Free on-site gate assessment - hinges, posts, and your LiftMaster or Nice gate operator checked before anything is quoted
The assessment is free and the quote is the invoice.
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AfterGate Repair in San Mateo, CA
Gate access control repair in San Mateo typically costs $280-$650 for keypad or intercom fixes and $180-$420 for remote receiver replacement, with most calls completed same day. We dispatch background-checked technicians to San Mateo from our Bay Area office, and a live person answers (510) 826-3980 around the clock. San Mateo’s mix of 1950s ranch gates with original ironwork and newer hillside automated systems means we carry parts for both vintage tubular-steel hinges and modern BFT, Linear, and Viking operators on every truck.
Why San Mateo Homes Are Different
San Mateo’s eastern neighborhoods - Shoreview, Fiesta Gardens, and the bayfront blocks - sit directly on San Francisco Bay, where salt-laden marine air accelerates oxidation of hinges, latch hardware, and operator internals at rates that outpace even nearby Peninsula cities set a few miles inland. Technicians working these addresses routinely find standard residential gate operators corroding internally within 5-7 years rather than their rated 10-15, because humid Bay air infiltrates motor housings.
The western and central neighborhoods receive persistent summer fog rolling from the Pacific, and the combined year-round humidity swells wooden gate boards and warps frames seasonally. In Hillsdale and Beresford, we still encounter original ornamental iron or tubular-steel driveway gates now 50-70 years old with cracked welds, seized hinges, and failing concrete post footings - a different repair profile from the hillside fringe near Hillsborough, where newer automated systems on brick or stucco pillars need operator and wiring work instead.
Our Main San Mateo Services
San Mateo homeowners call us most often for gate repair, new installation, and motor or opener service. Each has its own dedicated San Mateo page with full pricing and local details.
Gate Repair in San Mateo
We repair swing gates, slide gates, and pedestrian gates across San Mateo’s full housing range - from original 1960s ranch ironwork in Beresford to modern hillside systems near the Hillsborough border. Every repair starts with a written price under Haven Standard Clause 1, and every visit leaves a photographed record of what was found and what was fixed. Gate Repair in San Mateo covers our full repair scope.
Gate Installation in San Mateo
New gate installation in San Mateo requires different specs depending on exposure: marine-grade operators for bay-adjacent properties, sealed conduit for fog-prone western blocks, and reinforced posts where original 1950s footings have crumbled. We measure, quote in writing, and schedule - no same-day installation, but a free measure and written price delivered before any work starts. Gate Installation in San Mateo has full details.
Gate Motor & Opener in San Mateo
Gate motor and opener service covers nine automation brands including BFT, Linear, Viking, and Ghost Controls - we repair what is already on the property rather than steering toward replacement. Salt-air corrosion in Shoreview and Fiesta Gardens makes limit-switch and circuit-board failure more common here than in drier Peninsula cities. Gate Motor & Opener in San Mateo lists brand-specific repair coverage.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
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AfterGate Access Control in San Mateo
San Mateo’s aging housing stock and varied microclimates create distinct access-control problems: original 1960s keypads in Hillsdale with corroded contacts, modern phone-entry systems in hillside homes with moisture-damaged circuit boards, and everything between. We service and repair access control devices rather than pushing full replacement, and we carry diagnostic tools for nine major brands on every truck. Gate Access Control covers our full product range.
Keypad Entry
Signs you need it
Buttons stick or fail to register, the housing is cracked or water-damaged, or the gate fails to respond to correct codes.
What it costs in San Mateo
Keypad repair runs $180-$340; full replacement with weatherproof housing runs $280-$520.
How we do it
We test voltage at the keypad terminals, inspect the ribbon cable for corrosion, clean or replace the contact pad, and photograph the wiring configuration before we leave.
Phone Entry
Signs you need it
Callers cannot buzz the gate open, the speaker or microphone is distorted, or the unit loses programming after power fluctuations.
What it costs in San Mateo
Phone entry repair ranges $220-$480; cellular or Wi-Fi upgrade with new housing runs $340-$680.
How we do it
We trace the line voltage, test the relay output to the gate operator, verify programming retention, and document the dial-out sequence with photos.
What Gate Access Control Costs in San Mateo
| Item | Typical range in San Mateo |
|---|---|
| Keypad repair | $180 - $340 |
| Keypad replacement (weatherproof) | $280 - $520 |
| Phone entry repair | $220 - $480 |
| Phone entry cellular/Wi-Fi upgrade | $340 - $680 |
Can you repair a keypad that got wet from San Mateo fog?
Yes, we disassemble the housing, dry the contact pad and circuit board, and replace corroded terminals; if the board is damaged, we quote a replacement price in writing before installing it. Call (510) 826-3980 for a free estimate.
Do phone entry systems work with all gate operators?
Most do, but voltage matching matters: we test the relay output against your operator’s input requirements and document the compatibility check under Haven Standard Clause 4. Call (510) 826-3980 to schedule.
