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

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.

The best prices anywhere- knowledgeable and dependable…read more They recently helped save a really estate transaction with their knowledge of knob and tube removal.

they inspected our fire alarm system, fixed some issues with the system and provide the annual fire…read moresystem certificate of inspection, required by law, so far the system seems to work fine, great customer attention they have a website http://philadelphiafirealarmsystems.com