Great Falls homes sit on big, wooded lots, and many have a private well and a septic system. As your general contractor in Great Falls, VA, we plan every remodel and addition around the land, the house, and the local rules. One team coordinates every trade from start to finish.
Great Falls has a quiet, rural feel for a place so close to DC. Wooded neighborhoods, larger lots, and horse properties sit just minutes from Great Falls Park and the Potomac. Many homes here were custom-built decades ago and now need updated kitchens, baths, and lower levels. Others need more room for family, guests, or working from home. Many families also stay for the schools, including Great Falls Elementary, Cooper Middle, and Langley High, so remodeling often makes more sense than moving.
Idea Services LLC is a general contractor serving Fairfax County that handles the whole project. We coordinate the design, plumbing, electrical, framing, drywall, and finish work on one schedule. Whether it's a finished lower level with a guest suite, a new kitchen, or an addition, we plan it around your property.
We coordinate the trades and the schedule, so you're not stuck managing a handful of separate companies.
Not sure what you want yet? Maybe it's a cramped kitchen in Leesburg or a dated bathroom in Vienna. We'll help you shape the idea, plan the space, and choose materials before any work starts.
We use quality materials and proper installation steps, even where no one will see them. Think behind the shower tile or under the floor. We don't cut corners to win on price.
You'll always know what's happening, what comes next, and when. No guessing, and no chasing us down for answers.
A lot of homes here aren't on public water or sewer. Septic systems are sized by the number of bedrooms, so adding a bedroom, even in a finished basement, usually means checking the system's capacity first. Additions, patios, and pools also have to stay clear of the well and the drainfield. We plan around both from day one.
Big lots make additions possible, but not every part of the lot is usable. Slopes, trees, easements, the septic field, and Fairfax County setback rules all shape where an addition can go. Walking the property early shows you what's realistic before you spend money on plans. Some neighborhoods also have deed restrictions on lot size or what can be built, so it's worth reading yours.
Great Falls isn't an incorporated town, so permits come from Fairfax County. The county requires a building permit for additions, decks and porches, finished basements, and most interior alterations. New floors, carpet, paint, and trim work don't need one. On properties with a well or a septic system, the county may also check how the project affects them. Deck and porch permit requests jump every spring, so applying early helps.
Older homes often come with closed-off kitchens, dated primary baths, and floors that have seen better days. Updating them usually means new layouts and finishes, plus a look at the older wiring and plumbing along the way. Wide-plank hardwood, bigger windows toward the trees, and a kitchen that opens to the family room are popular goals.
Sloped lots mean many Great Falls homes have a daylight or walk-out lower level. That natural light and direct door outside make it a great spot for a guest suite, a gym, or a family room. It also means paying attention to drainage and moisture before the walls are finished.
Some properties here are on private roads or long driveways, and some private roads have shared maintenance agreements. Lumber, cabinets, and dumpsters need room to turn around, so it's smart to plan access and parking before work starts.
With this much land and this many trees, outdoor space matters. A screened porch keeps the bugs out, a covered deck gives you shade and rain cover, and footings have to be planned around big roots. Composite decking also cuts out the yearly staining. Many lots have room for a patio or an outdoor kitchen below the deck, too.
Some Great Falls families want space for parents, grown kids, or long-term guests. A lower-level suite or an addition can give them their own room, bath, and entrance. Fairfax County has specific rules for accessory living units, so it's worth checking them before you plan a separate kitchen. If the suite adds a bedroom, the septic question comes up again.
Wells, septic fields, slopes, and trees are part of every plan, not an afterthought. So are the driveway and the path trucks will take.
Kitchens, baths, lower levels, additions, and decks all run through one contractor and one schedule.
Proper framing, waterproofing, and finish work, even in the places no one will see once the job is done.
Straight answers and regular updates, from the first walk of your property to the final walk-through.
We work across Great Falls, from homes near Great Falls Village and Georgetown Pike to neighborhoods near Riverbend Park. That includes areas around Colvin Run and Forestville. We also serve nearby McLean, Reston, Vienna, Herndon, and the rest of Fairfax County.
Ready to Start Your Great Falls Project?
Tell us what you have in mind for your home, even if you're not sure what your lot allows. We'll help you figure it out. Call (240) 353-8574, Monday through Friday from 8 AM to 5 PM, or request a quote online.
Idea Services LLC
Loudoun County VA

Idea Services LLC is a general contractor serving homeowners in Loudoun County and Fairfax County, VA, from the first idea to the final detail.
Business Info
Idea Services LLC
809 Bayfield St, Takoma Park, MD 20912
Phone: (240) 353-8574
Email: [email protected]
Hours:
Mon–Fri: 8:00 AM – 5:00 PM
Sat–Sun: Closed
Services
General Contractor
Kitchen Remodeler
Remodeler
Bathroom Remodeler
Deck Builder
Flooring Contractor
Service Areas
Ashburn
McLean
Great Falls
Vienna
Oakton
Reston
© 2026 Idea Services LLC – All Rights Reserved.
Serving Loudoun County and Fairfax County, VA, including Ashburn, McLean, Great Falls, Vienna, Oakton, and Reston.