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5 Best Mold Removal Companies in Hong Kong for a Healthier Home

Safety and Non-Toxic Products: I looked for companies that use safe, non-toxic products that are gentle around children, pets, and people with allergies. I wanted to make sure the treatment works without making your home less safe.

Fast Response: Mold can spread quickly, so I checked how fast each company responds. I gave extra credit to businesses that offer same-day inspections or can start the job without a long wait.

Effective Treatment: I looked for companies that do more than clean the surface. The best ones use proven methods that remove mold at the source and help stop it from coming back.

Long-Term Protection: I also wanted companies that help keep mold away after the job is done. Protective coatings and solid warranties gave me more confidence that your home would stay mold-free longer.

Hong Kong’s warm and humid weather can make it easier for mold to grow in hidden corners of your home. Regular cleaning services and help from carpet cleaners can keep your space fresher, but mold problems often need more specialized attention.

To help you tackle these issues, I looked into the best mold removal services in Hong Kong and reviewed teams that can restore your home to a cleaner, healthier state.

Take the next step toward a fresher living space today.

How much does mold removal cost in Hong Kong?

Professional mold removal in Hong Kong typically costs HK$3,000 to HK$18,000, though most residential treatments range from HK$1,000 to HK$5,000 depending on the affected area and severity of the mold problem.

Service ScopeAverage Cost Range (HKD)
Small Spot TreatmentHK$1,800 – HK$3,000
Medium / Multi-Room AreaHK$3,500 – HK$5,000
Whole Flat RemediationHK$6,000 – HK$10,000+

1. Initial Hong Kong

initial-hong-kong-logo

Website: https://www.initial.com/

Address: 23/F, 26 Hung To Road

Contact: 852 2954 6888

Hours: Mon to Fri 8:45 AM – 5:45 PM

Initial Hong Kong offers safe mold treatment using FDA- and CDC-certified, non-toxic products. That makes their service a good fit for homes with kids and pets.

Their process starts with a detailed check to find moisture sources and possible health risks before treatment begins. After removing the mold, they offer air solutions plus a six-month warranty to help stop the problem from coming back.

On top of that, their 48-hour local response promise gives homeowners extra support if concerns come up after service. This mix of careful treatment and ongoing help stands out, since it goes beyond just removing mold.

The only catch is their service can take up to 10 days after ordering. That may not work for homeowners who need faster mold removal.

Pros

  • FDA and CDC-certified non-toxic treatments
  • Detailed moisture and hazard assessment
  • Six-month recurrence warranty
  • 48-hour issue resolution support

Cons

  • Up to 10-day service completion

Meticulous Mould Removal and Thorough Cleanup

100013 & 100085. Both of them are meticulous with their work. Very patiencely removing the mold from the ceiling and keep checking all the ceiling to make sure molds are removed. They also help to cleaned up the area before they left. Thank q for a great job guys!

Diligent Service with a Friendly Attitude

Li Guifang, the company’s cleaning staff member (job number 101189), is extremely diligent and hardworking. Her work attitude and friendly smile left a deep impression on me, and her work far exceeded the company’s requirements. She also fulfilled the requests of other staff members within her job scope, which made me very satisfied. She is a good role model for your company.

2. Toby

toby-logo

Website: https://www.hellotoby.com/

Address: 603-6, 6/F, 233 Hollywood Rd, Sheung Wan

Contact: Send a Booking Form

Hours: Mon to Sun 9:00 AM – 6:00 PM

Toby helps customers find mold removal experts and offers access to over 800 types of services. This makes it simple for people to get the help they need.

From there, their three-hour matching system pairs customers with available providers fast. Their screened experts with ERB Basic Certificates add extra confidence, and their nano-silver technology creates an antibacterial layer that lasts up to 6 months.

Because they cover all 18 districts, Toby makes it easier for homeowners in different areas to book support. This mix of quick matching, trusted providers, and lasting protection actually makes them stand out from other competitors.

Just keep in mind that Toby has a strict scheduling policy. If you need to change an appointment, you must do so at least one business day in advance, and there is a HK$50 adjustment fee.

Pros

  • Over 800 service categories
  • Three-hour expert matching system
  • Screened ERB-certified providers
  • Six-month nano-silver protection

Cons

  • 1-day advance booking changes
  • HK$50 schedule change fee

Thorough and Meticulous Home Cleaning

Ms. Chan Kam-Foon (Sister Foon) did a very thorough and meticulous house cleaning service for me on Tuesday, May 12th. She did a very thorough and meticulous job cleaning my home! 👏👏👏❗️If possible, I would like to ask Sister Foon to help me with house cleaning again. 🤔❓️Is that alright? 👌❓️🙏❗️ …

3. Cleaning Now HK

cleaning-now-hk-logo

Website: https://cleaningnowhk.com/

Address: Room 7P, 7th Floor, Hsi Li Jia Industrial Building

Contact: 852 6010 4677 | [email protected]

Hours: Available 24/7

Cleaning Now HK offers fast mold removal with photo-based quotes and possible same-day technician visits, making them a solid choice for urgent mold problems.

