These guys are the best. We hired them to fix a residential leak which had to be one of their…read moresmaller jobs. However, they treated us like we were one of their biggest. They showed up on time, we're extremely communicative, and stayed for an hour after everything was closed up to make sure the leak stayed sealed as we ran appliances and sinks. They also wore PPE no questions asked. I wouldn't hesitate to call them again.

I want to thank these amazing guys on taking care of our business with restocking our fire…read moreextinguishers and fire alarm. They worked effortlessly during our busy hours. They didn't hold us up and were very neat and tidy. I highly recommend them.

We use Oliver for our inspections for many years now. I can trust them to come in, get their…read moreinspections complete and finish their reporting within a timely manner and with little disruption to our customers.

In response to today remark from Oliver: No thank you. We heard that same explanation for 4 yrs…read morebefore we finally had enough and wrote the review.

Mike and Greg were responsive, reliable, and completed the job on time at the price quoted. They…read moretook the time to explain their work and how to maintain my sprinkler system going forward. I would definitely recommend.

From the owner: Commercial & Residential:…read more - Fire Sprinkler Engineering & Design - Fire Sprinkler Installation - Fire Sprinkler Maintenance & Repair - Fire Sprinkler Testing & Inspections Backflow Prevention - Design & Installation - Maintenance & Repair - Testing & Inspections Fire Hydrant - Installation - Maintenance & Repair - Testing & Inspections Underground Piping - Installation - Repairs

I wanted to post how nice the person who took my call was. Very pleasant and cheerful. Even though…read moreI couldn't use their service ( they do not service if hadn't installed) I would say give a call. I got good advice and had a helpful chat! Thx so much.

Great service, friendly people…read more I had Metropolitan Fire replace a number of leaking sprinkler heads and fix some leaks on the riser equipment in the basement. The repair men were friendly and professional. The quality of work was great. The previously wet basement is now bone dry.

Jason Evans at Kistler O'Brien Fire Protection is great to work with! He's knowledgeable,…read moreresponsive, and easy to coordinate with, and he makes sure everything is handled correctly and on time. Highly recommend Jason and the team at Kistler O'Brien for anyone in need of fire protection services!

From the owner: Kistler O'Brien Fire Protection is a full-service fire protection provider serving businesses of…read moreany size in eastern Pennsylvania, New Jersey, and Delaware. From design and installation to inspection, maintenance, and repair services, Kistler O'Brien is a one-stop-shop for businesses to protect their people and property.

I called because I had to have an alarm panel replaced. The woman who took my call was very helpful…read morevery knowledgeable easy to set up an appointment with. Then Bob came out, explained everything to me and how much everything is going to cost. If you're looking for a great alarm company look no further Northeast Fire Protection.

From the owner: We are a family owned and operated Fire Protection and Security company. We currently service MD,…read moreDE, PA, and NJ, with more areas coming soon! Services Offered: *Commercial Fire Alarms *Commercial Fire Extinguishers *Commercial Security *Marine Suppression Systems *MAE Systems *Residential Security and Home Automation *24/7 Professional Monitoring