Top-Quality Contracting Services in East Alton, IL.

Your Trustworthy Ally in Construction 

Reliability You Can Rely On 

Supported by More Than 66 Years of Established Expertise.

Korte & Luitjohan Contractors, Inc: Premier General Contracting Services in the East Alton, IL Region.

Our all-encompassing general contracting approach provides clients the benefit of collaborating with a reliable partner who oversees every facet of construction—from the initial planning and coordination to scheduling, budgeting, and on-site management. With more than sixty years of industry expertise, Korte & Luitjohan Contractors, Inc. guarantees transparent communication and seamless cooperation with architects and subcontractors, all while upholding a steadfast commitment to safety and quality. This method fosters an efficient construction process that honors both timelines and budget constraints. Contact us today to kickstart your project.

Concrete pumping truck near green trees and signs.

Uncover Why East Alton, IL Trusts Us as Their Dependable General Contracting Partner.

Our methodology emphasizes collaboration and a strong commitment to providing personalized services for our clients. We begin by thoroughly understanding your vision, project details, and timeline, ensuring that each element is carried out with precise attention to detail. By closely collaborating with your team, we efficiently manage subcontractors, keep schedules on track, control costs, and maintain outstanding quality throughout the project's life cycle.


With over 66 years of industry expertise and an unyielding commitment to excellence, Korte & Luitjohan Contractors, Inc. sets an impressive standard for general contracting in the East Alton, IL area. Contact us today to discuss your project.

Man and woman pose near a Kubota KX052 excavator. They wear red shirts. Woman is in the cab. Outdoors, daytime.

Are you looking for exceptional General Contracting services?

 At Korte & Luitjohan Contractors, Inc., we are proud to be your trusted general contractor. Our dedication extends across the St. Louis Metro area, South Central Illinois, and Southern Illinois. Our knowledgeable team expertly oversees every aspect of construction—from planning and budgeting to on-site management and quality control. We collaborate closely with owners, architects, and subcontractors to guarantee that your project advances smoothly, safely, and effectively. Contact us today to start your journey with a dependable general contracting partner.

Why Choose General Contracting?

Comprehensive Project Oversight


We coordinate every aspect of construction — from subcontractor management to quality control — ensuring smooth execution from start to finish.

Proven Experience


With over six decades of building experience, our skilled team brings knowledge, craftsmanship, and reliability to every project.

Commitment to Results


We deliver projects on time, on budget, and to the highest quality standards — earning the trust of clients across the St. Louis Metro and Southern Illinois regions.