about
Who We Are

Enjoy Quality and Affordability

We are a family-owned and operated business with more than 25 years of experience in the electrical industry. Thanks to our clients, we've got the chance to build a strong reputation and improve our services. What separates us from the rest is our ability and commitment to listen to each one of your needs and use that information to fulfill your requests. We strive to complete each project perfectly while keeping our costs competitive. Expect affordable and quality services from professionals who are able to complete the entire project!

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Our Clients’ Reviews

  • Very knowledgeable and responsive. Did a great job installing an electric vehicle charger.

    Nadeen C.
    2/26/2022
    5 star rating

    I had the Tesla wall connector installed. From the first contact I've made to the office (Cynthia) to the electricians... read more

    Edward K.
    2/25/2022
    5 star rating

    Got a tesla wall connector that needs installation? Look no further. These guys (n girls) are 10/10. Although it took... read more

    Mario L.
    2/10/2022
  • Great experience. Definitely will use again

    Essence J.
    2/01/2022

    Great experience. Definitely will use again

    Essence J.
    2/01/2022

    Great job installing my Tesla wall charger

    Stephen C.
    1/26/2022
  • Great job installing my Tesla wall charger

    Stephen C.
    1/26/2022
    5 star rating

    This was one of the best experiences that I have had with an electrician. I can't recommend this company high... read more

    Michael S.
    1/18/2022

    Made everything very easy. Get an estimate by filling out a form online. Made appointments very fast. Price was extremely... read more

    Brian M.
    12/22/2021
  • Made everything very easy. Get an estimate by filling out a form online. Made appointments very fast. Price was extremely... read more

    Brian M.
    12/22/2021

    I requested ev home charger installation estimates to 4 different companies and received surprisingly different price range from all 3... read more

    Jeff B.
    12/06/2021

    I requested ev home charger installation estimates to 4 different companies and received surprisingly different price range from all 3... read more

    Jeff B.
    12/06/2021
  • 5 star rating

    I hired Del Core to install my Tesla charger and I can say for sure that I was more than... read more

    Chris G.
    12/03/2021
    5 star rating

    We just had Del Core Electric install our Tesla wall charger. Everything from estimate, appointment and job was... read more

    Hemant P.
    12/02/2021
    5 star rating

    The electrician, Sebastian is very professional , and nice gentleman. He provided us a lot helpful information and did a... read more

    Steven C.
    12/02/2021
  • 5 star rating

    This review has been removed for violating our Terms of Service

    Buddy D.
    11/27/2021

    Needed a level 2 EV Chargepoint installed, contacted half a dozen local electrician and Del Core was the only one... read more

    Jason W.
    11/23/2021
    5 star rating

    Needed a level 2 EV Chargepoint installed, contacted half a dozen local electrician and Del Core was the only one... read more

    Jason W.
    11/23/2021
  • Needed a level 2 EV Chargepoint installed, contacted half a dozen local electrician and Del Core was the only one... read more

    Jason W.
    11/23/2021

    Sebastian is a true professional in the electrical and HVAC trades. His quality of work is top notch and I... read more

    Timothy R.
    10/12/2021

    Sebastian is a true professional in the electrical and HVAC trades. His quality of work is top notch and I... read more

    Timothy R.
    10/12/2021
  • 5 star rating

    I hired Del Core Electric and we were very pleased with their work. We just bought a new Tesla... read more

    Charles M.
    10/04/2021

    I hired Del Core electric and we were beyond pleased with their work. I do not usually write too... read more

    Ria A.
    10/01/2021

    I hired Del Core electric and we were beyond pleased with their work. I do not usually write too... read more

    Ria A.
    10/01/2021
  • 5 star rating

    I recently purchased a Tesla model 3 and I went on their website and called 5 different technicians to come... read more

    Allan W.
    9/28/2021

    Sebastian is just a good guy who takes pride in his work and values his company and reputation. He... read more

    Regina S.
    9/25/2021
    5 star rating

    This is the 2nd time I used Del Core and am vey pleased with their service and work. Sebastian... read more

    Regina S.
    9/25/2021
  • Sebastian is just a good guy who takes pride in his work and values his company and reputation. He... read more

    Regina S.
    9/25/2021
    5 star rating

    Sebastian the owner of the company and a master electrician trained by the Union Local 25 and is an exceptional... read more

    Tim R.
    9/19/2021
    5 star rating

    Service was incredible. Super quick and easy installation. From the estimate to scheduling the work I was able to get... read more

    Michelle L.
    9/16/2021
  • 5 star rating

    Sebastian and his crew were great. He came promptly for an estimate on installing my Tesla wall connector and was... read more

    Taylor R.
    9/10/2021

    Del Core was great and a pleasure to do work in my house.

