1. Z Con Specialty Services

0

San Jose, CA

Z Con Specialty Services

4.5 (53 reviews)
Closed • 8:00 am - 4:00 pm

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Response time

12 hours

Response rate

95%

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We couldn't be happier with the work done by Z-CON. The price was better than other quotes I received. José and the crew were respectful and conscientious of the property. They carefully removed all vents and covered everything and did a great job. They were on time, efficient and cleaned up before leaving. I highly recommend this company and would use them again if I ever need their services at another house.

negative air pump setup, this stayed up for 5 days

I had ZCon remove asbestos ductwork in my crawlspace. The team that came to my home was professional and effective. They first removed the boots and were careful to not damage my walls. They sealed up my vents and also sealed up a floor gap. Their containment was excellent and thorough. They accommodated an air clearance test and my schedule (I was going out of town for a few days so they left the containment up for many days). I am very happy with the work quality and they were also the lowest quote I got!

Finally a response from somebody 4 days later, unbelievable!
Deep S.

What could go wrong with getting your home's air ducts removed?...not a lot I thought...boy was I wrong! Z-Con had the job of removing my air ducts out of my attic, I know there's minor things they might run into like trying to get into the tight corners of the attic a little ceiling drywall damage here and there, but nothing like what I encountered when I got home. While removing the ducts, the crew knocked out a recess light and cracked through my kitchen (see picture). All the old dirty insulation into my kitchen, onto the countertops, onto my fridge, cabinets, etc. just a complete mess. How they missed a big can of recessed light up there I have no idea, but I had a big hole in my kitchen. I get a phone call to hurry home and check to see what had happened. The crew was apologetic and left in quite a bit of hurry and said the office would call me to get somebody out ASAP to fix this and it would be taken care of. Friday: 2:45pm: I get a phone call from Colleen letting me know that she is working on getting somebody out here to fix this. 3:30pm: I call and ask what the update is, no answer? 3:45pm: I call again, no answer, and I leave a voicemail. 3:55pm: No answer. 4pm: Their office is closed. Saturday Morning (still a hole in my kitchen): I call and of course no answer. I see that their office is closed on Saturday-Sunday from their website. That is fine, but there's plenty of people that work on weekends. You have a customer who has a hole in his kitchen, you would think you can take 15mins out of your day to setup a repair to get this issue resolved. At that point I send them an e-mail stating my disbelief. I let them know they have 24 hours to respond, if not I will have to find somebody on my own and get the ceiling repaired and an electrician to get the lighting put back in. Sunday: (No call back from Z-Con) Monday: The office is now open (No call back from Z-Con) Tuesday: No call, but I finally get an e-mail (see picture), at this point I just shook my head. I can go into even more details of what transpired the next few days, but long story short they did want to pay for the damage they had caused, I even got it done for half the cost of what they would have had to pay for a drywall contractor and an electrician to come out and fix it. Not to mention the cleanup fee for all the debris left all over my kitchen we had to do ourselves. Colleen asks me if the electrical repair work was done by a certified electrician? (great way to get out of paying the repair fee) Are you F*^%ing kidding me, the nerve of this woman to now ask me how the repair was done after 4 days of not giving 2 $hits about the hole in my kitchen. Her crew left a live electrical recessed light in the attic around blown in insulation, my whole attic and house could have caught fire if the light switch got flipped on!!! The work was completed by Z-Con and my ducts were officially removed, but the damage and unprofessionalism of this company to this day baffles me. I look back on it and this was by far one of the worst customer service experiences of my life, good luck to anybody who wants to use them!

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2 years ago

They're quick, reliable, and great value. If you need mold remediation, I definitely recommend them.

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2 years ago

They are extremely reliable and superbly complete the job. They are the asbestos experts

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Ask the Community - Z Con Specialty Services

Review Highlights - Z Con Specialty Services

“Z-Con was not only the least expensive, their estimate was about a THIRD of the amount of the most expensive.”

Mentioned in 18 reviews

Read more highlights

Eisen Environmental & Construction Services - Family owned

Eisen Environmental & Construction Services

(283 reviews)

We had asbestos abatement throughout the house, it was a big job that required removing the…read moreexisting drywall and cabinetry. Everything went well from start to finish, they cleaned up exactly what we were looking for without going overboard and cleanup was well done. Loved working with Dan Eisen and team, definitely recommend.

