Louisville pairs a compact historic downtown with newer neighborhoods along the Davidson Mesa and Centennial Valley corridors. Add the open space that rings the city and you get steady pest pressure from the edges inward. ExtermiSafe is local and family-owned, and we treat Louisville homes for what the ground around them actually pushes inside.
Louisville calls cluster around fall rodents off the open space, ants in newer landscaping, spiders downtown, and wasps through late summer.

Mice are the signature Louisville fall call. The open space on Davidson Mesa and around Harper Lake holds large field populations, and the first hard cold pushes them toward the nearest structure. Downtown's older foundations offer the easiest entry, but even newer Steel Ranch and Takoda homes lose the garage door corner every year.
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Ants follow new landscaping in Louisville — drip irrigation, fresh mulch and settling hardscape give pavement and odorous house ants everything they need. Neighborhoods that have been replanted in the last few years see the heaviest first-season pressure, usually along the foundation and under new patios.
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Downtown Louisville's older brick and stone construction gives spiders permanent harborage in basements, crawlspaces and garages, and the open-space edge keeps the insect supply high. Wolf and cellar spiders are routine; black widows show up in window wells, sheds and utility boxes on the south-facing sides.
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Wasp and yellow jacket activity in Louisville peaks from mid-July into September, with nests in soffits, under deck rails, and in ground cavities along the Coal Creek trail. Downtown's covered porches and the mature trees through Old Town are consistent nest sites.
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Voles work the turf and mulch beds of homes backing the mesa and the trail corridors, tunneling under snow cover and girdling ornamental trees. Louisville's irrigated lawns next to dry grassland are exactly the edge voles prefer.
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Earwigs thrive in Louisville's irrigated beds and dense ground cover, hiding under mulch and landscape timbers by day. They push inside through ground-level gaps and show up in bathrooms and basements — most often in homes with new plantings still on heavy irrigation.
Learn more →Louisville is ringed by open space — Davidson Mesa, Harper Lake, the Coal Creek trail — and that grassland edge is where most of the city's pest pressure originates. Mice and voles move off the mesa into yards every fall. Historic downtown homes have the settled stone-and-brick foundations that give rodents and spiders permanent harborage. The newer and rebuilt housing east and south of downtown is tighter, but fresh landscaping and irrigation draw ants and earwigs in their first seasons.
Get a Free QuoteDowntown Louisville · Old Town · Centennial Valley · Coal Creek Ranch · Takoda · North End · Steel Ranch · Hillsborough
Yes — Louisville is inside our regular service area, and we cover the surrounding North Denver metro as well. If you want to confirm your exact address is on the route, check your ZIP on our service area page or just call and ask.
It depends on the pest, the size of the property, and how far along the problem is — a single wasp nest and a recurring mouse problem are not the same job. We quote it free, in writing, before any work starts, and there is no contract to sign.
Safety is the reason we work Integrated Pest Management first: we find and remove what is attracting the pest, seal the way in, and use the most targeted, lowest-impact product that will actually solve it — instead of blanket-spraying a house. Your technician tells you exactly what was applied and when it is dry.
We come back and re-treat at no extra charge. Our work is warranty-backed, so a pest returning between scheduled visits is our problem to fix, not a new invoice.
No. There is no term contract and no cancellation penalty. Most Louisville customers stay on a recurring plan because it keeps pressure off the house year-round, but you can stop any time.
Yes — ExtermiSafe is licensed and insured in Colorado, and we are locally owned and operated rather than a national franchise. The person who answers the phone is the same company that shows up.
Brandon. was awesome and discreet. Took care of my problem in one visit and followed-up to be sure treatments worked. Highly recommend.
Love how the product works and when the guy showed up he had an amazing attitude.
Got lucky with Google and struck gold with this company. Brandon is a great guy who provides excellent service. He answered all my questions. I was a little skeptical about pest and bug service but it really did make a huge difference for our house and yards.
ExtermiSafe was great to work with! The inspection was thorough and all my concerns were addressed. The turnaround time for an appointment was also super quick.
I cannot say enough amazing things about this exterminator. We had a massive bee issue that was stressing us out, and they handled it with absolute mastery. They arrived on time, explained everything clearly, and worked with such confidence that I instantly felt at ease. Within one visit, the bees were completely gone — no stragglers, no surprises, just flawless work. Their professionalism, kindness, and skill are unmatched. If you need someone who actually knows what they’re doing and delivers results, this is the team to call. Truly a 5‑star experience. I will be a repeat client for life!