    Alan G.
    7/11/2021

    Del Core was great and a pleasure to do work in my house.

    Alan G.
    7/11/2021
  • No bitching and moaning, just gets the job done.

    Jeffrey D.
    5/14/2021

    No bitching and moaning, just gets the job done.

    Jeffrey D.
    5/14/2021

    Sebastian was so amazing and so helpful. Would recommend his work to anyone on Long Island for all needs.

    Justin K.
    5/13/2021
  • Sebastian was so amazing and so helpful. Would recommend his work to anyone on Long Island for all needs.

    Justin K.
    5/13/2021

    Great price on the job of installing an EV charging station. It was a difficult job but they worked... read more

    Ken A.
    4/30/2021

    Great price on the job of installing an EV charging station. It was a difficult job but they worked... read more

    Ken A.
    4/30/2021
  • Beyond my expectations they where honest from the get go. Kept me informed through out the project we had a... read more

    Peter P.
    4/06/2021

    Beyond my expectations they where honest from the get go. Kept me informed through out the project we had a... read more

    Peter P.
    4/06/2021
    5 star rating

    Awesome company. We needed a lot of work done in our new home as we had to put high... read more

    Ria A.
    3/14/2021
  • This company was absolutely fabulous from start to finish. The communication was clear, fast and consistent and the service was... read more

    David Y.
    2/13/2021

    This company was absolutely fabulous from start to finish. The communication was clear, fast and consistent and the service was... read more

    David Y.
    2/13/2021

    They installed a ev charger and were very helpful with what product to buy and where it should be installed.
    Cynthia...
    read more

    Steve F.
    2/04/2021
  • They installed a ev charger and were very helpful with what product to buy and where it should be installed.
    Cynthia...
    read more

    Steve F.
    2/04/2021

    They are very neat and clean. My job was extra hard but they went above and beyond expectations

    Angelo C.
    10/19/2020

    They are very neat and clean. My job was extra hard but they went above and beyond expectations

    Angelo C.
    10/19/2020
  • They did a great job. Will use again if needed.

    Nick M.
    10/11/2020

    They did a great job. Will use again if needed.

    Nick M.
    10/11/2020

    Excellent service and reasonably priced

    Kevin A.
    7/30/2020
  • Excellent service and reasonably priced

    Kevin A.
    7/30/2020

    Excellent service professional and worth every dollar to hire these pros. I highly recommend them for any of your electrical needs.

    Herman M.
    5/18/2020

    Excellent service professional and worth every dollar to hire these pros. I highly recommend them for any of your electrical needs.

    Herman M.
    5/18/2020
  • Being in the Electronic industry for 37 years. I donâ t give five stars out lightening... read more

    John K.
    1/12/2020

    Being in the Electronic industry for 37 years. I donâ t give five stars out lightening... read more

    John K.
    1/12/2020

    Very professional company. It?s great when you deal with the owner. His staff is highly competent and was... read more

    Neil T.
    8/24/2019
  • Very professional company. It?s great when you deal with the owner. His staff is highly competent and was... read more

    Neil T.
    8/24/2019

    I had a hot tub installed by del core. I had concerns my panel wasn t strong enough to support... read more

    Jesse M.
    7/18/2019

    I had a hot tub installed by del core. I had concerns my panel wasn t strong enough to support... read more

    Jesse M.
    7/18/2019
  • On time, pleasant, willing to work with you on dates made sure everything was working before leaving.

    Alonzo M.
    7/17/2019

    On time, pleasant, willing to work with you on dates made sure everything was working before leaving.

