Best Solar Suppliers in United States

Discover top-tier solar energy solutions including photovoltaic panels, solar inverters, and energy storage systems from verified U.S. suppliers to meet your sustainable energy needs.

Solar EnergyPhotovoltaicsEnergy StorageInvertersRenewable Technologies

SUNPLUS OPTIMUM INC

🇺🇸 United States

2022

51-100 people

Manufacturer/Trading Company/Distributor

OEM manufacturer

ODM manufacturer

Product customization

Multinational enterprise

Key customer

THE ENERGY PANAMA

Key market

Europe

Review

Description

SUNPLUS OPTIMUM INC is a premier American solar energy manufacturer and distributor headquartered in Albany, New York. Established in 2022, the company has rapidly emerged as a significant force in the renewable energy sector, specializing in the production of high-efficiency photovoltaic (PV) modules, advanced energy storage systems (ESS), and solar inverters. Operating with a global production capacity of 6.5GW for modules and 2GWh for LFP batteries, the company serves developers, contractors, and EPCs across North America, South America, and Western Europe. The company's extensive product portfolio features cutting-edge solar technologies, including N-type, HJT, TOPCon, and Shingled solar cells. Their PV modules, which range from 400W to 800W, include specialized options such as the LYCHEE N Series, bifacial panels, and Building Integrated Photovoltaics (BIPV) like solar cell roof tiles. For energy storage, SunPlus offers residential and commercial LiFePO4 battery packs, including liquid-cooled systems and modular 5kWh units that are parallelizable for large-scale utility use. Their inverter line encompasses microinverters, string inverters, and hybrid systems. SunPlus emphasizes quality and supply chain reliability, manufacturing products under Bloomberg Tier 1 guidelines and maintaining CSA and UL certifications for seamless integration into the American market. As a contract manufacturer (OEM/ODM) with a domestic assembly presence, the company leverages four strategic warehouse facilities in California, New Jersey, and Texas to ensure efficient distribution. With a dedicated team of 51 to 100 employees, SUNPLUS OPTIMUM INC is committed to empowering the solar revolution through precision-crafted, high-performance energy solutions.

SUNPLUS High efficiency 725W Solar Panel Bifacial solar panel HJT Mono Crystalling Cut Module solar panel$65.25

SUNPLUS High efficiency 550W Solar Panel Bifacial solar panel Topcon Mono Crystalling Cut Module solar panel$49.5

SUNPLUS High efficiency 575W Solar Panel Bifacial solar panel TOPCON Mono Crystalling Cut Module solar panel$51.75

SUNPLUS High efficiency 435W Solar Panel Bifacial solar panel Topcon Mono Crystalling Cut Module solar panel$39.15

SUNPLUS High efficiency 750W Solar Panel Bifacial solar panel HJT Mono Crystalling Cut Module solar panel for Solar Project$67.5

SUNPLUS High Efficiency 630W Solar Panel N-type Monocrystalline Bifacial Solar Panel for solar panels battery storage$63

SUNPLUS Tier 1 Solar Panel N -type Solar Panel 720W UL Certified Monocrystalline solar panels battery storage$72

SUNPLUS High efficiency 550W Solar Panel Bifacial solar panel N-type Mono Crystalling Cut Module solar panel$50

SUNPLUS High efficiency 460W Solar Panel Full Black solar panel TOPCON Mono Crystalling Cut Module solar panel$41.4

SUNPLUS High efficiency 400W Solar Panel Full Black solar panel Topcon Mono Crystalling Cut Module solar panel$36

SUNPLUS High efficiency 435W Solar Panel Bifacial Black solar panel Topcon Mono Crystalling Cut Module solar panel$39.15

SUNPLUS High efficiency 440W Solar Panel Bifacial solar panel Mono Crystalling Cut Module solar panels battery storage$39.6

Bird Barrier America, Inc.

🇺🇸 United States

1993

11-50 people

Manufacturer/Service Company

Established brand

Own brand

Patented technology

OEM manufacturer

Shipments

Key customer

OCEAN BLUE DISTRIBUTORS

Key market

Europe

Description

Bird Barrier America, Inc. is an eco-friendly manufacturer and global supplier of humane and effective bird control products and services, established in 1993. Based in Carson, CA, with an additional East Coast shipping center in New Jersey, the company specializes in urban and natural bird control solutions for various structures, including airports, high-rises, medical facilities, and solar panels. With 11-50 employees and annual sales ranging from $10 to $24.9 million, Bird Barrier America offers a comprehensive range of products, including physical barriers like StealthNet® netting, Bird-Flite® and Dura-Spike® spikes, Birdwire® and Gridwire™ wire systems, and BirdSlide™ slides. They also provide advanced deterrents such as Bird-Shock® Flex-Track electrified systems, Optical Gel™ (a multi-sensory repellent with a 2-year guarantee), Daddi Long Legs™, and Eagle Eye® visual deterrents. For population management, they offer OvoControl® bird birth control and various traps. The company is an OEM and provides extensive support for installers and architects, including certified training programs through ProL@bb, product advisors, quick quote tools, and technical documentation. They hold a Professional Bird Control Certification and are SAM registered, emphasizing their commitment to quality and professional standards.

