24+ years in operation
Established in 2002. Coastline has delivered projects across Southern California through changing markets, codes, and expectations.
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Coastline Home Services
HVAC & Mechanical
Mechanical systems coordinated with framing, electrical, and finishes — not dropped in after drywall.
Service Overview
What this service includes
Comfort systems fail when duct routes and capacity are ignored during design.
Coastline coordinates HVAC and mechanical work inside remodel and custom home packages with licensed specialists.
Rough-in timing is locked with framing and electrical so finishes are not cut open later.
ADUs and additions get capacity checks so the new space does not overload the existing system.
- Typical project size
- $10K – $50K
- Typical duration
- 1 – 2 weeks
- Permit requirements
- Often
Why Coastline
Why homeowners choose Coastline
Professional project management
Dedicated project managers, structured communication, and clear milestones from evaluation through completion.
Licensed & insured
California General Contractor License #813394. Fully licensed, bonded, and insured for your protection.
Documented process
Clear digital communication and documented milestones — without replacing the human relationship at the center of every build.
Our Process
From evaluation to completion
Evaluation
We review your project scope, site conditions, and goals before scheduling a site visit.
Planning
Design coordination, permits, selections, and a detailed scope aligned to your vision.
Pre-construction
Scheduling, site protection, material procurement, and mobilization before work begins.
Construction
Managed build with regular updates, inspections, and a dedicated project manager.
Completion
Final walkthrough, punch list resolution, and project handoff.
Project Gallery
HVAC & Mechanical in progress and completed
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Before & After
The transformation
Project Video
See the work
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FAQ
Frequently asked questions
We manage and coordinate licensed mechanical subcontractors under the GC package.
During framing/MEP phase — before insulation and drywall.
Yes with a protection and temporary comfort plan.
Permits
Common permit information
Permit requirements for hvac & mechanical vary by scope and jurisdiction. Coastline identifies requirements during evaluation. Typical permit level: Often.
Permit assessment
We review your project scope against local building department requirements before construction begins.
Documentation & submission
Coastline prepares and submits permit applications and schedules required inspections.
Licensed execution
All work performed under California General Contractor License #813394.
Related Projects
HVAC & Mechanical projects
Whole Home
Laguna Beach Whole Home
Laguna Beach
Custom Home
Malibu Custom Home
Malibu
Service Areas
Southern California
Coastline serves homeowners across Southern California counties.
Smart Project Evaluation
Smart Project Evaluation
Share photos, plans, or a description of your project. A Coastline project manager reviews your submission and responds within one business day — no obligation.
Begin with a project evaluation
No obligation. Share your project details and a Coastline project manager will respond within one business day.
Request a Project EvaluationOr Contact Coastline · License #813394