| # | Company | Address / Service Area | Phone | Website |
|---|---|---|---|---|
| 1 | Integrated Pest Control of WNY | Olean, Portville, Jamestown and surrounding Western New York communities | (716) 382-7055 | Website |
| 2 | First Choice Pest Control | 930 Brook St, Olean, NY 14760 | (716) 372-9643 | Website |
| 3 | Alleghany Pest Control | 313 N Union St, Olean, NY 14760 | (716) 373-1066 | Website |
| 4 | Amherst Exterminators | Olean and communities throughout Western New York | (716) 908-2475 | Website |
| 5 | Ellicottville Exterminating | 5214 Route 219, Ellicottville, NY 14731 / Cattaraugus County | (716) 699-4737 | Website |
| 6 | Orkin Pest Control | 204 W 4th St, Jamestown, NY 14701 / Olean service area | (716) 664-5470 | Website |
| 7 | Ehrlich Pest Control | Olean, Jamestown and surrounding Western New York communities | (800) 837-5520 | Website |
| 8 | Nuisance No More Pest Control | Olean, Jamestown and the Southern Tier of Western New York | (716) 366-3087 | Website |
| 9 | Southern Tier Professional Pest Control | 12001 Cross Rd, Randolph, NY 14772 / Olean and surrounding communities | (716) 358-2207 | Website |
| 10 | Lyons Pest Control LLC | Jamestown and communities within approximately 50 miles | (716) 488-7493 | Website |
| 11 | Jones Pest Control | Bradford, Kane, Warren and surrounding Pennsylvania–New York border communities | (814) 230-9548 | Website |
| 12 | Gernatt Pest Solutions | Cattaraugus, Chautauqua, Erie and surrounding Western New York counties | (716) 605-5676 | Website |
| 13 | Eco Serve Pest Services | 3573 N Buffalo St, Orchard Park, NY 14127 / Western New York | (716) 536-5806 | Website |
| 14 | Certified Pest Solutions | 3737 Lake Shore Rd, Blasdell, NY 14219 / Western New York | (716) 822-3737 | Website |
| 15 | Suburban Pest Control | Western New York regional service area | (716) 646-5700 | Website |
| 16 | Fox Pest Control | 3176 Abbott Rd, Suite 600N, Orchard Park, NY 14127 / Western New York | (716) 740-3162 | Website |
| 17 | 716 Exterminating | 2784 Oakland Dr, Eden, NY 14057 / Western New York | (716) 867-4193 | Website |
| 18 | Terminix | Olean and surrounding Cattaraugus County communities | (716) 267-6389 | Website |
| 19 | Cornell Exterminating Co., Inc. | Limestone, Bradford and surrounding New York–Pennsylvania border communities | (631) 343-9266 | Website |
| 20 | Kirkpatrick Pest Control | 2610 Miller Hill Rd, Warren, PA 16365 / Bradford and surrounding region | (814) 757-9457 | Website |
| 21 | Williams Pest Control Services | 109 Oak St, Warren, PA 16365 / nearby Pennsylvania communities | (814) 723-0547 | Website |
| 22 | Pestco Professional Services | Warren County and surrounding regional communities / commercial service | (800) 473-7820 | Website |
| 23 | Mosquito Shield of Buffalo | Orchard Park and communities throughout Western New York | (716) 667-3535 | Website |
| 24 | Olean Wildlife Control | Olean and communities throughout Cattaraugus County | (716) 568-7671 | Website |
| 25 | Cattaraugus County Environmental Health | 1 Leo Moss Dr, Olean, NY 14760 / insect and mosquito-control information | (716) 701-3599 | Website |