Solar Panel Protection

Net Cable Stainless (500ft)

Anchor Rivets 1.5in (100pk)

Multi-Use Cable Bracket (100pk)

StealthNet Tools and Drill Bits

SDS 4.8mm Drill Bit Masonry (ea)

Heavy Duty Steel Clamp (4pk)

SDS 8mm Drill Bit Masonry (ea)

Net Scissors - Heavy Duty (ea)

Multi-Use Cable Bracket (100pk)

Border Control™

Lag Screw Large Galvanized (100pk)

Avatar Metal Works

🇺🇸 United States

1985

11-50 people

Manufacturer/Service Company

Established brand

Product customization

Industry association member

Small batch production

Shipments

483

Key customer

BPM HALKLA ILISKILER

Key market

🇹🇷 Turkey

Description

Avatar Metal Works, a contract manufacturer and service company based in Sandy, Utah, specializes in professional metal fabrication and custom off-road vehicle accessories. Established in 1985, the company employs 11 to 50 people and offers a comprehensive range of services including laser cutting, water jet cutting, sheet metal bending, TIG/MIG welding, and pipe/tube bending. They are also proficient in CAD design and provide short production runs. Avatar Metal Works manufactures a variety of custom vehicle accessories such as roof racks, side steps, bumpers, ladders, storage boxes, and skid plates, with a focus on durability and performance. Many of their products are designed for specific vehicle models, including Mercedes, Ford, Nissan (NVs, Titan, Armadas), and Promaster. As an approved Xometry Partner, Avatar Metal Works emphasizes US-made products and offers professional installation services at their Sandy facility. They are also a member of the Utah Manufacturing Association.

Solar Light for License Plate

Massif Molle Panel

Molle Panel for Lower Door 28 Series

Mercedes Sprinter Van Side Ladder

The Caddie Storage Box

Nissan NV3500 Skid Plate

Kilo Box

Ski 8 Storage Box

Sprinter Van Hood Struts

Sprinter Badge Replacement

NV3500 Pioneer Winch Front Bumper 12k

NV Cat Guards

Indeeco

🇺🇸 United States

1929

201-300 people

Manufacturer/Distributor

Established brand

OEM manufacturer

Product customization

Industry association member

Key customer

DAIKIN APPLIED

Key market

North America

Description

Indeeco, established in 1929 and based in St. Louis, Missouri, is a leading manufacturer and distributor of highly-engineered electric heating and thermal management technologies. With over 200 employees and two manufacturing facilities in Missouri, the company specializes in OEM services and offers a comprehensive range of electric heaters, including duct heaters, immersion heaters, process air heaters, explosion-proof heaters, circulation heaters, unit heaters, and various thermal management solutions. Indeeco is part of the ASPEQ Heating Group and is recognized for nearly a century of American manufacturing experience, custom design capabilities, and rigorous quality control. Their products serve critical applications in commercial, industrial, OEM, military, marine, and rail sectors across North America and internationally. The company holds ISO 9001, UL, and CSA certifications, ensuring high standards in their electric heating equipment and electronic controls. They are vertically integrated, handling in-house manufacturing of heating elements, sheet metal fabrication, electronic control building, and ASME pressure vessel welding.

Solar Products

SYSTEMS AND APPLICATIONS

BBC Industries

MANUFACTURERS REPRESENTED

CONTROLS

OUR COMMITMENT, YOUR SUCCESS

SERVICE

HEATREX

Product Grouping

Banner-Day Pipe Heating

BRASCH

SPECTRUM

Compare suppliers based on factors such as product quality, pricing, certifications, production capacity, lead times, export experience, and communication responsiveness. Evaluating suppliers against the same criteria makes decision-making more objective.

SOLEC-Solar Energy Corp.

