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Tremron Construction in Tiburon, CA | Toolbox Contractors
We’re Toolbox Contractors, an independent contractor that provides Tiburon Home Remodeling and installs and services Tremron hardscape systems across Tiburon, and we handle the kind of hillside site conditions that make this town different. Our crews rebuild Tremron paver driveways, patios, and retaining walls on lots where the grade, drainage, and design-review requirements shape every cut we make. If you need Tremron work on a sloped Tiburon lot, call (855) 382-3257 for a free estimate. We’re not a manufacturer-authorized dealer, and we don’t claim Tremron warranty endorsement. What we do offer is repair and installation work that accounts for the marine fog, salt air, and steep drainage patterns that flat-lot contractors rarely deal with.

Why Tiburon Residents Choose Us for Tremron Service
Most of the Tremron installations we take on in Tiburon are replacements or rebuilds. Part of that is the housing stock: many homes in Old Tiburon and the Bel Aire hillsides date to the mid-1900s, so their existing concrete slabs, decks, and grade transitions were built long before modern paver systems existed. We know how to over-excavate a failing base, install proper geogrid and edge restraint, and re-lay Tremron units so they actually hold up on a hillside. The other part is the climate. Fog and salt air off San Francisco Bay keep surfaces damp for months at a time, and that changes how we detail paver joints and wall caps.
Norm Castellano runs our crew, and he’s been untangling botched contractor work for most of his career. He grew up watching neighbors in San Bernardino County leave projects half-done, learned construction technology at San Bernardino Valley College, and now leads a tight team that does everything from full kitchen gut-rebuilds to hillside hardscape work. His rule with Tremron: “Tell me what you’ve got and I’ll tell you what it actually needs.” That means we’ll tell you if a base rebuild and re-lay fixes your driveway, or if you’re better off replacing the whole paver field. Contact our General Contractor in Tiburon to get started.
Styles & brands we work with







Common Tremron Construction Problems We Solve in Tiburon
- Scoured joint sand and failing edge restraint on steep driveways. On hillside streets off Lyford Drive and around Bel Aire, runoff from an intense winter storm moves fast enough to wash joint sand out of Tremron paver joints. Once the edge restraint lets go, pavers start shifting. We re-lay with deeper compacted aggregate and reinforced edge restraint, and we add drainage that moves water away from the hillside.
- Efflorescence and salt-air staining on pavers and wall caps. Waterfront properties along Richardson Bay and the shoreline deal with fog that keeps Tremron surfaces damp for weeks. That persistent moisture pulls minerals to the surface and leaves white staining. We clean what can be cleaned, replace units where the surface is compromised, and recommend sealing where it’ll actually help.
- Hydrostatic pressure behind retaining walls. Tremron Chesapeake and Anchor retaining wall systems work well on sloped lots, but only if drainage behind the wall is built right. When it isn’t, water builds up, the wall leans, and pavers above it displace. We dig out the failed section, install proper drainage pipe and aggregate backfill, and rebuild the wall course by course.
- De-bonded edges where an old slab meets new pavers. A lot of Tiburon homes have original 1920s-era concrete slabs that run right up against newer paver work. If the base wasn’t over-excavated to match the grade change, the transition fails within a season or two. We cut and grade that transition properly before any Tremron unit goes down.
- View easement complications on additions with patios or drive aprons. When a second-story addition on a Tiburon hillside extends toward the bay, view easement lines can trigger neighbor notification and Town design review. We’ve rebuilt and re-graded Tremron paver patios and drive aprons as part of larger additions, after that review is settled, without throwing the hardscape out of alignment with the new structure.
Tremron Service in Tiburon: What Local Conditions Mean for Your Equipment
Tiburon’s hillside streets were platted with view easements, so a second-story addition that extends toward the bay can trigger neighbor notification and Town design review before a permit is pulled. That means our crew is often rebuilding and re-grading a Tremron paver patio or drive apron as part of a larger addition, after the easement and design-review questions are already settled. On a steep drive off Lyford Drive, our crew tore out a heaving Tremron paver apron where winter runoff had scoured the joint sand and undermined the edge restraint. We also offer Marin City Tremron service for similar hillside conditions. We over-excavated the base, added a deeper compacted aggregate section with a drainage outlet, and re-laid the Tremron pavers with reinforced edge restraint. The driveway now sheds stormwater away from the hillside instead of into it. That’s the difference between hardscape work that gets approved on a flat lot and hardscape work that survives on a Tiburon slope.
Tremron Models & Products We Service in Tiburon
We install and repair Tremron Olde Towne and Plaza Series concrete pavers, Chesapeake and Anchor retaining wall systems, CapRock wall caps, and Bristol and Stonegate paver profiles. Our approach is straightforward: we use Tremron’s own paver, wall-block, and cap units because the system is engineered to lock together, and we pair them with quality aggregate base, geogrid, and edge restraint rather than cheap substitutions. When an existing Tremron install has failed, we assess honestly whether a base rebuild and re-lay fixes it or whether the wall or paver field needs a full replacement. No top-dress patches. For Tiburon jobs, we stock the most common Tremron profiles locally so turnaround doesn’t stall on a materials order. Visit our Tremron sales & service page to see the full scope of what we handle.
See the difference
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AfterTremron Service Pricing in Tiburon
Here’s what you can expect for the three Tremron-related scopes we handle most often in Tiburon:
| Service | Price Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Home Addition (including re-graded Tremron patio or drive apron) | $45,000 – $130,000 |
Hillside lots push costs toward the upper end. Over-excavation, drainage, retaining walls, and pump-staging for concrete or aggregate all add labor and material. A flat-lot paver patio doesn’t need the same base prep as a Bel Aire hillside installation. Our free estimates include a written line-item quote, so you’ll see exactly what’s driving the number. Call (855) 382-3257 to schedule one.

