Zero Energy Homes

What Zero Energy Homes does

Zero Energy Homes is a Maine-based employee-owned cooperative that designs, builds, and sells net zero energy single-family homes targeting year-round Maine residents earning approximately 80% to 160%+ of Area Median Income. The company operates a panelized construction model today, with a modular manufacturing system planned for a future 15,000-20,000 sq ft facility, and delivers homes through a tightly integrated regional partner network rather than a single in-house production line.

The core product line consists of two standardized home models — the Osprey (2 bed / 1 bath, 896 sq ft) and the Fox Den (3 bed / 2 bath, 1,288 sq ft with insulated second-story expansion potential) — built to a common net zero specification: 10-inch walls, a well-insulated roof, triple-glazed windows, energy recovery ventilation, heat pump HVAC, and a roof-mounted solar array sized to match household load and grid-tied via net metering. Wall and roof panels are fabricated off-site by Maker Construction in western Maine, trucked to the foundation, and assembled in a single day, compressing a conventional 10-14 month stick-built timeline to roughly 4 months (as demonstrated on the Trenton build). More than 80% of materials are Maine-sourced, coordinated through Local WoodWorks. Design is by BrightBuilt Home, and on-site solar is provided by Maine Solar Solutions; Knickerbocker Group served as design-build partner on the third build.

The business model is one-time hardware sales of finished homes to individual buyers and institutional clients (developers, nonprofits, schools, hospitals), with reservations taken via $1,000 Letters of Intent and full payment on closing. The publicly cited price for the Osprey demonstration model is approximately $300,000 for buyers earning 80% of Area Median Income. Capital sources to date include a $200,000 State of Maine grant (November 2024), inclusion in the Governor's Maine Jobs & Recovery Plan grant program, a $515,584 funding round (January 2026), construction financing from the Elmina B. Sewall Foundation for the Searsport demonstration, and lending and co-op development support from the Cooperative Fund for New England. The company has executed three builds (Searsport, Trenton, Gorham) and is actively expanding from downeast Maine into southern Maine.

Name

Zero Energy Homes

Legal name

Zero Energy Homes

Website

https://zeroenergyhomes.coop

Company type

Private

Founded year

2023

Operating status

Operating

Headcount range

11–50 employees

Short description

Zero Energy Homes is a Maine-based employee-owned cooperative that designs and builds affordable net zero energy single-family homes using off-site panelized and modular construction, targeting year-round residents earning 80% to 160%+ of Area Median Income.

Ownership category

akta.pro rank

Product category

Net Zero Residential Home Construction

NAICS

Manufactured Home (Mobile Home) Manufacturing (321991), New Housing For-Sale Builders (236117), New Single-Family Housing Construction (except For-Sale Builders) (236115)

SIC

Lessors Of Real Property, Nec (6519)

akta.pro primary industry

Residential Green / High-Performance Home Construction (Net-Zero, Passive House) (IMAFABAH)

akta.pro secondary industry

Residential Affordable Housing Development & Construction (IMAFABAI)

Keywords

• Net zero homes
• Modular construction
• Affordable housing
• Panelized building
• Solar powered homes

Headquarters

HQ city

Mount Desert

HQ country

United States

HQ region

North America

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Operations, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Net zero home sales: One-time sale of new-construction net zero energy homes (Osprey, Fox Den models and a planned 3-bed/2-bath) to individual year-round homebuyers and institutional buyers; buyer signs LOI with a $1,000 deposit, then a final contract; revenue recognized on closing and move-in.
2. Grant and public funding income: Public funding to support operations and scale, including a $200,000 state grant and inclusion in the Governor's $7 million Maine Jobs & Recovery Plan grant program for Maine technology companies, used to fund manufacturing capacity and product development.

Pricing tiers

Go-to-market motion4 records

Core offering

Zero Energy Homes designs, builds, and sells net zero energy single-family homes for Maine residents, offering two standardized models—The Osprey (2-bed/1-bath, 896 sq ft) and The Fox Den (3-bed/2-bath, 1,288 sq ft)—delivered through off-site panelized and modular construction with tight thermal envelopes, heat pumps, energy-recovery ventilation, triple-glazed windows, and rooftop solar arrays. The company targets affordable housing buyers earning 80% to 160%+ of Area Median Income, uses more than 80% Maine-sourced materials, and operates as an employee-owned cooperative.

Product overview

Zero Energy Homes is a Maine-based homebuilder that operates as a single, unified net zero housing offering composed of standardized home models and the construction methods that deliver them, rather than a software platform with add-on modules. The portfolio centers on two core home models — The Osprey (2 bed / 1 bath, 896 sq ft) and The Fox Den (3 bed / 2 bath, 1,288 sq ft) — both built to a common Net Zero Energy Home Design Service specification (tight thermal envelope, efficient heat pumps and HVAC, energy recovery ventilation, triple-glazed windows, and a Maine Solar Solutions solar array). These models are delivered through two construction services from the same product line: a current Panelized Home Construction service (walls and roof panels built off-site and set in a single day) and a planned Modular Manufacturing production system for a downeast Maine facility. The Affordability program ties the models to year-round Maine buyers across roughly 80% to 160%+ of Area Median Income, with the Searsport Demonstration Home (14 Osprey Lane) serving as the first reference build of the Osprey model.