    Alonzo M.
    7/17/2019

    Sebastian and his team did an excellent job on our electric project. They went above and beyond what we... read more

    Garrett W.
    7/11/2019
  • Sebastian and his team did an excellent job on our electric project. They went above and beyond what we... read more

    Garrett W.
    7/11/2019

    Very knowledgeable, easily contactable and accommodating, fast/excellent work. Would definitely use again/recommend.

    Dan S.
    7/01/2019

    Very knowledgeable, easily contactable and accommodating, fast/excellent work. Would definitely use again/recommend.

    Dan S.
    7/01/2019
  • Wow has to be the greatest experience I have had with a service provider. They are a young company but... read more

    Chris C.
    6/28/2019

    Wow has to be the greatest experience I have had with a service provider. They are a young company but... read more

    Chris C.
    6/28/2019

    A competent professional!

    Claude J.
    6/24/2019
  • A competent professional!

    Claude J.
    6/24/2019

    Sabastian is a true professional and a gentleman. Came at the time he said he would be here & explained... read more

    Nora A.
    6/12/2019

    Sabastian is a true professional and a gentleman. Came at the time he said he would be here & explained... read more

    Nora A.
    6/12/2019
  • They were very professional, courteous, clean, friendly and very competent, and they were reasonable in price. I would gladly... read more

    Richard K.
    6/09/2019

    They were very professional, courteous, clean, friendly and very competent, and they were reasonable in price. I would gladly... read more

    Richard K.
    6/09/2019

    I had called a couple of other electricians and got an answering machine. Sebastian actually answered when I called. He... read more

    Joseph R.
    5/25/2019
  • I had called a couple of other electricians and got an answering machine. Sebastian actually answered when I called. He... read more

    Joseph R.
    5/25/2019

    Sebastian called me back in minutes after requesting help .It was 7 am .he was at my house in 45... read more

    Patrick L.
    5/21/2019

    Sebastian called me back in minutes after requesting help .It was 7 am .he was at my house in 45... read more

    Patrick L.
    5/21/2019
  • They now have a customer for life! The work was done on schedule, price on point and when they were... read more

    Antonia B.
    3/19/2019

    They now have a customer for life! The work was done on schedule, price on point and when they were... read more

    Antonia B.
    3/19/2019

    Unbelievably rapid response, professional. This was for installation of EV charging station. I recommend him strongly. Great... read more

    Andrew N.
    3/04/2019
  • Unbelievably rapid response, professional. This was for installation of EV charging station. I recommend him strongly. Great... read more

    Andrew N.
    3/04/2019

    Very professional, I would not hesitate to hire him.

    Doug D.
    2/20/2019

    Very professional, I would not hesitate to hire him.

    Doug D.
    2/20/2019
  • very professional. Worked quickly and cleaned up after themselves. Would definitely call them again.

    Laurette M.
    2/07/2019

    very professional. Worked quickly and cleaned up after themselves. Would definitely call them again.

    Laurette M.
    2/07/2019

    Very professional. Got back to me right away. Great job installing my bathroom fan. Fair price. I will definitely call... read more

    Bethany C.
    1/22/2019
  • Very professional. Got back to me right away. Great job installing my bathroom fan. Fair price. I will definitely call... read more

    Bethany C.
    1/22/2019

    Today, Sabastian came to do work in our home . He was quite professional and knowledgeable. Sebastian was given... read more

    Linda C.
    1/15/2019

    Today, Sabastian came to do work in our home . He was quite professional and knowledgeable. Sebastian was given... read more

    Linda C.
    1/15/2019
  • None.

    Arlene F.
    12/31/2018

    None.

    Arlene F.
    12/31/2018

    I don’t think you will find a better electrician on Long Island. Fair pricing unbelievable customer service. They treated... read more

    Nick F.
    12/22/2018
  • I don’t think you will find a better electrician on Long Island. Fair pricing unbelievable customer service. They treated... read more

    Nick F.
    12/22/2018

    Very Profressional. Made a commitment on price - stuck to it even if there were challenges. moreover they experienced payment... read more

    Raghu R.
    12/20/2018

    I couldn’t be more satisfied with the electrical upgrade that Del Core Electric did in my home. I... read more

    Rita Z.
    12/20/2018
  • Very Profressional. Made a commitment on price - stuck to it even if there were challenges. moreover they experienced payment... read more

    Raghu R.
    12/20/2018

    I couldn’t be more satisfied with the electrical upgrade that Del Core Electric did in my home. I... read more

    Rita Z.
    12/20/2018

    Excellent

    Eric S.
    9/25/2018
  • Excellent

    Eric S.
    9/25/2018

    Very clean
    Gets down to get it done quickly and properly.

