1. Walk through the space
A cleanup technician maps the droppings, stains and damaged insulation in attics, lofts or on rooftops.
Green Bay, WI · Brown County
Opened a barn, loft or chimney in Green Bay and found years of droppings? Stay clear and call (877) 812-4220. You get a crew that uses containment and HEPA-filtered equipment to remove it safely.
If anyone is in danger, call 911 first. For a suicide crisis, call or text 988.
Bat and bird guano remediation is the full job of removal, disinfecting and deodorizing after animals have been excluded. It often precedes insulation replacement, repairs and sealing of entry points by other trades.
Need residential or commercial guano cleanup in Green Bay or nearby parts of Brown County? You can get help with attics, crawl spaces, barns, rooftops, silos and storage rooms. Why Choose Green Bay Biohazard Cleanup Help? You make one call.
Most housing in Green Bay is occupied, with a vacancy rate of about 4%, but attics, chimneys and outbuildings can still go unchecked for years. Summers in Green Bay are milder, with July highs around 80 degrees, but guano in closed attics still dries and turns to fine dust over time.
The work often covers:
A cleanup technician maps the droppings, stains and damaged insulation in attics, lofts or on rooftops.
Guano is collected without sweeping or blowing, and bagged on site so it never crosses clean rooms.
Guano, soiled insulation and nesting debris are removed by hand or with HEPA-filtered tools and sealed in heavy bags.
The owner receives a summary of the work for buyers, inspectors or insurers, and the area is cleared for use.
Bird & bat guano cleanup in Green Bay, WI typically costs $500 to $9,000, depending on the size of the affected area and the materials involved.
How long droppings have been there affects the work. Older buildup is harder to remove and tends to leave stronger odors and deeper stains.
| Type of job | Typical range |
|---|---|
| Full attic restoration | $4,500 - $9,000+ |
| Minor spot cleaning | $500 - $1,200 |
| Standard remediation | $1,500 - $4,000 |
| Bat droppings cleanup in larger infestations | $600 - $8,500 |
Published ranges only (Bat guano remediation cost guide, HomeAdvisor); every bird & bat guano cleanup job in Green Bay is priced after an on-site look. Price drivers include amount and depth of droppings, attic size, insulation removal, access. Questions? Call (877) 812-4220.
It depends on the lease and local law. Tenants should tell the landlord or manager right away. A landlord, an attorney or a tenant rights group can say who is responsible.
It depends on the size of the area, the depth of the deposit, how much insulation must come out and how hard the space is to reach. A small ledge costs less than a full attic. The team sets the price after seeing the space.
Yes. Droppings are acidic and can stain and wear down paint, metal and roofing over time. They also clog gutters and drains and create slip hazards on walkways. Cleanup and deterrents work best together.
Often yes, once the guano and soaked materials are removed and the area is treated. Deep stains in wood or drywall may need extra treatment, and the crew can say what to expect.
Histoplasmosis is a lung infection linked to a fungus that can grow in soil and droppings from birds and bats. People are exposed by breathing in spores. Many exposed people have no symptoms, and anyone who feels unwell after being around guano should tell a doctor.
For work in a sealed attic, many people stay in the home while crews work with containment. For heavy contamination or open spaces, it may be better to stay away. The team will say what is best for your situation.
Call (877) 812-4220 any hour and describe where the droppings are.
Call (877) 812-4220