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Pest Control Chesterfield MO


Unitech Pest Control has been providing top-notch pest control services since 2008. Since our founder entered the industry 36 years ago, he’s built a reputation for delivering top-shelf service – a standard we continue to uphold. When it boils down to it, we’re in the business of people, not just projects. That’s why we make it our mission to listen, to care, and to deliver.

About Us

Homeowners can rest easy knowing Unitech Pest Control has their backs with top-notch pest control in Chesterfield, MO. Behind every task, you’ll find a dedicated expert who not only has the skills to get the job done but is genuinely excited to do so. It’s not just about banishing unwanted critters – our goal is to fortify your home and shield you from potential health risks.

Ants crawling all over your kitchen? Termites sneaking into your attic? Rodents rummaging through your pantry? Bed bugs clinging to your mattress? We’re here to kick them out and take back your space. Give us a pest problem, and we’ll attack it with precision. Using trusted techniques, we identify the source, then wipe out the unwanted pests, restoring your space to a comfortable haven. We tackle problems from two angles: what’s happening now and what’s around the corner.

We get that no two pest problems are alike, so we build plans from scratch to resolve yours head-on. Whether you are dealing with a minor issue or a severe infestation, our team is equipped to handle it effectively. Swift response times and durable solutions – that’s the pair we’re proudest of, and the one we strive to perfect every day.

Full-Service Pest Management Wentzville, MO

Residential Pest Control

When it comes to keeping your home free of pests, effective pest control in Chesterfield, MO, is essential. By taking steps to prevent break-ins, you’re not just safeguarding your possessions – you’re also creating a haven where you and your family can feel truly at ease. Below is a list of our residential pest control services.

Ant Control

Our ant control services effectively address and eliminate ant infestations in your home or business. We track them down, eliminate the source, and give you a fresh start.

A sign of no-rodents

Rodent Control

Our rodent control services address all types of rodent infestations, including rats and mice. We conduct thorough inspections, utilize effective trapping and exclusion methods, and provide preventive measures to ensure a rodent-free environment for your property.

A sign of bed-bug

Bed Bug Control

Eliminate bed bugs with our specialized bed bug control services. We use advanced detection and treatment techniques to eradicate bed bugs from your home, ensuring a restful and worry-free sleep environment without these persistent pests.

Mosquito Control

Our mosquito control services protect your property from these annoying and potentially harmful pests. We target breeding sites and use safe treatments to reduce mosquito populations, providing you with a more enjoyable outdoor experience.

Earwig Control

Our earwig control services provide effective solutions for managing earwig infestations. We identify the sources of moisture and shelter that attract earwigs and implement targeted treatments to eliminate them, keeping your property free from these pests.

Spider Control

Our spider control services aim to rid your property of unwanted spiders. We inspect and treat common hiding spots, using safe and effective methods to eliminate spiders and prevent their return, ensuring a safer and more comfortable environment.

Termite Control

Protect your property with our termite control services. We perform detailed inspections to detect termite activity and use advanced treatment techniques to eradicate colonies, safeguarding your home or business from costly structural damage and long-term infestations.

Rat & Mice Control

We specialize in rat and mice control, offering reliable solutions to remove and prevent rodent infestations. Our team uses proven methods to trap and eliminate rodents, seal entry points, and provide ongoing monitoring to keep your property rodent-free.

Cockroach Control

We offer comprehensive cockroach control solutions designed to remove these resilient pests from your property. Our experts identify breeding sites and apply specialized treatments to eradicate cockroaches, preventing future infestations and maintaining a clean, healthy space.

Commercial Pest Control

Maintaining a pest-free environment is essential for businesses in Chesterfield, MO. Our commercial pest control services offer effective solutions to keep your establishment safe, clean, and compliant with health standards. We understand the specific needs of different industries and provide targeted treatments to address various pest issues. Whether you manage a restaurant, property, hotel, or brewery, our services ensure that your business remains pest-free. Explore our specialized services below:

Restaurant | Unitech Pest


Unwanted critters in restaurants can quickly lead to kitchen catastrophes, earning a nasty health code rating and worse, a wave of scathing online reviews. From hidden corners to bustling prep areas, pests like rodents, cockroaches, and flies can flourish in restaurants - that's where our specialized pest control service comes in to eliminate the problem.

Brewing Art


Breweries walk a thin line between crafting the perfect pint and keeping pests from ruining the product. Our brewery pest control service targets pests like rodents, flies, and beetles. With our robust defense system in place, you can breathe easy knowing your brewing process is shielded from impurities, and your beer meets the highest standards of quality.


Guests expect cleanliness and comfort during their stay. Our hotel pest control service addresses pests such as bed bugs, ants, and rodents. We provide thorough inspections and treatments to ensure a pleasant experience for your guests and uphold your hotel's high standards.

Property Owners

Rental properties plagued by pests can lead to unhappy tenants and property damage. Our pest control service for property owners includes regular inspections and treatments. We aim to keep your rental properties free from pests, ensuring tenant satisfaction and preserving the integrity of your investment.