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 – Tremron Construction in Tiburon
Steep grades concentrate runoff, and when water moves fast, it scours joint sand and pushes against edge restraint. Add Tiburon’s intense winter storms and you get joint erosion and shifting pavers much faster than a flat driveway would see. The fix is a deeper compacted base, proper drainage outlets, and reinforced edge restraint. Call (855) 382-3257 and we’ll assess your specific slope.
Yes, but only with proper drainage behind it. Tremron Chesapeake and Anchor wall systems are built for grade retention, but the wall will lean if water builds up behind it. We install drainage pipe, aggregate backfill, and geogrid to relieve hydrostatic pressure. On Tiburon slopes, that drainage detail is the difference between a wall that lasts and one that fails in three years.
Salt air itself doesn’t eat concrete pavers, but the persistent damp from marine fog creates conditions for efflorescence and surface staining. Tremron units at waterfront and near-shore Tiburon properties need periodic cleaning and, in some cases, sealing. We’ll tell you honestly whether sealing will help your specific exposure, or whether replacement is the better move. Call (855) 382-3257 for a straight answer.
If the addition itself triggers design review, the paver patio or drive apron tied to it typically falls under that same review scope. We also handle Tremron in Chinatown and other Bay Area hillside communities with similar easement challenges. Tiburon’s view easements mean that on hillside streets, an addition extending toward the bay can require neighbor notification before a permit is pulled. We coordinate the hardscape work after that review resolves, keeping the patio or drive apron aligned with the new structure. For a site-specific answer, call (855) 382-3257.
Usually, yes. We stock common Tremron profiles and colors for Tiburon jobs, and we’ll source the exact match from current Tremron lines where possible. Weathering can change color slightly, so a brand-new unit may not match a 15-year-old one perfectly. We’ll tell you what’s achievable before any work starts. Call (855) 382-3257 for a free estimate.
Service Areas Near Tiburon
We serve Tiburon and the surrounding hillside and flat-lot communities. If you’re in Belvedere, we handle Tremron work there too – see our Tremron service in Belvedere page. Across the water and up the coast, our Tremron service in Sausalito page covers that area. Our full Tiburon service area page lists every ZIP we cover.
Book Your Tremron Service in Tiburon Today
We know Tiburon’s hillsides, drainage patterns, and design-review process, and we know Tremron’s paver and wall systems. One contractor for the grade work, the drainage, and the hardscape. Call (855) 382-3257 to schedule a free on-site estimate.
Written by Norm Castellano, Owner at Toolbox Contractors, serving Tiburon and the surrounding Peninsula communities.