Cala Systems
Somerville, US · Founded 2020 · Delaware corporation · 20 employees on LinkedIn · 4 known investors
Cala makes an intelligent heat pump water heater that adjusts water heating to a home's daily hot water usage and integrates with solar, batteries, and variable electricity pricing to reduce energy use and cost. The product heats at higher temperatures and mixes water at the outlet to deliver more hot water for residential customers.
Founders & leadership
MR

Michael RigneyExecutive
Board
MT
Michael TingBoard director
DW
David WilsonBoard director
TF

Investors · 4
Reported raises · per SEC filings
Form D private placements$16.5M disclosed across 5 rounds · 2020–2025
▶$8.1MraisedFeb 2026 · 41 investors · Other TechnologyRule 506(b)
▶$8.1MraisedFeb 2026 · 41 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- David WilsonDirector
- Thomas FergusonDirector
- Michael RigneyExecutive Officer, Director
- Michael TingDirector
- Offering amount
- $11M
- Amount sold
- $8.1M
- First sale
- May 2025
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$1.9MraisedOct 2024 · 13 investors · Other TechnologyRule 506(b)
▶$1.9MraisedOct 2024 · 13 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Michael TingDirector
- David WilsonDirector
- Thomas FergusonDirector
- Michael RigneyExecutive Officer, Director
- Offering amount
- $2M
- Amount sold
- $1.9M
- First sale
- Oct 2024
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$5.3MraisedJan 2024 · 50 investors · Other TechnologyRule 506(b)
▶$5.3MraisedJan 2024 · 50 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Michael TingDirector
- Michael RigneyExecutive Officer, Director
- Hilary FlynnDirector
- Offering amount
- $5.5M
- Amount sold
- $5.3M
- Proceeds to insiders
- $346.7K
- First sale
- Dec 2023
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$550KraisedOct 2022 · 11 investors · Other TechnologyRule 506(b)
▶$550KraisedOct 2022 · 11 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Michael RigneyExecutive Officer, Director, Promoter
- Offering amount
- $1M
- Amount sold
- $550K
- Proceeds to insiders
- $90K
- First sale
- Oct 2022
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$772.5KraisedApr 2022 · 22 investors · Other TechnologyRule 506(b)
▶$772.5KraisedApr 2022 · 22 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Michael RigneyExecutive Officer, Director
- Offering amount
- $1.3M
- Amount sold
- $772.5K
- Proceeds to insiders
- $70K
- First sale
- Dec 2020
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 2
by search overlapPalmetto34 shared keywordsPalmetto is a company focused on advancing clean energy solutions and contributing to a global transition towards renewable energy.
Perchenergy29 shared keywordsPerch Energy connects residential and business electricity customers to local community solar farms, letting them subscribe without rooftop panels or home ownership to lower their electricity bills. It operates in the United States, managing solar projects—including some using agrivoltaics on agricultural land—and passing savings to subscribers.
Companies competing with Cala Systems for the same Google search keywords, organic and paid, via search-intersection analysis.
In the news
Frequently asked questions
- What does Cala Systems do?
- Cala makes an intelligent heat pump water heater that adjusts water heating to a home's daily hot water usage and integrates with solar, batteries, and variable electricity pricing to reduce energy use and cost. The product heats at higher temperatures and mixes water at the outlet to deliver more hot water for residential customers.
- Who are Cala Systems's investors?
- Cala Systems's investors include BURNT ISLAND VENTURES, Clean Energy Venture, Climate Capital, Leap Forward Ventures.
- How much funding has Cala Systems raised?
- Cala Systems has disclosed $16.5M raised across 5 rounds.
- Where is Cala Systems headquartered?
- Cala Systems is headquartered in Somerville, US.



