Cotti Johnson has been a trusted name for over 75 years, providing expert HVAC, plumbing, and electrical services to homeowners in the Greater Boston area. We specialize in HVAC installation, repair, and maintenance, ensuring your home stays comfortable year-round. Our plumbing services range from leak repairs to new installations, while our licensed electricians handle all electrical needs, including panel upgrades and lighting installations. Trust Cotti Johnson for professional, reliable, and comprehensive home services.
"On time. Patient got the job done well"
Daniel r on November 2024
Cotti Johnson has been a trusted name for over 75 years, providing expert HVAC, plumbing, and electrical services to homeowners in the Greater Boston area. We specialize in HVAC installation, repair, and maintenance, ensuring your home stays comfortable year-round. Our plumbing services range from leak repairs to new installations, while our licensed electricians handle all electrical needs, including panel upgrades and lighting installations. Trust Cotti Johnson for professional, reliable, and comprehensive home services.
"On time. Patient got the job done well"
Daniel r on November 2024
Digital City Technology, Inc. (Digital City) is based in Ashland, MA, supporting greater Boston and New England since 2008. We are a Telecommunications, Network, Low Voltage and Fiber Optic professional service provider. Digital City installs VOIP Phone systems, LAN/WAN, IP Surveillance and Audio/Visual Systems. We specialize in Phone/Internet cutovers, Data Center installations, Network and System design, CAT 5 & 6 and Fiber Optic cabling, Structured Cabling and Wireless Internet implementation. Digital City has participated in Technology Roll-outs for Fortune 500 companies and performed Technology, Network and Wi-Fi deployments, VOIP installs etc. Our main goal is to provide cost-justifiable, top quality IT services designed to meet business, customer and user demands.
"Low voltage work was clean and labeled!"
Shane H on February 2020
Digital City Technology, Inc. (Digital City) is based in Ashland, MA, supporting greater Boston and New England since 2008. We are a Telecommunications, Network, Low Voltage and Fiber Optic professional service provider. Digital City installs VOIP Phone systems, LAN/WAN, IP Surveillance and Audio/Visual Systems. We specialize in Phone/Internet cutovers, Data Center installations, Network and System design, CAT 5 & 6 and Fiber Optic cabling, Structured Cabling and Wireless Internet implementation. Digital City has participated in Technology Roll-outs for Fortune 500 companies and performed Technology, Network and Wi-Fi deployments, VOIP installs etc. Our main goal is to provide cost-justifiable, top quality IT services designed to meet business, customer and user demands.
"Low voltage work was clean and labeled!"
Shane H on February 2020
Commercial Business Only. Our Team is as diverse as you need it to be. Our Help Desk Team can help your employees with their desktop support issues, such as MS Office, Gmail, and much more. We provide immediate access to our live IT support professional via telephone, chat, or e-mail 24 hours a day. Our Advisory Team can guide management as to how your company can move forward with new technology. We recognized the fundamental challenges of small to medium sized businesses to support an IT infrastructure as well implement, integrate and support cloud-based solutions. The benefits of partnering with NDX and using our NDX Cloud Platform Services removes the need of maintaining in-house skilled technical staff, allows for the focus on your business and not technology, predictable IT budgets and enables business flexibility and mobility.
"They were very professional and went far beyond what I expected. I'm am an architect and paying attention to detail is very important to me. I was very impressed and would highly recommend them to anyone. C D Calhoun"
CD Calhoun C on September 2023
Commercial Business Only. Our Team is as diverse as you need it to be. Our Help Desk Team can help your employees with their desktop support issues, such as MS Office, Gmail, and much more. We provide immediate access to our live IT support professional via telephone, chat, or e-mail 24 hours a day. Our Advisory Team can guide management as to how your company can move forward with new technology. We recognized the fundamental challenges of small to medium sized businesses to support an IT infrastructure as well implement, integrate and support cloud-based solutions. The benefits of partnering with NDX and using our NDX Cloud Platform Services removes the need of maintaining in-house skilled technical staff, allows for the focus on your business and not technology, predictable IT budgets and enables business flexibility and mobility.
"They were very professional and went far beyond what I expected. I'm am an architect and paying attention to detail is very important to me. I was very impressed and would highly recommend them to anyone. C D Calhoun"
CD Calhoun C on September 2023
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!
"0"
Peter F on July 2023
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!
