Insights

Strong residential demand NSI serves residential, industrial, and commercial markets with electrical services, including design/build. Their 35-year track record and emphasis on problem solving for people indicate opportunities to upsell new home additions, remodeling, and multi-unit residential projects in the Milwaukee area.

Commercial and industrial focus The company handles electrical design/build for larger clients, including multinational corporations. This suggests sales potential in turnkey electrical projects, ongoing maintenance contracts, and energy-efficient retrofit initiatives for commercial and industrial facilities in Wisconsin.

Emergency service leverage With 24-hour emergency electrical service as a value proposition, there is potential to secure service-level agreements and rapid-response contracts with property managers, facilities teams, and municipal clients seeking reliable, around-the-clock support.

Local trust network Longstanding relationships with general contractors, developers, architects, engineers, and inspectors position NSI to pursue referral partnerships, subcontracting opportunities, and co-bid opportunities on upcoming large-scale builds in the Milwaukee metro area.

Financial scale signals opportunity Revenue range of 25M to 50M and a lean employee base imply room to expand through strategic pricing for larger projects, energy management solutions, and recurring maintenance services as client portfolios grow within their current market.

NSI Electrical Contractors Tech Stack

NSI Electrical Contractors uses 8 technology products and services including Cloudflare CDN, MySQL, Swiper, and more. Explore NSI Electrical Contractors's tech stack below.

  • Cloudflare CDN
    Content Delivery Network
  • MySQL
    Database
  • Swiper
    Javascript Libraries
  • jQuery UI
    Javascript Libraries
  • Select2
    Javascript Libraries
  • reCAPTCHA
    Security
  • HTTP/3
    Web & Portal Technology
  • RankMath SEO
    Web Platform Extensions

NSI Electrical Contractors's Email Address Formats

NSI Electrical Contractors uses at least 1 format(s):
NSI Electrical Contractors Email FormatsExamplePercentage
First@nsielectric.comJohn@nsielectric.com
81%
Last@nsielectric.comDoe@nsielectric.com
9%
FirstL@nsielectric.comJohnD@nsielectric.com
5%
FLast@nsielectric.comJDoe@nsielectric.com
5%

Frequently Asked Questions

What is NSI Electrical Contractors's phone number?

Minus sign iconPlus sign icon
You can contact NSI Electrical Contractors's main corporate office by phone at . 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?

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

How much revenue does NSI Electrical Contractors generate?

Minus sign iconPlus sign icon
As of August 2026, NSI Electrical Contractors's annual revenue is estimated to be $25M - $50M.

What is NSI Electrical Contractors's SIC code NAICS code?

Minus sign iconPlus sign icon
NSI Electrical Contractors's SIC code is 1711 - Plumbing, Heating and Air-Conditioning NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does NSI Electrical Contractors have currently?

Minus sign iconPlus sign icon
As of August 2026, NSI Electrical Contractors has approximately 32 employees across 1 continents, including North America. Key team members include Owner: A. K.Journeyman Electrician: M. S.Accounting Assistant: A. O.. Explore NSI Electrical Contractors's employee directory with LeadIQ.

What industry does NSI Electrical Contractors belong to?

Minus sign iconPlus sign icon
NSI Electrical Contractors operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does NSI Electrical Contractors use?

Minus sign iconPlus sign icon
NSI Electrical Contractors's tech stack includes Cloudflare CDNMySQLSwiperjQuery UISelect2reCAPTCHAHTTP/3RankMath SEO.

What is NSI Electrical Contractors's email format?

Minus sign iconPlus sign icon
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?

Minus sign iconPlus sign icon
NSI Electrical Contractors was founded in 1983.
NSI Electrical Contractors logo

NSI Electrical Contractors

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

NSI Electrical Contractors operates as a Milwaukee-area electrical contractor delivering residential, commercial, and industrial electrical services, including repair work, installations, and design/build projects. The firm emphasizes a people-centered approach, listening to clients to tailor solutions to their specific needs rather than a one-size-fits-all method. With about 35 years in operation, it has developed longstanding relationships with general contractors, developers, architects, engineers, municipal inspectors, and other builders, supporting project coordination and compliance. The company offers prompt on-site service and, when needed, around-the-clock emergency electrical support to address Wisconsin-based client needs. Based in New Berlin, Wisconsin, the firm serves homeowners pursuing additions as well as larger-scale design/build engagements for corporate clients, including multinational firms. In this capacity, it positions itself as a reliable electrical partner across residential, commercial, and industrial sectors, integrating with construction teams and regulatory authorities to ensure project delivery.

Section iconCompany Overview

Phone number
SIC Code
1711 - Plumbing, Heating and Air-Conditioning
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
1983
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    NSI Electrical Contractors's revenue is estimated to be in the range of $25M - $50M

Section iconFunding & Financials

  • $25M - $50M

    NSI Electrical Contractors's revenue is estimated to be in the range of $25M - $50M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.