5 Climate Resilience Consulting Firms Worth Knowing in the US

Nari Park
Written by
Nari Park
Last edited: Sep 5, 2026

If you're serious about weathering what's next, these five firms bring the expertise to turn climate risk into a strategic advantage.

The Climate Resilience Consulting Landscape

Climate resilience consulting has moved from a niche concern to a boardroom priority. As extreme weather events become more frequent and severe, organizations across sectors are seeking partners to help them understand their risks, adapt their operations, and build long-term sustainability. The market now spans from specialized boutiques to global engineering giants, each offering distinct approaches—from strategic planning and capacity building to data-driven risk modeling and infrastructure design. For you, the challenge isn't finding help; it's finding the right fit for your organization's specific needs, culture, and budget.

How We Evaluated These Firms

We looked at each firm's service scope, depth of expertise, and how well they communicate their value to clients. We also considered their focus on practical implementation versus high-level strategy, and whether they offer tools or frameworks that you can use internally. Each firm brings a unique strength, and our goal is to highlight what stood out for each, not to declare a single winner.

Here's a quick snapshot of the five firms we're featuring, with their primary focus and what they're best for.

ProviderBest For
Climate Resilience ConsultingEnd-to-end resilience strategy and implementation
A-Squared Resilience Advisors LLCCustomized capacity building and program design
Milliman Climate Resilience ConsultingQuantitative climate risk modeling and insurance frameworks
SLR Consulting - Climate Resilience Planning & DesignIntegrated planning and engineering for infrastructure
Stanley Consultants - Climate Resilience ServicesAsset-level climate risk assessment and adaptation

The Five Firms, Examined

#1 Climate Resilience Consulting

Screenshot of Climate Resilience Consulting website A screenshot of the Climate Resilience Consulting website.

Climate Resilience Consulting is a veteran in the field, having created one of the world's first resilience strategies. They focus on strategy, implementation, and thought leadership, helping you prioritize resources and build climate-ready institutions. Their approach is hands-on, with services like project finance advising and stakeholder facilitation to keep your momentum going. They also emphasize equity-centered insight, which is crucial for community-focused projects. If you're looking for a partner that stays through implementation and measures outcomes, this is a strong choice. Their website clearly outlines their three pillars, making it easy to see how they can support you.

#2 A-Squared Resilience Advisors LLC

Screenshot of A-Squared Resilience Advisors LLC website A screenshot of the A-Squared Resilience Advisors LLC website.

A-Squared Resilience Advisors LLC is a nimble consultancy that partners with organizations to meet risk, adaptation, and resilience goals. They offer strategic collaboration, program design, capacity strengthening, and facilitation services, making them a versatile partner for both public and private sectors. What stands out is their focus on building your team's skills through customized learning experiences and technical resources. They also excel at designing and moderating forums that bring diverse stakeholders together, which is key for cross-sector initiatives. If you need a partner to help you integrate adaptation into your existing programs, A-Squared is a great fit. Their approach is collaborative and tailored, ensuring you get practical tools you can use immediately.

#3 Milliman Climate Resilience Consulting

Screenshot of Milliman Climate Resilience Consulting website A screenshot of the Milliman Climate Resilience Consulting website.

Milliman brings a data-driven, actuarial perspective to climate resilience, leveraging over 30 years of catastrophe modeling experience. They help you define scenarios, model hazards, and develop resilience options with clear insight into costs and benefits. Their focus is on insurable property hazards, making them particularly relevant for insurers, reinsurers, and investment funds. With advanced tools, they can zoom in on geographic precision, giving you a granular view of your risks. If you need to quantify climate risk in financial terms, Milliman is a powerhouse. Their expertise spans the entire insurance value chain, from capital providers to policy design.

#4 SLR Consulting - Climate Resilience Planning & Design

Screenshot of SLR Consulting - Climate Resilience Planning & Design website A screenshot of the SLR Consulting website.

SLR Consulting offers a broad sustainability practice that includes climate resilience planning and design. They help you balance environmental, social, and commercial priorities, ensuring long-term value for your business. Their strength lies in their multidisciplinary team, which covers advisory, planning, assessment, and engineering design. This makes them a good fit for infrastructure projects where you need both strategic guidance and technical execution. They work across sectors like energy, mining, and government, bringing global expertise to local challenges. If you're looking for a partner that can handle complex, large-scale projects, SLR is worth considering.

#5 Stanley Consultants - Climate Resilience Services

Screenshot of Stanley Consultants - Climate Resilience Services website A screenshot of the Stanley Consultants website.

Stanley Consultants, through its Resilient Analytics subsidiary, combines engineering expertise with 20 years of climate modeling and data analytics. They deliver data-driven solutions that prioritize human safety and protect capital investments. Their team of engineers, climate scientists, and urban planners has assessed weather impacts in over 100 countries. This global experience allows them to develop customized adaptation strategies for assets and infrastructure. If you need to safeguard physical assets against climate risks, Stanley Consultants offers a robust, analytical approach. Their focus on infrastructure makes them a solid choice for public and private entities with significant built assets.

How to Choose the Right Resilience Partner

Start by defining your organization's specific needs. Are you looking for high-level strategy, hands-on implementation, or quantitative risk analysis? Consider your sector and the scale of your projects—some firms excel in community-focused work, while others are better for infrastructure. Also, think about your internal capacity: do you need a partner to build your team's skills, or do you want them to take the lead? Finally, review their past work and client testimonials to see if their approach aligns with your culture. Don't be afraid to ask for case studies that mirror your challenges.

Streamlining Your Search with Automation

To efficiently compare these firms, you can use a simple spreadsheet to track their services, focus areas, and any pricing information you gather. Set up alerts for their blog posts or webinars to stay updated on their latest thinking. If you're evaluating multiple proposals, create a scoring matrix based on your criteria, such as technical expertise, cost, and responsiveness. This structured approach ensures you make an informed decision without getting overwhelmed.

Your Next Step Toward Resilience

Building climate resilience is not a one-size-fits-all endeavor. Each of these five firms brings a unique set of skills and perspectives, so the right choice depends on your organization's goals and constraints. Whether you need a strategic partner like A-Squared Resilience Advisors or a data-driven powerhouse like Milliman, the key is to start the conversation early. Reach out to a few of these firms, ask questions, and see who resonates with your vision. The sooner you act, the better prepared you'll be for whatever comes your way.

Nari Park

About the Author

An expert analyst specializing in data-driven insights, Nari Park has a passion for uncovering market trends. In her downtime is an avid landscape photographer.