S3 AeroDefense Overview

  • Year Founded
  • 2005

Year Founded

  • Status
  • Private

  • Employees
  • 145

Employees

  • Latest Deal Type
  • Buyout/​LBO

  • Financing Rounds
  • 1

S3 AeroDefense General Information

Description

Provider of aircraft services intended to support military operators worldwide. The company offers comprehensive aircraft sustainment services, including distribution, repair and overhaul services and program management, enabling military operators to maintain operational readiness and efficiency through quality parts and innovative logistics while maintaining a strong global presence across multiple regions.

Contact Information

Website
www.s3aerodefense.com
Formerly Known As
S3 International
Ownership Status
Privately Held (backing)
Financing Status
Private Equity-Backed
Corporate Office
  • 2101 West Camden Road
  • Milwaukee, WI 53209
  • United States
+1 (414)
Primary Industry
Aerospace and Defense
Corporate Office
  • 2101 West Camden Road
  • Milwaukee, WI 53209
  • United States
+1 (414)

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S3 AeroDefense Valuation & Funding

Deal Type Date Amount Valuation/
EBITDA		 Post-Val Status Debt

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S3 AeroDefense Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Provider of aircraft services intended to support military operators worldwide. The company offers comprehensive aircraf
Aerospace and Defense
Milwaukee, WI
145 As of 2026

Slinfold, United Kingdom
 

Sayers Common, United Kingdom
 
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S3 AeroDefense Competitors (27)

One of S3 AeroDefense’s 27 competitors is A J Walter Aviation, a Formerly PE-Backed company based in Slinfold, United Kingdom.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
A J Walter Aviation Formerly PE-Backed Slinfold, United Kingdom
Avtrade Corporation Sayers Common, United Kingdom
Satair Corporate Backed or Acquired Kastrup, Denmark
Onboard Systems Private Equity-Backed Vancouver, WA
Jet Support Services Private Equity-Backed Chicago, IL
You’re viewing 5 of 27 competitors. Get the full list »

S3 AeroDefense Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

Similarweb Unique Visitors

Majestic Referring Domains

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S3 AeroDefense Investors

Investor Name Investor Type Holding Investor Since Participating Rounds Contact Info

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S3 AeroDefense FAQs

  • When was S3 AeroDefense founded?

    S3 AeroDefense was founded in 2005.

  • Where is S3 AeroDefense headquartered?

    S3 AeroDefense is headquartered in Milwaukee, WI.

  • What is the size of S3 AeroDefense?

    S3 AeroDefense has 145 total employees.

  • What industry is S3 AeroDefense in?

    S3 AeroDefense’s primary industry is Aerospace and Defense.

  • Is S3 AeroDefense a private or public company?

    S3 AeroDefense is a Private company.

  • What is S3 AeroDefense’s current revenue?

    The current revenue for S3 AeroDefense is .

  • Who are S3 AeroDefense’s investors?

    Audax Private Equity has invested in S3 AeroDefense.

  • Who are S3 AeroDefense’s competitors?

    A J Walter Aviation, Avtrade, Satair, Onboard Systems, and Jet Support Services are some of the 27 competitors of S3 AeroDefense.

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