Great Day Improvements
- Company typePrivate
- Founded2004
- HeadquartersTwinsburg, United States
- Headcount1,001–5,000
- GTM typeB2C
- OfferingServices
Great Day Improvements firmographics
Firmographics- Name
- Great Day Improvements
- Legal name
- Great Day Improvements, LLC
- Website
- https://greatdayimprovements.com
- Company type
- Private
- Founded year
- 2004
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Ownership category
- akta.pro rank
Great Day Improvements industry classification
Industry- Product category
- Home Improvement & Remodeling Services
- NAICS
- Residential Remodelers (236118), Roofing Contractors (238160)
- SIC
- Services-Miscellaneous Repair Services (7600)
- akta.pro primary industry
- Whole-Home Interior Renovation (Non-Structural) (HSAPAEAC)
- akta.pro secondary industries
- Whole-Home Exterior Renovation (Envelope & Curb Appeal) (HSAPAEAD), Window Replacement (Residential) (HSAPAJAA), Renovation, Remodeling & Tenant Improvements (General Contracting) (IMAFAAAE)
Keywords
Where Great Day Improvements is headquartered
LocationHeadquarters
- HQ city
- Twinsburg
- HQ country
- United States
- HQ region
- North America
Offices6 records
Markets served
Great Day Improvements business model
Business model- GTM type
- B2C
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Supply Chain, Infrastructure
Revenue model
- Home Improvement Product Sales & Installation: Great Day Improvements generates revenue through the sale and professional installation of home improvement products including replacement windows, doors, gutters, sunrooms, patio enclosures, bath remodels, and exterior siding/roofing. Revenue is primarily one-time project-based rather than recurring, with financing options (including 0% interest plans and extended payment terms) offered to make projects more affordable for homeowners.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Project-based pricing (quote-driven, not publicly listed) |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels6 records
Great Day Improvements product offering
Product offeringCore offering
Great Day Improvements is a direct-to-consumer home remodeling platform that designs, manufactures, and installs custom home improvement products including replacement windows, doors, gutter systems, sunrooms, bathroom remodels, siding, and metal roofing. Operating through a family of brands (Champion Windows, LeafGuard, Patio Enclosures, Universal Windows Direct, The Bath Authority, Stanek Windows, Apex Energy Solutions, and Englert), the company handles the entire process from in-home consultation through custom manufacturing and professional installation under a single accountable team.
Product overview
Great Day Improvements is a home remodeling company operating as a unified platform behind multiple specialized brands. The portfolio includes acquired brands Champion Windows, LeafGuard, Patio Enclosures, Universal Windows Direct, The Bath Authority, Stanek Windows, Apex Energy Solutions, and Englert. The company offers a comprehensive range of home improvement products and services including replacement windows (Champion, Universal Windows Direct, Stanek), custom shape windows, FlexScreen technology, entry/sliding/patio/storm/screen doors, gutter systems (LeafGuard, RainPro, MicroGuard), sunrooms and solariums, three and four-season rooms, screen rooms, bathroom remodeling (walk-in tubs, baths, showers), home renovation, metal roofing, and replacement siding. The company differentiates through vertical integration—designing and manufacturing products in-house in the USA, then installing through its own teams—providing end-to-end accountability from consultation through installation and service.
Differentiator
Problem solved
Functional benefit
Brands
- Champion Windows: Windows, home improvement products and installation services. A leading home improvement brand offering replacement windows and doors.
- LeafGuard
- Patio Enclosures
- Universal Windows Direct
- The Bath Authority
- Stanek Windows
- Apex Energy Solutions
- Englert
Products and services
- Replacement Windows Energy-efficient replacement windows that are custom-fit to add long-term value to homes, featuring professional installation by Great Day's own teams.
- Custom Shape Windows Custom-shaped windows designed to meet specific architectural requirements and aesthetic preferences for unique home designs.
- FlexScreen Window Screens Advanced window screen technology offering improved durability and visibility with a flexible screen design compared to traditional window screens.
- Entry Doors Custom entry doors designed for security, energy efficiency, and personalization with professional installation.
- Patio & Sliding Doors Sliding and patio doors that provide seamless access to outdoor spaces while maintaining energy efficiency and security.
- Storm Doors Protective storm doors that add an extra layer of insulation and weather protection to entryways.
- Screen Doors Screen doors that allow fresh air circulation while keeping insects out.
- Gutter Systems (Leafguard, RainPro, MicroGuard) Gutter systems including Leafguard (clog-free), RainPro, and MicroGuard products that protect homes from water damage with proprietary designs and lifetime no-clog guarantee.
- Sunrooms and Solariums Custom-built sunrooms and solariums that allow homeowners to enjoy outdoor views year-round in a controlled environment.
- Three and Four-Season Rooms Insulated rooms designed for year-round use, with four-season rooms equipped for heating and cooling regardless of outdoor temperatures.
- Screen Rooms and Enclosed Porches Screened outdoor living spaces that provide protection from insects while maintaining airflow and outdoor views.
- Walk-in Tubs, Baths, and Showers Bathroom fixtures including walk-in tubs and accessible showers designed for safety, comfort, and aging-in-place living.
- Home Remodeling and Renovation Comprehensive home renovation services including kitchen and bathroom remodeling delivered by certified installers.
- Metal Roofing and Accessories Weather-tested metal roofing and accessories that protect homes from elements while increasing energy efficiency and durability.
- Replacement Siding Exterior siding replacement that elevates home curb appeal and provides weather protection and energy efficiency.