    Paul W.
    9/22/2018

    Very clean
    Gets down to get it done quickly and properly.

    Paul W.
    9/22/2018
  • Sebastian, Terry and Anthony were very professional, respectful and courteous. They explained what was being done when asked, very knowledgeable,... read more

    Hector Q.
    9/05/2018

    Sebastian, Terry and Anthony were very professional, respectful and courteous. They explained what was being done when asked, very knowledgeable,... read more

    Hector Q.
    9/05/2018

    He was there when he said he would be. He did exactly what I needed done. Great.

    Dan N.
    8/23/2018
  • Very honest gentleman with his daughter as his helper he could have been very expensive but in such an emergency... read more

    James D.
    8/23/2018

    He was there when he said he would be. He did exactly what I needed done. Great.

    Dan N.
    8/23/2018

    Very honest gentleman with his daughter as his helper he could have been very expensive but in such an emergency... read more

    James D.
    8/23/2018
  • Initially hired for an electrical upgrade and installation of a transfer switch for a generator, work is outstanding. Had a... read more

    Brett M.
    8/22/2018

    He was on time . Very professional and informative. Price was also competitive and work was completed before expected.

    Junior C.
    8/22/2018

    Initially hired for an electrical upgrade and installation of a transfer switch for a generator, work is outstanding. Had a... read more

    Brett M.
    8/22/2018
  • He was on time . Very professional and informative. Price was also competitive and work was completed before expected.

    Junior C.
    8/22/2018

    He was on time, good prices finished work expeditiously and did great job. I would hire him next time I... read more

    Robert F.
    8/10/2018

    He was on time, good prices finished work expeditiously and did great job. I would hire him next time I... read more

    Robert F.
    8/10/2018
  • Very good

    Roy H.
    8/09/2018

    Very good

    Roy H.
    8/09/2018

    Was on time does all work neat & Cleaned up after the Work and there PRICES were Reasonable what more... read more

    Sal B.
    8/02/2018
  • Was on time does all work neat & Cleaned up after the Work and there PRICES were Reasonable what more... read more

    Sal B.
    8/02/2018

    Sebastian and Matt are great! Very professional and quick to respond. Would definitely recommend them and continue using them for... read more

    Sunni T.
    7/27/2018

    Sebastian and Matt are great! Very professional and quick to respond. Would definitely recommend them and continue using them for... read more

    Sunni T.
    7/27/2018
  • Very friendly and knowledgeable if I need any other electrical work done I will definitely call him again

    Melania F.
    3/03/2018

    Very friendly and knowledgeable if I need any other electrical work done I will definitely call him again

    Melania F.
    3/03/2018

    fast, efficient and knowledgeable. outstanding service, polite and will use Del Core for all future projects.

    Judith D.
    1/21/2018
  • fast, efficient and knowledgeable. outstanding service, polite and will use Del Core for all future projects.

    Judith D.
    1/21/2018

    Del Core did an excellent job. Would hire him for any electrical jobs in the future. He was... read more

    Jim B.
    12/30/2017

    Sebastian was great. He did the job, quickly, cheerfully and cleaned up completely. While here, he even assessed a separate... read more

    Jonathan R.
    12/30/2017
  • Del Core did an excellent job. Would hire him for any electrical jobs in the future. He was... read more

    Jim B.
    12/30/2017

    Sebastian was great. He did the job, quickly, cheerfully and cleaned up completely. While here, he even assessed a separate... read more

    Jonathan R.
    12/30/2017

    I had a small, non emergency job and Sebastian was at my house the day after I spoke to him... read more

    Linda I.
    12/14/2017
  • I had a small, non emergency job and Sebastian was at my house the day after I spoke to him... read more

    Linda I.
    12/14/2017

    Work was done in an excellent matter

    Art G.
    5/28/2018

    Work was done in an excellent matter

    Art G.
    5/28/2018