🇺🇸 United States

1974

Fewer than 5 people

Manufacturer/Wholesaler

Established brand

Own brand

Patented technology

Industry association member

Key customer

AREVA SOLAR

Key market

Europe

Description

SOLEC-Solar Energy Corp., founded in 1974 and headquartered in Ewing, US, is a manufacturer and wholesaler specializing in advanced low emissivity and solar selective coatings. Recognized as the world's largest manufacturer in its niche, the company operates a factory and employs fewer than 5 people, yet exports its products to over 30 countries globally. SOLEC's core product lines include LO/MIT Radiant Barrier Coating, a heat reflecting coating with low emissivity and high reflectivity used as a paintable radiant barrier for residential, commercial, roofing, and industrial applications, and SOLKOTE Selective Solar Coating, a spray-applied selective solar coating designed for high absorption and low emittance in efficient solar thermal applications. These coatings are utilized across diverse industries such as solar, building, roofing, automotive, aeronautics, industrial, military, and manufacturing. The company's products are Class A Fire Rated, tolerant to over 1000 degrees F, and some are Energy Star rated and RIMA certified. SOLEC's engineering and R&D team focuses on solving complex heat transfer problems, offering OEM services and specialized solutions for various thermal challenges.

Areva Solar

SOLKOTE Selective Solar Coating

LO/MIT Radiant Barrier Coating

Cansolair Hot Air Collector

Ice Hockey Rink Radiant Barrier

Elite Roofing - Kansas City, MO

Gran Telescopio Canarias

LO/MIT Radiant Barrier Attic Application 3

LO/MIT Radiant Barrier Coating

Cansolair Hot Air Collector

Stäubli Electrical Connectors, Inc.

🇺🇸 United States

1892

51-100 people

Manufacturer/Trading Company/Service Company

Established brand

OEM manufacturer

Product customization

Patented technology

Shipments

2264

Key customer

STAUBLI

Key market

🇮🇳 India

Description

Stubli Electrical Connectors, Inc. is a leading manufacturer and service provider specializing in advanced contact technology and high-performance connection solutions. Based in Windsor, California, the company is a specialized division of the global Stubli Group, which was founded in 1892. With over 50 years of engineering expertise, the Windsor facility employs between 51 and 100 professionals and focuses on the design and production of precision electrical and electronic connectors. The company is a recognized global market leader in the photovoltaic sector, having invented the industry-standard MC4 connector technology. Their comprehensive product portfolio is built upon proprietary MULTILAM contact technology, ensuring high reliability and durability for demanding industrial environments. Key offerings include modular connector systems like CombiTac, solar photovoltaic products (MC4-Evo 2, branch connectors, and inline fuses), robotic tool changers, and quick charging connectors for e-mobility. They also provide an extensive range of test and measurement equipment, cable assemblies, junction boxes, and specialized tools for assembly and maintenance. Stubli Electrical Connectors serves a diverse array of sectors, including renewable energy, automotive, aerospace, medical, and power distribution. As an ISO 9001:2015 and UL certified manufacturer, the company provides both standardized products and custom-engineered solutions tailored to specific client needs. They maintain a strong international presence, supported by a global supply chain and a network of service centers across North America, including facilities in South Carolina and Michigan.

Solar Photovoltaic Product Portfolio

Spot welding connectors

Modular connector CombiTac

Spot welding connectors

Multi-pole connectors

MULTILAM Technology

Single-pole industrial connectors

Spot welding connectors

pinta acoustic, inc.

🇺🇸 United States

1952

101-200 people

Manufacturer/Trading Company/Wholesaler

Established brand

OEM manufacturer

Product customization

Multinational enterprise

Shipments

121

Key customer

RICAL

Key market

🇵🇾 Paraguay

Description

pinta acoustic, inc. is a premier manufacturer and global provider of innovative acoustic solutions, headquartered in Minneapolis, Minnesota. With over 50 years of experience as part of the pinta elements group, the company specializes in the development of high-performance dimensional ceiling and wall products designed for exceptional sound control and architectural aesthetics. As one of the world’s largest foam fabricators, the company operates a North American factory and maintains a robust network of distributors and sales representatives across international markets. The company’s extensive product portfolio includes the signature SONEX® series, wall and ceiling panels, lay-in tiles, baffles, and ceiling clouds. A core differentiator is the use of WILLTEC™, a Class 1 fire-rated melamine foam known for its superior noise reduction coefficients (NRC) and sustainability. Beyond architectural applications, the firm provides specialized industrial noise control solutions, including acoustic barriers, curtains, and machine enclosures for manufacturing and warehouse environments. pinta acoustic, inc. serves a diverse range of sectors, including education, broadcast audio, healthcare, and commercial offices. The company is recognized for its technical support and customization capabilities, offering OEM and contract manufacturing services to meet specific design requirements for architects and interior designers. Their commitment to quality is backed by UL certifications and compliance with international fire safety standards such as ASTM E 84 and CAN/ULC-S102.

