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.
Gate Company in Alamo, CA
Gate work in Alamo is different from almost anywhere else in Contra Costa County. We service automated driveway gates on estate properties, equestrian ranches, and hillside homes where clay soil shifts seasonally and throws swing gates out of alignment. Most Alamo jobs involve one of three things: a gate that won’t open, a gate that needs replacing, or an electric system that stopped responding. Call (940) 412-7340 and we’ll give you a written price before any work starts.
Why Alamo Homes Are Different
Alamo has one of the highest densities of automated estate driveway gates per capita in Contra Costa County. The housing stock runs large custom homes on multi-acre lots, many built between the 1960s and 1990s, and a significant share are equestrian properties. That mix means our technicians regularly work on ornate wrought-iron driveway gates at the front of a property and then walk the back fence line to look at ranch-style wooden gates or livestock pen hardware on the same visit.
The terrain here adds another layer. Many Alamo lots slope toward Mount Diablo on clay-heavy soil. Wet winters make that clay expand, and dry summers make it contract. The result is ground movement that pushes gate posts out of plumb, season after season. A gate that closes fine in July may bind in February. That’s not a defect in the gate. It’s the ground under it moving, and it means realignment and hinge work are recurring maintenance here, not a one-time fix.
Permitting is different too, because Alamo is unincorporated. Gate installation or modification permits route through Contra Costa County Public Works rather than a city building department. Properties in the eastern hillside WUI zones also need manual gate release mechanisms to meet CAL FIRE emergency access requirements. Those two procedural details trip up flat-suburb gate companies every week. We see them on a regular basis.
Our Main Alamo Services
Most calls we take from Alamo homeowners fall into two buckets: a gate that’s stopped working and needs repair, or a property that needs a new gate installed. Electric gate systems are common enough here that they get their own dedicated page too.
Gate Repair in Alamo
A gate that won’t open, sags on its hinges, or makes a grinding noise is the most common call we get from Alamo. The causes vary: a bent hinge from years of post movement, a cracked weld on a heavy iron gate, a wheel that wore through. On hillside lots, we frequently find the gate post itself has shifted out of plumb, and the repair involves resetting or re-shimming the post rather than just adjusting the gate. We quote the work in writing before we touch a single bolt. Details are on our Gate Repair in Alamo page.

Gate Installation in Alamo
New gate installations in Alamo range from replacing a tired wooden ranch gate to building a full automated driveway entrance with an iron gate and operator. Because most properties here are multi-acre with slopes, we pay close attention to post depth, concrete footings, and how the ground moves seasonally. A gate post set to minimum depth on shifting clay will be out of plumb in two winters. We also handle the county permit route so the job doesn’t stall. See Gate Installation in Alamo for what a full project involves.

Electric Gate Repair in Alamo
Electric gate systems fail in Alamo for a few predictable reasons. Summer heat above 100°F bakes wiring insulation and rubber seals. Winter rain finds its way into control boxes not sealed properly. And the operator, the motorized arm or underground opener that pushes the gate, eventually wears out, sometimes after ten or fifteen years of daily cycles. We carry parts for major brands and diagnose the operator, the photo eyes, the keypad, and the loop detector before we recommend anything. Read more on our Electric Gate Repair in Alamo page.

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.
Brands We Service in Alamo
Our technicians service FAAC, BFT, Linear, and Viking operators regularly across Alamo, and we keep common parts for these brands on the truck so one trip handles most repairs. If your gate operator is from a brand you don’t recognize, call and we’ll identify it. See our brands page for the full list we cover.
Pricing for Gate Company in Alamo, CA
| Service | Typical range in Alamo |
|---|---|
| Gate opener repair (common brands) | $180-$340 |
| Swing gate actuator swap | $550-$950 |
| Slide gate motor replacement | $700-$1,200 |
| Gate hinge repair or replacement | $150-$400 per hinge |
| Gate post reset / realignment | $300-$650 per post |
| Gate wheel or roller replacement | $120-$280 per wheel |
| Keypad or intercom install | $350-$750 |
| Photo eye safety sensor replacement | $140-$250 per sensor |
| Welded gate frame repair | $250-$600 |
| Full residential gate replacement | $3,500-$9,000 |
Prices in Alamo run toward the upper end on hillside properties where post footings need extra concrete and on gates where the operator sits a long way from the nearest power source. Every price is written down and agreed before we start, so the number we quote is the number you pay.
Neighborhoods We Serve in Alamo
We cover all of Alamo and the surrounding unincorporated pockets. Most areas are reachable from the main corridors through Danville and Walnut Creek within 30 to 45 minutes, and we coordinate a real arrival window before every job.
- Stone Valley Road corridor
- Alamo Springs
- Livorna Road area
- Bryan Ranch estates
- Las Trampas hillside properties
Service Area – Cities Near Alamo
Our Alamo crews also regularly work nearby communities in the central Contra Costa County corridor. We serve Walnut Creek, CA, Moraga, CA, Lafayette, CA, and Danville, CA with the same written-price standard on every gate job.
Serving Alamo, CA - Our Local Coverage Area
We’re based in the Alamo 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 Company in Alamo
For a gate that’s stuck open or a security gate that won’t close, we schedule an arrival window, not a vague “sometime today.” Most Alamo calls are reached the same day for urgent failures, and we coordinate a specific time before we roll. Call (940) 412-7340 and we’ll tell you the window.
New gate installations and significant modifications in Alamo are permitted through Contra Costa County Public Works, since the community is unincorporated. Repairs to an existing gate typically don’t require one. We confirm the permitting route on your specific project before we quote, so nothing gets delayed mid-job.
Yes. Every repair we do in Alamo carries the same written 365-Day Done Right Promise: if the repair fails within the guarantee period, we come back and make it right at no charge. The guarantee is stamped on the invoice, in writing, every time. Call (940) 412-7340 for a free estimate on any gate issue.
If your Alamo gate is acting up, sagging, or not opening, call us at (940) 412-7340. You’ll get a live person, a real arrival window, and a written price before we begin. Dean Prescott and the team at Portcullis Gate Repair back every job in writing.
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 Alamo Customers Say
"Our intercom and gate motor both quit. They fixed the whole system in one visit and explained the warranty clearly. On time, polite, and tidy. Can't ask for more."
- Yvette Marchetti"Good repair on a sagging gate and a new hinge welded on. Took them a couple days to get the part in, but they told me that up front and it's been solid since."
- Hector Villanueva"The opener gave out and we were manually pushing the gate for a week. Portcullis got us in quick, swapped the opener, and set up the remotes for both our cars. Great to have it working again."
- Priscilla Nava





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