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New Home Additions in Fairfax, VA | SB Builders and Construction, Inc.
You Love Your Neighborhood. You Just Need More Space
Moving is expensive. Moving in Northern Virginia is really expensive. New house, new mortgage rate, new schools, new commute and you still might not end up with exactly what you wanted. A lot of families go through all of that and realize six months later they should have just stayed and built on. We’ve had that conversation with homeowners more times than we can count. Someone calls us after they’ve already moved, wishing they’d called us first.
If your home isn’t working for your family right now, not enough bedrooms, no real office space, a kitchen that can’t handle how you actually cook a new home addition might solve the whole problem without uprooting your life. SB Builders and Construction, Inc. has been building custom home additions in Fairfax and all across Northern Virginia and Maryland for over 24 years. We know how to do this well. We know how to do it so the new space looks like it was always part of the house. And we know how to do it without turning your life upside down for a year.
It’s Not Just Framing Up a Box
Here’s something a lot of homeowners don’t think about until they’re already in the middle of a bad project: a home addition has to tie into everything your existing house is already doing. The foundation. The roofline. The framing. The plumbing and electrical. If those connections aren’t handled carefully, you end up with a space that looks off, leaks, costs a fortune to heat and cool, or causes structural headaches years later.
We’ve been called in to fix additional work done by other contractors. We’ve seen what happens when someone rushes the tie-in or skips steps because they thought no one would notice. It shows. Eventually, it always shows. When SB Builders builds an addition, every part of that connection gets done right. We pull the permits. We handle the engineering when it’s needed. We coordinate every trade on the job. You don’t have to manage anyone or chase anyone down; that’s what we’re here for.
New Project
The Kinds of Additions We Build
Extra Bedrooms and Living Space
Another bedroom for a growing family, a dedicated guest room, a real home office with a door that closes; these are the most straightforward additions we build and still some of the most life-changing for the families who get them. We match the exterior, tie into the existing roofline, and finish the interior so it flows naturally with the rest of the home.
Master Suite Additions
Older homes in Northern Virginia weren’t built with today’s master suites in mind. Small closets, one shared bathroom, no real separation from the rest of the house. Adding a proper master suite, a real bathroom, real closet space, a room that actually feels like a retreat is one of those projects where clients always say they wished they’d done it sooner.
Kitchen Expansions
A kitchen that’s too small doesn’t just make cooking harder. It changes how your whole family uses the main floor. We expand kitchen footprints, open up walls, and reconfigure layouts to give families the space they actually need. This isn’t just a construction job, it’s rethinking how the center of your home functions.
In-Law Suites
This comes up a lot. A parent getting older, a family member who needs to be closer but still needs their own space. A proper in-law suite bedroom, bathroom, maybe a small kitchen area handles all of that. We’ve built plenty of them across Fairfax and Maryland. We know the permitting side, the layout considerations, and what makes these spaces actually comfortable to live in long-term.
Second Story Additions
No yard space to expand into? You go up. A second story addition is a bigger project but the payoff is huge; you can essentially double your home’s square footage without touching the lot. We handle the structural engineering, reinforce what needs reinforcing below, and build up in a way that looks like it was always meant to be there.
Sunrooms and Four-Season Rooms
Some families don’t need another bedroom, they need a place to actually be in their home. A sunroom that works in January, not just July. A space with real light and a real connection to the backyard. We build these properly insulated, tied into the home’s HVAC, finished to the same standard as the rest of the house.
Garage Conversions
A two-car garage being used to store boxes and old furniture is basically wasted space. Converting it into a livable room, an office, a bedroom, or a family room is one of the more efficient ways to add real square footage without the cost of a full foundation extension.
What “Custom” Actually Means to Us
We talk to the family first. Every time. Before anything gets drawn up or priced out, we want to understand how you actually live in your home and what’s not working about it.
A couple whose kids just left home has completely different needs than a family with three kids under ten. Someone building a home office for daily video calls needs to think about things that never cross the mind of someone adding a guest room. Those details change the layout, the windows, the flow between new and old space, where storage ends up.
When we say custom home addition, we mean the space was designed around your life not around what was easiest for us to build.
Why Families in Northern Virginia Keep Calling Us
- We’ve been doing this long enough that most of our new clients come from someone we’ve already worked for. A neighbor, a coworker, a family member who had an addition done and told everyone about it. That kind of referral only happens when people are genuinely happy not just satisfied.
- The owner of SB Builders runs the company personally and stays involved in every project from start to finish. You’re not getting handed off to a project manager you’ve never spoken to. The person you talk to at the beginning is the person accountable for how the job ends.
- Our crew are our own people, employees who’ve been with us for years, not whoever was available when the job started. They work to our standards because they know them.
- We finish when we say we will. Construction is disruptive. We know that. We don’t let jobs drag on when they don’t need to.
- The price we quote is the price you pay. We’ve built our reputation on not surprising clients with change orders after the work is done. If something changes, we talk about it first.
- We’re Class A licensed, bonded, and fully insured in Virginia, the highest contractor classification in the state. And we offer financing for any project size, any credit situation, because we don’t want budget timing to get in the way of a project that makes real sense for your family.
Where We Work
We’re in Fairfax and we cover a wide area across Northern Virginia and suburban Maryland. We know local permit offices, HOA rules, and what inspectors in each area look for. That matters more than people realize local knowledge means fewer delays and fewer surprises.
Virginia: Fairfax, McLean, Vienna, Reston, Herndon, Great Falls, Chantilly, Burke, Clifton, Springfield, Alexandria, Arlington, Annandale, Falls Church, Lorton, and Newington.
Maryland: Bethesda, Chevy Chase, Potomac, North Potomac, Gaithersburg, and Rockville.
What Happens When You Call
- You reach out, call or contact form, and we actually listen to what you’re dealing with before we say anything else.
- We come out to your home, look at the space, and give you a straight answer on what’s possible and what it will realistically cost. No charge for that visit.
- We work through the design and scope together until it’s right. We handle permits and any engineering that’s needed.
- Our crew gets to work. You hear from us regularly throughout the job, no radio silence for weeks at a time.
- When it’s done, we walk through everything together. If something isn’t right, it gets fixed before we close out.
Call Us and Let’s Talk
If a new home addition or custom home addition has been on your mind even just as an idea you haven’t fully worked out yet give us a call. We’ll have a real conversation about what it would take. 703-625-0132
Or reach out through the contact form. Free estimate. No runaround.
Serving Fairfax, McLean, Vienna, Reston, Herndon, Great Falls, Chantilly, Burke, Clifton, Springfield, Alexandria, Arlington, Annandale, Falls Church, Lorton, Newington, Bethesda, Chevy Chase, Potomac, North Potomac, Gaithersburg, and Rockville.
SB Builders and Construction, Inc. | 3701 Morningside Dr, Fairfax, VA 22031 | Licensed, Bonded & Insured | Class A General Contractor