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
Ameristar Construction in Tiburon, CA | Brookside Contractors
If you need Home Remodeling – Tiburon or Ameristar construction service, we handle it: full-scope remodeling, roofing, and equipment work on hillside and waterfront parcels, with straight advice on repair versus replace. We’re an independent Ameristar service provider, not manufacturer-affiliated or authorized, so nothing we tell you is filtered through a corporate agenda. Call Brookside Contractors at (833) 725-3508 for a free estimate.

The one thing that makes our Ameristar work in Tiburon different? We understand, as your General Contractor – Tiburon, that almost every lot here is a geotechnical problem before it’s a building problem. Steep slopes, salt fog, and BCDC coastal rules change the math on an equipment swap, a kitchen remodel, or a roof repair in ways a flat-lot contractor never sees.
Why Tiburon Residents Choose Us for Ameristar Service
We’ve worked on enough Ameristar systems around Tiburon and the Marin peninsula, including Ameristar in Marin City, to know how they actually age in this climate. Salt-heavy marine fog off the bay, winter runoff cutting down steep lots, aging hillside foundations that were never permitted properly in the first place. Those factors shape what fails, when it fails, and whether it’s worth fixing.
Nate Burrell, owner and general contractor at Brookside Contractors, learned construction on the hillsides south of here, and he’s spent two decades dealing with exactly the kind of slope-drainage and corrosion problems Tiburon throws at a house. We don’t push replacement when a repair makes sense, and we don’t patch something back together when the numbers say it’s done. We match the material to the project, and we tell you straight what’s going to hold up and what won’t.
For Ameristar-specific work, we stock common OEM parts locally and source the rest fast. That means less waiting for a condenser fan motor or a control board when your heat pump goes down in August. Learn more about our Ameristar sales & service approach.
Styles & brands we work with







Common Ameristar Construction Problems We Solve in Tiburon
Here’s what we see on Ameristar equipment and homes across the 94920 ZIP, and how Tiburon’s local conditions play into each one:
- Corroded condenser coils and fan bearings from marine fog. Ameristar M4 and M8 series condensers on waterfront and bluff-edge lots take a beating from salt air. Coil fins pit, cabinet screws seize, and fan motor bearings grind out years before the same units fail a few miles inland. We replace coils or motors with OEM parts where it makes sense, and tell you honestly when corrosion has spread far enough that a new unit costs less over five years than three more repairs.
- Condenser pads drifting out of level on sloped lots. Heavy winter runoff across hillside parcels, especially where decks and platform mounts were added over pier-and-grade-beam foundations, shifts pads and stresses line sets and refrigerant connections. We relevel the pad, correct the slope away from the unit, and isolate the line set so the next storm season doesn’t undo the fix.
- Moisture intrusion in crawlspace-mounted air handlers. Older Tiburon homes on hillside lots often have Ameristar air handlers squeezed into tight crawlspaces or unpermitted basement conversions. Slope drainage finds those spaces. Condensate lines clog, control boards corrode, and blower motors fail early, and it’s usually the drainage around the house, not the equipment, that’s the root cause.
- Blower wheels and coils loading up with pollen and dust. Tiburon’s steep, tree-lined sites produce a lot of airborne debris, and the wet-dry cycling from fog to sun packs it into coils and blowers faster than flat inland lots. That drives short cycling, reduced capacity, and higher bills. A seasonal clean and a check of the condensate path fixes most of it.
- Roof leaks around equipment curbs and penetrations. Where Ameristar packaged rooftop units or roof penetrations for line sets were cut through shingle or tile roofs on hillside homes, wind-driven rain and salt air accelerate flashing failures. We work the roof repair and the equipment work as one job, not two handoffs. Roof Repair is a core service here for a reason.
Ameristar Service in Tiburon: What Local Conditions Mean for Your Equipment
Above the Old Rail Trail, our crew took on a Chinatown Ameristar service-style heat-pump replacement on a 1950s hillside cottage where the original condenser sat on a timber platform that had sagged out of level after a winter runoff. We corrected the pad, isolated the line set, replaced the corroded Ameristar fan motor and contactor, and tied the whole install into the slope-drainage fix so the next rainy season wouldn’t undo the work. That’s the kind of job a flat-lot Marin contractor never sees, and it’s routine here.
Tiburon sits on a steep peninsula where almost every buildable lot is hillside, waterfront, or bluff-edge. So an Ameristar equipment swap, a kitchen remodel, or a new roof here is fundamentally a coastal-engineering and geotechnical job, governed by Tiburon’s own hillside and design-review ordinances layered on top of county and BCDC rules. Grading or foundation permits on many parcels trigger geotechnical reports and design-review scrutiny that the same job a few miles inland never faces. If you’re planning anything beyond a simple like-for-like swap, budget for that review time and the engineering documents. We handle it as part of the scope, not as a surprise change order later.
Ameristar Models & Products We Service in Tiburon
We service the full range of Ameristar equipment common across Tiburon’s housing stock:
- Ameristar M4 and M8 series split-system air conditioners and heat pumps, the builder-grade units you’ll find on mid-century hillside remodels and ADU add-ons across the peninsula.
