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- (571) 305-2252
At JACK Contracting, quality is not just about the materials used. It is about how the work is done.
We work with trusted suppliers, proven systems, and experienced professionals to make sure every project is built to last. Whether it is a roof replacement, an exterior upgrade, or a full remodel, we approach each job with care and attention to detail.
We take the time to understand what you are trying to accomplish, explain your options clearly, and keep you informed throughout the process. There are no surprises and no guesswork. Just solid planning, clear communication, and reliable results.
This approach is why many homeowners across Northern Virginia trust JACK Contracting with their homes and continue to recommend us to others.
Jason Kamprowski is the Founder and CEO of JACK Contracting LLC, a Class A licensed Residential Builder serving homeowners across Northern Virginia. With over 30 years of experience in construction, he has built a reputation for quality workmanship, honest communication, and delivering results that last. His expertise includes residential roofing, renovations, kitchen and bathroom remodels, and basement finishing, with a strong focus on doing the job right the first time.
Before launching JACK Contracting, Jason served as a Geospatial Engineer in the United States Army, completing two tours in Iraq. He later worked overseas in Afghanistan and held federal and defense contracting roles focused on geospatial analysis and software product management. That background shaped the systems, structure, and attention to detail he brings to every project today.
JACK is an acronym formed from his family’s first names, reflecting the importance of family in everything he does. As a husband and father of three, Jason understands that a home is more than just a structure. It is where life happens, and that perspective guides the way he serves every client.
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.
JACK Contracting is a family-run business, and that’s how we treat our work. We know how important your home is, and we take that responsibility seriously. I believe in being upfront, keeping communication simple, and making sure the job is done properly; without unnecessary stress.
My wife and family are a big part of why I care so much about the work we do. I want every homeowner we work with to feel comfortable, informed, and confident from the first call through to the final walkthrough.
Whether it’s roofing, exterior work, or a full remodel, our goal is to do solid work and leave you happy with the result.
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 
”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 is always looking for skilled, motivated people who take pride in their work and want to be part of a dependable, professional team.
We value reliability, attention to detail, and a strong work ethic. Whether you are an experienced tradesperson or looking to grow your career in construction and remodeling, we provide an environment where quality work and accountability matter.
If you are interested in joining a veteran-owned company that values craftsmanship, teamwork, and long-term growth, we would like to hear from you.
Contact us to learn more about current opportunities.
JACK Contracting serves homeowners across Northern Virginia, including Haymarket, Gainesville, Manassas, Warrenton, and many surrounding communities. Our team regularly works throughout Prince William and Fauquier Counties.
JACK Contracting handles a wide range of residential projects including roofing, gutters, siding, windows, doors, kitchens, bathrooms, basements, and decks. Our team focuses on quality workmanship and reliable service for every project.
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.
