Haller Enterprises - State College

Haller Enterprises - State College Haller Enterprises of Centre County, PA,
Your #1 Mechanical Contractor
Formerly, Goodco Mechanical, Inc. While ownership has evolved, our commitment has not.

Goodco Mechanical was founded in 2008 by Scott Good with a clear mission: to raise the standard for mechanical services in State College and the surrounding communities. Through hard work, expert craftsmanship, and a relentless focus on customer satisfaction, Goodco quickly earned a reputation as the #1 mechanical contractor in the area. Today, Goodco Mechanical is proud to be part of Haller Enter

prises, a trusted regional leader in HVAC, plumbing, and mechanical services. This partnership allows us to continue delivering the same high-quality service our customers expect — while providing access to expanded resources, advanced tools, and an even stronger support team. We specialize in heating, cooling, plumbing, indoor air quality and mechanical solutions for both residential and commercial customers. From routine maintenance and emergency repairs to complex system installations, our experienced technicians stand behind every job we perform. The values that built Goodco Mechanical — expertise, reliability, and integrity — remain at the heart of everything we do, now reinforced by the strength and stability of Haller Enterprises.

How long your HVAC system lasts is not just about its age. Regular maintenance and how hard the system has to work over ...
09/02/2026

How long your HVAC system lasts is not just about its age. Regular maintenance and how hard the system has to work over time can make a difference, too.

Taking a proactive approach can help reduce unnecessary wear, support reliable performance, and help you get more life out of your system.

We put together a homeowner guide with practical ways to help keep your HVAC system running strong for the long haul.

Save this one for later or share it with a homeowner who could use the reminder. 🏠

Read the full guide here: https://hallerent.com/blog/extend-hvac-system-life-peak-use-pennsylvania/

Warm air coming from your AC is one of the clearest signs that something isn't working the way it should.While some caus...
08/26/2026

Warm air coming from your AC is one of the clearest signs that something isn't working the way it should.
While some causes are simple and others require professional repair, it's a problem that's worth addressing sooner rather than later.

We asked one of our expert technicians what they see most often:
"When your AC is on but still blowing warm air, there's usually a reason behind it, and it's something we deal with a lot. It could be low refrigerant, a dirty evaporator coil, or even a clogged filter cutting off airflow. In some cases, it's a failed part like a capacitor or contactor, which we often catch during routine maintenance. Either way, it's worth having us take a look before it gets worse or puts additional strain on the system."

If your AC isn't keeping your home comfortable, our team is here to help diagnose the issue and get your system back to cooling the way it should.

Routine maintenance keeps your building running smoothly.During this visit, our team replaced the air filters and comple...
08/24/2026

Routine maintenance keeps your building running smoothly.

During this visit, our team replaced the air filters and completed a scheduled maintenance check on this rooftop unit. These routine visits help keep the system running efficiently, support better indoor comfort, and give technicians the chance to catch small issues before they become bigger ones.

It's the kind of work that often goes unnoticed, but it makes a difference every day.

Late August weather can be unpredictable. Cool mornings often turn into warm afternoons, making it hard to know exactly ...
08/22/2026

Late August weather can be unpredictable. Cool mornings often turn into warm afternoons, making it hard to know exactly how to set your thermostat before heading to work.

If you've got a furry friend waiting at home, keeping them comfortable is always top of mind. A smart thermostat lets you adjust your home's temperature right from your phone, so if the day heats up more than expected, you can make sure they're staying cool and comfortable until you get home. 🐾

Because peace of mind isn't just knowing your home is comfortable. It's knowing your best friend is, too. ❤️

AC drain line clogs don't happen overnight.Dust, dirt, pet dander, and moisture slowly build up inside the drain line ov...
08/19/2026

AC drain line clogs don't happen overnight.
Dust, dirt, pet dander, and moisture slowly build up inside the drain line over time. Eventually, that buildup can block condensation from draining properly, causing water to back up into your home. In some cases, it can even trigger a safety switch that shuts your air conditioner off completely.
Our latest blog explains what causes AC drain line clogs, the warning signs to look for, and what you can do to help prevent them before they turn into a costly repair.
Read the full blog here: https://hallerent.com/blog/drain-line-clogs-air-conditioner-pa/

A clean AC starts on the outside.Over time, dirt, grass, and other debris can build up on your outdoor unit, making it w...
08/17/2026

A clean AC starts on the outside.

Over time, dirt, grass, and other debris can build up on your outdoor unit, making it work harder than it needs to. A professional cleaning helps your system run more efficiently and prepares it to handle the hottest days of the year.

Sometimes, a little cleaning can make a big difference.

Large repairs can feel overwhelming, which is why our goal is to make the process as smooth and stress-free as possible ...
08/14/2026

Large repairs can feel overwhelming, which is why our goal is to make the process as smooth and stress-free as possible from start to finish.

Thank you for your kind words about Moises, Ben, Mike, Dan, and the entire Haller team. Knowing that you felt informed, supported, and confident throughout the project means the world to us.

Thank you for trusting Haller. We're honored to be your go-to team. ⭐

Finding ice on your AC in the middle of summer can be confusing, but it's actually a common issue. We asked our experts ...
08/12/2026

Finding ice on your AC in the middle of summer can be confusing, but it's actually a common issue. We asked our experts what's really happening.

"A frozen AC usually means something isn't allowing enough airflow through the system. A dirty filter, clogged coil, or low refrigerant can all cause the evaporator coil to get too cold and freeze over."

If you notice ice or frost on your system, turn it off and have it checked out. Continuing to run a frozen AC can lead to bigger issues and more costly repairs.

Don't wait for a frozen system to leave you without cooling. Schedule an AC inspection and let our experts get your system back on track.

Sometimes the most important repairs are the ones you'll never see.After discovering a plumbing leak behind the wall, ou...
08/11/2026

Sometimes the most important repairs are the ones you'll never see.

After discovering a plumbing leak behind the wall, our team quickly located the issue and made the necessary repairs to restore the system. Once the wall is closed back up, the work disappears, but the peace of mind stays.

Quality repairs. Done right the first time.

🚨 Today's the last day to vote! 🚨If you've been meaning to support Haller in this year's Morning Call Readers' Choice Aw...
08/09/2026

🚨 Today's the last day to vote! 🚨

If you've been meaning to support Haller in this year's Morning Call Readers' Choice Awards, now's the time! Voting closes today, and every single vote helps.

We'd be incredibly grateful for your support in these categories:
Electrical Contractor
https://mcall.secondstreetapp.com/Readers-Choice-2026/gallery/551369727
Heating & Air Conditioning
https://mcall.secondstreetapp.com/Readers-Choice-2026/gallery/551370838
Plumber
https://mcall.secondstreetapp.com/Readers-Choice-2026/gallery/551369436

Thank you for trusting our team and allowing us to serve you. Your support means everything to us, and we're honored to be considered among the best!

Address

2597 Clyde Avenue, Suite 1
State College, PA
16801

Opening Hours

Monday 7:30am - 4pm
Tuesday 7:30am - 4pm
Wednesday 7:30am - 4pm
Thursday 7:30am - 4pm
Friday 7:30am - 4pm

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