Insights

Established Market Presence Feldco has a long-standing history in the Midwest since 1976, indicating strong regional brand recognition and customer loyalty, which can be leveraged for upselling new products or expanding service offerings.

Award-Winning Reputation Consistently recognized as a Top Workplace and the No. 1 Window and Door Company in America, Feldco's reputation for quality and employee engagement suggests a high level of trust and satisfaction, facilitating referrals and new customer acquisition.

Focused Product Portfolio Specializing in energy-efficient vinyl windows, siding, doors, and roofing, Feldco presents opportunities to introduce complementary home improvement solutions such as smart home integrations, insulation upgrades, or premium exterior products.

Financial Stability With a revenue range of 100M to 250M and a sizable workforce, Feldco has the capacity for large-scale projects and investments, creating opportunities for partnerships, bulk procurement, and long-term service contracts.

Regional Expansion Potential Given Feldco's dominant presence in the Midwest and recent recognitions, there is scope to support expansion efforts through targeted marketing, distribution partnerships, or innovative financing options tailored to local markets.

Feldco Tech Stack

Feldco uses 8 technology products and services including Reddit Ads, Microsoft Advertising, Microsoft Clarity, and more. Explore Feldco's tech stack below.

  • Reddit Ads
    Advertising
  • Microsoft Advertising
    Advertising
  • Microsoft Clarity
    Analytics
  • MySQL
    Database
  • StackAdapt
    Demand Side Platforms
  • WP Engine
    Platform As A Service
  • FlyingPress
    Web Platform Extensions
  • Apache
    Web Servers

Media & News

Feldco's Email Address Formats

Feldco uses at least 1 format(s):
Feldco Email FormatsExamplePercentage
FirstL@4feldco.comJohnD@4feldco.com
84%
First.Last@4feldco.comJohn.Doe@4feldco.com
11%
FLast@4feldco.comJDoe@4feldco.com
4%
FirstLast@4feldco.comJohnDoe@4feldco.com
1%

Frequently Asked Questions

What is Feldco's phone number?

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

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Feldco's official website is 4feldco.com and has social profiles on LinkedIn.

How much revenue does Feldco generate?

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As of December 2025, Feldco's annual revenue is estimated to be $45M.

What is Feldco's SIC code NAICS code?

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Feldco's SIC code is 1751 - Carpentry Work NAICS code is 23 - Construction.

How many employees does Feldco have currently?

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As of December 2025, Feldco has approximately 221 employees across 4 continents, including North AmericaEuropeAfrica. Key team members include Ceo: K. S.President: R. S.President: K. L.. Explore Feldco's employee directory with LeadIQ.

What industry does Feldco belong to?

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Feldco operates in the Construction industry.

What technology does Feldco use?

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Feldco's tech stack includes Reddit AdsMicrosoft AdvertisingMicrosoft ClarityMySQLStackAdaptWP EngineFlyingPressApache.

What is Feldco's email format?

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

When was Feldco founded?

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Feldco was founded in 1976.

Feldco

ConstructionIllinois, United States201-500 Employees

Feldco Windows, Siding, Doors and Roofing is a family-owned exterior remodeling company that has proudly served the Midwest since 1976. Feldco specializes in custom vinyl windows designed for energy efficiency and curb appeal, high-performance vinyl siding, durable entry, storm, and patio doors, and reliable residential roofing solutions. With expert installation and flexible financing options, Feldco is dedicated to making home improvement projects simple and stress-free for homeowners across the region.

In addition to vinyl siding, Feldco also offers LP SmartSide engineered wood siding through a professional contractor in the Chicago area, providing homeowners with more choices for durable, attractive, and energy-efficient exteriors.

Section iconCompany Overview

Phone number
SIC Code
1751 - Carpentry Work
NAICS Code
23 - Construction
Founded
1976
Employees
201-500

Section iconFunding & Financials

  • $100M$250M

    Feldco's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    Feldco's revenue is estimated to be in the range of $100M$250M

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