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Reduced-Risk Products

The safety of you and your family is our top priority. We utilize reduced-risk products that are gentle on the environment but harsh on pests.

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Celebrating 76 Years of Excellence!

Professional pest solutions from Fenn Termite & Pest Control, Inc. – earning Southern California's trust since 1950 through exceptional residential and commercial service.

Pest Control in Irvine, CA

Keeping your home comfortable and pest-free doesn't have to be complicated or expensive. With the right exterminator on your side, you get straightforward, reliable service that actually fits your budget and your schedule.

At Fenn Termite & Pest Control, Inc., we focus on what matters most to you: consistent results, honest pricing, and no surprises. Our recurring general pest control program runs year-round with scheduled exterior treatments that work as a barrier before pests ever get inside. If something shows up between visits, we come back at no extra cost. That's real value you can count on.

Here's what our regular treatment plan covers in Irvine:

  • Ants
  • Spiders
  • Cockroaches
  • Silverfish
  • Flies
  • Millipedes
  • Crickets
  • Earwigs
  • Centipedes
  • And More

You shouldn't have to wonder if the job was done right or brace for a surprise charge. Fenn Termite & Pest Control, Inc. keeps it simple, shows up on time, and gives you 24/7 protection against common household pests so you can focus on everything else that needs your attention.

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Keep Pests Out Before They Ever Become a Problem

A recurring program gives your home a consistent layer of defense against ants, spiders, cockroaches, silverfish, centipedes, earwigs, and more. Scheduled exterior treatments form a protective barrier around your home, and interior applications are available whenever you spot activity inside. If pests show up between visits, a prompt follow-up treatment is included at no extra cost.

Here is how the program works:

  1. A technician inspects your property to identify problem areas and apply an initial targeted treatment
  2. Follow-up visits are scheduled on a quarterly or bi-monthly basis to maintain continuous exterior protection
  3. Interior treatments are applied reactively when needed or at your request
  4. Between-visit service calls are available at no additional charge if pests reappear
  5. Coverage can be adjusted to address seasonal activity or specific pest concerns at your property

Why Fenn Termite & Pest Control, Inc. Is the Right Choice for Residential Pest Control

Fenn Termite & Pest Control, Inc. uses proven, regulation-compliant methods that focus on prevention and long-term results. Every plan comes with a satisfaction guarantee, so if pests return within your coverage period, treatments are included. Reliable scheduling, fast response times, and technicians who know local pest patterns make it easier to stay ahead of infestations all year long.

Southern California

Pest Watch: What's Active This Season

Pest pressure shifts throughout the year across Irvine. Here's what to watch for right now.

Rodents

Peak season

Spiders

Termites

Ants

Peak season

Termites

Peak swarmer season

Cockroaches

Mosquitoes

Mosquitoes

Peak season

Spiders

Peak season

Stinging insects

Peak season

Fleas & ticks

Peak season

Ants

Termites

Cockroaches

Peak season

Rodents

Stinging insects

Southern California's mild climate keeps most pests active year-round; this reflects when each is at its worst across LA, Orange County, and the Inland Empire.

Trusted for 76 Years

Fenn Termite & Pest Control, Inc. has spent 76 years solving pest problems in this community, and that kind of hands-on experience makes a real difference when you need it most.

We know how to spot the problem fast, get it right the first time, and handle even the most stubborn seasonal issues with the confidence that only comes from decades of fieldwork.

Warning Signs You Have a Pest Problem at Home

Most pest problems don't start with a sudden swarm. They build quietly over time, which is exactly what makes them frustrating to deal with once you finally notice something is off. By the time you spot a cockroach in the kitchen or a trail of ants across the counter, chances are the problem has already been developing for a while.

Knowing what to look for early can save you time, money, and a lot of headaches down the road.

Common signs California homeowners should watch for include:

  • Ant trails along baseboards, countertops, or near entry points like doors and windows
  • Spider webs accumulating in corners, garages, or along the exterior of your home
  • Cockroach droppings, egg casings, or a musty odor in kitchens or utility areas
  • Silverfish or earwig activity in bathrooms, laundry rooms, or damp storage spaces
  • Centipede sightings near moisture-prone areas like basements or crawl spaces
  • Flies gathering indoors more than normal, often near trash areas or drains
  • Small, unexplained smear marks or grease trails along walls and floorboards

These signs can show up in any home, regardless of how clean or well-maintained it is. Once you recognize them, the next step matters a great deal in keeping the problem from spreading further.

Reviews
5 Star Review

Have used Fenn Pest for several years. Very happy with their service. The latest tech,Marcus, is thorough and super polite and respectful.

Nanora Thompson
Ladera Ranch
5 Star Review

Very professional, kind and respectful with great attitudes and great work

Deanna Badraun
5 Star Review

We are very happy with Fenn Pest. The gentleman who comes is always very nice and does an excellent job.

Diane Vaies
Ladera Ranch
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