Insights

Specialized Engineering Custom Systems Integration (CSI) specializes in full-service measurement, stimulation, and test systems for both commercial and military applications, indicating an opportunity to tailor solutions for clients requiring complex engineering services.

Mid-Market Potential With revenue estimates between 10 and 25 million dollars and a relatively small team of 11 to 50 employees, CSI presents growth opportunities by expanding client base and increasing project scope within the niche electrical and electronics manufacturing sector.

Technology Integration Using a modern tech stack including MySQL, Nginx, and HTTP/3 suggests CSI is leveraging up-to-date infrastructure, which can appeal to clients seeking reliable and innovative testing and measurement solutions.

Market Expansion Positioned alongside major industry players with large-scale operations, CSI can leverage its strengths to attract clients from large organizations looking for specialized, employee-owned engineering firms capable of handling diverse projects.

Potential for Funding Although current funding details are not specified, the company's growth segment and niche positioning create avenues for investment or partnership opportunities to accelerate market penetration and technological development.

Custom Systems Integration, Inc. (CSI) Tech Stack

Custom Systems Integration, Inc. (CSI) uses 8 technology products and services including Amazon Web Services, Google Fonts API, jQuery Migrate, and more. Explore Custom Systems Integration, Inc. (CSI)'s tech stack below.

  • Amazon Web Services
    Cloud Hosting
  • Google Fonts API
    Font Scripts
  • jQuery Migrate
    Javascript Libraries
  • Modernizr
    Javascript Libraries
  • jQuery Mobile
    Mobile Frameworks
  • All in One SEO
    Search Engines
  • X-Content-Type-Options
    Web & Portal Technology
  • Microsoft IIS
    Web Servers

Media & News

Custom Systems Integration, Inc. (CSI)'s Email Address Formats

Custom Systems Integration, Inc. (CSI) uses at least 1 format(s):
Custom Systems Integration, Inc. (CSI) Email FormatsExamplePercentage
First.Last@customsi.comJohn.Doe@customsi.com
77%
FLast@customsi.comJDoe@customsi.com
13%
First@customsi.comJohn@customsi.com
7%
FirstLast@customsi.comJohnDoe@customsi.com
3%

Frequently Asked Questions

Where is Custom Systems Integration, Inc. (CSI)'s headquarters located?

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Custom Systems Integration, Inc. (CSI)'s main headquarters is located at 1020 Perimeter Road West Bldg. 1 Endicott, New York 13760 United States. The company has employees across 2 continents, including North AmericaAfrica.

What is Custom Systems Integration, Inc. (CSI)'s phone number?

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You can contact Custom Systems Integration, Inc. (CSI)'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 Custom Systems Integration, Inc. (CSI)'s official website and social media links?

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Custom Systems Integration, Inc. (CSI)'s official website is customsi.com and has social profiles on LinkedIn.

How much revenue does Custom Systems Integration, Inc. (CSI) generate?

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As of February 2026, Custom Systems Integration, Inc. (CSI)'s annual revenue is estimated to be $12M.

What is Custom Systems Integration, Inc. (CSI)'s SIC code NAICS code?

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Custom Systems Integration, Inc. (CSI)'s SIC code is 8711 - Engineering Services NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does Custom Systems Integration, Inc. (CSI) have currently?

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As of February 2026, Custom Systems Integration, Inc. (CSI) has approximately 27 employees across 2 continents, including North AmericaAfrica. Key team members include Gm/Owner: D. J.Owner: E. H.Owner: G. H.. Explore Custom Systems Integration, Inc. (CSI)'s employee directory with LeadIQ.

What industry does Custom Systems Integration, Inc. (CSI) belong to?

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Custom Systems Integration, Inc. (CSI) operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does Custom Systems Integration, Inc. (CSI) use?

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Custom Systems Integration, Inc. (CSI)'s tech stack includes Amazon Web ServicesGoogle Fonts APIjQuery MigrateModernizrjQuery MobileAll in One SEOX-Content-Type-OptionsMicrosoft IIS.

What is Custom Systems Integration, Inc. (CSI)'s email format?

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Custom Systems Integration, Inc. (CSI)'s email format typically follows the pattern of First.Last@customsi.com. Find more Custom Systems Integration, Inc. (CSI) email formats with LeadIQ.

When was Custom Systems Integration, Inc. (CSI) founded?

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Custom Systems Integration, Inc. (CSI) was founded in 2001.

Custom Systems Integration, Inc. (CSI)

Appliances, Electrical, and Electronics ManufacturingNew York, United States11-50 Employees

Custom Systems Integration Inc. (CSI) is the largest employee owned Custom Engineering and Manufacturing Services and Systems Integration company in the United States.
CSI is your full service provider for measurement, stimulation and test systems. Whether your application is commercial or military, CSI can help you with your next project, regardless of the size.

Section iconCompany Overview

Headquarters
1020 Perimeter Road West Bldg. 1 Endicott, New York 13760 United States
Phone number
SIC Code
8711 - Engineering Services
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
2001
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $25M$50M

    Custom Systems Integration, Inc. (CSI)'s revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Custom Systems Integration, Inc. (CSI)'s revenue is estimated to be in the range of $25M$50M

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