Hartwig Mechanical

05/28/2026

🚨 NOW HIRING – JOURNEYMEN HVAC SERVICE TECHNICIANS 🚨

Hartwig Mechanical is expanding and looking for experienced Journeymen HVAC Service Technicians to join our growing team!

📍 Opportunities Available At:
🔹 South Office – Mokena
🔹 North Office – Harvard

Why Join Hartwig Mechanical?
✅ Union wages & benefits
✅ Growth opportunities
✅ Strong team environment
✅ Steady work with a respected company

If you take pride in your work, value teamwork, and want to build a long-term career with a company that invests in its people — we want to hear from you.

📞 815-978-3770
📧 [email protected]

Join a team that keeps things running.

Hartwig Mechanical is a commercial contracting firm specializing in plumbing, heating, air cond

05/27/2026

🚨 WE’RE HIRING – JOURNEYMEN HVAC SERVICE TECHNICIANS 🚨

Hartwig Mechanical is growing and we’re looking for experienced Journeymen HVAC Service Technicians to join our team!

📍 Opportunities Available At:
• South Office – Mokena
• North Office – Harvard

🔧 What We Offer:
✅ Union wages & benefits
✅ Growth opportunities
✅ Strong team environment
✅ Steady work with a respected company

If you’re a motivated technician looking to build your career with a company that values its people and invests in their future, we want to hear from you.

📞 815-978-3770
📧 [email protected]

Join a team that keeps things running.

05/25/2026

05/20/2026

🚨 NOW HIRING – EXPERIENCED SERVICE PLUMBERS 🚨

Hartwig Mechanical is growing and looking for experienced Service Plumbers to join our team in Harvard, Mokena, and Rockford serving the Chicago suburbs and surrounding areas.

🔧 Competitive Plumbers Local 130 wages & benefits
🔧 Strong team environment with year-round work
🔧 Opportunities for growth and advancement

Not currently a Local 130 member? No problem — Hartwig Mechanical will work with qualified candidates to coordinate the process of becoming part of Plumbers Local 130.

If you take pride in doing the job right and want to work with a company that values its people, we want to hear from you.

📍 Locations: Harvard • Mokena • Rockford
📧 [email protected]
📞 815-943-4430
www.hartwigmechanical.com

Apply today or share with someone who’d be a great fit!

05/15/2026

🔧 Don’t wait until it breaks. Prevent it before it happens. 🔧
At Hartwig Mechanical, we know that proactive HVAC maintenance is the key to keeping your facility running efficiently, safely, and cost-effectively year-round.
Our Preventative Maintenance programs help: ✅ Improve system reliability
✅ Maximize equipment efficiency
✅ Reduce unexpected downtime
✅ Extend equipment life
✅ Lower long-term operating costs
From inspections and filter replacements to calibration and performance optimization, our team is committed to keeping your HVAC systems operating at peak performance.
Planned today. Powerful performance tomorrow.
📞 Schedule your preventative maintenance service today: 815-943-4430
🌐 hartwigmechanical.com

05/14/2026

⛳A big THANK YOU to our incredible Hole Sponsors for supporting our Great Futures Golf Outing!

Your generosity goes beyond the course. It creates opportunities, builds confidence, and opens doors for the youth we serve every single day.

We are grateful to our amazing sponsors:
Assured Partner, a Gallagher company
First American Bank
Bill & Susan Harkin
Barbara Ferguson (Ferguson Family)
Hartwig Mechanical

We’re so grateful to have you in our corner, investing in brighter futures.
Want to join us on the course or become a sponsor?
Learn more here: https://cbo.io/app/public/bidapp/gfgolfouting
⛳
⛳

05/10/2026

Happy Mothers Day

05/06/2026

Use this commercial HVAC maintenance checklist to prepare your building's cooling system before summer demand hits and service schedules fill up.
https://hartwigmechanical.com/spring-commercial-hvac-maintenance-checklist/

05/02/2026

☀️ Don’t Wait Until It’s Too Late… Beat the Heat NOW!

Before the summer temperatures spike, make sure your air conditioning system is ready to keep you cool and comfortable. A quick check today can save you from breakdowns tomorrow.

🔧 AC Tune-Ups & Inspections
❄️ Improve Efficiency & Performance
💸 Avoid Costly Repairs Later
🏠 Stay Comfortable All Season Long

Trust the experts at Hartwig Mechanical to keep your system running at its best.

📞 Call today: 815-943-4430
www.hartwigmechanical.com

Get ahead of the heat — your comfort depends on it.

04/29/2026

Learn warning signs of failing industrial pipes and how industrial pipe lining prevents costly breakdowns and facility downtime.
https://hartwigmechanical.com/pipe-lining-warning-signs/

04/22/2026

Lake County — we’ve got you covered.

Hartwig Mechanical is proud to serve Lake County with dependable HVAC and plumbing services you can trust. And while Lake County is our focus here, our team also services all of Northern Illinois—so wherever you are, we’re ready to help.

From heating and cooling to plumbing repairs and maintenance, we keep your home or business running smoothly year-round.

✔ Fast, reliable service
✔ Skilled, experienced technicians
✔ Serving Lake County and all of Northern Illinois

Don’t wait for small issues to become big problems—reach out today.

📞 815-943-4430
🌐 www.hartwigmechanical.com

Hartwig Mechanical — keeping Northern Illinois comfortable.