Quantifiable outcome
- Great Day Improvements achieved 1,663% revenue growth over five years, ranking #1 on Crain's Cleveland Business 2025 Fast 50
- +2 more outcomes
Companies that use Great Day Improvements
Customer profileNamed customers4 records
Segments4 records
Ideal customer profiles1 record
Great Day Improvements technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Great Day Improvements partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered minor.
- Cleveland GuardiansminorGreat Day Improvements is a proud partner and sponsor of the Cleveland Guardians, the Major League Baseball team based in Cleveland, Ohio. The partnership includes promotional offers such as $750 off plus any other Great Day brand offer for fans. The partnership reinforces Great Day's local brand presence in its home market of Northeast Ohio.
- UnitedHealthcareminorGreat Day Improvements is a self-funded UnitedHealthcare customer, complying with the Transparency in Coverage Rule. UnitedHealthcare creates and publishes machine-readable files on behalf of Great Day Improvements for healthcare benefit transparency purposes.
Scale indicators4 records
Recent moves6 records
Expansion highlights5 records
Great Day Improvements competitors and assessment
Company assessmentDirect peers
- Window World: Largest direct-to-consumer replacement window company in the U.S. with a franchise model and 200+ locations. Directly competes with Great Day's Champion, Universal Windows Direct, and Stanek Windows brands on price-driven replacement window jobs.
- Renewal by Andersen: National DTC replacement window and door company owned by Andersen Corporation. Operates an in-home consultation model with proprietary Fibrex material, mirroring Great Day's vertically integrated, direct-to-consumer window replacement strategy.
- Power Home Remodeling: Vertically integrated DTC exterior home remodeling company specializing in windows, siding, roofing, and doors. Closely comparable to Great Day on go-to-market motion (in-home consult, in-house installation) and product mix.
- Bath Fitter: National DTC bath remodeling franchise specializing in acrylic tub and shower liners installed in one day. Directly comparable to Great Day's The Bath Authority brand across customer segment and direct sales motion.
- Re-Bath: Franchise-based DTC bathroom remodeling company offering full bath remodels, walk-in tubs, and tub-to-shower conversions. Directly comparable to Great Day's The Bath Authority on product line and target customer.
- Leaf Home (Leaf Home Solutions): Direct-to-consumer home solutions provider with leading positions in gutter protection (LeafFilter), roofing, windows, and bath remodeling. Closely comparable to Great Day on multi-category DTC home improvement and in-home sales motion.
Broad incumbents
- Pella Corporation: Major U.S. window and door manufacturer with showrooms and a Pella Certified Contractor network. Competes with Great Day's window brands but operates a hybrid manufacturer-plus-dealer model rather than pure DTC.
- Andersen Corporation: Largest U.S. window and door manufacturer, parent of Renewal by Andersen. Competes with Great Day across the full window category through both independent dealers and its DTC subsidiary.
- The Home Depot: Largest U.S. home improvement retailer with installation services across windows, doors, gutters, baths, and roofing. While not a pure DTC operator, its installed services business directly competes with Great Day's project-based offerings.
- Lowe's: Second-largest U.S. home improvement retailer with a growing installed services business (windows, doors, roofing, baths). Competes with Great Day for the same homeowner renovation dollars, particularly through its in-home consultation programs.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
Great Day Improvements social profiles
Digital presenceGreat Day Improvements financial estimates
Financial estimateRevenue estimate
Valuation estimate
Great Day Improvements leadership team
Management profileNumber of profiles
Profiles4 records
Great Day Improvements subsidiaries and ownership
Company hierarchySubsidiaries10 records
Great Day Improvements funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Great Day Improvements M&A and investment
M&A and investmentM&A9 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Great Day Improvements
What does Great Day Improvements do?
Great Day Improvements is a direct-to-consumer home remodeling platform that designs, manufactures, and installs custom home improvement products including replacement windows, doors, gutter systems, sunrooms, bathroom remodels, siding, and metal roofing. Operating through a family of brands (Champion Windows, LeafGuard, Patio Enclosures, Universal Windows Direct, The Bath Authority, Stanek Windows, Apex Energy Solutions, and Englert), the company handles the entire process from in-home consultation through custom manufacturing and professional installation under a single accountable team.
Is Great Day Improvements a public or private company?
Great Day Improvements is a private company. It is classified as venture growth investor backed and is currently operating.
When was Great Day Improvements founded?
Great Day Improvements was founded in 2004. It employs 1,001 to 5,000 people.
Where is Great Day Improvements based?
Great Day Improvements is headquartered in Twinsburg, United States, in the North America region.
How does Great Day Improvements make money?
One revenue line is on record: home Improvement Product Sales & Installation.
Who are Great Day Improvements's main competitors?
Direct peers on record are Window World, Renewal by Andersen, Power Home Remodeling, Bath Fitter, Re-Bath and Leaf Home (Leaf Home Solutions). Broad incumbents are Pella Corporation, Andersen Corporation, The Home Depot and Lowe's.
Does Great Day Improvements have an API?
No public API is recorded for Great Day Improvements.
What industry is Great Day Improvements in?
Great Day Improvements's product category is Home Improvement & Remodeling Services. Its primary akta.pro industry code is HSAPAEAC, Whole-Home Interior Renovation (Non-Structural), with a secondary code of HSAPAEAD, Whole-Home Exterior Renovation (Envelope & Curb Appeal). Its NAICS code is 236118 and its SIC code is 7600.