Clark Pest Control provides exterminator and pest control service for homes and businesses across San Mateo County, working out of our branch on Hatch Dr in Foster City. Our local technicians handle the pests this region sees most: roof rats and mice moving into attics and garages, Argentine ants trailing indoors, spiders in garages and eaves, and the subterranean and drywood termites that turn up in the county's older homes. We serve Belmont, Foster City, San Mateo, Redwood City, San Carlos, and the wider Peninsula, with same-day and Saturday scheduling.
Call (650) 204-5000 or Request Service.
Clark Pest Control
370 Hatch Dr
Foster City, CA 94404
Hours: Mon-Fri 7:00 AM - 7:00 PM . Sat 7:00 AM - 6:00 PM . Sun Closed
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100% Satisfaction Guaranteed
We guarantee your service will be done right every time. If it isn't, let us know, and we will make it right. Return visits are always free on recurring services.
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Our branch at 370 Hatch Dr is positioned to serve the whole Peninsula, from Belmont and Foster City out to San Mateo, Redwood City, San Carlos, Burlingame, and up through San Francisco. Our technicians are locals who know the pest pressures here firsthand, from the termite activity in the older housing stock to the rodent movement that picks up with the first winter rains. We follow Integrated Pest Management, which means we lead with inspection and prevention and treat with purpose rather than spraying everything in sight.
A Smarter Approach for San Mateo County: Rodents are the steady workload here. Roof rats travel from creek corridors and mature landscaping into attics and garages, especially once the winter rains push them indoors, and they are the most common call this branch runs year-round. Ants and spiders follow the seasons close behind. Termites are the high-value specialty, with colony activity climbing sharply in late summer and early fall, so we inspect for all of it and build each plan around what is actually driving the problem at your address rather than spraying on a schedule.
Our Peninsula technicians treat the full range of pests common to San Mateo County. Rodents and general pest control are the year-round workload; termite activity peaks in late summer and fall. These are the services homeowners and businesses in the area request most:
"Thanks to David. He called for the first time to say he was at my front door for service. We had decided on front yard service only, and he rescheduled two days later for the backyard. But he found our garage open! David saved the day! He was willing to open the gate, close the garage, and perform the full service for us now that he could access the back yard. He is extremely conscientious and professional. I was especially impressed that he called more than once to make sure he spoke to me about the open garage. Great job David!" - Joan S., (Verified Google review)
"I have been with Clark for many years for a monthly service. I find them friendly, professional, reliable, and they deal with problems as they arise." - Karen, (Verified Google review)
"Jose Rodriquez inspected my home for termites. He was nice, thorough and took his time inspecting in order to give a fair and complete estimate." - Joyce R., (Verified Google review)
Our Belmont and Foster City technicians cover homes and businesses across San Mateo County and the San Francisco Peninsula. We regularly provide pest and termite service in these communities: Belmont, Foster City, San Mateo, San Francisco, Redwood City, Menlo Park, Palo Alto, San Carlos, Burlingame, East Palo Alto, Hillsborough, South San Francisco, Millbrae, Half Moon Bay, and San Bruno.
Map to Clark Pest Control, 370 Hatch Dr, Foster City
Yes. We offer same-day and Saturday appointments whenever the schedule allows, so call early in the day for the best chance at a same-day visit. Our branch on Hatch Dr covers Belmont, Foster City, San Mateo, Redwood City, San Carlos, and the wider Peninsula.
Yes. The branch office moved about four miles north from Belmont to 370 Hatch Dr in Foster City in July 2026, and the service territory did not change. Same technicians, same routes, same phone number, and the same coverage from Half Moon Bay across to Menlo Park and up through San Francisco.
Termites lead by a wide margin, followed by roof rats, Argentine ants, and spiders. Subterranean and drywood termites work through the older wood-frame housing stock across the Peninsula, roof rats move into attics and garages once the winter rains start, and ants trail indoors in spring looking for water.
We identify the species before quoting anything, because subterranean and drywood termites call for different treatments. Subterranean colonies are the usual finding in older homes around Belmont, San Carlos, and Redwood City, where sill plates sit close to damp soil. Drywood termites turn up more often on the drier upslope lots in Burlingame, Hillsborough, and Millbrae, working through exposed trim, eaves, and attic framing.
Roof rats are the most common rodent problem on the Peninsula, especially in established neighborhoods with mature trees and easy attic access. We inspect for entry points along the roofline, vents, and foundation, seal and exclude those gaps, set targeted traps, and clean up afterward, so the rats stay out instead of coming back.
Cost depends on the pest, the size of the property, and whether you choose a one-time treatment or recurring service, so we start with a free inspection and give you a clear quote before any work begins. There is no charge to come out and assess a general pest problem.
Don't let pests take over your peace of mind. Whether you are dealing with an active infestation or want to prevent the next one, our Belmont and Foster City team is a phone call away. Call (650) 204-5000 or request your inspection to get started.
Last updated: July 2026