SunWind

What SunWind does

SunWind, LLC is a privately-held, founder-operated renewable energy installation contractor founded in 2009 and domiciled in Massachusetts, serving residential and commercial customers in Cape Cod, Nantucket, and Eastern Massachusetts. The company's core offering is turnkey design and installation of solar photovoltaic (PV) systems, solar thermal systems, small-to-medium wind turbines, and battery energy storage systems; services extend from site assessment and custom system sizing through permitting, utility interconnection, and incentive program enrollment. The technology stack is composed of certified integrations with third-party hardware (REC, Solaria, Meyer Burger, Generac, and Trina panels; Enphase IQ8 microinverters and IQ Batteries; Tesla PowerWall; FranklinWH aPower 2; Sonnen ecoLinx) rather than proprietary IP, with smart-home/automation interoperability positioned as a partner-delivered benefit.

The business model is a one-time installation-fee contractor model, with revenue derived from project-based installations and ancillary services around incentive facilitation (federal 30% tax credit, MA $1,000 state credit, SMART program, REC program with 10-year customer payments, and a Nantucket rebate of up to $6,000). Customer financing is handled through partner lenders (Cape Cod Five Bank, First Citizens, Bank 5, LightStream, EZ Solar Loan, Adobe Energy). Go-to-market is consultative, direct field sales with a no-pressure approach, supported by a Wix-hosted website, organic social (Facebook, Instagram), and customer referrals rather than paid acquisition. The customer mix skews to residential property owners and local SMBs, with a specialized Nantucket practice handling island-specific HDC approvals and National Grid interconnection. The single named decision-maker is owner Tim Holmes; no headcount, revenue, external funding, or institutional ownership is disclosed.

Name

SunWind

Legal name

SunWind, LLC

Website

https://sunwindllc.com

Company type

Private

Founded year

2009

Operating status

Operating

Headcount range

1–10 employees

Short description

SunWind, LLC is a Massachusetts-based, owner-operated renewable energy contractor founded in 2009 that designs and installs solar PV, solar thermal, wind turbine, and battery storage systems for residential and commercial customers in Cape Cod, Nantucket, and Eastern Massachusetts.

Ownership category

akta.pro rank

Product category

Solar Installation Services

NAICS

Solar Electric Power Generation (221114)

akta.pro primary industry

Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System) (EUAMABAB)

akta.pro secondary industry

Solar Thermal & CSP Systems (Collectors, Receivers, Thermal Storage, CSP EPC) (EUAMABAL)

Keywords

• Solar installation services
• Renewable energy contracting
• Battery storage systems
• Wind turbine installation
• Energy efficiency upgrades

Headquarters

HQ city

Orleans

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Solar PV Installation: Turnkey design and installation of solar photovoltaic systems for residential and commercial properties. Revenue is generated through one-time installation fees. The company offers multiple financing options including direct ownership, loans through partners like Cape Cod Five Bank and LightStream, and participates in the Mass Solar Loan program.
2. Wind Turbine Installation: Installation and maintenance of small-to-medium wind turbine systems as an alternative energy solution for properties where wind makes more sense than solar.
3. Battery Storage Systems: Installation of battery backup systems including Tesla PowerWall, Franklin aPower 2, Enphase Batteries, and Sonnen systems. These systems are eligible for the 30% federal tax credit and SMART program incentives when charged by PV.
4. REC Program Facilitation: SunWind handles all paperwork to enroll customers in the Massachusetts Renewable Energy Certificate (REC) Program. Customers receive monthly payments for all solar power generated over a 10-year period. RECs are sold to utility companies through third-party aggregators.
5. Adobe Energy Partnership: As a preferred contractor for Adobe Energy's Energy Saver Home Loan Program, SunWind facilitates financing for eligible Massachusetts homeowners for energy-related improvements including solar, heat pumps, and weatherization.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

SunWind provides turnkey design and installation of alternative energy systems for residential and commercial property owners, including solar photovoltaic (PV) systems, solar thermal hot water systems, and small-to-medium wind turbines. The company also installs battery storage (Tesla PowerWall, FranklinWH aPower 2, Enphase, Sonnen) and manages all permitting, utility interconnection, and incentive program enrollment on behalf of customers across Cape Cod, Nantucket, and Eastern Massachusetts.

Product overview

SunWind is a renewable energy installation company offering turnkey solar power (photovoltaics), Solar Thermal, and small-medium wind turbine systems. Their core offerings include residential and commercial solar PV installations, energy storage systems (battery back-up), ground-mounted arrays, and solar carports. The company serves Cape Cod, Nantucket, and Eastern Massachusetts with a full-service approach handling site assessment, design, permitting, installation, and incentive facilitation. Their product portfolio features equipment partnerships with Enphase (IQ microinverters and batteries), Tesla PowerWall, FranklinWH aPower 2, Sonnen, REC, Solaria, Generac, and Meyer Burger. They also facilitate financing through multiple lenders and manage incentive programs including federal tax credits, Massachusetts state credits, SMART, and REC programs.

