Insights

Integrated manufacturing Signature 4 positions itself as a one-stop partner that handles design, engineering, fabrication, and finishing under one roof. This presents an opportunity to engage potential clients seeking streamlined supply chains and reduced vendor fragmentation.

Scaled production With experience serving startups to Fortune 500 companies and a focus on consistency at scale, there is a clear sales angle to target brands nearing growth phases or requiring reliable ramp-up capabilities for high-volume components.

Diverse capabilities Capabilities span metal and plastic fabrication, die casting, molding, forming, CNC, assemblies, and decorative finishes. This breadth allows cross-sell across multiple parts of a customer’s product lifecycle, from prototyping to final production.

Brand-focused output Emphasis on brand-sensitive components and finishes aligns with OEMs and appliance or specialty vehicle makers prioritizing appearance and durability. Opportunities exist in customers seeking premium cosmetic quality alongside functional performance.

Regional to national reach Coldwater, Ohio roots with local and national servicing capability offer a compelling value proposition for regional manufacturers while enabling scalable national partnerships, ideal for reps targeting growth within the Midwest and beyond.

Similar companies to Signature 4

Signature 4 Tech Stack

Signature 4 uses 8 technology products and services including Google Ads, Meta Ads Manager, Microsoft Advertising, and more. Explore Signature 4's tech stack below.

Signature 4's Email Address Formats

Signature 4 uses at least 3 email formats:
Signature 4 Email FormatsExamplePercentage
FirstL@signature4.comJohnD@signature4.com
92%
First@signature4.comJohn@signature4.com
4%
LFirst@signature4.comDJohn@signature4.com
4%

Frequently Asked Questions

What is Signature 4's phone number?

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You can contact Signature 4'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 Signature 4's official website and social media links?

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Signature 4's official website is signature4.com and has social profiles on LinkedIn.

How much revenue does Signature 4 generate?

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As of August 2026, Signature 4's annual revenue is estimated to be $10M - $25M.

What is Signature 4's NAICS code?

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Signature 4's NAICS code is 31-33 - Manufacturing.

How many employees does Signature 4 have currently?

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As of August 2026, Signature 4 has approximately 33 employees across 3 continents, including North America, Asia and Europe. Key team members include Managing Director: E. M., Operations Manager: L. L. and Web Developer: V. J. L. Explore Signature 4's employee directory with LeadIQ.

What industry does Signature 4 belong to?

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Signature 4 operates in the Manufacturing industry.

What technology does Signature 4 use?

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Signature 4's tech stack includes Google Ads, Meta Ads Manager, Microsoft Advertising, Amazon Web Services, Squarespace, Shopify, Mailgun and Microsoft 365.

What is Signature 4's email format?

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Signature 4's email format typically follows the pattern of FirstL@signature4.com. Find more Signature 4 email formats with LeadIQ.

When was Signature 4 founded?

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Signature 4 was founded in 2000.
Signature 4 logo

Signature 4

ManufacturingOhio, United States11-50 Employees

Signature 4 is a custom manufacturing partner based in Coldwater, Ohio. Since 2000, it has integrated design, engineering, manufacturing, and decorative finishing under one roof to help clients bring complex, high-quality products to life. The company supports projects from early concept through full production, delivering brand-sensitive components and assemblies that meet demanding quality, consistency, and timing requirements.

Signature 4 serves a range of industries, including appliances, specialty vehicles, industrial equipment, commercial products, and OEM manufacturing, with customers ranging from startups validating new products to Fortune 500 companies scaling production. Its capabilities span multiple fabrication and finishing disciplines, supported by disciplined processes that connect design, engineering, and finish to the final product.

Section iconCompany Overview

Phone number
NAICS Code
31-33 - Manufacturing
Founded
2000
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    Signature 4's revenue is estimated to be in the range of $10M - $25M

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