Spiders and Beetles

No one wants insects crawling around in their house, and Cornerstone Pest Control can help you rid your home of these pests! Whether it’s spiders making themselves at home, box elder bugs swarming your windows, stink bugs, or any other creepy crawling bugs, call NH’s best pest control company to save the day and rid your home of these pests!

Our technicians at Cornerstone Pest Control work to find the source of the issue, before eliminating it. Whether it’s spiders building webs everywhere, box elder bugs swarming your windows, stink bugs lurking around, or any other creepy crawling bugs, we will work to mitigate and eliminate the problem. Take back control of your home and call our pest pro exterminators today!

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$25 Off One-Time Pest Service For Ants & Wasps


5.0 ★★★★★ Cornerstone Pest Control LCC


Glenn was great he showed up on time, was very informative, and solved the rodent problem.

– Paul Lanouette


We had a pestering rodent infestation for the past month, and our attempts to bait them were an utter failure.

– Dipu Deshmukh


Sydney in the office was an absolute pleasure and was able to get someone out to our ground wasp problem the same day.

– Tom Jones


Cornerstone was by far the most pleasant and speediest response I received – and since the wasps were coming into our bedroom, speed was of the essence!

– Karen Graves


Cornerstone is the most responsive and thorough company I have ever seen. I would highly recommend them!

– Margaret Bishop


Our technician Glenn is always polite, personable and extremely thorough with his applications. We are very pleased with the service we receive from Cornerstone!

– Douglas Taylor


“Great Company will continue
to use !”

– Brad Davis


“Always professional and leaves
us highly satisfied”

– Louisa Howell