Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Jerith Construction in Hillsborough, CA | Ashford Contractors
We’re Ashford Contractors, Jerith specialists who install, repair, and maintain Jerith ornamental aluminum fencing and railing across Hillsborough, CA. We’re an independent contractor, not a Jerith dealer or authorized partner, which means we work on Jerith product on its own merits. The thing that makes our Jerith work here different is simple: we know Hillsborough’s design review, tree protections, and clay-heavy hillside soils well enough that footing placement and panel layout get decided correctly before we ever break ground. Call (877) 752-3868 for a free estimate.
Why Hillsborough Residents Choose Us for Jerith Service
Jerith aluminum fence systems are built for estate properties, and Hillsborough is full of them. Over the years we’ve worked with the Penn Avenue rackable panels, Somerset and Georgetown ornamental styles, and the commercial-grade aluminum railing lines on terraces and stairways. We know how these systems behave when they’re installed on sloped lots where winter rain saturates the soil and dry summers bake the powder coat.
Glen Mossier grew up in Foster City’s Marlin Cove neighborhood, where he spent summers watching lagoon-side homes get rebuilt after water damage. He trained in construction technology at Skyline College, and that background in materials science and mechanical systems is exactly what’s needed when a Jerith gate starts dragging or a panel line racks out of plumb. We diagnose the soil, the grade, and the hardware together, because in Hillsborough they all affect each other. For Jerith sales & service across the region, including Jerith service in San Mateo, we’re the crew homeowners call when they want the work done once.
Styles & brands we work with







Common Jerith Construction Problems We Solve in Hillsborough
- Racked panels binding at gate latches after hillside settlement: Hillsborough’s sloped lots settle unevenly through wet winters. When clay soil shifts, rackable Jerith panels can bind where they meet the gate frame, and the latch stops catching. We re-level the run and re-align the hardware instead of forcing the gate closed and stripping the hinge pins.
- Powder-coat chalking and edge chipping on south- and west-facing runs: The dry Peninsula summers put real stress on exposed fence lines. Chalked powder coat is cosmetic at first, but once edges chip and bare aluminum shows through, corrosion creeps under the finish. We touch up and reseal where the panel is sound, and we’ll tell you honestly when a panel has gone too far.
- Post footings heaving in clay-heavy soil: This is the big one in Hillsborough. Clay soil expands when wet and contracts when dry, and shallow footings move with it. Posts lean, fence lines rack, and gate hardware pulls out of alignment. We dig deeper footings with proper drainage gravel so the post has a stable base that doesn’t ride the seasonal swell.
- Gate sag and hinge wear on long driveway-entrance gates: Estate driveway gates are heavy, and the self-closing hinges Jerith specs are often asked to carry more weight than the original design. We replace worn hinge sets and reinforce the post where needed, so the gate self-latches instead of hanging open.
- Root-zone conflicts with existing trees: Hillsborough’s tree protections mean we can’t always put a footing where the layout would be easiest. Roots are off-limits in many cases, so we adjust panel spans and post positions to work around protected root zones while keeping the fence line true.
Jerith Service in Hillsborough: What Local Conditions Mean for Your Equipment
Hillsborough’s architecture review and tree and slope protections mean an aluminum fence or railing run around a pool, terrace, or lot line often has to clear design review and root-zone limits before anyone digs a post hole. That’s not a formality. On the wooded ridges above Skyfarm Drive and along the lower slopes where clay soil dominates, footing placement and rackable Jerith panel layout get decided on paper, not on site. We’ve seen projects pass architectural review and then stall at excavation because a root-zone conflict or slope condition wasn’t addressed in the plan. When we survey a Hillsborough property, we’re already thinking about which posts need deeper footings, where the grade changes enough to require rackable panels, and which trees we have to work around. That planning is what keeps a Jerith fence line straight and true through five or ten winters, instead of racking out of plumb after two.
A few years back, on a wooded estate lot off Hillsborough’s lower slopes, a Jerith Penn Avenue fence line had racked after two wet winters. The clay footing under one gate post had heaved, so the self-closing gate dragged and the latch would no longer catch. We pulled the failed post, set a deeper footing with drainage gravel, re-racked the adjoining panels, and replaced the worn hinge set. The gate self-latches now and the run is true to grade, and we didn’t have to replace the whole fence. Build it right the first time, and you won’t be rebuilding it in ten years.
