Sustineo Corporation
Sustineo Corporation is a privately held San Diego, California design-build solar EPC firm delivering turn-key rooftop, carport, and ground-mounted PV projects, plus storage and microgrids, to commercial, industrial, retail, car dealership, and government clients across California.
- Company typePrivate
- Founded2010
- HeadquartersSan Diego, United States
- Headcount11–50
- GTM typeB2B
- OfferingServices
What Sustineo Corporation does
Sustineo Corporation is a privately held, San Diego, California-based design-build solar energy services firm operating in the commercial, industrial, retail, car dealership, and government segments. The company delivers turn-key rooftop, carport, and ground-mounted solar PV projects and bills itself as a single point of contact from feasibility studies through construction and multi-year operations and maintenance. Its offering has expanded to include energy storage, solar+storage, microgrid design, and energy efficiency services, broadening the project surface beyond standalone PV. The firm claims 15 years of operation, 1,136 completed projects, and 324 long-term clients, with named enterprise references including Westfield (multi-site carport and rooftop installations including a 2.5 MW Topanga carport), Southern California Gas Company (Redlands HQ system producing nearly 25% of site electricity), and the Department of the Navy / Naval Facilities Engineering Command.
The business operates three product lines under distinct brands: EPC (Engineering, Procurement & Construction) as the core one-time project delivery revenue stream; SolGuard, an operations and maintenance sub-brand providing scheduled maintenance, thermal imaging, unplanned maintenance, and removal/retrofits on a recurring basis; and SolClean, a robotic module washing service sold as an add-on. GTM is direct enterprise and mid-market field sales in a regional (California-centric) footprint, supported by social media presence (LinkedIn, Facebook, YouTube, Instagram, X), case studies, and customer testimonials. Pricing is custom and quote-based by system size, location, and complexity; no public pricing or financial figures are disclosed.
Ownership and governance details are limited in the source material: Sustineo appears independently owned with no disclosed parent, institutional investors, or funding rounds, and there is no management team roster in the data. Note that firmographics list a 2007 founding year while the structured company record shows 2010 and the company itself states "15 years in operation," an inconsistency the underlying sources do not reconcile.
Sustineo Corporation firmographics
Firmographics- Name
- Sustineo Corporation
- Legal name
- Sustineo Corporation
- Website
- https://sustineoplanet.com
- Company type
- Private
- Founded year
- 2010
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Sustineo Corporation is a privately held San Diego, California design-build solar EPC firm delivering turn-key rooftop, carport, and ground-mounted PV projects, plus storage and microgrids, to commercial, industrial, retail, car dealership, and government clients across California.
- Ownership category
- akta.pro rank
Sustineo Corporation industry classification
Industry- Product category
- Solar EPC Services
- NAICS
- Solar Electric Power Generation (221114), Electric Power Generation (22111)
- SIC
- Electric, Gas & Sanitary Services (4900)
- akta.pro primary industry
- Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System) (EUAMABAB)
- akta.pro secondary industries
- Solar Balance-of-Plant EPC (Piles/Foundations, Trenching, Combiner Networks) (EUAEADAJ), Solar PV Power Plant EPC (Utility-Scale) (EUAEAAAG), Utility-Scale PV EPC (Engineering, Procurement & Construction) (EUACAGAB)
Keywords
Where Sustineo Corporation is headquartered
LocationHeadquarters
- HQ city
- San Diego
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Sustineo Corporation business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Supply Chain, Operations, Technology or R&D, Marketing or Sales
Revenue model
- EPC (Engineering, Procurement & Construction): One-time project-based revenue from design, procurement, and construction of solar PV systems including rooftops, carports, and ground mounts
- Operations & Maintenance (O&M): Long-term recurring revenue from preventative maintenance, thermal imaging studies, and emergency services for installed solar systems
- Solar Washing Services: Module cleaning and maintenance services
Go-to-market motion1 record
Distribution channels2 records
Marketing channels6 records
Sustineo Corporation product offering
Product offeringCore offering
Sustineo Corporation delivers turn-key engineering, procurement, and construction (EPC) of rooftop, carport, and ground-mounted solar PV systems for commercial, industrial, retail, car dealership, and government clients. It acts as a single point of contact from feasibility studies through construction and multi-year operations and maintenance agreements. Recurring service revenue is generated through SolGuard (operations and maintenance including thermal imaging and emergency response) and SolClean (robotic solar panel washing).
Product overview
Sustineo Corporation offers a unified solar project delivery service architecture built around three core offerings: EPC (Engineering, Procurement & Construction) as the primary turn-key delivery product for design, build, and installation of rooftop, carport, and ground-mounted solar PV systems; SolGuard as the operations and maintenance module providing ongoing monitoring, thermal imaging, and preventative maintenance services; and SolClean as an ancillary washing service that uses robotic technology for panel cleaning. The company specializes in commercial, industrial, retail, car dealership, and government client segments, delivering projects from feasibility through multi-year operations.
