

Gridly set out to be a "home energy transition integrator": one place where a homeowner can understand what it takes to electrify their home and get it done. Before Gridly, that process was complex, expensive, and opaque.
The founders' vision was clear, but it lived in a genuinely messy domain. Every home is different. Heating, cooling, septic, and power systems vary house to house, and the data describing them is scattered across geographic and public records. The product had to absorb that complexity and hand the homeowner something simple: here's your plan, here's roughly what it costs, here's who can do the work.
This is the zero-to-one problem in its purest form: no existing product, a complex domain, and founders who needed a partner to take the idea from concept to working software.
The Gnar partnered with Gridly to design and build the platform end to end: a responsive web application on a React front end and a Ruby on Rails back end.
The experience is deliberately simple. A homeowner enters an address. The platform pulls geographic and public-record data on the home's heating, cooling, septic, and power systems, then recommends a set of electrification projects to cut fossil fuel use and overall energy consumption. Each project comes with a cost estimate, and the homeowner is connected with vendors who can do the work. The complexity lives in the system; the homeowner sees an action plan.
Gridly launched in March 2023, giving Massachusetts homeowners a free, simple way to plan their energy transition and supporting the state's goal of electrifying more than 175,000 homes.
In 2024, roughly 18 months after launch, Gridly was acquired by Elephant Energy, a home electrification company. For a zero-to-one product, that's the outcome that matters: the platform we built from an idea became an asset another company bought.
We were pleased with all aspects of the relationship with The Gnar Company.
- Daniel Barrett, COO, Gridly
Zero-to-one builds like Gridly are what our Custom Software Development solution is built for. Today that engagement starts with Ideate, a discovery sprint that ends in a milestone plan and a guaranteed build price, and the build ships under the triple guarantee: fixed price, guaranteed outcome, and a 12-month bug-free warranty. Plan it right. Build it once.
Start with a discovery sprint that ends in a guaranteed price, whether or not you build with us.
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