Our Process

Our pest control process in Chesterfield, MO, ensures that your home or business stays pest-free. Infestations don’t stand a chance against our rigorous treatment and prevention protocols, designed to leave your space pest-free. Our tailored plans conquer the risk of property damage.

1. Inspection

Our first step is a detailed inspection of your property. We identify potential entry points, nesting areas, and signs of pest activity. This allows us to develop a tailored plan that addresses the specific pest issues your property faces.

2. Treatment

Based on the inspection results, we implement targeted treatments using safe and effective methods. Our goal is to eliminate existing pests while minimizing disruption to your daily routine. We use proven techniques to ensure thorough eradication.

3. Prevention

After treating the current infestation, we focus on prevention. We provide recommendations and ongoing services to safeguard your property from future pest problems. Our preventive measures help maintain a pest-free environment, giving you confidence and security.

Why Choose Us

When it comes to pest control in Chesterfield, MO, choosing the right service provider is crucial to ensuring a safe and comfortable environment for your home or business. We deliver top-quality pest control services customized to your needs. Our team uses the latest techniques and technologies for effective solutions, ensuring customer satisfaction. As the preferred pest control provider in Chesterfield, MO, we’re experienced in tackling the region’s unique pest challenges. We offer everything from initial inspections to ongoing support, ensuring your property remains pest-free.

Experienced Professionals

You're in good hands with our veterans of pest control, each handpicked for their relentless drive to defeat even the most stubborn infestations. Every staff member is schooled in the latest pest control techniques and stays current on safety guidelines, so you can have confidence in their expertise.

Customized Solutions

The first step in our process is to get to the root of the issue. That means figuring out exactly which pests are causing the problem and how widespread it is. To get results that stick, we develop a plan that zeroes in on the root cause and outlines a clear path forward. Chesterfield, MO, homeowners benefit from our flexible and effective pest control strategy that tackles their specific needs.

Environmentally Friendly Practices

We are committed to protecting the environment while providing top-quality pest control services. We prioritize sustainability in all our operations, ensuring that our pest control solutions are effective yet gentle on the environment. Choose us for a greener approach to pest management.

Prompt and Reliable Service

You can't afford to wait when pests invade your space, and neither can we; our team springs into action to banish the problem and restore peace. At the first sign of pests, our response team kicks into high gear, using their expertise to swiftly diagnose and conquer the issue, so you can get back to living your life uninterrupted. We're committed to preserving your precious time, so we aim to keep any disturbances to your daily grind minimal.

Comprehensive Coverage

Our pest control services cover a wide range of pests, including insects, rodents, and other common nuisances. We provide thorough inspections, treatments, and preventive measures to ensure complete eradication and protection. Whether you are dealing with a minor infestation or a major pest problem, we have the expertise and resources to address it comprehensively.

Ongoing Support

Pest control is not a one-time event but an ongoing process. We stick with you long after the initial pest treatment, making sure your property stays bug-free and worry-free. Our triple-threat approach includes thorough inspections to identify issues, continuous monitoring to catch problems early, and proactive prevention to keep your space safe. Don't let unwanted pests crash your party. We'll evict them and keep your space protected and clean.

Competitive Pricing

We think great pest control shouldn't break the bank. That's why we're committed to offering fair prices without skimping on quality. What you pay is what you get - no hidden fees or surprises. Our pricing is crystal clear. Curious about the cost of pest control? We'll break it down for you in a clear, no-surprises quote, and our team will work side-by-side with you to find a solution that fits your financial plan and gets rid of those unwanted critters. Choose us for affordable and high-quality pest control in Chesterfield, MO.

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    What Our Clients Say


    $20.00 off Initial Treatment

    Quarterly Services

    (For new quarterly service account)


    $20.00 off Initial Treatment

    Quarterly Services

    (For new quarterly service account)

  • Contact Us

    Get in touch with us for reliable pest control in Chesterfield, MO. Our team is ready to assist you with any pest issues. Reach out today for prompt service and support.


    We offer a variety of services for residential customers, such as monthly service exterior treatments, interior treatments, quarterly services, bi-monthly services, one-shot service, free web removal with regular pest control services, Integrated Pest Management (IPM), and other programs that are custom-tailored to suit your unique needs.

    Yes! At Unitech, we stand behind our work with a 100% satisfaction guarantee! If there is a recurrence of the problem after treatment has been done, we will come back at no additional cost to you to ensure that you have a clean, healthy, and pest-free home or business.

    We specialize in a variety of pests, including ants, roaches, spiders, earwigs, crickets, fleas, ticks, beetles, bees and wasps, mosquitoes, silverfish, millipedes, snails, birds, pigeons, rats, mice, and many more.

    Chesterfield MO is a vibrant community located in St. Louis County, Missouri. The city offers a variety of shops, restaurants, entertainment venues, and recreational activities for its residents to enjoy. From the historic Faust Park to the Butterfly House, there’s something for everyone in Chesterfield MO. With a population of over 47,000 people, it’s no wonder why Chesterfield is one of St. Louis County’s most popular places to live and work!