WHISPERWAVE Panels

SONEX Pyramid Panels

SONEX Valueline Panels

SONEX Mini Panels

SONEX Pyramid Panels

SONEX Flow Panels

SONEX Mini Panels

SOLEC

🇺🇸 United States

5-10 people

Manufacturer/Service Company

Own brand

Patented technology

Key customer

AREVA SOLAR

Key market

Europe

Description

SOLEC is a US-based manufacturer and service company specializing in advanced low emissivity and solar selective coatings. With a team of 5 to 10 employees, SOLEC is recognized as a leading producer of specialized optical coatings, leveraging its engineering and R&D capabilities to address heat transfer challenges. The company's product lines include LO/MIT Radiant Barrier Coating, a paintable radiant barrier known for its low emissivity and high reflectivity, suitable for residential, commercial, and industrial applications, and SOLKOTE Selective Solar Coating, a spray-applied coating designed for high absorption and low emittance in solar thermal systems. SOLEC's products serve diverse sectors such as solar, building, roofing, automotive, aeronautics, industrial, and military, with notable customers including Elite Roof Systems and Gran Telescopio Canarias. The company operates a factory in Ewing, US, and focuses on providing innovative solutions for heat reflection and solar energy absorption.

Cansolair Hot Air Collector

LO/MIT Radiant Barrier Coating

LO/MIT Radiant Barrier Attic Application 3

Rayosol Instalaciones

Elite Roofing - Kansas City, MO

STG International

Merrimac Industrial Sales Inc.

🇺🇸 United States

1978

51-100 people

Manufacturer/Distributor/Wholesaler/Service Company

Established brand

Industry association member

Shipments

Key customer

AUTORIDAD DEL CANAL DE PANAMA

Key market

🇺🇸 United States

Description

Merrimac Industrial Sales Inc., founded in 1978 and headquartered in Haverhill, Massachusetts, is a multifaceted industrial distributor and contract manufacturer specializing in automation technology and electrical supplies. With over 40 years of industry experience, the company operates as a UL 508A certified panel shop and an ITAR-registered facility, serving diverse sectors including utilities, defense, pharmaceutical, automotive, and wastewater treatment. The company employs a specialized team of electromechanical engineers to provide custom engineering solutions, PLC programming, and CAD/Solidworks 3D design services. Their manufacturing capabilities focus on custom and OEM control panels, including specialized solutions for EV charging distribution centers, hydrogen fueling stations, solar farms, and process heating equipment. As a comprehensive wholesaler, Merrimac Industrial Sales maintains an extensive inventory of electrical components such as variable frequency drives, transformers, circuit breakers, and HMI panels from leading brands like ABB, Siemens, and Schneider Electric. Additionally, the company functions as an authorized pro tool dealer and certified warranty repair center for major brands including Milwaukee, DeWalt, and Bosch. By combining high-quantity inventory management with value-added services like Perforex custom machining and managed inventory solutions (VMI/JIT), the company provides end-to-end support for complex industrial automation and power distribution challenges.

Industrial Control Panels - UL508A, UL698A and UL891Certified Panel Shop

Plastics Extruder Control Panel

Mersen

RITTAL

Mersen

Siemens

HMI Control Enclosure

ABB

John W. McDougall Co., Inc.

🇺🇸 United States

1938

101-200 people

Manufacturer/Service Company

Established brand

Product customization

High-tech enterprise

Eco-friendly supplier

Shipments

Key customer

NOVOCAST

Description

John W. McDougall Co., Inc. is a premier manufacturer and service provider specializing in architectural metal facade solutions and precision metal fabrication. Founded in 1938 and headquartered in Nashville, Tennessee, this third-generation family-owned company has over 85 years of experience in the construction and industrial sectors. Operating from a state-of-the-art facility with over 30 industrial machines, the company employs between 100 and 200 professionals and maintains ISO 9001:2015 certification for quality management. The company is a leader in the design, fabrication, and installation of complex exterior wall systems. Their architectural product portfolio includes aluminum composite panels (ACM), insulated metal panels, terracotta, fiber cement panels, and custom perforated systems. They also provide specialized architectural components such as louvers, sunshades, column covers, and wire screens. Their work is featured on iconic structures including Disney World's Spaceship Earth at EPCOT and various major stadiums and convention centers. Beyond architectural facades, John W. McDougall Co., Inc. offers comprehensive industrial metal processing services. Their capabilities include fiber laser cutting, CNC punching, waterjet cutting, robotic welding, and precision forming. They serve diverse industries—including automotive, marine, and environmental—by manufacturing process piping, ducts, tanks, and dust collectors. With a focus on innovation, the company utilizes advanced technologies like high-definition scanning and fabrication-led design assist to deliver high-quality, custom solutions for projects of any scale.