Insights

Global expansion Company has a history of expanding operations internationally, including a notable move to Birmingham, UK, with a plan that implies broadening geographic reach and potential new market opportunities in Europe. This suggests readiness for partnerships or channel sales with European aerospace suppliers, OEMs, and maintenance networks.

Lifecycle services SII offers end-to-end aircraft lifecycle services from part replacement to storage, return-to-flight, and end-of-life dismantling, indicating cross-selling potential across maintenance, repair, overhaul (MRO), parts resupply, and decommissioning services to existing airline and fleet customers.

FAA Part 145 As a FAA Part 145 Repair Station and parts reseller, the company has credentials trusted by aviation operators for safety-critical parts and services, suggesting opportunities to position SII as a preferred safety-first supplier for OEMs, airlines, and maintenance providers seeking compliant partners.

Moderate scale With 11-50 employees and a revenue range of 1M–10M, SII appears to be a mid-market player with potential for scalable partnerships, asset-light service models, and targeted collaboration on niche aerospace components or maintenance programs.

Digital readiness Use of established tech stack including Cloudflare, Microsoft 365, and ASP.NET indicates a modern IT backbone suitable for integration with customer ERP/MMS systems, enabling efficient quoting, order management, and remote support collaborations for enterprise buyers.

Similar companies to Stewart Industries International, LLC

Stewart Industries International, LLC Tech Stack

Stewart Industries International, LLC uses 8 technology products and services including Cloudflare, Cloudflare DNS, Microsoft 365, and more. Explore Stewart Industries International, LLC's tech stack below.

  • Cloudflare
    Content Management System
  • Cloudflare DNS
    Domain Name Services
  • Microsoft 365
    Email
  • Font Awesome
    Font Scripts
  • Windows Server
    Operating Systems
  • HSTS
    Security
  • X-Content-Type-Options
    Web & Portal Technology
  • Microsoft ASP.NET
    Web Frameworks

Stewart Industries International, LLC's Email Address Formats

Stewart Industries International, LLC uses at least 1 format(s):
Stewart Industries International, LLC Email FormatsExamplePercentage
First.Last@siiair.comJohn.Doe@siiair.com
55%
First@siiair.comJohn@siiair.com
36%
FLast@siiair.comJDoe@siiair.com
9%

Frequently Asked Questions

Where is Stewart Industries International, LLC's headquarters located?

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Stewart Industries International, LLC's main headquarters is located at 120 North Highway 74 Guthrie, Oklahoma 73044 United States. The company has employees across 1 continents, including North America.

What is Stewart Industries International, LLC's official website and social media links?

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Stewart Industries International, LLC's official website is siiair.com and has social profiles on LinkedIn.

What is Stewart Industries International, LLC's SIC code NAICS code?

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Stewart Industries International, LLC's SIC code is 3728 - Aircraft Parts and Auxiliary Equipment, Not Elsewhere Classified NAICS code is 3364 - Aerospace Product and Parts Manufacturing.

How many employees does Stewart Industries International, LLC have currently?

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As of May 2026, Stewart Industries International, LLC has approximately 19 employees across 1 continents, including North America. Key team members include Ceo: K. S.President / Coo: D. M.Vice President, Marketing: W. E.. Explore Stewart Industries International, LLC's employee directory with LeadIQ.

What industry does Stewart Industries International, LLC belong to?

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Stewart Industries International, LLC operates in the Aviation and Aerospace Component Manufacturing industry.

What technology does Stewart Industries International, LLC use?

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Stewart Industries International, LLC's tech stack includes CloudflareCloudflare DNSMicrosoft 365Font AwesomeWindows ServerHSTSX-Content-Type-OptionsMicrosoft ASP.NET.

What is Stewart Industries International, LLC's email format?

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Stewart Industries International, LLC's email format typically follows the pattern of First.Last@siiair.com. Find more Stewart Industries International, LLC email formats with LeadIQ.

When was Stewart Industries International, LLC founded?

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Stewart Industries International, LLC was founded in 1995.
Stewart Industries International, LLC logo

Stewart Industries International, LLC

Aviation and Aerospace Component ManufacturingOklahoma, United States11-50 Employees

Stewart Industries International, LLC operates in the aviation and aerospace component manufacturing sector, supplying replacement parts and delivering maintenance and overhaul services to keep aircraft in service. It functions as a parts reseller and holds FAA Part 145 Repair Station certification, reflecting a clear emphasis on flight safety across its activities. The company’s offerings span the full lifecycle of an aircraft, from component replacement and active storage to safe return to flight and, later, end-of-life dismantling and disposal. Through these services, Stewart Industries supports customers in maintaining fleet availability and operational safety.

Based in Guthrie, Oklahoma, the company employs a relatively small to mid-sized workforce focused on the aviation sector. In 2018, it expanded its operations to Birmingham, United Kingdom, broadening its international footprint and resulting in at least 200 new jobs. More information is available at siiair.com.

Section iconCompany Overview

Headquarters
120 North Highway 74 Guthrie, Oklahoma 73044 United States
Website
siiair.com
SIC Code
3728 - Aircraft Parts and Auxiliary Equipment, Not Elsewhere Classified
NAICS Code
3364 - Aerospace Product and Parts Manufacturing
Founded
1995
Employees
11-50

Section iconFunding & Financials

  • $1M$10M

    Stewart Industries International, LLC's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    Stewart Industries International, LLC's revenue is estimated to be in the range of $1M$10M

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