Bed Bug Exterminator, Bed Bugs Control
Mice Exterminator, Mice Control
Termite Inspections and Treatment
Rat Control, Rat Exterminator

At Once Pest - Baltimore, Maryland Pest Control Expert Specializing in Bed Bug Extermination and Wildlife Exclusion

Life is better when you have choices. Pest control is better when you have choices. Pest control is best when you choose us!

We are not someone offering you a treatment we cannot provide or a solution we cannot deliver. We don't make empty promises or give you false hopes. We can do the job and are more objective and honest then other people in this industry.

Our mission is not only to remove an acute pest problem, but to prevent any future problems by exclusion, sealing cracks and crevices. We will protect your home so you can feel safe.

Current Pest Threats - squirrels, mice, cockroaches, black snakes. Read more, get help...

Squirrels in Attic, Squirrel Removal
Wildlife Alert! Winter is here. This is the time of year when you may start hearing noises in your attic and it could be because squirrels or flying squirrels moved in to hybernate. We can help. Visit our wildlife control website.

Have critters in your attic? Consider the following.

Animals defecate and frequently. Urine and feces can carry diseases. Here are a few:


Carried in the urine of white footed mice. Can produce flu-like symptoms and can progress causing serious respiratory problems.


It is a type of lung infection spread by the spores of the Histoplasma capsulatum fungus. It is commonly found in the feces of bats and birds and can cause serious respiratory issues for people with poor immune systems.

How much does it cost to professionally remove bed bugs?

For a heat treatment bed bug removal, expect to pay anywhere from $600 and up, but killing bed bugs with spores is substantially less expensive. While heat treatments are the most organic and effective, we do now offer more choices. Different types of treatment can be combined.

We could heat-treat your worst bed bugs infested bedrooms, and then use fungal spores on the rest of your house. This will cost a lot less than heat treating the entire house.

See bed bug heat treatment price details.