"0"
Peter F on July 2023
JBJ SYSTEMS provides innovative security systems, including video surveillance and access control, as well as advanced structured cabling and network solutions. Our expert technicians bring together experience and knowledge with trusted solutions, delivering results on time and on budget.
JBJ SYSTEMS provides innovative security systems, including video surveillance and access control, as well as advanced structured cabling and network solutions. Our expert technicians bring together experience and knowledge with trusted solutions, delivering results on time and on budget.
ICOR Electric,LLC When you need a reliable electrician or electrical services, we stand ready to serve. Trust our 22 years of experience to do your large or small electrical job right at a competitive price. We provide on-site, Our Trucks are fully equipped with supplies and ready to handle your requests. A 1-year warranty on both manufactured parts and labor is provided.
"N/a"
Jennifer B on October 2022
ICOR Electric,LLC When you need a reliable electrician or electrical services, we stand ready to serve. Trust our 22 years of experience to do your large or small electrical job right at a competitive price. We provide on-site, Our Trucks are fully equipped with supplies and ready to handle your requests. A 1-year warranty on both manufactured parts and labor is provided.
"N/a"
Jennifer B on October 2022
As a licensed electrician, Sean M. McDonough is dedicated to quality workmanship. We are reliable, hard working, reasonably priced, and honest. Call today for a free estimate!
"Sean is a fantastic electrician. Highly recommend him. Honest and goes above and beyond."
Joanne Marie C on March 2023
As a licensed electrician, Sean M. McDonough is dedicated to quality workmanship. We are reliable, hard working, reasonably priced, and honest. Call today for a free estimate!
"Sean is a fantastic electrician. Highly recommend him. Honest and goes above and beyond."
Joanne Marie C on March 2023
We offer over 28 years of experience in the electrical industry. We take on a wide range of electrical projects to include full installation for additions and remodels as well as generator installs, wiring and panel upgrades, and a variety of other jobs. We take pride in our quality of work and our commitment to outstanding results. We are committed to providing a personalized service for each individual project we take on. We look forward to building strong, long-term relationships with our clients and guarantee your satisfaction.
"Easiest company I've yet to ever have work on a project. They showed up on time, all their employees were knowledgable, and their quality of work was amazing. I would highly recommend them for your next project. Their expertise and ability to bring my ideas to light allowed me to focus on other tasks and not have to worry if they were doing the job right. The final outcome was great. "
Justyn S on April 2025
We offer over 28 years of experience in the electrical industry. We take on a wide range of electrical projects to include full installation for additions and remodels as well as generator installs, wiring and panel upgrades, and a variety of other jobs. We take pride in our quality of work and our commitment to outstanding results. We are committed to providing a personalized service for each individual project we take on. We look forward to building strong, long-term relationships with our clients and guarantee your satisfaction.
"Easiest company I've yet to ever have work on a project. They showed up on time, all their employees were knowledgable, and their quality of work was amazing. I would highly recommend them for your next project. Their expertise and ability to bring my ideas to light allowed me to focus on other tasks and not have to worry if they were doing the job right. The final outcome was great. "
Justyn S on April 2025
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Fairly priced...great communication. Work was completed in a timely manner. Highly recommended."
charles b on March 2008
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Fairly priced...great communication. Work was completed in a timely manner. Highly recommended."
charles b on March 2008
O'Brien Electrical Contracting LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.
"Joe was super fast to reply and did great work. Would absolutely hire again for future work."
Jacob C on April 2025
O'Brien Electrical Contracting LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.
"Joe was super fast to reply and did great work. Would absolutely hire again for future work."
Jacob C on April 2025
Before hiring an electrician to work on a project in your home, verify their licensing, qualifications, and insurance. Check their official website, read customer reviews, and confirm their credentials with your local labor department. Ensure they hold liability insurance and have strong references. This thorough verification helps you receive reliable service and protects your home.
By bundling multiple electrical tasks, you can reduce overall costs by minimizing repeat service fees and consolidating labor charges into a single visit. By scheduling several repairs at once—like outlet replacements, light switch installations, and light fixture installations—you eliminate extra call-out costs and gain efficiency, securing better pricing without sacrificing quality.
Unless you're a licensed electrician, it's not safe to perform electrical work yourself. Handling electrical tasks without proper expertise poses serious risks like electric shock, fires, and structural damage. Professional electricians use specialized tools and follow strict codes to ensure the work is done safely and correctly, protecting your home and well-being.