- Ameristar 80% and 95% AFUE gas furnaces, including the tight-clearance installations common in older Tiburon mechanical closets.
- Ameristar air handlers and cased evaporator coils paired with builder-grade condensers, including crawlspace and attic installations on sloped lots.
- Ameristar packaged rooftop systems and ductless mini-splits on ADU builds and additions.
On parts, we use OEM Ameristar motors, contactors, capacitors, and control boards where the unit warrants it. When an OEM part is discontinued or an aftermarket relay or capacitor adds the same remaining life for less, we say so. The point is honest repair economics, not a parts invoice.
See the difference
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AfterAmeristar Service Pricing in Tiburon
What you’ll pay depends on the project scope, the slope access, and what the coastal environment has already done to the structure. Here are the ranges we quote across the 94920 ZIP:
| Service | Price Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Cabinet Installation | $4,000 – $13,000 |
| Countertop Installation | $2,000 – $6,500 |
| Bathroom Remodel | $9,000 – $28,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Roof Replacement | $8,000 – $20,000 |
| Roof Repair | $400 – $1,800 |
| Metal Roof Installation | $15,000 – $40,000 |
Every free estimate includes a written line-item quote. No allowance games, no change orders after we start unless you change the scope. If a hillside lot needs a retaining wall or drainage correction before equipment or cabinetry goes in, that’s in the first quote, not a surprise later. Call (833) 725-3508 to schedule your free estimate.
Serving Tiburon, CA — Our Local Coverage Area
We’re based in the Tiburon 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 – Ameristar Construction in Tiburon
No, it’s a slope and drainage problem. Ameristar pads, like most builder-grade condenser pads, sit on top of whatever surface was there. On a Tiburon hillside, winter runoff erodes soil or shifts timber platforms, and the pad goes with it. We correct the grade, install proper drainage, relevel the pad, and isolate the line set so the unit doesn’t fight the hill. If the pad has drifted far enough to stress the refrigerant lines, we check the connections and recharge before we call it done. Call (833) 725-3508 and we’ll look at your specific slope.
Yes. The marine layer off Richardson Bay and the bay side of the peninsula carries salt that corrodes coil fins, cabinet screws, and fan motor bearings on Ameristar condensers years before inland units show wear. Waterfront and bluff-edge lots see the worst of it. We see units ten years old that look twenty. If your condenser sits in fog and salt air, plan on more frequent coil and motor inspection, and talk to us about protective coil coatings before you write the purchase order. Call (833) 725-3508 for an assessment.
Often yes. Any project that moves load-bearing walls, changes the footprint, or adds weight to a sloped lot can trigger Tiburon’s hillside and design-review ordinances, plus BCDC review if you’re near the shoreline. A kitchen remodel that stays inside the existing envelope is usually simpler, but if you’re adding an ADU, expanding a deck to hold new appliances, or cutting into a hillside for more space, expect geotechnical reports. We handle the permit path from the start, including the engineering documents, so you’re not surprised by a review delay after demo starts. Call (833) 725-3508 and we’ll map out what your specific parcel needs.
Almost certainly. Crawlspaces on sloped lots collect runoff, and older Tiburon homes often have undersized or missing drainage. That moisture gets into the air handler, corrodes the control board, clogs the condensate line, and shortens the blower motor’s life. The fix usually includes drainage correction around the house, a vapor barrier in the crawlspace, and sometimes relocating the air handler to a conditioned space. We treat the drainage and the equipment as one problem, because they are one problem. Call (833) 725-3508.
Three reasons, usually in combination: pollen and dust off the tree-lined hillsides loading up the coil, wet-dry fog cycles packing debris into the blower wheel, and a condensate path that’s partly clogged from slope runoff. The unit runs, overheats or trips a limit, shuts down early, restarts, and repeats. We clean the coil, clear the condensate, check the charge, and correct the drainage A short-cycle is often a maintenance issue, but if the equipment is 12+ years old and fighting corroded coils on a drifting pad, we’ll tell you honestly whether repair or replace makes more sense. Call (833) 725-3508 and we’ll check it.
Service Areas Near Tiburon
We serve Tiburon and the surrounding Marin and South Bay areas, including Tiburon service area calls across the 94920 ZIP, plus Ameristar service in Belvedere and Ameristar service in Sausalito. We also take calls from Morgan Hill, San Martin, Gilroy, and the surrounding South County communities where our crews are based. If you’re anywhere on the peninsula or within our South Bay reach, call and we’ll tell you straight if we can take the job.
Book Your Ameristar Service in Tiburon Today
The free estimate is the start of the conversation, not a sales pitch. Call (833) 725-3508 and tell us what’s going on with your Ameristar equipment or your remodel plans. We’ll schedule the site visit, put together a written quote, and map out the permit path for your specific Tiburon parcel. One contractor, every phase.
Do it once, do it right – everything else is just a future repair bill.
Written by Nate Burrell, Owner at Brookside Contractors, serving Tiburon and the Marin peninsula.