Williams Environmental Group 


The Best in Mold Inspection & Mold Testing in
New Jersey



Mold Testing 2
 When moisture and humidity are introduced residential and commercial buildings for a sufficient amount of time and at inappropriate levels, air borne spores will start growing, reproducing, spreading, and damaging many household items and or the structure itself.

Mold Testing Equipment
Reasons to Have a Mold Inspection and Professional Mold Testing:
  •  Water Damage and Intrusions such as Roof Leaks or Plumbing Problems
  •  Occupant Complaints of Illness from the Home or Building
  •  Visible Signs of Suspected Mold
  •  Health Department Inquiries
  •  Real Estate Disclosure Requirements
  •  Reports of Musty Odors
  •  Home Recently Experience Fire Damage
  •  Unresponsive or Uncooperative Landlords
  •  Can See Black Colored Mold
  •  Lease Disputes
  •  Home Recently Experienced Water Damage
  •  Do-it-Yourself Mold Test Kits Are Not Reliable

Our Best Services


We offer professional mold testing and inspection services to ensure the safety and health of your property. 
Our mold testing services involve thorough inspections and testing of air and surface samples to identify the presence of mold and determine its type.
We also provide comprehensive indoor air quality testing that will identify viruses, bacteria and other germs that can affect your personal health and home.


Client's Testimonials
See why our clients can’t stop raving about our 5-star service.

Annett H.

Williams Environmental Group provided excellent mold testing services. They were professional, thorough, and helped us address the mold issue in our home.

John M.

I highly recommend Williams Environmental Group for mold inspection. They were prompt, knowledgeable, and provided detailed reports to guide us in our remediation efforts.

Martina S.

Great experience working with Williams Environmental Group. Their team was friendly, efficient, and delivered accurate results for our mold testing needs.
$25 OFF
First 2 Mold Samples
Offer for new customers.


Our Process

Call or Email us to Schedule an Appointment
Visual Assessment of Property
Conducting Sampling Procedures, (if necessary)
Samples sent to an Independent Lab for Analysis 
Client and Inspector Receive Lab Results
Inspector Provides Client with Detailed Protocol for Mold Remediation (If Necessary)
Clearance Testing (If Necessary)
Our customers include government facilities, home buyers, home sellers, landlords, tenants, contractors, insurance companies and property management companies just to name a few.
Call Us Today At (609) 293-4951
The Dangers of Mold Growth

Discover the risks associated with mold growth and why immediate action is necessary. Learn how our professionals can help you in New Jersey and Pennsylvania.



Williams Environmental Group - Get To Know The Most Trusted Mold Inspection Company In New Jersey
At Williams Environmental Group, we utilize “state of the art” technology to assess the condition of the property that we are inspecting. 

Early detection is your best defense against avoiding expensive remediation bills, hence having the proper equipment at our disposal is a huge advantage in the fight against mold. You can be assured if there are any places where water is lurking or hiding, we will locate it.

Mold testing and lab reports are used to describe and verify mold spore levels in your home or business. Air sampling is done by comparing one or more samples taken from inside to an outside sample that serves as a control and sets a baseline for what is acceptable. Whenever any visible growth is present, we will recommend that a surface sample is taken. 

The owner of Williams Environmental Group, Jerome Williams, has fifteen years of experience in the restoration industry including being Certified in Environmental Assessment, Certified Mold Remediation Tech, Certified in Allergy Abatement, Certified in Water Restoration, Certified in Smoke & Fire Restoration, and A Certified Residential Mold Inspector.

We are not a remediation or treatment company. We have no vested interest in finding mold that would require expensive treatment. We perform professional, industry standard inspections and sampling procedures. We will recommend remediation only when it is really required.

If remediation is required, we will refer you to a qualified professional remediation company that we have personally reviewed. Williams Environmental will write a remediation Scope of Work that will guide the remediation company, so that you will only pay for the treatment you actually need.

Proudly serving Burlington County, Camden County, Mercer County, Middlesex County and Monmouth County.
Call Us Today At  (609) 293-4951 For Immediate Service
Frequently Asked Questions

What How can I identify mold in my home?

Mold can often be identified by its appearance and musty odor. Look for discolored patches on walls, ceilings, or other surfaces. Mold can be black, green, brown, or white. Additionally, if you notice a musty or earthy smell, it could be an indication of mold growth. Professional mold testing can also be conducted for accurate identification.


Is mold harmful to my health?

Mold can produce allergens, irritants, and sometimes toxic substances. Prolonged exposure to mold may lead to health issues, especially for individuals with allergies, asthma, or compromised immune systems. Common symptoms include nasal congestion, throat irritation, coughing, wheezing, skin irritation, or eye irritation. It's essential to address mold issues promptly to minimize health risks. If you are experiencing severe health problems related to mold exposure, consult a healthcare professional.


Is there such a thing as black mold?

Yes, "black mold" is a term commonly used to refer to a specific type of mold known as Stachybotrys chartarum. It is also sometimes called "toxic black mold" due to the potential production of mycotoxins. However, it's important to note that not all molds that appear black are necessarily Stachybotrys chartarum, and not all strains of this mold produce mycotoxins.

Stachybotrys chartarum is typically black or dark green in color and thrives in areas with high humidity and prolonged water damage. It is often found on materials with high cellulose content, such as wood, paper, and drywall, especially in damp or water-damaged buildings.

While Stachybotrys chartarum has gained attention for its potential health risks, it's crucial to recognize that many molds can cause health problems, and the color of the mold is not a reliable indicator of toxicity. If you suspect mold in your home, it's recommended to address the issue promptly, regardless of the specific type or color, and seek professional assistance if needed.

Call Us Today To Schedule A Free Inspection! (609) 293-4951

300 W Somerdale Road,
Suite I9
Voorhees, NJ 


P: (609) 293-4951
@: WilliamsEnviroGroup@gmail.com

Monday           8:30AM-5:30PM
Tuesday           8:30AM-5:30PM
Wednesday     8:30AM-5:30PM
Thursday         8:30AM-5:30PM
Friday               8:30AM-5:30PM
Saturday          8:30-1:30pm  
Sunday                       Closed