what products do you offer?

We offer hands on, flexible training in HVAC and Welding

Mo 08:00-22:00; Tu 08:00-22:00; We 08:00-22:00; Th 08:00-22:00; Fr 08:00-22:00

what is your business address?

500 Joliet Road 100, Willowbrook, IL 60527, US

what payments do you accept?

At ETI, we accept Financial Aid for those who qualify or payment plans. We also accept cash, credit cards and checks.

What do you know about my business?

ETI School of Skilled Trades' mission is to teach students the technical and professional skills needed to gain entry-level employment in the growing HVAC/R or Skilled Welder industries. ETI believes in providing a positive, supportive, engaging, and student-centered learning environment to all students.

What is Unique about your business?

Get trained on in demand careers in HVAC or Welding in as little as 7 months. We’re serious about developing highly skilled welders and HVAC technicians that are confident in their future.

Welcome to ETI School of Skilled Trades. You can ask about our HVAC & Welding Programs that can be completed in as little as seven months.

If you need personalized help, please call one of our knowledgeable admissions advisors at 830-888-7678.

Please call us for a personal tour of our hands-on shops at 830-888-7678.

How many Clients have you served?

We have served many students in our 50 years of business and are looking forward to helping more graduates find success.

What holidays are you opened for?

All holidays are listed in our Campus Catalog. Or call us at 888-830-7678.

How many employees work with your company?

There are 30 employees that work for ETI.

Do you have any Deal/Coupons/Offers available?

? ETI has scholarships and grants available to those that qualify. Please call us at 888-830-7678 for more information on financial aid and tuition costs.

What accreditations does your business have?

We are accredited by ACCSC – the Accrediting Commission of Career Schools and Colleges.

Do you offer military discounts?

Yes, we have a representative on campus that can answer all military questions.

Do you accept reservations/appointments?

Yes, please call us to book a personal tour of our college at 888-830-7678.

Is your establishment kid-friendly?

ETI is kid-friendly, except in certain lab areas like our welding shop.

How long can I stay at a meter?

There are no meters, you can park in our parking lots while you are in school or visiting.

What does parking cost?

Our parking at ETI is free and you do not need a pass.

When is your next event?

Please call us at 888-830-7678 to hear about our next event on campus.

Do you have events at your establishment?

Please call us at 888-830-7678 to hear about our next event on campus.

What will you learn in welding school?

Welding school teaches hands-on welding techniques, safety procedures, blueprint reading, and the skills needed for entry-level welding careers.

How can welding school help launch your career?

Training helps students gain practical experience, prepare for industry certifications, and build the skills employers are looking for.

What career opportunities are available after welding school?

Graduates may pursue welding careers in industries such as construction, manufacturing, fabrication, and transportation.

welding training

August 26, 2026

Welding Sticks Versus Welding Rods

Welders use different tools for different welding jobs. Depending on the material you’re welding, the purpose of the weld, and even the environment you’re working in, you’ll need to use specific tools to get good results. Understanding which tools and welding processes to use, and when, is one of the key things covered in welding […]

June 11, 2026

Preheating and Postheating in Welding

At first glance, welding looks simple, but it’s actually a pretty complex process. Different types of welding jobs require different temperatures, tools and techniques. Depending on the metals you’re working with, the ambient temperature and even humidity, you might need to take a different approach. Preheating and postheating are important welding techniques that help ensure […]

May 11, 2026

What Is “Green” Welding?

The demand to meet new environmental standards is growing across many industries, and that’s leading to changes in the welding profession. “Green” welding refers to practices that aim to reduce energy use and harmful emissions, while maintaining high-quality results. If you’re considering a career in welding or looking to forge new skills in an existing […]

March 11, 2026

Preventing Welding Spatter

Welding spatter is one of the most common issues new welders face. Those small molten droplets can stick to your workpiece, damage equipment and create extra cleanup. While technique plays a major role in preventing spatter, education and training are the foundation of learning how to control it. That’s why attending a welding school like ETI […]

January 23, 2026

What Is Pipeline Welding?

Welders work with metal, creating strong joints between two pieces. Some common applications include structural welding, automotive welding, and pipeline welding. Pipeline welding is frequently used in the construction and energy industries. Welding jobs are physically demanding and require extensive training but offer commensurate rewards with high growth potential. With initial training in the fundamentals of […]

September 25, 2025

Welding in the Aerospace Industry

There are opportunities for skilled welding professionals in many different industries, but some of the most interesting welding jobs are in the aerospace sector. What do aerospace welders do, and how can you get started on this career path? What is Aerospace Welding? Aerospace welding refers to the techniques and processes used for welding aircraft […]

September 24, 2025

Becoming A Structural Welder

A career as a structural welder can be an excellent choice for those who enjoy working with metal, using their hands, and applying creativity to see their hard work have a lasting impact. They play a critical role in shaping our world, from constructing the framework of a skyscraper in a major city to building […]

April 11, 2025

Welding Stainless Steel

Stainless steel, renowned for its corrosion resistance and durability, is an important material used in industries ranging from aerospace to culinary arts. However, welding this material presents unique challenges requiring specialized techniques and training. Here’s a quick rundown of how to master stainless steel welding and land the best welding jobs. Stainless Steel Welding Techniques and […]

March 25, 2025

What Welding Students Need To Know About Welding Fumes

Welding is a rewarding and in-demand career that offers great opportunities. Welding plays a role in a wide range of manufacturing processes, from creating essential tools to constructing massive buildings. However, working as a welder does come with some potential safety risks. Professional welders need to understand these hazards and the proper steps to protect […]

March 12, 2025

Launch Your Career With Welding School Training

Pursuing a career in welding begins with building a strong foundation of skills and knowledge. Attending a welding school like Environmental Technical Institute (ETI) can equip you with the hands-on experience and technical expertise required for success in this dynamic field. Success in the welding field takes precision, technique, and an understanding of materials, making […]

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