing climate-related risks and opportunities

  • We provide strategic insights into how physical and transition risks could affect value, performance, and resilience in the investment timeframe

  • We provide forward-looking analysis to inform long-term strategy under different climate and policy futures

  • We support the integration of climate risk into governance, risk management, and strategic decision-making processes

  • Our methodology helps create a clear understanding of your most material climate risks versus those that are less relevant in practice

  • We help you integrate climate risk thinking across companies, portfolio investment cycles, or investment strategies
Forrest Of Dark Green Trees
  • We provide strategic clarity on how climate considerations influence long-term direction and priorities

  • We develop insight into where climate creates risks, opportunities, or constraints for your business or investment strategy

  • We support you in positioning climate ambition credibly with investors, stakeholders, and counterparties

  • Our approach supports the integration of climate considerations into corporate or portfolio strategy, rather than treating them as standalone topics

  • We ensure alignment between climate strategy, value creation objectives, and capital allocation decisions

  • This results in a pragmatic approach that balances ambition with commercial and operational realities
Wind Turbines On Mountains With Pink Skys
  • Our approach includes the integration of climate considerations into existing decision-making, governance, and oversight structures
  • We provide support in defining roles, responsibilities, and processes that make climate part of business-as-usual

  • Our methodology includes practical approaches for embedding climate across portfolios, investment cycles, or organisational structures

  • We ensure consistency between climate ambition, risk management, and operational decision-making

  • Our approach supports proportionate governance that reflects your size, maturity, and role in the value chain

  • This supports an integrated strategy that evolves over time as expectations, capabilities, and priorities change
Apex Group Reports
Get credible GHG emissions insights without complexity
  • We provide a clear and reliable view of emissions across companies, portfolios, or products, tailored to your role as a portfolio company, GP, or LP

  • Our approach is pragmatic and time-efficient designed to minimise disruption and data burden for your teams

  • We provide support and guidance to strengthen your data collection processes and ensure they are fit for purpose

  • We ensure your GHG emissions are determined in alignment with leading international carbon accounting standards, applied proportionately to your maturity and objectives

  • We provide transparent treatment of assumptions, estimates, and data gaps, so you always understand what sits behind the numbers

  • Holtara provides a robust quality-control approach, including our triple-lock review process, to ensure consistency and credibility

  • We provide outputs that are immediately usable for strategy, target setting, portfolio analysis, and stakeholder discussions

  • Through  our digitally enabled approach, we provide a foundation that can be repeated and scaled over time as expectations, scope, coverage, and your maturity evolve.
Define credible climate ambition and alignment
  • We provide clarity on what climate ambition means for your organisation, portfolio, or capital strategy

  • We support you in understanding, selecting, and adopting appropriate climate and net-zero frameworks, aligned to your objectives

  • We provide translation of high-level commitments into concrete expectations for companies, portfolios, or investments

  • Our approach supports the development of targets, pathways, and metrics that are science-based, achievable, and decision-useful

  • We ensure alignment between climate ambition, business strategy, and capital allocation priorities

  • We provide you confidence that commitments are consistent, defensible, and within reach

  • We provide a clear reference point for strategy, transition planning, and performance tracking over time
Turn climate ambition into a credible transition plan
  • We provide a clear view of how an energy transition and decarbonisation can realistically be achieved over time

  • Our approach includes the identification and prioritisation of transition levers across operations, value chains, or portfolios

  • We provide insight into costs, dependencies, and trade-offs associated with different transition pathways

  • We help you develop practical transition plans that balance ambition with technical, operational, and financial feasibility

  • We help you evaluate to identify and consider options in addressing hard-to-abate emissions and structural constraints

  • We provide clear insight into the role of Environmental Certificates, and how they can be strategically used to support transition objectives
Integrate climate risk into strategy and governance
  • We use a structured, digitally enabled approach to identifying, assessing, and addressing climate-related risks and opportunities

  • We provide strategic insights into how physical and transition risks could affect value, performance, and resilience in the investment timeframe

  • We provide forward-looking analysis to inform long-term strategy under different climate and policy futures

  • We support the integration of climate risk into governance, risk management, and strategic decision-making processes

  • Our methodology helps create a clear understanding of your most material climate risks versus those that are less relevant in practice

  • We help you integrate climate risk thinking across companies, portfolio investment cycles, or investment strategies
Shape climate strategy and market positioning
  • We provide strategic clarity on how climate considerations influence long-term direction and priorities

  • We develop insight into where climate creates risks, opportunities, or constraints for your business or investment strategy

  • We support you in positioning climate ambition credibly with investors, stakeholders, and counterparties

  • Our approach supports the integration of climate considerations into corporate or portfolio strategy, rather than treating them as standalone topics

  • We ensure alignment between climate strategy, value creation objectives, and capital allocation decisions

  • This results in a pragmatic approach that balances ambition with commercial and operational realities
Embed climate into decision-making and governance
  • Our approach includes the integration of climate considerations into existing decision-making, governance, and oversight structures
  • We provide support in defining roles, responsibilities, and processes that make climate part of business-as-usual

  • Our methodology includes practical approaches for embedding climate across portfolios, investment cycles, or organisational structures

  • We ensure consistency between climate ambition, risk management, and operational decision-making

  • Our approach supports proportionate governance that reflects your size, maturity, and role in the value chain

  • This supports an integrated strategy that evolves over time as expectations, capabilities, and priorities change

Drive business value

End-to-end climate value creation

From baselining and risk assessment to net zero strategy and regulatory alignment, we simplify complexity with integrated advisory and digital tools that unlock clarity and accelerate action.

Global perspective, sector-specific impact

With experience across hundreds of companies in every major sector and geography, we bring the contextual insights needed to address diverse climate challenges.

Data-driven insights, measurable outcomes

Our proprietary data models and rigorous methodologies deliver carbon footprints, risk scores, and decarbonisation pathways that empower confident decisions and tangible climate progress.

Lake Mountains Sunny Nature

Speak with our experts

Raynard is a carbon and climate change expert with 13 years' experience. He has experience in climate change scenario analysis, climate risk assessment and management, developing decarbonisation strategies and pathways, carbon footprinting, measurement & verification, and sustainability auditing of CSRD disclosures. Raynard has previously worked with a broad range of financial institutions including banks, private equity, development finance institutions and multilateral development banks, as well as a range of listed and multinational corporates. He holds a PhD in Management & Development Engineering and has obtained certification in Sustainability  & Climate Risk from GARP.

Talk to an expert
Key contact:
Person image
Dr. Raynard Maneschijn
Advisory Lead – Carbon & Climate

Our partners

Blackrock
TA Associates
Adams Street
HPS
Genstar
Elysian