Gate Parts & Welding in San Mateo
San Mateo’s 50-70 year old ornamental iron and tubular-steel gates in Hillsdale and Beresford develop cracked welds, seized hinges, and rotted posts that outlasted their concrete footings. Salt air in Shoreview and Fiesta Gardens accelerates the corrosion cycle, and seasonal fog swelling warps wooden gate frames that stress the metal hardware attached to them. We fabricate replacement parts on-site or weld repairs that match original profiles. Gate Parts & Welding details our fabrication capabilities.
Hinge Replacement
Signs you need it
The gate sags, binds, or scrapes the ground; the hinge pin is seized or the barrel is cracked; grease no longer frees the movement.
What it costs in San Mateo
Hinge replacement runs $140-$280 per hinge including removal of the seized unit and alignment of the new one.
How we do it
We support the gate with a temporary brace, cut or grind out the old hinge, weld or bolt in the replacement, and check swing geometry before removing support.
Custom Welding
Signs you need it
Cracks appear at weld joints, scrollwork or pickets are broken or missing, or the frame has separated from the gate structure.
What it costs in San Mateo
Field welding repair starts at $180-$320 for crack repair; ornamental fabrication or scroll replacement runs $260-$480.
How we do it
We grind the crack to clean metal, preheat thick sections, weld with matching rod, grind flush, and prime the repair before leaving the site.
What Gate Parts & Welding Costs in San Mateo
| Item | Typical range in San Mateo |
|---|---|
| Hinge replacement (per hinge) | $140 - $280 |
| Field welding / crack repair | $180 - $320 |
| Ornamental fabrication / scrollwork | $260 - $480 |
Can you match the original weld pattern on a 1960s gate?
Yes, we photograph the existing joint, select matching rod and technique, and grind the repair to blend with the original profile. Call (510) 826-3980 for a free estimate.
Will welded repairs hold up in San Mateo’s salt air?
We prime and seal every weld before leaving; for bay-adjacent properties, we can specify marine-grade primer at material cost. Call (510) 826-3980 to discuss.
Brands We Service in San Mateo
We stock parts and carry diagnostic tools for nine automation brands: LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. Most BFT and Linear operator repairs in San Mateo are completed on the first visit because we inventory circuit boards, limit switches, and arm assemblies locally. our brands
Pricing for Gate Repair in San Mateo, CA
| Service | Typical range in San Mateo |
|---|---|
| Keypad repair | $180 - $340 |
| Keypad replacement (weatherproof) | $280 - $520 |
| Phone entry repair | $220 - $480 |
| Phone entry cellular/Wi-Fi upgrade | $340 - $680 |
| Hinge replacement (per hinge) | $140 - $280 |
| Field welding / crack repair | $180 - $320 |
| Ornamental fabrication / scrollwork | $260 - $480 |
Prices push higher in San Mateo when salt-air corrosion has damaged multiple components simultaneously or when original 1950s-1970s hardware requires custom fabrication to match. Under Haven Standard Clause 1, every price is written and agreed before any work starts - no surprise invoice at the end.
Neighborhoods We Serve in San Mateo
We dispatch to all San Mateo neighborhoods from our Bay Area office, with most calls reached within 45 minutes during business hours. Response time for emergency gate failures is prioritized by security exposure - a driveway gate stuck open overnight gets immediate dispatch.
- Shoreview
- Fiesta Gardens
- Hillsdale
- Beresford
- Hillsborough fringe
Service Area - Cities Near San Mateo
Our crews work the full Peninsula corridor surrounding San Mateo, including Redwood City, CA to the south, Atherton, CA and Menlo Park, CA to the northwest, and Palo Alto, CA to the southeast. Dispatch and scheduling are coordinated from our Bay Area office; all nearby cities receive the same written-price and documented-visit standard.
Serving San Mateo, CA - Our Local Coverage Area
We’re based in the San Mateo area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Gate Repair in San Mateo
Most emergency calls in San Mateo receive same-day dispatch, with priority given to security-exposed situations like a driveway gate stuck open overnight. A live person answers (510) 826-3980 24/7 to coordinate timing.
Most HOA-managed properties in San Mateo require approval for aesthetic changes like new gate styles or operator relocation, but simple repairs to existing systems typically do not need HOA board review. We document the pre-repair condition with photos to satisfy any HOA inquiry.
Yes, we carry sealed components and marine-grade hardware options specifically for San Mateo’s fog and salt-air exposure, and we inspect conduit seals on every call in these microclimates.
What happens when you call
- 1A real person answersNo phone trees - talk to a local gate repair pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What San Mateo Customers Say
"Our gate was hit by a delivery truck. They came out, documented the damage properly for the insurer, and the claim went through without an argument."
- Camille R."The safety loop had never been installed correctly by the previous company. They showed me the reading, fixed it, and did not charge me for the diagnosis."
- Patrick H."Gate had been dragging for a year. They photographed the bent hinge post, explained why the operator kept faulting, and gave me a fixed price to correct both."
- Terrence B.