New Climate-Tech Companies In Massachusetts Are Changing The State's Energy Future

CBS Boston

October 23, 2025

Across Massachusetts, new climate-tech companies are hiring, aimed at changing the state's energy future in many ways.

In a quiet industrial park in Wilmington, engineers at Cala Systems are reimagining one of the most ordinary appliances in your home: the water heater. But this is not about plumbing. It is about potential.

Cala builds smart, predictive heat pump water heaters that can learn a household's habits and decide when to heat water based on electricity prices, solar production, and even grid forecasts. The system uses refrigerant coils to move heat from the air instead of generating it directly, which makes it far more efficient than a standard electric heater.

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