About Us

WES RENEWABLES. is a privately owned S Corporation headquartered in Madison, Wisconsin with nine employees. The company was incorporated in Wisconsin in 2010 as WES Engineering Inc. The company specializes in construction, operation and maintenance of solar and wind systems for commercial businesses and institutions. WES Engineering has experience developing wind projects from 11kW to 10MW and solar projects from 10kW to 330kW. WES is currently involved in operations related work on ten solar projects with combined output of approximately 750kW, and seven Midwest wind projects with combined capacity of 18 MW, including six Clipper 2.5MW wind turbines, two Vensys 1.5MW wind turbines, twelve DanWin 160kW wind turbines, and a single Micon 600kW. WES Engineering has overseen the design, permitting, and construction management of several of these wind projects now operating. 

In keeping with our sustainable mission, WES headquarters are a showcase of cutting-edge technologies including grid-tied solar electric, off-grid solar electric, solar hot water, and a green roof.

Get to know our staff, below. For contact information, please see the contact page.

To look at open positions, please visit our Careers page.

Wes E. Slaymaker, P.E. - President

Mr. Slaymaker has seventeen years of experience working in the wind energy business. He is currently President of WES Engineering Inc, a twenty-person firm specializing in renewable energy development and operations for schools, farms and industrial clients.

He has a Bachelors of Mechanical Engineering from Georgia Tech, and is a registered Professional Engineer in Minnesota and Wisconsin. He has assisted in all aspects of the development, construction management, and operations of wind turbine projects ranging in size from a single 35kW turbine in Minnesota to a 10 MW wind turbine project in Wisconsin.

Mr. Slaymaker’s duties include the installation and monitoring of wind measurement equipment, assistance in operations of wind turbines, turbine layout, permitting, electrical interconnection and construction supervision.

Diana Cohen - Vice President

Ms. Cohen is responsible for day-to-day operations and accounts, assists in various aspects of projects including site inspections and reports, solar rooftop PV design, project management, and material procurement.

Her renewable energy career began at Southface Energy Institute, in Atlanta, GA as the coordinator of the passive solar Homebuilding School, followed by working in energy conservation programs including Project Insulate at the Saint Paul Energy Consortium.

Roy Kryzer - Wind Technician II

Mr. Kryzer assists in turbine maintenance and repair activities at Lewiston where he lives and farms. Mr Kryzer has over ten years experience as a electrician working on commercial buildings, as well as his more recent experience operating a large farm including grain crops and livestock. Mr Kryzer also provides project maintenance of access roads and upkeep of the parts storage and maintenance shop on-site. 

Eric Meyer - Wind and Solar Technician III

Jim Neidel - Wind and Solar Technician Ill

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