You Deserve Experts.We Have Them.
At Ahern, we ensure your healthcare facility safety systems and fire protection systems are meeting specific industry demands.
Ahern has performed design, installation, and service work in 85% of Wisconsin’s hospitals, among several others throughout the Midwest. Whether you are looking to relocate a few sprinkler heads or maintain existing systems, remodel a clinic, or construct a 300+ bed hospital, we will deliver expert guidance to steer your project to success.
- Peoria, IL
- Ahern’s field crew averaged 10 years of experience
- 100% on-time completion
- Only one rework item was needed, and it was resolved within 24 hours
- Milwaukee, WI
- Ahern finished the project $2 million under budget
- No lost-time injuries
- Milwaukee, WI
- Project completed ahead of schedule
- Zero lost-time injuries
- St. Louis, MO
- Both field and office project teams averaged over 10 years of experience
- All work was completed on time
- Grimes, IA
- 100% of Ahern's crew held industry certifications, and they averaged 11 years of experience
- All designs were approved on the first submission
- Council Bluffs, IA
- All work was completed within the original estimate
- Designs were approved on the first submission
- Milwaukee, WI
- Project was completed ahead of schedule
- No change orders were initiated by Ahern
- Menomonee Falls, WI
- Ahern’s staff was NEBB and TABB certified
- 100% on-time completion
- No warranty rework
- Madison, WI
- Ahern’s field crew averaged more than 10 years of experience
- LEED Silver Certified
- Madison, WI
- All work was completed on schedule
- Completed design and installation work with customer-supplied specialty equipment
- Menomonee Falls, WI
- 100% on-time completion
- No warranty rework
- Omaha, NE
- Ahern was able to resolve exposed piping during the design phase
- 100% on-time completion
- Indianola, IA
- The project was completed under the original estimate
- Ahern’s design was approved on the first submission
- Grimes, IA
- The project was completed within the original estimate
- No issues or problems came up during the project
- Wauwatosa, WI
- Ahern's office team held an average of 24 years of experience
- Ahern's design was approved on the first submission
- Eau Claire, WI
- Project scope increased by 68% and the completion date stayed the same
- Ahern’s staff held unique Medical Gas certifications and Master Plumbers licenses that specifically benefitted this project
- Green Bay, WI
- Ahern helped VA Green Bay achieve LEED Silver certification by installing energy efficient HVAC and plumbing systems
- Project was completed 2 months ahead of schedule
- Omaha, NE
- Ahern’s office team averaged 15 years of industry experience
- No OSHA recordables
- Altoona, IA
- Ahern completed the project two months ahead of schedule
- The project was completed under the original estimate
- Council Bluffs, IA
- Ahern’s field team averaged 10 years of industry experience
- Project completed a full month ahead of schedule
- Mukwonago, WI
- 100% on time completion
- Ahern utilized a 6-week look ahead planner to keep on schedule
Multi-TradeServices in Your Industry
At Ahern, we provide facilities in Wisconsin with all our multi-trade services. However, we also offer Fire Protection & Pipe Fabrication Services outside of Wisconsin.

Ahern has 15 office locations throughout the Midwest. We offer fire protection expertise in all geographies, as well as new installations throughout the U.S.; mechanical installations and service within Wisconsin; and pipe fabrication work in the U.S. and beyond.

At Ahern, your pipe fabrication project is our specialty. We fabricate and ship according to project-specific priorities, and we assist in all aspects of system layout, including budget planning and takeoff preparations. Ahern offers pipe fabrication services and also provides welded piping for a variety of systems.

Whether for the immediate distribution of clean water or the safe transportation of unwanted waste, quality plumbing is a key component of any building.

Ahern offers mechanical preventive maintenance agreements (PMAs) and fire protection system and equipment inspection services. Mechanical PMA programs can help ensure your systems are operating efficiently and can help to reduce costly emergency repairs or replacements. Fire protection system...

Ahern has been designing, installing, and servicing HVAC systems since the company's inception over a century ago. Our team of professional engineers, licensed designers, experienced project managers, and skilled foremen can bring your next HVAC project from idea to reality.

Building controls – also called Building Automation Systems (BAS), Building Automation and Control Systems (BACS), or Building Control System (BCS) – have quickly become vital in maximizing efficiency, sustainability, and profitability in today’s buildings.

Ahern has the expertise needed to ensure your systems are functioning as intended to meet your facility goals.

Ahern employs over 70 NICET-Certified professionals, 10 licensed PEs, 8 LEED APs, and 4 EITs. Our energy solutions team will help you better manage your utility spending by identifying and recommending energy-saving alternatives.

Installation of mechanical, electrical, and plumbing systems can require meticulous attention to detail and precise coordination with multiple trades.

We offer a full range of solutions for industrial and manufacturing process environments including installation, repair and replacement, machine automation, and fabrication.

As a preconstruction adviser, Ahern’s knowledge and experience benefit general contractors, architects, and building owners through early involvement in system selection that meets the end user's goals and budget.

Last year, we provided life safety inspections to over 24,900 facilities. This includes fire extinguishers, kitchen systems, dry chemical systems, emergency lighting, fire alarm testing, and fire/smoke damper testing.