Differentiator

Problem solved

Functional benefit

Products and services

• Solar PV Systems (Residential & Commercial) Turnkey design and installation of photovoltaic (PV) solar power systems for residential and commercial properties, including roof-mounted, ground-mounted, and solar carport configurations. Sized to offset electric bills via net metering.
• Energy Storage Systems Certified installation of battery backup systems paired with solar PV, including Tesla PowerWall, FranklinWH aPower 2, Enphase IQ Batteries, and Sonnen ecoLinx, eligible for the 30% federal tax credit and SMART incentives when charged by PV.
• Small-Medium Wind Turbine Systems Installation and maintenance of small-to-medium wind turbine systems as an alternative energy solution for properties where wind makes more sense than solar, including repair of existing systems.
• Solar Thermal Systems Solar thermal systems for hot water generation alongside photovoltaic installations.
• Nantucket Solar Installation Services Specialized solar installation services for Nantucket island including HDC application submission, building permits, National Grid interconnection, and local rebate facilitation up to $6,000.
• Payment and Financing Options Direct ownership, loan financing, and lease guidance with partner institutions including Cape Cod Five Bank, First Citizens, Bank 5, LightStream, EZ Solar Loan, and Adobe Energy programs.
• Incentive Program Facilitation

Quantifiable outcome

• Residential customers typically see 5-6.5 year ROI; commercial customers see 3.5-5 year ROI due to MACRS depreciation benefits
• +1 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Ten partnerships are on record, tiered core and minor.

• EnphasecoreTechnology or IntegrationSunWind has partnered with Enphase to offer their microinverter-based solar systems and IQ Battery products. The distributed architecture platform allows modular expansion with no sizing restrictions between solar and battery components.
• REC SolarcoreTechnology or IntegrationOne of the trusted solar panel brands SunWind partners with for residential and commercial installations.
• SolariacoreTechnology or IntegrationSolar panel manufacturer partnered with SunWind to provide solar technology for installations.
• GeneraccoreTechnology or IntegrationTrusted brand in solar and energy storage solutions that SunWind offers to customers.
• Meyer BurgercoreTechnology or IntegrationPremium solar panel manufacturer partnered with SunWind for installations in the Cape Cod region.
• TeslacoreTechnology or IntegrationSunWind is certified to install Tesla PowerWall battery backup systems. Tesla and Franklin batteries can connect to virtually any existing solar system.
• Franklin WH (Franklin)coreTechnology or IntegrationCertified to install Franklin aPower 2 home energy batteries. The aPower 2 stores energy from solar, grid, generator, and EV, powering the entire home day and night or during outages.
• EversourcecoreStrategic or Co-development PartnerEversource is one of the sponsoring utilities for the Massachusetts SMART Program, which encourages solar PV development by supporting 1,600 MW of new solar generating capacity.
• National GridcoreStrategic or Co-development PartnerParticipating utility in the SMART Program. National Grid handles interconnection applications for solar systems in the service territory.
• UnitilminorStrategic or Co-development PartnerParticipating utility in the Massachusetts SMART Program for solar incentive administration.

Scale indicators4 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• Sunrun: Largest dedicated residential solar installer in the US, operating in Massachusetts with national branding, in-house financing, and a recurring lease/PPA revenue model. Competes for the same Cape Cod and Eastern MA homeowner customers but with materially deeper balance sheet and marketing reach.
• Nexamp: Massachusetts-headquartered solar developer with much larger scale spanning community solar, commercial, and residential storage. Overlaps with SunWind on MA incentive navigation and residential battery adoption, but operates at significantly larger asset and headcount scale.
• Tesla Energy: Tesla's residential solar panel and Solar Roof business directly competes for Massachusetts customers with a vertically integrated brand and Tesla PowerWall storage bundled. Where SunWind partners with Tesla as a certified installer, Tesla is also a channel competitor.

Direct peers

• ReVision Energy: Northern New England (Maine and NH) employee-owned solar, wind, and battery installer with a comparable turnkey, multi-technology offering for homeowners and small businesses. Strong analog as a regional mission-driven installer serving coastal New England.
• GreenSpark Solar: New York and Pennsylvania residential and commercial solar installer with a comparable regional full-service model and battery storage offerings. Useful comparable for understanding mid-size regional installer economics in the broader Northeast.
• Boston Solar: Massachusetts-based residential and commercial solar installer operating across the same Eastern MA geography as SunWind with a comparable turnkey model and multiple battery brand certifications. Direct competitor for the same homeowner segment in overlapping service areas.
• Trinity Solar: One of the largest residential solar installers in the Northeast US with a similar consultative sales motion, in-house design and installation teams, and multi-state New England service area including Massachusetts. Closest direct competitor on regional footprint and product mix.

Others

• EnergySage: Online solar marketplace where homeowners in Massachusetts request quotes from multiple installers including regional firms like SunWind. Important channel partner and competitive context, even though it does not install systems itself.

Regional players

• Lumio (formerly known as CED Greentech residential division): Residential-focused solar and storage installer operating across the central and western US with comparable vendor-agnostic positioning across multiple battery and panel brands. Not a direct New England competitor but directly comparable on business model and go-to-market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/sunwindllc
• Facebookfacebook.com/sunwindllc
• LinkedInlinkedin.com/company/sunwind-llc

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

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 SunWind