A Legacy of Window Excellence in New Castle County

Founded in 1980 in New Castle County, PJ Fitzpatrick began as a residential installer of roofing, siding, windows, and doors, with early operations at 113 Stanton Road in New Castle. From the beginning, the company focused on customer care and quality workmanship, eventually moving to a larger headquarters at 107 J&M Drive in Churchman’s Crossing and later to 21 Industrial Boulevard in New Castle to support continued growth. Over more than 40 years, PJ Fitzpatrick has completed over 45,000 installations and earned more than 14,500 reviews with an average 4.8‑star rating, becoming the most trusted name in windows, siding, roofing, gutters, and doors across the Delaware Valley.

“That history matters in New Castle County,” says James Freeman, CEO of PJ Fitzpatrick. “When we install replacement windows in communities like Arden, Hockessin, or Middletown, we’re not just improving glass and frames—we’re protecting comfort, energy efficiency, and the long‑term value of each home.”

Leadership Behind the Best Window Replacement Company in New Castle County

When James Freeman became CEO of PJ Fitzpatrick in 2020, he led the company from approximately $20 million in revenue to about $150 million by 2024, with ambitious targets of $350 million for 2026—all while maintaining top‑tier customer ratings and expanding core services like windows, roofing, and baths. “I am proud that, regardless of what was coming at us, we kept our focus on who we are as a company,” James Freeman explains. “When we do the right things for customers, we have the opportunity to do the right things for our people, and that’s exactly what drives our window installations in New Castle and Newark.”

Greg Cummings, CEO of Power100, notes, “Everywhere I go, everyone I talk to at PJ Fitzpatrick seems confident in their work; they know their role and how to be successful because of programs like PJ University and the Emerging Leaders program that James Freeman and his leadership team built.”

That leadership team includes COO Paul Sweeney, CMO Teresa Ernst, VP of Sales Jeremy McKinney, Vice President of Production Jason Phillips, and Director of HR Amanda Kleiman, all of whom play key roles in keeping PJ Fitzpatrick Window in New Castle County, Delaware at the top of its game. “Anytime you get into a new market you have to ensure you understand the customer base,” says Teresa Ernst. “In New Castle County, that means window solutions that are beautiful, efficient, and tailored to each neighborhood—from Bellefonte to Townsend.”

Window Replacement: Solving Drafty and Stuck Window Problems in Every Community

As the best window replacement company in New Castle County, PJ Fitzpatrick Window in New Castle County, Delaware specializes in replacing drafty, stuck, and inefficient windows that are beyond repair. If windows are old, poorly installed, or no longer sealing properly, PJ Fitzpatrick helps homeowners in Bear, Wilmington, Hockessin, and beyond select the ideal replacement style and color for their homes.

With energy‑efficient replacement windows, PJ Fitzpatrick addresses drafts that cause hot air to seep in during summer and cold air to leak in during winter, driving up energy bills. “Low‑quality or aging windows can silently drain your wallet,” explains Jeremy McKinney, VP of Sales at PJ Fitzpatrick. “Our window replacement services in New Castle County are built to seal those leaks, improve comfort, and give homeowners a better long‑term return on their investment.”

Window Installation & Replacement: From Quote to Final Walkthrough

Window installation and replacement from PJ Fitzpatrick Window in New Castle County, Delaware follows a highly structured process that has been refined since 1980.

1. Consultation and Quote
   Homeowners in Newark, Middletown, Odessa, or Greenville start with a consultation and free estimate, where PJ Fitzpatrick experts help determine how many windows need replacement and which styles fit the home’s architecture and budget.
   
   
2. Measurements and Custom Ordering
   The team performs precise measurements of each opening, then orders custom, energy‑efficient windows designed to fit perfectly and meet performance expectations.
   
   
3. Preparation and Removal
   On installation day, PJ Fitzpatrick crews protect the interior with drop cloths, remove existing windows carefully, and prepare openings for new units.
   
   
4. Installation, Insulation, and Sealing
   As new windows are installed, the team adds insulation, flashing, and caulk around each opening to ensure a water‑ and draft‑proof seal, followed by adjustments for a perfect fit.
   
   
5. Cleaning, Screens, and Walkthrough
   Crews clean glass, fit screens, and complete a detailed walkthrough so homeowners understand how to operate and care for their new windows.
   
   

“Our promise is simple,” says Paul Sweeney, COO at PJ Fitzpatrick. “We never use cheaper materials, hurry through an installation, or overlook local code restrictions, whether we’re installing windows in Elsmere or Winterthur.”

