Knebel Windows

Window and Door Installation Servicesknebelwindows.com

Knebel Windows is a privately-held, Iowa City-based dealer and installer of windows, doors, porch enclosures, and commercial storefronts, serving residential and light-commercial customers in its regional market since 1980.

Company typePrivate
Founded1980
HeadquartersIowa City, United States
Headcount11–50
GTM typeB2B and B2C
OfferingServices

What Knebel Windows does

Knebel Windows is a privately-held, for-profit building products retailer and installer headquartered in Iowa City, Iowa. Founded in 1980, the company sells and installs windows, doors, porch enclosures, and commercial storefronts, serving what appears to be a regional mix of residential homeowners and light-commercial customers in the Iowa City market. With a headcount of 11–50, the company operates at a small-to-mid scale typical of long-standing local fenestration dealers.

The company's product offering is a conventional portfolio of branded fenestration and door products paired with installation services; the source material does not disclose specific manufacturer partnerships, proprietary product lines, certification credentials, or technical specifications. There is no indication of in-house manufacturing, proprietary glass or frame technology, or any software/technology platform underpinning the business. Operating geographies, marketing channels, distribution channels, and digital channels are not disclosed beyond the corporate website at knebelwindows.com.

Revenue mechanics are not detailed in the input, but are consistent with a project-based dealer-installer model: margin on product sales plus labor revenue from installation work, with pricing set per project. The source material returned largely empty or loading-page content, so management team, ownership structure, financials, certifications, partnerships, and strategic actions cannot be substantiated from the data provided.

Knebel Windows firmographics

Firmographics

Name: Knebel Windows
Website: https://knebelwindows.com
Company type: Private
Founded year: 1980
Headcount range: 11–50 employees
Short description: Knebel Windows is a privately-held, Iowa City-based dealer and installer of windows, doors, porch enclosures, and commercial storefronts, serving residential and light-commercial customers in its regional market since 1980.
Ownership category
akta.pro rank

Knebel Windows industry classification

Industry

Product category: Window and Door Installation Services
NAICS: Home Centers (444110)
SIC: Retail-Lumber & Other Building Materials Dealers (5211)
akta.pro primary industry: Doors, Windows & Millwork Retail (Interior/Exterior Doors, Windows, Moulding) (CRAIAEAI)
akta.pro secondary industry: Custom Window & Door Fabrication & Replacement (HSAPAJAI)

Keywords

Window installation
Door replacement
Porch enclosures
Commercial storefronts
Home improvement

Where Knebel Windows is headquartered

Location

Headquarters

HQ city: Iowa City
HQ country: United States
HQ region: North America

Markets served

Knebel Windows business model

Business model

GTM type: B2B and B2C
Offering type: Services
Cost components: Personnel, Supply Chain, Operations, Marketing or Sales

Knebel Windows product offering

Product offering

Core offering

Knebel Windows sells and installs windows, doors, porch enclosures, and commercial storefronts for residential and commercial customers. The company operates as a local dealer and installer rather than a manufacturer, sourcing products and providing on-site installation services primarily in the Iowa City, Iowa market.

Differentiator

Problem solved

Functional benefit

Products and services

Windows Residential and commercial window products supplied and installed for homeowners and property owners in the Iowa City area.
Doors Exterior and interior door products supplied and installed for residential and commercial customers.
Porch Enclosures Porch enclosure products supplied and installed for residential customers wanting to convert or enclose porches.
Commercial Storefronts Commercial storefront systems supplied and installed for small and mid-sized commercial properties.

Companies that use Knebel Windows

Customer profile

Ideal customer profiles2 records

Knebel Windows technology and API

Technology

Technology focussed No

API detail

Has API: No
API docs
API detail

Core technology

AI maturity

App detail

Knebel Windows competitors and assessment

Company assessment

Broad incumbents

Marvin Windows and Doors: Premium manufacturer of windows and doors sold through an independent dealer network. Comparable product offering and dealer-distribution model to Knebel.
JELD-WEN: Global manufacturer of windows, doors, and millwork products sold through retail and dealer channels. Comparable core products but operates at manufacturing scale across multiple categories.
Andersen Windows & Doors: National manufacturer of windows and doors with a Renewal by Andersen replacement franchise. Comparable core product (windows/doors) but operates at national scale with proprietary product lines.
Lowe's: National home-improvement retailer offering windows, doors, and installation services. Comparable retail channel with overlapping product lines and DIY/contractor customer base.
Pella Corporation: Iowa-based manufacturer and retailer of windows and doors with both branded showrooms and a dealer network. Directly comparable product categories and overlapping Iowa footprint make it a broad incumbent peer.
Home Depot (Building Materials / Windows & Doors): National home-improvement retailer carrying a wide assortment of windows, doors, and millwork. Represents the broader retail channel Knebel competes against for DIY and contractor customers.

Emerging players

Larson Doors: Manufacturer of storm doors, porch enclosures, and screen doors sold through retail and dealer channels. Comparable overlap with Knebel's porch enclosure and door product categories.

Direct peers

Champion Window: Direct-to-consumer manufacturer and installer of replacement windows, doors, and sunrooms. Closely comparable in product mix (windows, doors, porch enclosures) and go-to-market.
Window World: National window and door replacement franchise with local owner-operators. Closely aligned with Knebel's replacement-focused windows/doors business model.

Regional players

Feldco: Midwest-based windows, doors, and siding replacement company serving Illinois, Iowa, Wisconsin, Indiana, and Missouri. Comparable product mix and regional overlap with Knebel's Iowa City market.

Market position

Strengths3 records

Weaknesses3 records

Competitive moat2 records

Key risks4 records

Key highlights3 records

Customer concentration

Knebel Windows financial estimates

Financial estimate

Revenue estimate

Valuation estimate

Knebel Windows leadership team

Management profile

Number of profiles

Knebel Windows funding detail

Funding detail

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

Knebel Windows M&A and investment

M&A and investment

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Knebel Windows

What does Knebel Windows do?

When was Knebel Windows founded?

Knebel Windows was founded in 1980. It employs 11 to 50 people.

Where is Knebel Windows based?

Knebel Windows is headquartered in Iowa City, United States, in the North America region.

Who are Knebel Windows's main competitors?

Broad incumbents on record are Marvin Windows and Doors, JELD-WEN, Andersen Windows & Doors, Lowe's, Pella Corporation and Home Depot (Building Materials / Windows & Doors). Larson Doors is listed as an emerging player. Direct peers are Champion Window and Window World. Feldco is listed as a regional player.

Does Knebel Windows have an API?

No public API is recorded for Knebel Windows.

What industry is Knebel Windows in?

Knebel Windows's product category is Window and Door Installation Services. Its primary akta.pro industry code is CRAIAEAI, Doors, Windows & Millwork Retail (Interior/Exterior Doors, Windows, Moulding), with a secondary code of HSAPAJAI, Custom Window & Door Fabrication & Replacement. Its NAICS code is 444110 and its SIC code is 5211.