Western Exterminator Company is the #1 Monrovia, CA pest control & extermination company. We have over 105 years experience, and have helped over 1,000,000 homeowners and businesses with hornet extermination and other pest control. Read on to learn why we are the top choice for pest control in Monrovia, CA, then pick up the phone and call us for prompt help with your pest problems.

From Monrovia's neighborhoods to its surrounding areas, hornets are a consistent threat to California homes and businesses. The state's mild winters and warm summers mean there's no real off-season for pest activity, and infestations can grow fast if left untreated. Western Exterminator Company knows California pest behavior inside and out, and we deliver hornet control solutions that are tailored to your property — not cookie-cutter treatments that miss the root of the problem. Reach out to Western Exterminator Company today and let us show you what thorough, professional hornet control looks like in Monrovia, California.
A hornet nest on your Monrovia, California property is a serious safety hazard — hornets are aggressive defenders of their nest and can sting multiple times. If the nest is disturbed, they'll attack in large numbers. Attempting to remove a hornet nest without professional equipment and training is extremely dangerous. Western Exterminator Company provides safe, professional hornet nest removal that protects you, your family, and anyone who uses your property. Call Western Exterminator Company today for fast, expert hornet control in Monrovia, California.
Western Exterminator Company has been protecting homes and businesses from hornets for over 100 years — and in Monrovia, California, that experience makes a real difference. Our hornet specialists use proven, targeted treatments to eliminate infestations and keep your property protected year-round. With a century of expertise behind every service, Western Exterminator is a name California property owners can trust. Call us today for expert hornet control in Monrovia.
A pestfree365 program from Western Exterminator Company is an essential investment for Monrovia homeowners looking to prevent costly and stressful pest problems. Rather than dealing with infestations after they occur, a proactive plan keeps pests from ever gaining a foothold in your home.
Pests like ants, termites, rodents, and cockroaches are more than just nuisances—they can cause significant damage to your home and pose health risks to your family. A pestfree365 program ensures year-round monitoring and preventive treatments, stopping these pests before they become a full-blown infestation. By scheduling regular inspections, Western Exterminator Company identifies potential risk factors such as cracks, moisture buildup, or nesting sites that could attract pests.
One of the biggest advantages of a pestfree365 program is cost savings. Emergency treatments for infestations can be expensive, and structural repairs from termite or rodent damage can run into the thousands. With a protection plan in place, homeowners get affordable, ongoing service that minimizes these risks. Additionally, customers receive priority service, ensuring rapid response times for any pest-related concerns.
Different seasons bring different pest challenges. During summer, mosquitoes and ants become a major issue, while in colder months, rodents seek warmth indoors. A pestfree365 program adapts to these seasonal threats, ensuring your home remains secure no matter the time of year.
Choosing Western Exterminator Company for your pest control needs means gaining access to industry-leading expertise, environmentally responsible treatments, and long-term pest prevention. Take control of your home’s safety and comfort—invest in a pestfree365 program today and keep pests out for good!
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Hornets can be distinguished by their size and coloration. They are larger than most wasps and yellow jackets and less hairy compared to bees. Their nests are large, gray, and papery, often found in high places.
Hornets in Monrovia, California are social insects, living in colonies that can number in the hundreds. They are protective of their nests and can become aggressive if threatened. Hornets are active during the day and are less likely to enter human dwellings.
While hornets do not cause structural damage like some pests, their nests can be a nuisance and intimidating when located near human activity, potentially leading to hazardous situations.
Hornets generally do not enter homes unless attracted by sweet scents or bright lights. They are more likely to build nests in attics, garages, or under eaves.
Professional treatment by Western Exterminator Company offers a safe and effective way to handle hornet problems, minimizing the risk of stings and ensuring that hornet nests are thoroughly removed from property premises.
Natural predators of hornets include birds like chickadees and predatory insects such as praying mantises, although these are not usually effective in controlling larger hornet populations.
Discover why professional pest control is more than just spraying for bugs and the importance of hiring a licensed exterminator. Learn more about pest control and how it protects your family's health and your home's value.
Really personable and knew his job well.
Our technician was superb! Very meticulous and knows his work well. He was able to narrow down where the ants were coming from. While he was at it, he inspected for other possible issues. We were impressed with how friendly and considerate he was.
Fantastic service. Reasonable price. I like the efficient communication and the services I for the over 4 years!
I recommend this company. They did a fantastic service!
Yellow jackets have been bothering me, so I finally decided to ask professional treatment. Happy that I did!
I am super happy with the service done by two experts. They were very informative and sympathetic. They gave me assurance that the treatment was safe to my 2 small dogs.
The guys handle the job excellently! The treatment was intensive and professionally done!
For a few years now I have been using Western Exterminator Company for my two properties, and I can say with confidence that they do an excellent job, their reps are highly qualified, and they keep great communication all throughout the inspection and treatment. Thank you, Western Exterminator Company.
The two Western Exterminator Company reps who came out were both very knowledgeable and thorough with the treatment. They never rushed the job, and they answered all of my questions to my satisfaction.
Western Exterminator Company guarantees its treatment plan for a full year. If for whatever reason you have any new hornet problems or other covered pests, we will treat immediately and at no cost to you. Immediately means you are our priority.
The barriers we put in place to protect your home and family against pests will naturally break down over time. This is why over the course of the year we will regularly reapply treatments to ensure your home is protected. For more details on our treatment schedule ask about our pestfree365 program.
Your home is your largest investment.
Let Western Exterminator Company protect it against pests!
*Offer may not be combined with other offers. Valid on yearly service agreements only. Must mention coupon code WGL to receive discount. Minimum $100 purchase. Some exclusions apply. Speak to a representative for details.
Monrovia, CA homeowners can expect to pay $140 to $320 for pest treatments. California's mild climate supports year-round infestations. Drywood termites, wasps, and mice are frequent calls for service. Annual inspections help avoid costly damage.