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Business Details
50+ Years
experience
Trusted HVAC Solutions for Commercial & Industrial Projects
Since 1974, Yezek and Sons and Sons has established itself as a trusted partner in providing comprehensive HVAC solutions for commercial and industrial applications. Our team of experienced professionals works closely with leading manufacturers to deliver cutting-edge equipment and systems tailored to meet the unique needs of each project. With decades of expertise in mechanical equipment, automation controls, and energy management systems, we serve diverse sectors including healthcare, education, government, and mission-critical facilities. Our commitment to technical excellence and customer satisfaction has made us a preferred choice for contractors, engineers, and building owners seeking reliable, high-performance solutions.

From initial design consultation to project completion, we provide comprehensive support including quoting, system planning, and replacement parts. Our state-of-the-art facility in Peoria, Illinois houses both office and warehouse operations, ensuring efficient service delivery across our market areas. Through strategic partnerships with top-tier manufacturers, we offer a wide range of products that meet the highest industry standards for quality and performance.
Services
HVAC Equipment Sales Design Consultation Project Planning Replacement Parts Manufacturer Meetings
Details
  • Year established: 1974
Highlights and features
  • We offer 50+ years of specialized HVAC industry experience
  • Our team provides comprehensive project support from design to completion
  • We partner with leading manufacturers for quality equipment solutions
  • We deliver tailored systems for critical infrastructure applications
  • Our local expertise serves diverse commercial and industrial sectors
Services
HVAC Equipment Sales
We provide comprehensive HVAC equipment solutions from leading manufacturers for commercial and industrial applications. Our offerings include rooftop units, air handling systems, chillers, and specialized temperature control equipment. With partnerships across the industry, we deliver tailored mechanical solutions that meet specific project requirements while maintaining energy efficiency and operational performance standards.
Design Consultation
Our engineering team offers expert design consultation for HVAC systems in new construction and retrofit projects. We collaborate with architects and engineers to develop customized solutions that optimize thermal comfort, air quality, and energy efficiency. Our technical expertise ensures system designs meet facility requirements while complying with industry standards and code regulations.
Project Planning
We provide comprehensive project planning assistance from initial concept through equipment delivery. Our services include system specification development, bid preparation, and coordination with contractors and facility owners. We ensure timely execution of projects while maintaining technical accuracy and adherence to budgetary constraints for commercial and industrial applications.
Replacement Parts
We offer reliable replacement parts supply for HVAC systems and mechanical equipment. Our inventory includes critical components for commercial heating, cooling, and ventilation systems. We maintain relationships with manufacturers to ensure availability of genuine parts that meet original equipment specifications for performance and longevity in industrial and commercial settings.
Manufacturer Meetings
We facilitate direct manufacturer meetings to address technical requirements and product specifications. Our team coordinates these sessions to ensure proper equipment selection and application. We serve as the technical liaison between manufacturers and project stakeholders, providing expert guidance on system integration and performance optimization for commercial HVAC installations.
People
Scot Yezek
President
Scot Yezek and Sons and Sons leads the company's strategic direction and operations. With extensive industry experience, he oversees business development and client relationships while maintaining the company's commitment to technical excellence and customer satisfaction.
Bill Yezek
Founder
Bill Yezek and Sons and Sons established the company in 1974 and continues to contribute his expertise. As founder, he maintains an active role in business operations, sharing his extensive knowledge of HVAC systems and industry best practices.
Sophie Russell
Sales/Bid Coordinator
Sophie Russell manages sales coordination and project bidding processes. She works closely with contractors and engineers to develop accurate proposals while ensuring timely response to client inquiries and project requirements.
Mark Bell
Sales Engineer
Mark Bell provides technical sales support for HVAC solutions. He collaborates with design professionals and contractors to develop system specifications that meet project requirements while maintaining performance standards and budgetary considerations.
Brian Klesath
Sales Engineer
Brian Klesath offers technical expertise for HVAC system applications. He works with engineering teams and contractors to develop customized solutions that optimize system performance while ensuring compliance with industry standards and project specifications.
Questions
What HVAC equipment brands do you represent?
We represent major manufacturers including AAON, Cleaver Brooks, Grundfos, YORK-JCI, and specialized providers like SterilAire and Ventacity Systems for commercial applications.
Do you work with both new construction and retrofit projects?
Yes, we provide solutions for new construction projects and facility upgrades across commercial, healthcare, and educational sectors.
What technical support services do you offer?
We provide design consultation, system specification development, project planning assistance, and manufacturer coordination for HVAC installations.
How can I request a project quote?
Contact us via phone at (309) 691-2347 or complete our online form to discuss project requirements and receive a detailed quote.
What industries do you specialize in?
We specialize in healthcare facilities, educational institutions, government buildings, mission-critical facilities, and commercial properties.
Do you provide replacement parts for existing systems?
Yes, we supply genuine replacement parts for commercial HVAC systems and maintain relationships with manufacturers for specialized components.