- Mon-Fri 7:00 AM - 5:00 PM
- (571) 305-2252
”Jack was great to work with for our roof replacement. Roof looks great and they cleaned up everything. Barely knew they were there. Thanks for taking good care of us.”
”Anybody looking for a solid, ethical company to replace your homes roof, contact JACKs!
No, I’m in no way affiliated with the company, just a customer that is truthful on my experience with Jason and Erin – JACK Contracting.
Straight and upfront approach, zero gimmicks. I can’t applaud the company enough. Attention to detail and employee attitude is stellar.
If you”re looking for a quality small company, these are your people.
Reach out to me if you need validation.”
JACK Contracting provides professional roofing services to homeowners throughout Gainesville and the broader Prince William County area. Whether you are dealing with storm damage that needs a quick repair or an aging roof that is overdue for full replacement, our team brings the kind of workmanship and honest communication that Gainesville residents have come to expect. We specialize in asphalt shingle roofing systems built to handle the demands of the Northern Virginia climate year after year.
Gainesville has grown significantly over the past two decades, and with that growth has come a wide range of home styles and ages. From the newer HOA communities near Route 29 and the Lee Highway corridor to more established neighborhoods throughout Prince William County, roofs in this area face real wear from summer thunderstorms, high winds, and winter freeze-thaw cycles. Nearby communities like Haymarket, Bristow, and Nokesville see the same challenging conditions, and homeowners throughout the region rely on JACK Contracting to get the job done right.
If your Gainesville home needs roofing work, JACK Contracting is ready to help. Contact us to schedule a free estimate at a time that is convenient for you.
What sets JACK Contracting apart for homeowners in Gainesville comes down to how we do business. We show up on time, communicate clearly about what we find and what we recommend, and provide written estimates before any work begins. There are no surprise costs and no pressure to commit to more than your home actually needs.
Our team has worked on roofs throughout Gainesville and Prince William County, including Heritage Hunt and newer developments along Route 29, as well as established neighborhoods closer to Haymarket and Bristow. We use quality roofing products rated for the Mid-Atlantic climate, and we stand behind everything we install with solid warranties on both materials and labor.
When you are ready to move forward with your roofing project in Gainesville, reach out to JACK Contracting for a no-pressure free estimate.
Durable roofing systems installed with precision and care.
Seamless gutter solutions designed to protect your home.
Premium siding that enhances curb appeal and weather protection.
Energy-efficient windows for comfort, clarity, and efficiency.
Thoughtfully designed kitchens built for everyday living.
Clean, modern bathrooms finished with expert craftsmanship.
Rapid Response Time 
Locally Owned & Operated 
Superior Craftsmanship Every project is completed with careful attention to detail, high-quality materials, and workmanship designed to protect your home for years to come.
Personal Touch We believe homeowners deserve clear communication and honest guidance, so you always understand the process and feel confident in the work being done.
Financing & Claims Assistance Quick conversation to understand your needs, answer questions, and schedule an on-site visit.
We inspect your home, assess the scope of work, and explain your options clearly and honestly.
Our crew arrives on schedule and begins work using proven systems, quality materials, and clean jobsite practices.
We finish with a full walkthrough, answer any remaining questions, and ensure you’re happy before we leave.
Client-focused professional with a nursing and community outreach background, now bringing a relationship-driven approach to residential construction. As Client Experience Manager at JACK Contracting, Erin guides homeowners through roofing, remodeling, and renovation projects with clarity, transparency, and care. Committed to delivering high-quality service while building trust and long-term relationships.
Stacy is a Client Solutions Manager at JACK Contracting, working directly with homeowners on roofing, windows, doors, and remodeling projects. As part of the JACK team, she helps homeowners understand their options, pricing, and product selections so they can make confident, informed decisions.
She assists with both product and design choices by coordinating design consultations with Mosaic Home Interiors, reviewing roofing system options, and explaining how different components work together. Whether it’s walking through Owens Corning roofing systems or guiding window and door selections with ProVia, Stacy focuses on clarity, organization, and eliminating surprises throughout the process.
Her role is to simplify complex decisions, coordinate the right next steps, and make sure homeowners feel comfortable and supported from the first conversation forward. Her work reflects JACK Contracting’s core values of Authenticity, Transparency, and Quality.
Jason Kamprowski is the founder and CEO of JACK Contracting LLC, a Class A licensed Residential Builder Contractor (RBC) company based in Northern Virginia.
With over 30 years of experience in the construction industry, Jason is an expert in all aspects of residential construction, renovation, remodeling, and roofing.
Before starting JACK Contracting, Jason served as a Geospatial Engineer in the US Army, completing two tours in Iraq and one in Afghanistan as a civilian. He later worked in defense contracting and as a federal civilian in geospatial analysis and product management for SaFE Agile software development, specializing in data capture, analytics, and AI/ML-driven solutions.
Jason’s unique blend of military, construction, and software product management experience has helped him incorporate innovative technology and processes into his business and scale and grow the company. Jason is also a devoted husband and father of three.
The company name JACK is an acronym for his family’s first name.
