The Best Pest Control in Ontario, WI

Compare the highest-rated pest control professionals in Ontario, Wisconsin. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Wil-Kil Pest Control

4.7
(180 reviews)
Verified

A leading regional pest control company with a long history of service throughout Wisconsin and the Midwest. They are known for their highly trained technicians, comprehensive service plans, and strong commercial clientele. As part of the Copesan network, they have access to national resources and expertise while providing local service.

1315 County Rd B, West Salem, WI 54669 (This is a nearby service center that covers the Ontario area)

Specialties & Features

Commercial Pest Control
Preventative Pest Management Programs
Rodent Removal and Prevention

Business Information

Years in Business:95 years
Licensed:Yes
Insured:Yes
#2

Batzner Pest Control

4.8
(250 reviews)
Verified

A family-owned Wisconsin pest control leader for over 75 years. Batzner has a stellar reputation for customer service and effective, environmentally conscious solutions. They offer a wide array of residential and commercial services with a strong focus on customer education and long-term prevention.

Serves statewide from multiple locations; the closest service branch to Ontario is likely their Madison or Milwaukee hubs, which dispatch technicians regionally.

Specialties & Features

Bed Bug Extermination
Termite Inspection and Treatment
Wildlife Removal Services

Business Information

Years in Business:75 years
Licensed:Yes
Insured:Yes
#3

Aardvark Pest Control

4.6
(90 reviews)
Verified

A well-regarded local pest control company based in Viroqua, making them one of the closest and most dedicated providers to the Ontario community. They are known for personalized service, quick response times, and expertise in dealing with the common pests of Wisconsin's Driftless Region.

401 S Main St, Viroqua, WI 54665

Specialties & Features

Ant
Roach
and Insect Control
Residential Pest Control Services
Wildlife Removal Services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Pest Control Contractors in Ontario

** The pest control market serving Ontario, Wisconsin, is characterized by high-quality regional and local providers rather than a high volume of direct, on-site competition. As a rural village, residents and businesses rely on companies from larger nearby towns like Viroqua (≈10 miles away) and Sparta (≈20 miles away). The competition level is moderate, with a few key players dominating the service area. This benefits the consumer, as companies must maintain high service standards and competitive pricing to retain their regional customer base. Typical pricing for a standard pest control service (e.g., for ants, spiders) for a single-family home can range from **$125 to $300** for a one-time treatment, with quarterly preventative plans costing **$100-$200 per visit**. Specialized services like termite tenting or extensive wildlife removal are significantly more expensive, often ranging from **$1,200 to $4,500+** depending on the severity of the infestation and the size of the property. Most reputable companies offer free inspections and quotes.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Ontario regulations and climate

Frequently Asked Questions About Pest Control in Ontario

Get answers to common questions about pest control services in Ontario, Wisconsin.

1What are the most common pest problems for homeowners in Ontario, Wisconsin, and when do they typically occur?

Due to Ontario's humid continental climate with cold winters and warm summers, common pests include mice and cluster flies seeking warmth in fall, ants in spring, and mosquitoes and wasps in summer. The nearby forests and water sources also make properties susceptible to ticks and occasional encounters with wildlife like raccoons or bats, especially during seasonal transitions.

2How much should I expect to pay for pest control services in the Ontario area?

Costs vary based on the pest and property size. A one-time treatment for ants or wasps typically ranges from $125-$300, while recurring quarterly services for general prevention average $40-$75 per visit. More extensive issues, like rodent exclusion or termite treatments (though less common in Wisconsin than elsewhere), can cost $300-$1,500+. Always get itemized estimates from local providers.

3Are there any specific local regulations in Wisconsin I should know about before hiring a pest control company?

Yes. Wisconsin law requires all commercial pesticide applicators to be certified and licensed by the Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP). Always verify a company's license. Additionally, certain rodenticides and pesticides have use restrictions to protect local wildlife and watersheds, including those near the Kickapoo River, so a reputable provider will follow these regulations closely.

4What is the best time of year to schedule preventative pest control in Ontario?

Early spring (April-May) is ideal for creating a barrier against ants, spiders, and emerging insects. A second treatment in early fall (September-October) is crucial to prevent rodents and overwintering pests like boxelder bugs from entering your home as temperatures drop. For mosquitoes and ticks, treatments should begin in late spring and continue through the warm, humid summer months.

5What should I look for when choosing a pest control provider in Vernon County?

Choose a provider with a valid Wisconsin DATCP license, local experience with our specific pest pressures, and a strong reputation (check local reviews). They should offer a free inspection and a clear, detailed service agreement. Given the rural nature of the area, inquire about their response time for emergencies and their approach to environmentally sensitive areas around your property.