To start, their five-step process covers dry cleaning, mold removal, and a final anti-mold spray to help stop future growth. They also use sodium hypochlorite oxidation treatment, which breaks down mold cells and removes mold at the source.

A colleague actually recommended them for their clear pricing process. They have a photo-based quote that lets customers see the possible work needed before treatment starts, and the team checks visible damage before preparing estimates.

That said, customers need to share detailed info before getting a starting quote. Property details, unit size, and clear photos of the affected areas are needed for accurate pricing.

Pros

  • Same-day treatment availability
  • Five-step mold removal process
  • Sodium hypochlorite oxidation treatment
  • Photo-based quote assessment

Cons

  • Photo requirements before quotes

4. Golden Cleaning 金牌家居清潔

golden-cleaning-logo

Website: https://www.golden-cleaning.com.hk/zh-hk/

Address: Room 01, 20/F, Harbor Center, Hoi Bun Road

Contact: Tel 2323 2903 | WhatsApp 9544 2053 | [email protected]

Hours: Mon to Fri 9:00 AM – 6:00 PM, Sat 9:00 AM – 1:00 PM

Golden Cleaning uses a detailed mold treatment process that targets mold at the source, not just the surface. This careful approach makes them a solid choice for stubborn mold problems.

Their 3-step process starts with a strong mold remover, followed by a 20-minute soak to loosen deep growth. After that, they disinfect the area 3 to 5 times before adding a protective coating to help reduce future mold growth.

They also offer a whole-home deep clean after mold removal. This leaves the space feeling cleaner and fresher, not just the area that was treated.

One thing to consider, though, is that customers need to provide basic tools like buckets, towels, and a vacuum. This extra step might feel inconvenient when you’re booking a professional cleaning service.

Pros

  • Three-step mold treatment process
  • Extended saturation treatment
  • Multiple disinfection stages
  • Whole-home deep cleaning option

Cons

  • Clients provide cleaning tools

Attentive Service with Excellent Cleaning Results

The staff at Gold Medal Cleaning were all so nice, attentive, and professional! 🥰 They proactively explained the disinfection process without you even having to ask. The cleaning results were excellent! The whole house was spotless! 🤩 After wiping the glass, even the broken glass was so clean and reflective, it looked brand new! 💯

Professional, Punctual, and Exceptionally Detailed

Extremely professional, arrived on time, and even if it took longer than expected, finished all the work and left early. The workers were incredibly meticulous, cleaning every nook and cranny and window spotlessly, and removing all the stubborn stains left from the renovations.

5. Johnson Group 莊臣集團

johnson-group-logo

Website: https://www.johnson-group.com.hk/

Address: Flat C5, 26/F, TML Tower, No.3 Hoi Shing Road

Contact: Phone 2481 3988 | WhatsApp 5412 3517 | [email protected]

Hours: Mon to Fri 9:00 AM – 6:00 PM

Johnson Group uses ATP testing to check microbial levels before and after treatment, so customers can see how well the cleaning worked. 

Backed by 70+ years in Hong Kong, their team brings trusted local knowledge to every job. They use SmellGREEN®, a plant-based, biodegradable formula. It’s safe for pregnant women, pets, and people with allergies. 

After treatment, they apply SafePRO® antimicrobial coating. This helps protect treated areas for up to 180 days.

This science-based process gives customers extra confidence from start to finish. The test results and added protection make the service feel more reliable.

Still, their 12-month warranty has limits. It only covers mold coming back in the exact treated spot, so nearby areas aren’t included.

Pros

  • ATP testing for treatment verification
  • Over 70 years of local experience
  • Plant-based biodegradable products
  • 180-day antimicrobial protection

Cons

  • Limited warranty coverage area

Reliable Service with Excellent Communication

I have used the Johnson Group on multiple occassions and they never disappoint. They have excellent communication with their customer service, and the execution of service is top notch. They are very diligent and I am always happy to book them.

Professional Work and Outstanding Attention to Detail

I’m extremely satisfied with the service I received. The work was carried out with great professionalism and attention to detail. Every aspect was handled carefully and thoroughly, showing a real commitment to quality. I highly recommend this service.

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