We are currently located in Nanyuki. Call us today at 0710397189
Open Hours: Mon - Sat: 8 am - 5 pm, Sunday: CLOSED

NJOSA Electrical Contractors

New Construction & Remodeling
Commercial Electrical Services
Residential Electrical Services

Join thousands of satisfied clients

Upfront pricing
Licensed electricians
Available on your schedule

Our home electrical service:

Installations & Upgrades
Diagnostic & Repairs
System Maintenance

NJOSA: The Local Electricians You Can Trust


When it comes to installing new outlets, electrical panels, or performing any household wiring project, it's always best to call the professionals. NJOSA specializes in electrical installations in your home or business, 24/7.

Lighting Services

Enhance your home inside and out with specialty lighting, holiday lighting, and landscape lighting from NJOSA. Increase the security of your home or business by adding exterior lights with wireless lighting controls.

Electrical Safety

Keep your home and family safe by preventing an electrical fire. Preventive measures such as childproof outlets are simple ways to ensure your peace of mind. Your local electricians at NJOSA are available 24/7, even on nights, weekends, and holidays.

We offer Prime Electrical Services

Electrical Repair and Maintenance

Electrical Repair and Maintenance

There’s no residential electrical job that’s too big or too small. Our team of expert licensed, professional electricians have years of experience to handle any of your home electrical services and repairs.
Backup Generators Installation

Backup Generators Installation

Having a backup generator in your home is a necessity. If you opt for a standby generator, it’s imperative a licensed and qualified electrician installs it since it will be wired into the home’s electrical system.
Indoor Lighting

Indoor Lighting

At Njosa, we take great pride in helping you with all your indoor lighting needs. From standard indoor lighting to home entertainment lighting, we will always provide you with services you can rely on at a reasonable price.
Outdoor Lighting

Outdoor Lighting

Outdoor lighting can help set the tone for your whole-home aesthetic. It can make what matters most to you a more secure living environment. NJOSA electricians have the experience needed to satisfy your every need.
Voice and Data Cabling

Voice and Data Cabling

Our technicians have the expertise that it takes to get the job done right the first time. Our skilled technicians can advise you on the best layout for your data connection points throughout your facility to meet today’s needs while planning for future expansion requirements.
Underground Cabling

Underground Cabling

At NJOSA, underground construction is so much more than buried power lines. We have extensive experience in working with roadway lighting for both private and state municipalities, traffic signalization, area lighting, and lighting for private development projects.
Electrical Fence Installation

Electrical Fence Installation

With over 5 years of local experience, NJOSA offers expert advice when it comes to security and electric fences. We help you decide on the most effective and appropriate fencing solution to deter threats and protect your site.
Home Safety Inspections

Home Safety Inspections

The professionals at NJOSA offer electrical safety inspections as part of every service call, at no additional cost to you. Don’t wait – contact us today and ensure the safety of your home and family with an electrical home inspection.

Great reasons to use NJOSA Electricians:

Insured Electricians
Free In-Home Quotes
Licensed Experts
Workmanship & Parts Guaranteed
Upfront, Flat Rate Pricing
Courteous & Uniformed
Scheduled Appointment
Special Offers