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About Fathom

Our mission is to provide technical solutions to environmental problems. With the world continuing to face resilience, infrastructure, and pollution concerns, the innovation of technology must keep up to ensure sustainability. Our data-driven strategies allow our clients to be confident in their decision-making. We explore beneath the surface to uncover meaning, insight, and design that resonates.

fath·om

(noun) a unit of length (often water depth) equal to six feet.

(verb) to understand after much thought.

Together it means Deeper Understandings

About Me

Hi, I’m Andrew Sheerin, founder of Fathom Solutions. I turn abstract ideas into tangible, technical solutions that bridge innovation and environmental impact. With a Ph.D. in Environmental Engineering and a background in systems design, I’ve shifted my focus toward entrepreneurship—building tools that make sustainability smarter. My work centers on environmental modeling for water and infrastructure systems, building products that deliver data insights and decision support.

Solutions We Deliver

Practical expertise to move projects from data to decision.

Data Analytics

Turn complex datasets into clear, actionable insights for planning and policy.

GIS Specialist

Spatial analysis, mapping, and geoprocessing to understand place-based impacts.

Web-App Development

Lightweight, purpose-built tools that put your data to work for stakeholders.

Environmental Life Cycle Assessment

Calculate the environmental impact of your product, process, or service throughout the activity's life cycle

Projects

Selected tools and repositories we’re building.

SWPT

A streamlined workflow and performance toolkit for sustainability work—templates, data flows, and evaluation steps you can trust.

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LCA Pave

Life-cycle assessment tooling for pavements—compare materials, costs, and impacts across scenarios with transparent assumptions.

White Paper

Wind App

Lightweight wind resource viewer—map layers, quick stats, and exportable summaries to accelerate site screening.

White Paper

GitHub Repositories

Explore our public code—experiments, utilities, and app starters that power our projects.

View GitHub
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