Walthall Pest Services — licensed pest control company in Sherman, Texas

Walthall Pest Services

DBA of WALTHALL PEST SERVICES LLC

5.0(10+ reviews)
Sherman, GRAYSON County, TX
Verified via TPCL Registry (TDA)(Apr 5, 2026)

About Walthall Pest Services

Walthall Pest Services has been providing licensed pest control services in Sherman, Texas since 2016. With 10 years of operation under Texas Department of Agriculture license TPCL #733638, they serve residential and commercial customers across GRAYSON County.

The company is licensed for 6 service categories, including pest control, termite treatment, lawn & landscape care, wildlife removal, crack & crevice treatment, and structural fumigation. This broad licensing reflects their capacity to handle a wide range of pest management needs, from routine household pest treatment to specialized services.

Customers have rated Walthall Pest Services 5 out of 5 stars, with 10+ reviews reflecting their service track record in Sherman.

The designated certified applicator for Walthall Pest Services is CHRISTOPHER WALTHALL. Texas law requires every pest control company to have a certified applicator responsible for supervising all pest management activities.

Pest Control Services in Sherman, TX

Licensed for 6 service categories under TPCL #733638

Pests Treated

Based on the licensed service categories above

Service Area in Grayson County

Walthall Pest Services serves customers across Grayson County, Texas. A street address is not on file with the Texas Department of Agriculture for this license.

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Texas Pest Control License

Verified by Texas Department of Agriculture
License #
TPCL #733638
Issued
Renewed
Expires
Certified Applicator
CHRISTOPHER WALTHALL

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 (6) 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.

L

Lawn & Landscape Care (Category L)

Category L authorizes the application of pesticides to lawns, ornamental plants, trees, and landscape areas. This license covers outdoor pest management separate from structural pest control.

What this license covers:

  • Fire ant treatment and yard management
  • Grub and chinch bug treatment in turf
  • Mosquito yard treatments and barrier sprays
  • Flea and tick outdoor applications
  • Tree and ornamental insect and disease treatment
  • Weed control and pre-emergent applications

Why it matters: Lawn and landscape pesticide application requires understanding of turf grass species, plant sensitivity, environmental considerations like runoff, and proper timing for effective treatment. The L category ensures the applicator is trained in outdoor-specific pest management.

W

Wildlife Removal (Category W)

Category W authorizes the humane removal and exclusion of nuisance wildlife from structures and properties. Operators must comply with both TDA and Texas Parks & Wildlife Department regulations.

What this license covers:

  • Raccoon, opossum, and skunk trapping and removal
  • Bat exclusion (seasonal restrictions apply)
  • Squirrel removal and attic exclusion
  • Snake identification and removal
  • Bird removal from structures
  • Animal damage repair and entry point sealing

Why it matters: Wildlife removal requires knowledge of animal behavior, humane trapping methods, species-specific regulations, and exclusion techniques. Improper removal can violate state and federal wildlife protection laws. The W category ensures compliance with all applicable regulations.

C

Crack & Crevice Treatment (Category C)

Category C authorizes the targeted application of pesticides into cracks, crevices, and voids where pests harbor. This precision method minimizes chemical exposure in the surrounding environment.

What this license covers:

  • Gel bait application in cracks and joints
  • Dust injection into wall voids and cavities
  • Aerosol treatment of enclosed spaces
  • Targeted treatment in food-handling areas
  • Treatment of electrical and plumbing penetrations
  • Sensitive-area pest management (hospitals, schools, restaurants)

Why it matters: Crack and crevice treatment requires precision and knowledge of pest harboring behavior. Improper application in sensitive environments like restaurants or healthcare facilities can result in contamination. This license ensures the technician is trained in targeted application methods.

S

Structural Fumigation (Category S)

Category S authorizes whole-structure fumigation using gaseous pesticides. This is the most restrictive license category due to the hazardous nature of fumigants and the complexity of the process.

What this license covers:

  • Whole-structure tenting and fumigation
  • Commodity and space fumigation
  • Fumigant gas monitoring and clearance testing
  • Structure sealing and preparation
  • Post-fumigation aeration and safety verification
  • Documentation and record keeping for fumigant use

Why it matters: Fumigation involves lethal gases that require specialized training, equipment, and strict safety protocols. Incorrect procedures can endanger lives. The S category requires the highest level of training and oversight, including specific fumigant certifications.

