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Inspections by Bob LLC
- Book
- Questions
- Home Inspection
“I wasn't sure what to expect, but he sat down with me after the inspection and presented the most important concerns as well as an overview of the entire inspection.”
Best Mold Inspection & Testing near Frederick, MD
3 of these companies are based in Frederick; the others serve Frederick from towns including Mt Airy (15 mi), Gaithersburg (23 mi) and Clarksburg (16 mi).
11 open 24/7 · 20 open weekends · all 24 rated 4.5+ · 9 show a license
Data verified October 18, 2026
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Bee Sure Home Inspection
- Questions
- Report
“Since this would be our first home, we had a lot of questions and just wanted to make sure we were making the right decision, Ed made sure to answer any questions and concerns we had!”
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Scene Clean
- Renovation
- Company
- Basement
“Patrick and his crew did a beautiful job with clean-up and mitigation as well as rebuilding the finished part of our basement after a sump pump failed, causing a flood.”
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Mid-Maryland Cleaning & Restoration
- Mold
- Job
“He even walked through our entire house for free to check for any troublesome spots or spots that could have future issues.”
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Hill Environmental Solutions
- Responsive
- Company
- Asbestos
“I feel very confident now that my home is safe for my two year-old and the air quality healthy and I attribute a large part of that to my experience with Russell Hill.”
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Dancer & Company Inspections
- Passion
- Home Construction
- Expectations
“Phil did a very thorough inspection of our house and quickly provided a detailed report with pictures and video helping us with our purchasing process.”
Listed for homeowners in and around Frederick, MD, these 24 companies test for mold and indoor air problems. Listings show what each one states about sampling, lab work and the environmental tests it offers, plus ratings and quotes from public reviews.
Area overview: Frederick, MD
The 24 companies on this page are rated from 4.5 to 5.0 across 10,051 reviews; 14 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (90%), quality (83%) and responsiveness (83%). The topics that come up most in reviews of the companies on this page are "price", "informative" and "knowledge". 11 are open around the clock; 20 are open on Saturdays and 16 on Sundays. The services the companies on this page list most often on their websites are home inspections (6), mold remediation (6), radon testing (5), air duct cleaning (3) and new construction (3). 9 show a license on their websites; 1 lists staff certifications (IICRC) and 4 have a BBB rating of A or A+. Domain records put 14 websites of the companies on this page at ten or more years old; the oldest dates from 2002. 11 offer emergency call-outs; 6 give free estimates; 7 are family- or locally-owned and 2 list coupons or special offers. 1 has Spanish-speaking staff. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Is one opinion enough on a damp problem?
Not when the first visit ends with a large removal quote attached. You have 24 companies on this page, so getting a second diagnosis is straightforward. Ask each one what it thinks the water source is. Two independent answers that match is the strongest signal you will get.
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Thin Line Home Inspections
- Roof
- Patient
- Communicate
“We were so impressed with Pete's professionalism and attention to detail, and would highly recommend his company for anyone needing a quality home inspection.”
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Flood Department
- Night
- Morning
- Compassion
“Bonnie was also wonderful and so quick to send me the estimate for the work needed and answered all my questions and reached out directly to the insurance company and other contractors involved in the subsequent repair work required.”
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Springirth Services Home Inspections
- Drone
- Resource
- Organized
“He shared his findings and observations as he completed each area of the house, along with his assessment of whether or not it was something of significant concern.”
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RTS Environmental Services
- Education
- Report
- Patient
“Paul was on time, extremely knowledgeable and polite, and worked hard to turn my full report around same day (working late on a Friday night) to meet a deadline we had.”
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Sunshine Cleaning and Restoration
- Fair
- Products
- Leadership
“After panicking and it being a Saturday not being able to get ahold of anyone; my insurance agent, power company, or town maintenance, I got in touch with Abe Uysal of Sunshine Restorations.”
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Custom Cleaning Pro
- Company
- Basement
- House
“Amazing service wonderful service!!”
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1st Step Home Inspection
“He went above and beyond to show me everything I would need to know about the home and up keeping on top of what I should be concerned about or look out for in the future.”
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East Coast Home Inspections
“Although this resulted in us pulling our contract on a house, we are more than thankful for his knowledge and attention to detail!”
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Masterpro Disaster Recovery LLC
- Results
- February
- Cleaning
“It is rare that a company exceeds my expectations but Ivan and his excellent team were by far, the BEST company I have ever had the pleasure of working with.”
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Absolute Assurance Home Inspection Services
- Pictures
- Results
- Price
“His report is very readable and modern-looking, includes a lot of photos, and even resource links; we'll be using it as a reference as we tackle home projects.”
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Triangle Legacy Flood Restoration & Carpet Cleaning
- Stains
- Night
- Responsive
“Ross and staff worked around it and made sure that my children and I weren't breathing in sewage 5 stars and I will definitely be using them for more upcoming repairs on my home”
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Essential Inspection Services
- Informative
- Learned
- Labor
“Felipe was very I formative, and took the time to explain everything, how important some sectors of the house were, what to worry about and now worry about, etc.”
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Briarwood Home Inspections
- Rental
- Lead
- Explanations
“During a process where time is of the essence, Sam went through the inspection methodically and was able to provide a written report quickly that was easy to follow and understand.”
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Alhumd Inspections (Ahmed-Home Inspector)
- Condo
- Drone
- Videos
“He also communicated everything in a professional manner and gave me the report within 5 minutes of finishing up, as a first time home buyer he made the inspection process as smooth as can be.”
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Proclean Air Duct & Carpet Cleaning
- Coupon
- Stairs
- Sofa
“He did a great job on all my carpets, rugs, and a couch.”
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Fox Mountain Property Inspections
- Test
- Radon
- Systems
“As a first time homebuyer without any inspection experience, Keith (and his report which was done within an hour of leaving the property) made it easy to understand what parts of the house need our attention.”
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Top to Bottom Services
- Learned
- Termite
- Inspector Bob
“I recently had the pleasure of working with Aaron Barcheski from Top To Bottom Services for a comprehensive home inspection, including additional add-ons such as well water analysis, well flow, septic scope, and pests inspections (performed by Ken Ko...”
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Protec Inspection Services
- Valves
- Layperson
- Budget
“As a real estate agent working in a fast paced market it's imperative to have good inspectors such as the team at Protec, who provide excellent service and are accommodating to ever changing schedules (even when changes happen in the off-hours).”
Why these companies made our list
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