Key PersOnnel

SOLON has a full team of dedicated professionals ready to provide you with unparalleled service, construction, and savings. Below are some of the industry experts who will work on your project to make it a success.
President

Brian Seibel

With 18 years in the solar industry, Brian Seibel oversees all SOLON operations including sales, engineering, finance, procurement, construction, and business dealings. His diverse management, engineering, and finance background keeps him meaningfully engaged in all aspects of SOLON’s business and allows seamless project transitions from sales to SOLON’s EPC staff.

Director, Business Development
Kera Parker

As Director of Business Development, Kera Parker leads SOLON’s analytical and proposal strategy, combining technical expertise with market insight to drive project success. With degrees in Advanced Mathematics from Oklahoma State University and more than seven years in the solar industry, she has extensive experience designing and optimizing photovoltaic systems nationwide. Kera oversees financial modeling, system performance analysis, and proposal development, ensuring each project meets technical, zoning, and financial standards while delivering maximum value and savings to customers.

Business Development Manager
Jori Zimmerman
Jori Zimmerman is a business development and sales leader with a strong record in renewable energy, key account management, and contract negotiations. Her experience with Conergy, Elight Wind & Solar, and ABB (Power-One) includes supporting proposals, pricing, and executive-level negotiations for over 300 MW of commercial and utility-scale solar projects. At SOLON, Jori leads consultative sales, aligning customer goals with SOLON’s engineering, financial, and construction expertise to deliver lasting value through tailored solar solutions.
Marketing and Communications Manager
Lori Nelson
With more than 15 years’ experience with industry-leading organizations, Lori Nelson manages all facets of SOLON’s marketing and communications efforts including developing marketing content and materials, implementing lead generation programs, enhancing the company’s online presence in social media, and managing the company’s website. Lori draws upon her expertise to ensure all programs and communications are well-managed and designed to build brand equity.
Senior Controller
Heather Guilliom
With 14+ years’ experience in the finance and construction industries, Heather Guilliom is responsible for all aspects of financial management for SOLON, including corporate accounting, regulatory and financial reporting, and oversight of the accounting team whose responsibilities include Billing, AR, AP, Project Job Costing, GL, and preparation of financial statements. Heather is instrumental in maintaining internal control policies and procedures, and she ensures SOLON complies with local, state, and federal government reporting requirements and tax filings.
Vice President, Engineering and Pre-Construction
Cary Broschat
With a diverse background in all facets of construction, Cary Broschat oversees SOLON’s engineering department and leads EPC staff through the engineering and pre-construction phases of all projects from contract execution through construction readiness. He calls upon his experience in large-scale construction projects to bring creative and innovative approaches to all of SOLON’s work to ensure fulfillment of all project commitments. Cary also assists SOLON’s business development team with engineering support, drawings and designs, and various technical items.
Director, Engineering
Davis Kigin, PE
Davis Kigin is a registered professional electrical engineer in multiple states and holds NABCEP PVIP and LEED AP certifications. He oversees the day-to-day operations of SOLON’s engineering department, leads SOLON’s team of designers in producing high quality plan sets and other documents, and coordinates with SOLON’s outside design consultants and suppliers to quickly produce turnkey design and permit packages. He also leads continuous improvement efforts within the engineering department, managing process improvement and employee training initiatives. Davis’s diverse experience in electrical design and building construction adds value to SOLON’s operations day in and day out.
Director, Construction
Joe Rynes

With over 13 years of experience in commercial and utility-scale solar construction and a proven track record of delivering outstanding results, Joe Rynes oversees all construction and commissioning activities on SOLON’s projects from procurement through final project close-out. Joe also oversees SOLON’s robust safety program and quality control program.

Project Manager
Mark Anderson
With more than 40 years in the construction industry, Mark Anderson is responsible for the procurement, construction, and commissioning activities on SOLON’s projects. He works closely with SOLON’s business development team to ensure seamless transition of contracted projects to the EPC team, and interfaces with clients and stakeholders to facilitate design approvals, develop construction schedules, coordinate construction activities, and ensure that SOLON meets all project commitments.
Project Manager
Zach Wilson
As a NABCEP certified professional with more than 17 years in the solar industry, Zach Wilson is responsible for the procurement, construction, and commissioning activities on SOLON’s projects. He works closely with SOLON’s business development team to ensure seamless transition of contracted projects to the EPC team, and interfaces with customers to facilitate design approvals, develop construction schedules, coordinate construction activities, and ensure SOLON meets all project commitments.
General Superintendent
Luis de la Torre

As General Superintendent, Luis de la Torre oversees all of SOLON’s field operations. With over 16 years of diverse construction experience, Luis calls upon his leadership and communication skills to interface with internal and external project stakeholders and ensure fulfillment of project schedule, site safety, and quality control commitments on all SOLON projects.

Assistant Superintendent
Gerry Tokarz

As an Assistant Superintendent, Gerry Tokarz helps lead the day-to-day operations of SOLON’s field personnel and helps ensure fulfillment of project schedule, site safety, and quality control commitments on all SOLON projects. Gerry has over 10 years of commercial solar construction experience and has spent the last six years with SOLON where he has completed many large-scale projects.

Electrical Superintendent
John Maas
John Maas oversees all of SOLON’s self-performed electrical work with a focus on electrical engineering and project pre-planning, technical and quality management, and commissioning. With over 25 years of electrical construction experience, John ensures SOLON’s self-performed electrical work is completed to the highest standard of quality and in compliance with all National Electrical Code and project-specific requirements.
Manager, Estimating and Quality
Brian Smith

As a NABCEP certified professional with more than 12 years in the solar industry, Brian Smith manages SOLON’s pre- and post-contract estimating as well as our quality control program including project-specific plans and processes. He also oversees energizing and commissioning activities on SOLON’s projects including programming equipment and ensuring DAS systems are operating and reporting correctly.

Service Manager
Andy Wible
Andy Wible brings more than 12 years of renewable energy experience and over two decades in project management to his role as Service Manager. With a strong foundation in design and a proven track record in customer satisfaction, Andy ensures the Service Department runs with professionalism, efficiency, and technical precision. His background as Director of Operations at a workers’ cooperative and five years specializing as a Service and Quality Manager allow him to focus on maximizing customer uptime and ROI through reliable, customer-focused service solutions.