Around Bank the buildings sit on centuries of earlier construction, and the vaults and tunnels beneath give rodents harbourage that no amount of surface treatment reaches. Work here is almost entirely overnight, fully documented, and focused as much on proofing the routes up from the substructure as on the floors above.
Flies in Bank
House flies, fruit flies, and drain flies spread disease and contaminate food in London properties. For a full breakdown of the species, the health risks and every treatment option, see our flies guide — or browse everything we treat across City of London.
Why Bank sees them
- Layered historic substructure and vaults
- Overnight-only access to secure buildings
- Office kitchenettes across many floors
- Strict documentation and audit requirements
Signs to look for
- Adult flies around food/waste areas
- Maggots in organic matter
- Dark spots (fly specks) on surfaces
- Increased activity around bins
- Buzzing sounds
How we treat flies here
Integrated approach using traps, residual sprays, and breeding site elimination
Properties in Bank are typically office and trading floors, historic banking halls, basement vaults, which shapes how we approach access and proofing. Every treatment includes a follow-up visit and a written prevention plan.
Areas we cover
Other pests we treat in Bank
Fly Control nearby
Frequently asked questions
How quickly can you treat flies in Bank?
We reach most addresses in Bank within 25 minutes, covering EC2R, EC3V. For flies specifically we aim to attend within 24 hours of your call, and we run a 24/7 line for urgent cases.
How much does fly treatment cost?
Flies treatment starts from £149. The final price depends on the size of the property and the extent of the infestation, and we confirm it in writing after the survey — there is no call-out charge.
How do I know if I have flies?
The most reliable signs are: Adult flies around food/waste areas; Maggots in organic matter; Dark spots (fly specks) on surfaces; Increased activity around bins. If you are seeing any of these, book a survey rather than waiting — flies rarely resolve on their own.
How do you treat flies?
Integrated approach using traps, residual sprays, and breeding site elimination Our success rate on flies is 88%, and treatment includes a follow-up visit and a written prevention plan.
Are flies dangerous?
Flies are rated medium risk. The main health concerns are disease transmission (over 100 pathogens), food contamination, salmonella and e.coli spread. They can also cause food spoilage and contamination.
How can I stop flies coming back?
Proper waste management; Install fly screens; Eliminate breeding sites. We include a prevention plan with every treatment and can arrange scheduled monitoring for properties that have had repeat problems.
Why are flies common in Bank?
Layered historic substructure and vaults, and Overnight-only access to secure buildings. Combined with the local property mix — office and trading floors and historic banking halls — this gives flies the harbourage and access they need.
Do you cover the whole of Bank?
Yes. We cover every street in Bank across EC2R, EC3V, including Bank of England, Royal Exchange, Mansion House. Call 07727 053568 to book.