Jerith Models & Products We Service in Hillsborough
We service the full range of Jerith residential and commercial aluminum product. That includes Penn Avenue rackable panels for sloped runs, Somerset and Georgetown ornamental styles, aluminum yard and garden gates with self-closing hinges, and commercial-grade railing used on estate terraces and stairways. When a match matters, we source genuine Jerith replacement posts, panels, hinges, and caps. For standard hinges and latches where the spec allows, we use quality aftermarket hardware that performs as well or better. We keep common hardware and touch-up materials on hand so most Hillsborough repairs don’t wait on parts.
See the difference
Before
After
Before
After
Before
AfterJerith Service Pricing in Hillsborough
| Service | Price Range |
|---|---|
| Aluminum Fence Installation | $4,000 – $10,000 |
| Vinyl Fence Installation | $3,500 – $9,000 |
Those ranges reflect what we see across Hillsborough, where estate lots tend toward longer runs, sloped grades, and sometimes taller panels. The biggest cost drivers are linear footage, slope conditions, soil preparation, and whether design review requires plan changes. Repair work on a damaged section or a heaved post runs considerably less than a full replacement, and we’ll always tell you which is the honest call. A free estimate includes a site walk, a look at the grade and existing conditions, and a written line-item scope. Call (877) 752-3868 to schedule yours.
Serving Hillsborough, CA — Our Local Coverage Area
We’re Jerith in Burlingame and the Hillsborough area, and we know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Jerith Construction in Hillsborough
Yes, in most cases. Jerith’s Penn Avenue line is rackable, which means the panels adjust to follow a slope without custom fabrication or stepped panel gaps. We’ve used it on hillside lots throughout Hillsborough where the grade changes noticeably across a run. The trick isn’t the panel, it’s the footings and post placement. Call (877) 752-3868 and we’ll walk your lot and tell you what’s possible.
Almost always, the post footing has moved. Hillsborough’s clay soil swells with winter rain and contracts in the dry season, and a shallow footing rides that movement. The post leans, the gate drags, and the self-closing hardware stops catching. The fix is a deeper footing with drainage gravel, not just tightening the hinge screws. Call (877) 752-3868 and we’ll take a look.
It holds up well, but south- and west-facing runs get hammered by dry summer sun and will eventually chalk and chip at the edges. Once bare aluminum is exposed, corrosion starts under the finish. Touching up chalked areas early extends the life significantly. For ridge-top properties we recommend an annual visual check on exposed runs. Call (877) 752-3868 to schedule one.
In many cases, yes. Hillsborough’s architecture review applies to fences, railings, and site work, especially on properties with tree protections or slope constraints. We handle the planning and paperwork as part of the project, and we’ve guided many Hillsborough homeowners through the process. The earlier you bring us in, the smoother the review goes.
Yes, and that’s usually our first recommendation when the run is structurally sound. We source genuine Jerith replacement panels, posts, and caps when a match matters. If posts have heaved or panels are racked beyond adjustment, we’ll tell you honestly that a partial or full replacement is the right call. Estimates are free, so call (877) 752-3868.
Service Areas Near Hillsborough
We serve the entire Hillsborough service area and regularly work in Foster City, Redwood Shores, Belmont, San Mateo, San Carlos, and Highlands-Baywood Park. If your property is in the Hillsborough service area or just over the line, we’ll come out and look. We also provide Jerith service in Emerald Lake Hills and Jerith service in Millbrae for homeowners on the adjacent ridges and flatlands.
Book Your Jerith Service in Hillsborough Today
If your Jerith fence has a sagging gate, a racked panel, or a footing that’s starting to move, call (877) 752-3868. Estimates are free, and we’ll give you a straight answer about repair versus replacement. We’re Ashford Contractors, and we’ve been keeping Hillsborough fence lines true for years.
Written by Glen Mossier, Owner at Ashford Contractors, serving Hillsborough and the greater Peninsula.