Keystone Alarms customer service as been wonderful to work with. They are very responsive. They are…read morefriendly and very accommodating. They have made me feel like a valued customer and that reason alone has kept me from going to a larger company. They also are eager to answer my questions about my system and problem solve issues when necessary.

From the owner: Keystone Alarms in Feasterville Trevose, Pennsylvania, installs alarm and security systems with…read morestate-of-the-art monitoring for residential and commercial customers. We have more than 35 years of experience and are proud to be a privately owned security company, keeping families and businesses safe and protected. We have an excellent reputation for customer satisfaction because we believe the customer is king. We take a personal interest in every installation and every client that we serve. Our alarm company sells, installs, monitors, and maintains residential and commercial security alarm systems with the latest technological resources and equipment. Our state-of-the-art alarm monitoring provides peace of mind 24/7 through our network of interconnected monitoring centers, with trained professionals who are always here for you. Our central station automatically dispatches the proper authorities to your home or business in the event of any emergency...

Northern Mechanical installed the fire sprinkler system in our house. We had an issue with one of…read morethe fittings and I was referred to a different company to come out and fix it. Since I didn't know at the time that Northern was the company that did the install, I used the other company and they charged me an arm and leg. When I talked to Northern about the issue after the fact, they reimbursed me the money that I spent and checked every other home in the community to make sure that they did not experience the same issue. Great customer service and very competent. Now I know who to call for plumbing and sprinkler work!

This is the guy you need to call if you need any sprinkler work done!…read moreBeen trying to get this work done for years and am thankful that someone shared my contact info with them as most places I was reaching out to did not do residential work. Not only did Tyler come right out to see what was needed, but got the parts ordered and installed in less than 2 weeks. And at a cost of 1/2 of what the competitors were charging. Highly recommended!!

From the owner: Since its onset in 2023, NexGen Fire Protection has been proud to service the Bucks, Lehigh,…read moreMontgomery, and surrounding counties. We offer over 10 plus years of experience in the trade and can handle any task big or small. We can troubleshoot and fix anything in a timely and affordable manner. Our customers always come first! Service, Inspections, Residential, Commercial, Backflow Testing and Rebuilding, Fire Pump Maintenance and Repair, and 24/7 Emergency Service are some of the services we offer. We are service specialist who will always provide the customer with a five-star customer service experience that can't be beat. We are a licensed and insured small family-owned business that takes pride in our work, community, and the prevention of injury or loss due to fire.

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