Welcome To CTI Companies

Contractors Training Institute > Lead Renovator Training, LLC & CTI Services


Ed Wenz is the owner.  Ed is a building & remodeling contractor, a new home builder, Lead Abatement Contractor, a Lead Supervisor, Lead Inspector, Lead Risk Assessor, Asbestos Abatement Supervisor / Contractor, & Asbestos Building Inspector. We are a fully accredited trainer for the EPA. We are EPA Certified Renovator Trainers for lead-safe work training. We also teach lead abatement, lead inspector, lead risk assessor, mold remediation, OHSA compliance, & more in Michigan, Ohio, Indiana, Illinois, Minnesota, New York, Pennsylvania, Tennessee, Kentucky, Florida, Georgia, Louisiana, Nevada, South Carolina & most the USA.

CTI is also an approved trainer of continuing education for Michigan Realtors and Insurance Adjusters.  We provide many different classes to help realtors and insurance adjusters maintain their license with continuing education but also gain sure knowledge of construction and environmental issues in structures.

Ed Wenz has received the State of Michigan Bureau of Construction Codes a “Lifetime Approval as an Instructor” for building officials, building inspectors, and plan reviewers in the State of Michigan.


Our Business

Lead Renovator Training, LLC is an environmental training firm.  We teach classes for EPA Certified Renovator in all parts of the USA. We also tach in Michigan the Lead Abatement Supervisor, Lead Inspector, & Lead Risk Assessor.
All classes are available in initial or refresher classes, LRT also owns Contractors Training Institute, Michigan Builders Training, & Builders Con-Ed, which teaches all builders courses, OSHA safety courses, specific trade training, and more.  We also handle Builders License Con-Ed Classes for your State of Michigan Builders Licenses.
We have training centers around Michigan, South Carolina, and many other Home Builders Associations of Michigan and Home Depot Stores to be able to bring classes close to you.