Insights

Market Leadership As a division of AptarGroup, Aptar-Mukwonago holds a significant position in the plastic dispensing closures market, serving major global brands like Procter & Gamble, Unilever, and Heinz, indicating strong opportunities to support large-scale, innovative packaging solutions.

Growth Potential With annual shipments of over 4.3 billion closures and a revenue range of 10 to 25 million dollars, the company demonstrates robust manufacturing capacity and consistent demand, suggesting potential for expanding supplier relationships or offering efficiency-enhancing technologies.

Industry Focus Specializing in convenience-based plastic dispensing closures for personal care, household, and food/beverage markets, the company has a targeted customer base that values innovative and reliable packaging, opening avenues for customized product development or sustainability enhancements.

Technology Presence Utilizing digital tools such as Baidu Analytics and Cloudflare services, Aptar-Mukwonago is open to modern digital engagement and e-commerce strategies, presenting opportunities for digital marketing, online sales channels, or data-driven inventory solutions.

Operational Scale Operating a 24/7 manufacturing facility with over 200 employees across two locations, the company offers prospects for supply chain optimization, logistics services, and manufacturing technology upgrades to improve efficiency and reduce costs.

Aptar formerly Seaquist Closures Tech Stack

Aptar formerly Seaquist Closures uses 5 technology products and services including Baidu Analytics, Cloudflare CDN, Cloudflare, and more. Explore Aptar formerly Seaquist Closures's tech stack below.

  • Baidu Analytics
    Analytics
  • Cloudflare CDN
    Content Delivery Network
  • Cloudflare
    Content Management System
  • jQuery
    Javascript Libraries
  • HTTP/3
    Web & Portal Technology

Media & News

Aptar formerly Seaquist Closures's Email Address Formats

Aptar formerly Seaquist Closures uses at least 1 format(s):
Aptar formerly Seaquist Closures Email FormatsExamplePercentage
First.Last@seaquistclosures.comJohn.Doe@seaquistclosures.com
48%
FirstMiddle.Last@seaquistclosures.comJohnMichael.Doe@seaquistclosures.com
2%
First.Last@seaquistclosures.comJohn.Doe@seaquistclosures.com
48%
FirstMiddle.Last@seaquistclosures.comJohnMichael.Doe@seaquistclosures.com
2%

Frequently Asked Questions

Where is Aptar formerly Seaquist Closures's headquarters located?

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Aptar formerly Seaquist Closures's main headquarters is located at 711 Fox Street Mukwonago, Wisconsin 53149 United States. The company has employees across 4 continents, including North AmericaEuropeAsia.

What is Aptar formerly Seaquist Closures's phone number?

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You can contact Aptar formerly Seaquist Closures'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 Aptar formerly Seaquist Closures's official website and social media links?

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Aptar formerly Seaquist Closures's official website is seaquistclosures.com and has social profiles on LinkedIn.

What is Aptar formerly Seaquist Closures's SIC code NAICS code?

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Aptar formerly Seaquist Closures's SIC code is 7389 - Business Services, Not Elsewhere Classified NAICS code is 3261 - Plastics Product Manufacturing.

How many employees does Aptar formerly Seaquist Closures have currently?

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As of December 2025, Aptar formerly Seaquist Closures has approximately 55 employees across 4 continents, including North AmericaEuropeAsia. Key team members include Owner: C. S.Director Of Sales, Aptar Closures Na: G. W.Key Account Sales Manager: L. G.. Explore Aptar formerly Seaquist Closures's employee directory with LeadIQ.

What industry does Aptar formerly Seaquist Closures belong to?

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Aptar formerly Seaquist Closures operates in the Plastics Manufacturing industry.

What technology does Aptar formerly Seaquist Closures use?

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Aptar formerly Seaquist Closures's tech stack includes Baidu AnalyticsCloudflare CDNCloudflarejQueryHTTP/3.

What is Aptar formerly Seaquist Closures's email format?

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Aptar formerly Seaquist Closures's email format typically follows the pattern of First.Last@seaquistclosures.com. Find more Aptar formerly Seaquist Closures email formats with LeadIQ.

Aptar formerly Seaquist Closures

Plastics ManufacturingWisconsin, United States51-200 Employees

Aptar-Mukwonago is a leader in the design and manufacture of convenience based plastic dispensing closures for the personal care, household and food/beverage markets. As a division of AptarGroup, a leading global supplier of a broad range of innovative dispensing systems for the consumer products industry, our customers include Procter & Gamble, Unilever, Heinz and many of the largest consumers packaged goods marketers. With over 600 employees are our Mukwonago, WI and Libertyville, IL locations, running a 24/7 operation we shipped 4.3 billion closures each year. Our global company offers competitive compensation and benefit plans. Please contact us about our open internships, co-ops and full-time positions.

Section iconCompany Overview

Headquarters
711 Fox Street Mukwonago, Wisconsin 53149 United States
Phone number
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
3261 - Plastics Product Manufacturing
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $10M$25M

    Aptar formerly Seaquist Closures's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Aptar formerly Seaquist Closures's revenue is estimated to be in the range of $10M$25M

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