Insights

Strong Local Presence NSI Electrical Contractors has a well-established presence in Milwaukee and surrounding areas, with nearly four decades of experience, positioning it as a trusted local partner for residential, industrial, and commercial electrical projects.

Diverse Service Portfolio The company offers a comprehensive range of electrical services, from repairs and installations to complex design/build projects, creating multiple opportunities for cross-selling and expanding service contracts with existing clients.

Rapid Emergency Response With 24-hour emergency electrical services, NSI demonstrates a focus on customer satisfaction and reliability, which can be leveraged to upsell advanced safety and maintenance solutions to clients seeking quick response capabilities.

Tech-Enabled Solutions Utilizing various modern web and communication technologies, NSI is positioned as a tech-savvy contractor, offering opportunities to introduce innovative electrical solutions and smart technologies in future projects.

Growth Potential With revenues between 25 and 50 million dollars and a solid reputation over 35 years, NSI is poised for expansion into larger commercial and industrial markets, making it a promising target for scalable electrical and infrastructure projects.

NSI Electrical Contractors Tech Stack

NSI Electrical Contractors uses 8 technology products and services including Open Graph, oEmbed, jQuery, and more. Explore NSI Electrical Contractors's tech stack below.

Open Graph

Content Management System

oEmbed

Dev Tools

jQuery

Javascript Libraries

Select2

Javascript Libraries

Swiper

Javascript Libraries

Lightbox

Javascript Libraries

reCAPTCHA

Security

ProfilePress

Web Platform Extensions

NSI Electrical Contractors Email Formats	Example	Percentage
First@nsielectric.com	John@nsielectric.com	81%
Last@nsielectric.com	Doe@nsielectric.com	9%
FirstL@nsielectric.com	JohnD@nsielectric.com	5%
FLast@nsielectric.com	JDoe@nsielectric.com	5%

NSI Electrical Contractors Email Formats

Example

Percentage

First@nsielectric.com

John@nsielectric.com

81%

Last@nsielectric.com

Doe@nsielectric.com

FirstL@nsielectric.com

JohnD@nsielectric.com

FLast@nsielectric.com

JDoe@nsielectric.com

Frequently Asked Questions

Where is NSI Electrical Contractors's headquarters located?

NSI Electrical Contractors's main headquarters is located at 16025 West Ryerson Road New Berlin, Wisconsin 53151 United States. The company has employees across 1 continents, including North America.

What is NSI Electrical Contractors's phone number?

You can contact NSI Electrical Contractors's main corporate office by phone at

+1-414-761-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is NSI Electrical Contractors's official website and social media links?

NSI Electrical Contractors's official website is nsielectric.com and has social profiles on LinkedIn.

What is NSI Electrical Contractors's NAICS code?

NSI Electrical Contractors's NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does NSI Electrical Contractors have currently?

As of May 2026, NSI Electrical Contractors has approximately 31 employees across 1 continents, including North America. Key team members include Vice President Estimating/Project Manager: J. L.President: A. B.Owner: A. K.. Explore NSI Electrical Contractors's employee directory with LeadIQ.

What industry does NSI Electrical Contractors belong to?

NSI Electrical Contractors operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does NSI Electrical Contractors use?

NSI Electrical Contractors's tech stack includes Open GraphoEmbedjQuerySelect2SwiperLightboxreCAPTCHAProfilePress.

What is NSI Electrical Contractors's email format?

NSI Electrical Contractors's email format typically follows the pattern of First@nsielectric.com. Find more NSI Electrical Contractors email formats with LeadIQ.

When was NSI Electrical Contractors founded?

NSI Electrical Contractors was founded in 1983.

NSI Electrical Contractors

Q: How many employees does NSI Electrical Contractors have currently?

NSI Electrical Contractors has approximately 31 employees.

Q: What technology does NSI Electrical Contractors use?

NSI Electrical Contractors's tech stack includes Priority Hints, reCAPTCHA, RankMath SEO, X-XSS-Protection, jQuery Migrate.

Q: What is NSI Electrical Contractors's NAICS code?

NSI Electrical Contractors's NAICS code is 335 (Electrical Equipment, Appliance, and Component Manufacturing).

Appliances, Electrical, and Electronics ManufacturingWisconsin, United States11-50 Employees

NSI Electrical Contractors is a Milwaukee electrical contractor offering residential, industrial and commercial electrical services from electrical repair, electrical installation and electrical design/build.

Whether we’re wiring a new home addition or managing an electrical design build project for a multinational corporation, NSI Electrical Contractors understands providing quality electrical service is about problem solving for PEOPLE. We listen to the needs of our clients, and deliver personalized solutions to their unique circumstances.  

For 35 years, NSI Electrical Contractors has maintained excellent working relationships with general contractors, developers, architects, engineers, municipal inspectors and other builders. Residential clients have repeatedly experienced stress-relief and satisfaction from the services of our professional Milwaukee electricians. We solve Wisconsin electrical problems at your convenience, arriving promptly on schedule or providing immediate 24 hour emergency electrical service when you need it most.

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