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SEIA Member Directory

SEIA Members represent every aspect and vertical within the solar industry, from manufacturers and project developers, to installers and financiers. Browse the list below to find a SEIA member!

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Brainerd Minnesota

Winkelman Solar LLC

Winkelman Solar Developers is a team of solar project developers with 40 years experience that specialize in select projects for commercial, industrial, municipal, residential and non-profit customers. Our team’s success stems from a philosophy of integrity, teamwork, sustainability and building long standing relationships.

Tehachapi California

World Wind & Solar

WWS provides a number of O&;M services for large scale commercial and utility scale solar projects. These services include land Management including mechanical &; chemical weed abatement, hydroseed and hydromulch, erosion control and others. Reflectivity maintenance for Mirror Cleaning and Panel Washing. QA/QC for the electrical and mechanical oversight during the construction phase. Electrical services post construction, preventative maintenance and reactive maintenance services. WWS also provides a full complement of manpower support including: general labor, electrical support, mechanical support, panel installation, etc.

Mission Viejo California


wpd USA Inc. is involved in solar projects across several states and in various stages of development. Our headquarters is located in Mission Viejo, CA with a regional office in Columbia, SC. We have a flexible development strategy, coming in as early as land acquisition and retaining long-term ownership as an IPP. We are furthermore open to various partnership / co-development structures. The wpd Group develops and operates onshore and offshore wind farms and solar farms. With its 2,800 employees, the company is engaged in 18 countries worldwide. Since late 2016, the company also operates in the US market. wpd USA Inc. is focused on solar PV development, design, site analysis &; land acquisition, permitting, financing and power marketing in the US.

Project Developer
Minneapolis Minnesota


WSB is a design and consulting firm that specializes in engineering , community planning, environmental and construction services. We have a staff that works together to improve the way people engage with communities, transportation, infrastructure, energy and our environment.Our goal is to support developers through the entire solar development process and provide guidance, direction, and resources from site selection through final design.

Hasbrouck Heights New Jersey

WTEC Energy

WTEC Energy is a leading wire, cable, and solar steel manufacturer based in the United States. We are committed to delivering innovative products, services and solutions for the renewable energy market. We are a certified MBE with six U.S. locations to serve you.

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