Brandan was punctual, helpful, and professional. We did not succeed in finding a nest of Yellowjackets, but if there was a nest close by, Brandan would have found it! I will not hesitate to call him back if I find more dependable evidence of a nest. I have no problem, referring him to others. Cameron-k
Great service and quick! Treatment was safe for my pets to be around as well! Definitely using again
Had a great experience with ExtermiSafe Pest Control. Brandon came out to take care of a spider problem we were having and treated around the house to help keep spiders and other pests from making their way inside as the weather starts getting colder. Brandon was professional, knowledgeable, and took the time to explain what he was doing and why. The whole process was easy and straightforward, and I really appreciated how thorough he was. Definitely nice having the peace of mind knowing the house is treated before the colder weather hits. I would absolutely recommend ExtermiSafe Pest Control and Brandon to anyone looking for reliable pest control service!
Very professional staff and able to get the job done correctly!
Brandon knows his stuff. Dependable and kept in contact via text on the day of the appointment. Did a complete spray in crawl space, outside perimeter and inside house. Very confident that the issues was resolved.
Such great service, came as quickly as possible and eliminated the bees nest for a most reasonable price. Highly recommend, I would use them every time I had a problem with pests.
ExtermiSafe Pest Control is the most effective service around! Brandon is an expert at specific pest issues while alao keeping my home, inside and out, overall, safe and free from all pests! I highly recommend his regular service year-round for best results. Very economical, too!
Great service!!! Very thorough!!!
Brandon is awesome at his job. I had him come to a rental home after a furnace technician saw black widow spiders in the crawl space. He was very thorough in inspecting the inside of the house, the yard and the crawl space. He found 6 black widow spiders and 2 active wasp nests. He also identified how they were getting into the crawl space. Brandon was very efficient completing all this in about an hour. And he is very personable and pleasant to work with. Lastly his fees are very reasonable and the billing software that he uses is very easy to use to pay bills. Brandon was a joy to work with throughout the whole process from initial contact to remediation to billing. I highly recommend him
Brandon reached out to my inbox when I inquired nextdoor for recommendations for hornet's nest removal. Gave me a price and availability. We agreed on a time, he notified me when he was on his way. Super friendly and professional. Had all the equipment needed and got the job done. Would call up Brandon again no hesitation for any job I need done again.
Found their advertisement and scheduled an appointment the next day. Very friendly, very knowledgeable and reasonably priced. Home was full of spiders and cob webs etc. They treated my outer perimeter and garage. Have not seen any come back. You can tell they genuinely care about the customer and they did not try upsell me. Will definitely hire again.
Amazing job! Courteous and professional!! I have used them multiple times and jobs are always well done!!
Great work clean efficient and professional. The smaller companies I way better to go with then mega corp they are reasonable and down to earth
I needed an exterminator in a pinch and ExtermiSafe came through and sprayed around the house and was very nice and easy to deal with, Justin was a cool guy and I will pay for there services again.
Excellent and thorough service. Very respectful. he was able to do some preventative work as well as take care of the immediate issue. Highly recommend.
Brandon was on time, prompt and professional and got rid of the nest under our front door. Would highly recommend again!
I couldn’t be happier with my experience with Brandon, he’s very attention to detail, hits every nook and cranny. I’ve had problems with past pest control companies showing up for 5 minutes and that’s a $250 service. Brandon takes his time, gives your property the attention it needs for all pest control issues for a better value. Would highly recommend.
Brandon did an absolutely outstanding job on our home! From the moment he arrived, he was incredibly kind, patient, and professional. He took the time to answer all of our questions, explained everything he was doing, and never made us feel rushed. It was obvious how hard he worked to make sure the job was done right. He was thorough, detail-oriented, and genuinely cared about providing the best service possible. Since Brandon treated our home, we haven’t had a single issue, and the results have been fantastic. It’s hard to find someone who combines excellent workmanship with such a positive attitude, but Brandon does exactly that. If you’re looking for someone reliable, knowledgeable, and who truly goes above and beyond, I can’t recommend him enough. Thank you, Brandon, for the amazing work!
I had a great experience with ExtermiSafe Pest Control. Brandon was on time, professional, and very knowledgeable. He took the time to explain the treatment process, answered all of my questions, and never tried to upsell me. Since the service, I've noticed a huge improvement, and the pests are gone. It's refreshing to work with someone who genuinely cares about their customers. I highly recommend Brandon and ExtermiSafe Pest Control to anyone looking for reliable and honest pest control service.