My family is currently undergoing a kitchen and bathroom renovation, and unfortunately, we ran into…read morean unexpected asbestos issue that forced our contractor to pause construction. Since we're living in the house during the renovation, the delay was especially stressful--we really couldn't afford to wait weeks to get the issue resolved. I called over 10 asbestos companies. A few returned my calls, I received one estimate, but everyone else said they couldn't come out for several weeks. Then I reached out to Eisen Environmental, and Dan responded quickly. He gave me a very reasonable quote over the phone and took the time to explain the project and asbestos removal process in detail. I really appreciated this because I wasn't familiar with asbestos remediation and had a lot of questions. We felt comfortable moving forward and signed the contract that same night. The crew came out the very next business day and even showed up early so they could get started on time. They removed 12 HVAC boots with very minimal damage to the walls. I was expecting much worse, so I was extremely impressed with how carefully they handled the work. My kids and I also had to stay out until they finished. Dan and the project manager called me the moment our home was safe to return after the negative air clearance test. Thank you! From the initial response to the completion of the job, Eisen Environmental was professional, punctual, responsive, and efficient. Most importantly, they helped us get our renovation moving again much faster than we expected. I'm very happy with their service and would definitely recommend Eisen Environmental to anyone dealing with asbestos removal. Great job, Dan and team!

Environmental Remedies

Environmental Remedies

(108 reviews)

Earlier this year we had a hot water line burst in our crawl space that caused pretty major water…read moreand mold damage. My family was displaced and it was a very stressful and difficult period for us. After meeting with multiple remediation companies we were referred to ERI and specifically project manager William A. William was super courteous and professional, and worked with us coming from a place of genuine concern and care. He was very responsive and accommodating in helping us come up with a repair plan, and navigate the insurance claims process. The crews were very efficient and diligent in completing the work ahead of schedule, and to high level of quality. After the work was complete, William and ERI were very accommodating in helping us get insurance funds. ERI crew and William specifically are honest and genuine professionals.

ERI Environmental Remedies delivered exactly what you want from a specialty environmental company…read more-- professionalism, precision, and zero nonsense. Their team showed up on time, communicated clearly, and handled the job with real expertise. You can tell they know the industry and take pride in doing things the right way. From the initial walkthrough to the final cleanup, everything was organized, documented, and done with care. No corners cut, no surprises, and no drama. Just solid work from a crew that knows what they're doing. If you need environmental remediation done right, ERI is the team you call. Reliable, transparent, and genuinely committed to helping people get back on their feet. Highly recommended.

My Pure Environment - Bedroom

My Pure Environment

(20 reviews)

I hired Pure Environment for mold treatment at my house on Broadway Street and I'm very satisfied…read morewith their service. They explained the whole procedure to us first, then measured the mold in every corner and showed us exactly where it was. The remediation treatment killed the mold, and the air in the house feels very clean after they finished. Ivan did a great job -- professional, thorough, and easy to work with. Five stars, would recommend

I had a mold issue from a kitchen leak and was super nervous about what mold remediation would…read moreinvolve. I pictured walls being torn apart! After reading all the great reviews for Ivan from My Pure Environment SF on Thumbtack, I decided to reach out. He got us scheduled the next day! Ivan's communication is top-notch. He told us exactly what to expect and how to prep before he arrived. He was punctual, friendly, and respectful of our home (even wore shoe covers). He inspected every accessible space: attic, crawl space, basement, and rooms, and gave us a same-day walkthrough of his findings and what could be done to fix the problem. What really impressed me was how thorough and transparent he was. We got all the inspection photos, a clear quote, and even brochures about their process that same day. During remediation, Ivan's team sent photo and video updates, which helped a ton. The whole job took around 4.5 hours for our 3,000 sq ft home, and when we came back, the air literally felt cleaner. Our post-remediation air samples came back clear too - total relief! If you're dealing with mold and want someone who's professional, communicative, and genuinely cares about doing the job right, call Ivan. Couldn't recommend him and My Pure Environment SF more!

Z Con Specialty Services - enviroabatement - Updated October 2026

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