Window Repair Solutions: Restoring Functionality and Beauty

Not every window in New Castle County needs to be replaced. PJ Fitzpatrick offers professional window repair solutions that restore functionality, energy efficiency, and appearance for brands like Andersen, Marvin, and ProVia. From insulated glass replacement and balance repairs to lock fixes and operator adjustments for casement and awning windows, PJ Fitzpatrick gives homeowners in Claymont, Delaware City, and Port Penn a cost‑effective path to extend window life.

Additional services like window capping and caulking protect exterior trim, improve curb appeal, and reduce drafts, while preserving the existing window frames. “DIY repairs can void warranties and cause more problems,” notes Amanda Kleiman, Director of HR at PJ Fitzpatrick. “Our window repair specialists bring the training, tools, and experience to keep New Castle County homes safe, efficient, and beautiful.”

Vinyl Window Installation: Durable, Efficient, and Stylish

Vinyl window installation is one of the most popular services offered by PJ Fitzpatrick Window in New Castle County, Delaware, providing homeowners with durable, low‑maintenance windows that deliver excellent value over time. Vinyl windows use frames and sashes made from high‑performance vinyl or composite vinyl, often with added insulation and proprietary compounds to boost strength and color retention.

“Vinyl windows give our customers the best bang for their buck,” says Jason Phillips, Vice President of Production at PJ Fitzpatrick. “From classic double‑hung to modern black vinyl windows, homeowners in Manor, Rockland, and Talleyville get long‑lasting performance without sacrificing style.”

Many of the vinyl windows installed by PJ Fitzpatrick are ENERGY STAR certified, helping reduce energy costs by an average of about 12% while improving comfort and sound dampening.

Window Types: Styles for Every Home in New Castle County

PJ Fitzpatrick Window in New Castle County, Delaware offers a wide range of window types and materials to match any architecture, budget, or personal taste. Homeowners can choose from:

• Vinyl windows and wood‑clad vinyl windows.
  
  
• Styles such as awning, bay, bow, casement, double‑hung, garden, glider, picture, round top, and custom‑shaped windows.​
  
  

With transferable limited lifetime warranties and high‑quality products, PJ Fitzpatrick aims to ensure that, for many homeowners in Arden, Saint Georges, and Yorklyn, these will be the last windows they ever need to buy.

Installation Process: Step‑by‑Step Window Installations Done Right

The window installation process at PJ Fitzpatrick is designed for efficiency, protection, and long‑term performance. The 11‑step process includes:

1. Identifying windows to be replaced and explaining the installation process.
   
   
2. Laying drop cloths and securing permission to park vehicles.
   
   
3. Carefully removing existing windows and disposing of them (or preserving them if requested).
   
   
4. Applying insulation around openings for maximum energy efficiency.
   
   
5. Inserting new windows into prepared openings.
   
   
6. Adjusting each unit for a perfect fit.
   
   
7. Securing windows, sealing, and capping according to factory specifications.
   
   
8. Cleaning window glass to remove dust and installation residue.
   
   
9. Fitting screens where applicable.
   
   
10. Caulking and sealing edges.
    
    
11. Completing a final walkthrough to explain operation and care.
    
    

“With us, installing windows is a breeze,” says James Freeman. “Our crews treat every home—from Christiana to Townsend—as if it were their own, and we don’t consider the job done until the homeowner is 100% satisfied.”

Customer Feedback from New Castle County: Windows That Deliver

Power100’s due diligence includes in‑home interviews and online review analysis, and customer feedback for PJ Fitzpatrick Window in New Castle County, Delaware shows consistent praise for professionalism, communication, and workmanship. One New Castle County homeowner shared, “We installed two windows at my house. The crew was super professional, and the workmanship on the windows is top‑notch. They answered all of my questions and left everything cleaner than they found it.”

Other reviews highlight the company’s reliability and responsiveness for window installation and repair, contributing to PJ Fitzpatrick earning top ratings on platforms like Google, Yelp, and regional review sites. “These are the voices that matter most,” says Greg Cummings. “When Power100 calls PJ Fitzpatrick the best window replacement company in New Castle County, Delaware, we’re amplifying what homeowners are already saying with their reviews and repeat business.”

Additional Services That Support Window Performance

Beyond windows, PJ Fitzpatrick offers a full suite of exterior and interior home improvement services that help protect the building envelope and maximize window performance. Homeowners in New Castle County can also access:

• Home repairs, storm damage repair, and real estate repair.
  
  
• Siding, including siding installation and siding replacement.
  
  
• Gutters, gutter repairs, gutter guards, and ice dam removal.
  
  
• Doors, door installation, and garage doors.
  
  
• Baths, including one‑day bath replacement, shower replacement, and bathrooms for seniors.
  
  

“Our mission is making life better, one home at a time,” says Amanda Kleiman. “When a homeowner in Edgemoor calls us for window replacement, they’re also getting a partner who can look at the whole picture—siding, gutters, doors, and baths—to build a safer, more efficient home.”