Critter One of San Antonio — licensed pest control company in San Antonio, Texas

Critter One of San Antonio

DBA of CRITTER ONE LLC

5.0(30+ reviews)
San Antonio, BEXAR County, TX
Verified via TPCL Registry (TDA)(Apr 5, 2026)

About Critter One of San Antonio

Critter One of San Antonio is a pest control provider based in San Antonio, Bexar County, Texas. They operate under Structural Pest Control Business License TPCL #982508, issued by the Texas Department of Agriculture.

Their licensed service areas include pest control, and termite treatment.

Customers have rated Critter One of San Antonio 5 out of 5 stars, with 30+ reviews reflecting their service track record in San Antonio.

The designated certified applicator for Critter One of San Antonio is DAVID B BROOKS, with AUSTIN MCILWAIN serving as the business operator. Texas law requires every pest control company to have a certified applicator responsible for supervising all pest management activities.

How Critter One of San Antonio Compares in San Antonio

Computed from Texas Department of Agriculture license records and public Google review data for 138 active licensed companies in San Antonio

#27 of 128

by Google rating among rated companies in San Antonio

30+

reviews — more than 45% of rated companies in San Antonio

Since 2026

TPCL licensed — earlier than 2% of 138 active licenses in San Antonio

The average Google rating across 128 rated pest control companies in San Antonio is 4.8 stars; Critter One of San Antonio stands at 5 based on 30+ reviews. Its business license was first issued in 2026, earlier than 2% of the 138 active licenses held in San Antonio today.

Pest Control Services in San Antonio, TX

Licensed for 2 service categories under TPCL #982508

Pests Treated

Based on the licensed service categories above

Location

7543 Grissom Rd Ste 131, San Antonio, TX 78251
Open in Google Maps

Business Hours

DayHours
Monday7 AM to 7 PM
Tuesday7 AM to 7 PM
Wednesday7 AM to 7 PM
Thursday7 AM to 7 PM
Friday7 AM to 7 PM
Saturday8 AM to 1 PM
Sunday12 to 5 PM
Photos
Critter One of San Antonio in San Antonio, TX — business photo 1
Critter One of San Antonio in San Antonio, TX — business photo 2
Critter One of San Antonio in San Antonio, TX — business photo 3
Critter One of San Antonio in San Antonio, TX — business photo 4
Critter One of San Antonio in San Antonio, TX — business photo 5
Critter One of San Antonio in San Antonio, TX — business photo 6

+2 more photos

Texas Pest Control License

Verified by Texas Department of Agriculture
License #
TPCL #982508
Issued
Renewed
Expires
Certified Applicator
DAVID B BROOKS

Pest control businesses in Texas are required to hold a Structural Pest Control Business License (TPCL), issued and regulated by the Texas Department of Agriculture (TDA). The information shown here reflects the public TDA licensee record. Last verified: . View on Texas Department of Agriculture

Authorized service categories (2) under this license

P

General Pest Control (Category P)

Category P authorizes the company to perform general structural pest control services. This is the most common license category and covers the identification, treatment, and prevention of common household and commercial pests.

What this license covers:

  • Cockroaches, ants, spiders, silverfish, and crickets
  • Bed bugs, fleas, ticks, and mosquitoes
  • Wasps, hornets, and other stinging insects
  • Scorpions, centipedes, and occasional invaders
  • Interior and exterior perimeter treatments
  • Preventive pest management programs

Why it matters: Category P is the foundation license for most pest control companies. It ensures the company has trained technicians who understand pest biology, proper pesticide application, and safety protocols for treating homes and businesses.

T

Termite Treatment (Category T)

Category T authorizes the company to inspect for, treat, and prevent termite infestations. This is a specialized license requiring additional training in termite biology, soil treatment, and structural assessment.

What this license covers:

  • Subterranean termite treatment (liquid barriers and bait systems)
  • Drywood termite treatment (localized and whole-structure)
  • Formosan termite identification and treatment
  • Pre-construction termite prevention for new buildings
  • Termite inspections and WDI (Wood-Destroying Insect) reports
  • Annual monitoring and warranty programs

Why it matters: Termite treatment requires specialized knowledge of soil chemistry, building construction, and treatment techniques. An incorrect application can fail to protect the structure or cause environmental damage. The T category ensures the company meets TDA standards for termite work.

Frequently Asked Questions

Common questions about pest control services in San Antonio, TX

Is Critter One of San Antonio a licensed pest control company?

Yes. Critter One of San Antonio holds an active Structural Pest Control Business License, TPCL #982508, issued by the Texas Department of Agriculture. The license was first issued on February 24, 2026 and is valid through February 28, 2027. The certified applicator responsible for the license is DAVID B BROOKS.

What services is Critter One of San Antonio licensed to provide?

Critter One of San Antonio is licensed by the Texas Department of Agriculture for 2 service categories: pest control, and termite treatment. Each category is a separate authorization on TPCL #982508, so the company may only perform work it is explicitly licensed for.

How does Critter One of San Antonio compare to other pest control companies in San Antonio?

Among the 128 rated pest control companies in San Antonio, Critter One of San Antonio ranks #27 by Google rating (5 stars vs. a local average of 4.8). Its 30 customer reviews put it ahead of 45% of local rated companies by review volume. The company has held its TPCL license since 2026, longer than 2% of active licensees in San Antonio.

Is Critter One of San Antonio open on weekends?

Yes, Critter One of San Antonio is open on weekends: Saturday 8 AM to 1 PM and Sunday 12 to 5 PM. Hours reflect the company’s current Google Business Profile and may change on holidays.

What areas does Critter One of San Antonio serve?

Critter One of San Antonio is based at 7543 Grissom Rd Ste 131, San Antonio, TX 78251 in San Antonio, BEXAR County, Texas. Pest control companies typically serve customers within a 20–30 mile radius, so nearby communities across BEXAR County are usually within its service area. Call ahead to confirm coverage for your address.

How often should I schedule pest control services?

Most Texas homes benefit from quarterly pest control treatments due to the warm climate that keeps pests active year-round. Properties with ongoing issues or those near wooded areas may need monthly service. An annual termite inspection is recommended even if you have no visible signs of activity.

What are the different pest control license categories in Texas?

The TDA issues licenses with specific category codes: P (General Pest Control), T (Termite Treatment), L (Lawn & Landscape), W (Wildlife Removal), C (Crack & Crevice), S (Structural Fumigation), and D (Waste Disposal). Each category authorizes different types of pest management work.

What pests does general pest control cover?

General pest control (Category P) covers common household pests including cockroaches, ants, spiders, silverfish, earwigs, crickets, centipedes, and occasional invaders. Some companies include mosquito and flea treatments in their general service, while others offer these as add-ons.

License Information
License ActiveInsurance Active
TPCL #
982508
License Type
P — Pest ControlT — Termite Treatment
Issued
Renewed
Expires
Insurance Exp.
Operator
AUSTIN MCILWAIN
Applicator
DAVID B BROOKS
Legal Name
CRITTER ONE LLC

Licensed by the Texas Department of Agriculture. Verify at texasagriculture.gov

Verified CompanyActive
TPCL Registry (TDA)
Last verified: Apr 5, 2026
Quick Facts

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