Frequently Asked Questions

Common questions about pest control services in Sherman, TX

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.

Are organic or natural pest control options effective?

Organic methods such as diatomaceous earth, essential oil repellents, and boric acid can be effective for certain pests. However, they often work more slowly and may not be sufficient for severe infestations. Many Texas companies offer green or low-toxicity options that balance effectiveness with environmental responsibility.

Should I get multiple quotes before choosing a pest control company?

Yes. Getting 2–3 estimates is recommended. Compare not just price but also the scope of service, products used, guarantees offered, and customer reviews. The cheapest option is not always the best — look for licensed, well-reviewed companies that clearly explain their treatment plan.

What is a TPCL license in Texas?

TPCL stands for Texas Pest Control License, issued by the Texas Department of Agriculture (TDA). It is required for any business performing structural pest control in Texas. The license must be renewed annually and requires proof of insurance, a certified applicator on staff, and compliance with TDA regulations.

Can I report a pest control company in Texas?

Yes. Complaints against licensed pest control companies can be filed with the Texas Department of Agriculture. You can report unlicensed operators, unsafe practices, or unsatisfactory service. The TDA investigates complaints and can take enforcement action including fines and license suspension.

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.

What types of termites are found in Texas?

Texas has three main termite types: Eastern subterranean termites (most common, found statewide), Formosan subterranean termites (aggressive species in Southeast Texas and coastal areas), and drywood termites (found in attics and furniture, mainly in South and Coastal Texas). Each requires different treatment approaches.

How often should I have my lawn treated for pests?

Most Texas lawns benefit from quarterly pest applications timed to seasonal pest activity: spring (fire ants, grubs), summer (chinch bugs, mosquitoes), fall (armyworms, fire ants), and winter (pre-emergent applications). Properties with persistent fire ant problems may need more frequent treatment.

What is animal exclusion and why is it important?

Exclusion involves sealing entry points that animals use to enter your home — gaps in rooflines, soffit vents, foundation cracks, and pipe penetrations. Without exclusion, trapped or removed animals will be replaced by new ones. Professional exclusion is the most important part of a lasting wildlife solution.

How often should crack and crevice treatments be done?

For commercial food establishments, monthly service is standard. Residential homes typically need treatment every 2–3 months depending on pest pressure. Gel baits may remain effective for 1–3 months. Your technician will recommend a frequency based on the pest species and level of activity.

What is structural fumigation?

Structural fumigation (Category S) involves sealing a building under a tent and introducing a gaseous fumigant that penetrates all areas — walls, attics, furniture, and structural timbers. It is the most thorough treatment method and is primarily used for severe drywood termite infestations or widespread pest problems that cannot be resolved with localized treatments.

What diseases do mosquitoes carry in Texas?

Texas mosquitoes can transmit West Nile virus, Zika virus, dengue fever, and chikungunya. West Nile is the most common mosquito-borne illness in Texas, with cases reported annually. Standing water elimination and professional mosquito treatments are the most effective prevention methods.

What are the most common pests in Texas?

The most common Texas pests include fire ants, cockroaches (American and German), termites (subterranean and Formosan), mosquitoes, scorpions, spiders (brown recluse and black widow), wasps, rodents, bed bugs, and fleas/ticks. The warm climate and diverse geography create ideal conditions for a wide variety of pests year-round.

What is heat treatment for pests?

Heat treatment involves raising the temperature of an infested area to 130–145°F using industrial heaters. It is the most effective treatment for bed bugs and can also treat drywood termites in localized areas. The high temperature kills all life stages including eggs. No chemicals are used, and rooms can typically be re-occupied the same day.

License Information
License ActiveInsurance Expired
TPCL #
733638
License Type
P — Pest ControlT — Termite TreatmentL — Lawn & Landscape CareW — Wildlife RemovalC — Crack & Crevice TreatmentS — Structural Fumigation
Issued
Renewed
Expires
Insurance Exp.
Operator
CHRISTOPHER WALTHALL
Applicator
CHRISTOPHER WALTHALL
Legal Name
WALTHALL PEST SERVICES LLC

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

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