Differentiator

Problem solved

Functional benefit

Brands

• The Osprey: Zero Energy Homes' 2-bedroom, 1-bathroom home model with 896 square feet of finished space on the first floor; the company's first demonstration product, also referenced as the "Osprey" model.
• The Fox Den

Products and services

• The Osprey home model A net zero energy single-family home model with 2 bedrooms and 1 bathroom and 896 square feet of finished first-floor space, featuring a tight thermal envelope, heat pump HVAC, energy recovery ventilation, triple-glazed windows, and a rooftop solar array. Designed in collaboration with BrightBuilt Home and built with more than 80% Maine-sourced materials; targeted at affordable Maine homebuyers.
• The Fox Den home model A net zero energy single-family home model with 3 bedrooms and 2 bathrooms and 1,288 square feet of finished first-floor space plus an insulated second story available for future finishing. Available in panelized form, with modular availability anticipated for the end of 2026; targeted at families, multi-unit buyers, developers, and institutional purchasers.
• Modular Manufacturing (ZEH production system) Off-site modular construction of net zero homes using a planned dedicated 15,000-20,000 sq ft manufacturing facility, with year-round indoor production, bulk materials ordering, and lean/zero-waste operations; a core production system behind both The Osprey and The Fox Den home models.
• Panelized Home Construction Off-site panelized construction of net zero energy homes, where wall and roof sections are built in panels in a factory (e.g., Maker Construction in western Maine) and then trucked to the site and assembled on the foundation in a single day; currently available for the Fox Den model and the Searsport Osprey demonstration build.
• Affordable Net Zero Home Program A housing program targeting Maine households earning approximately 80% of Area Median Income (AMI) up to 160%+ AMI, prioritizing year-round residents, developers, nonprofits, and institutions such as schools and hospitals. Bundles project planning, LOI-based reservation, off-site manufacturing, set day, finish work, and closing around the 1-, 2-, and 3-bedroom net zero home models.
• Net Zero Energy Home Design Service Standardized high-performance home design service built around a tight thermal envelope, very efficient mechanical systems (heat pumps, HVAC, appliances), and a rooftop or ground-mounted solar array. Designs support modern or traditional styling and flexible customization, with 10" walls, a well-insulated roof, energy recovery ventilation, and triple-glazed windows, and form the engineering basis for The Osprey and The Fox Den.

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature5 records

Recent moves8 records

Expansion highlights6 records

Emerging players

• Dvele: Tech-forward modular home manufacturer with a strong self-powered/net zero performance story. Comparable in combining factory manufacturing with high envelope and energy performance, though positioned at the premium end of the market.
• Blokable: Modular housing company focused on high-quality, energy-efficient multifamily and residential buildings. Comparable in standardized factory-built housing with strong energy performance, though more weighted to multifamily and developer clients.

Direct peers

• BrightBuilt Home: Maine-based designer of high-performance, net zero ready home kits and plans. It is both ZEH's architectural/design partner and a direct peer selling net zero residential designs in the same regional market.
• Maker Construction: Western Maine panelized and modular builder that fabricates ZEH's wall and roof sections. Operates in the same cold-climate, panelized/modular construction niche and serves overlapping net zero home buyers in Maine.
• Method Homes: Prefab/modular builder focused on sustainable, high-performance single-family and accessory dwellings. Comparable in its use of factory-built, energy-efficient modular construction for residential customers.

Broad incumbents

• Plant Prefab: Larger California-based modular home factory with a sustainability-focused product line including net zero capable designs. Comparable in custom, factory-built, sustainable residential delivery, but operates at a broader, multi-state scale.

Regional players

• Bensonwood: New Hampshire-based timber frame and panelized builder of high-performance, net zero capable homes. Directly comparable in cold-climate, panelized, energy-efficient custom residential construction, though serving the broader Northeast rather than Maine specifically.
• Deltec Homes: North Carolina-based prefab round home builder with a net zero and high-performance product line. Comparable in factory-built, energy-efficient residential construction, but serves a different climate region and buyer segment.

Others

• MaineHousing: State housing finance authority that defines AMI thresholds ZEH prices against and is a key gatekeeper/information source for ZEH's affordable buyer pool. Not a builder peer, but a structural counterparty that shapes ZEH's addressable market.
• Cover (formerly Koto): Design-forward modular housing company. Adjacent peer in factory-built, design-led residential construction, but with a different aesthetic and pricing tier and not focused on cold-climate net zero.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/zeroenergyhomesmaine
• LinkedInlinkedin.com/company/zeroenergyhomes

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds1 record

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Zero Energy Homes