Differentiator
Problem solved
Functional benefit
Brands
- SolGuard: Operations and Maintenance services for solar PV systems
- SolClean
Products and services
- EPC (Engineering, Procurement & Construction)
- SolGuard Operations & Maintenance
- SolClean Solar Washing
Quantifiable outcome
- Producing nearly 25% of a site's electricity for Southern California Gas Company Redlands Headquarters
- +1 more outcomes
Companies that use Sustineo Corporation
Customer profileNamed customers3 records
Segments7 records
Ideal customer profiles3 records
Sustineo Corporation technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Sustineo Corporation partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Isolux Ingenieria USAcoreSustineo Corp provided engineering support for PV projects, demonstrating deep knowledge and mastery of NEC and applicable electrical and PV standards. Isolux recommends Sustineo Corp to prospective clients.
Scale indicators4 records
Recent moves6 records
Expansion highlights5 records
Sustineo Corporation competitors and assessment
Company assessmentBroad incumbents
- Tesla Energy: Large-scale commercial solar, storage (Powerpack, Megapack) and rooftop provider that competes for the same Fortune 500 C&I and utility customers; offers broader balance sheet and integrated financing that Sustineo cannot match.
- SunPower (commercial division): Established national residential and commercial solar brand with a dedicated C&I commercial solar offering; competes head-to-head with Sustineo for retail, dealership and small-to-mid commercial rooftop business.
Direct peers
- Swell Energy: California-focused developer and EPC of behind-the-meter solar plus storage and virtual power plant projects for commercial, multifamily, and government customers; directly competes for the same C&I and military-adjacent deals.
- Baker Electric Solar: California-based residential and commercial solar EPC that delivers design-build rooftop systems, carports and battery storage, directly mirroring Sustineo's product mix and regional footprint.
- Borrego Solar: National commercial and industrial solar EPC and developer with a strong O&M business. Closely comparable to Sustineo for C&I rooftop, carport, and ground-mount projects across the same customer verticals including retail, automotive, and government.
- REC Solar (now part of Duke Energy): Commercial-scale solar EPC with operations across the Western U.S. directly competing for the same C&I rooftop and carport deals; comparable turn-key design-build delivery model with attached O&M services.
- Greenskies Renewable Energy: Commercial solar EPC and O&M provider developing and operating behind-the-meter and small utility-scale projects for retailers and municipalities; competes for similar mid-market commercial turn-key contracts.
- PCS Energy: California C&I solar EPC focused on carport, rooftop, and ground-mount installations for dealerships, retail, and industrial customers with attached O&M services; mirrors Sustineo's vertical specialization.
Regional players
- Namaste Solar: Employee-owned commercial and residential solar EPC operating primarily in the Western U.S. Comparable vertically integrated design-build model with attached O&M, though serving a different core geography.
- Horizon Solar Power: Southern California-based C&I solar EPC with a strong dealership and retail vertical, overlapping Sustineo's footprint and project types, though with a less prominent O&M and washing offering.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat3 records
Key risks7 records
Key highlights7 records
Customer concentration
Sustineo Corporation social profiles
Digital presenceSustineo Corporation financial estimates
Financial estimateRevenue estimate
Valuation estimate
Sustineo Corporation leadership team
Management profileNumber of profiles
Profiles1 record
Sustineo Corporation funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Sustineo Corporation M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Sustineo Corporation
What does Sustineo Corporation do?
Sustineo Corporation delivers turn-key engineering, procurement, and construction (EPC) of rooftop, carport, and ground-mounted solar PV systems for commercial, industrial, retail, car dealership, and government clients. It acts as a single point of contact from feasibility studies through construction and multi-year operations and maintenance agreements. Recurring service revenue is generated through SolGuard (operations and maintenance including thermal imaging and emergency response) and SolClean (robotic solar panel washing).
Is Sustineo Corporation a public or private company?
Sustineo Corporation is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Sustineo Corporation founded?
Sustineo Corporation was founded in 2010. It employs 11 to 50 people.
Where is Sustineo Corporation based?
Sustineo Corporation is headquartered in San Diego, United States, in the North America region.
How does Sustineo Corporation make money?
Three revenue lines are on record. EPC (Engineering, Procurement & Construction) is the primary driver. The others are operations & Maintenance (O&M) and solar Washing Services.
Who are Sustineo Corporation's main competitors?
Broad incumbents on record are Tesla Energy and SunPower (commercial division). Direct peers are Swell Energy, Baker Electric Solar, Borrego Solar, REC Solar (now part of Duke Energy), Greenskies Renewable Energy and PCS Energy. Regional players are Namaste Solar and Horizon Solar Power.
Does Sustineo Corporation have an API?
No public API is recorded for Sustineo Corporation.
What industry is Sustineo Corporation in?
Sustineo Corporation's product category is Solar EPC Services. Its primary akta.pro industry code is EUAMABAB, Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System), with a secondary code of EUAEADAJ, Solar Balance-of-Plant EPC (Piles/Foundations, Trenching, Combiner Networks). Its NAICS code is 221114 and its SIC code is 4900.