Whole Home Remodeling in Signal Hill
Most Signal Hill homeowners who contact us about whole home remodeling are happy with their location and ready to change how their house actually functions. Housing here was built in phases after the city incorporated in 1924, three years following the 1921 oil strike on the hill, so many properties near Hilltop Park and Reservoir Park are modest single-family homes on small, often sloping lots, with compact kitchens that predate open floor plans by decades. A whole home remodel addresses all of that in one coordinated project: floor plans opened up, walls relocated, plumbing and electrical brought current, and permits pulled through the City of Signal Hill covering the full scope of work. That is a fundamentally different undertaking than a single-room renovation, and we approach the planning accordingly from the first walk-through.
Services We Offer
Structural & Seismic Work
Roof, Windows & Envelope
Additions & ADUs
Our Whole Home Remodeling Process in Signal Hill
Whole home remodeling in Signal Hill starts with a thorough walk-through of the entire house, not just the rooms you want changed. We look at the attic, the crawl space or slab, the electrical panel, and the supply lines, and where something is in doubt we investigate before drawing anything: a sewer camera, asbestos testing on textured ceilings, a structural review of framing altered in past decades. Homes here were built in phases after the city incorporated in 1924, and many sit on sloping lots, so we pay close attention to the foundation and any framing that has been modified over the years.
Once we understand what the existing house is doing, we draw the current layout and the proposed one so changes happen on paper where they are inexpensive. Structural engineering and Title 24 energy documents go into the same plan set, which we submit together to the City of Signal Hill for a single building permit. Cabinets, tile, flooring, and fixtures for every room are selected before demolition begins. Construction follows a fixed sequence: demolition, structural work, rough plumbing, electrical and HVAC, inspections, insulation, drywall, and finishes, with one project manager carrying the job through final inspection.
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What a Whole Home Remodel Involves in Signal Hill
A whole home remodel in Signal Hill almost always requires a full building permit with plan check. That is because the work touches structure, plumbing, electrical and mechanical systems at the same time, and the City of Signal Hill issues permits and reviews plans for all of it before construction begins. One detail that sets Signal Hill apart from neighboring cities is its separate Oil and Gas Code, which includes development standards for properties containing abandoned wells. Since much of the city’s housing sits on or near what was once an active oil field, we review your parcel against that code at the very start of planning. Depending on what we find, it can affect exterior materials, required setbacks, or the review path your permit follows before any walls come down.
The age of the housing stock is the other major factor shaping what we find once work begins. Much of Signal Hill developed in phases after the city incorporated in 1924, so a large share of the single-family homes here predate modern construction standards by decades. Houses built before 1978 may contain lead-based paint, and any contractor who disturbs it must follow the EPA Renovation, Repair and Painting rule. Horizon is an EPA Lead-Safe Certified Firm. Popcorn ceilings, certain older flooring and duct wrap can also contain asbestos, so suspect materials are tested before any removal begins, and abatement goes to a licensed contractor. Galvanized supply lines and undersized electrical panels show up regularly in homes of that era, and a whole home remodel is the practical time to address them while the walls are already open.
Two California rules come up on nearly every whole house project. Civil Code 1101.4 requires high-flow toilets, showerheads and faucets to be replaced with water-conserving fixtures on many permitted remodels of pre-1994 homes, so we build that into the fixture schedule from the start rather than discovering it at final inspection. California’s Title 24 energy code applies to remodels as well as new construction. New windows, HVAC changes, insulation and lighting all have to comply, and we prepare the compliance documents as part of the plan set.
Structure is the remaining variable, and it matters especially in Signal Hill because much of the city’s housing sits on sloping ground. Removing a load-bearing wall to open one of those compact pre-open-plan kitchens to the living area means an engineered beam, posts and sometimes new footings. Raised-floor houses can also benefit from foundation bolting and cripple-wall bracing while the work area is accessible. Unpermitted additions, enclosed patios and garage conversions are common throughout the city, and they need to be legalized, upgraded or rebuilt before the city will sign off on the broader project. If additional living space is part of the goal, state law allows an ADU on most single-family lots, and it can be planned and permitted alongside the main remodel.
Other Remodeling Services We Offer
A kitchen remodel touches more trades than any other room in the house: layout, cabinetry, plumbing, electrical, ventilation and finishes. Horizon designs and builds kitchen remodels under one contract, from the measured layout to the final inspection.
Whether you envision a classic Southern California pool or a fully customized backyard oasis, Horizon Construction & Remodeling delivers the highest level of quality and service. Our comprehensive pool design and remodeling services cover everything from layout and decking to built-in BBQs and final touches like landscaping. Let Horizon be your trusted partner in transforming your backyard into the perfect outdoor retreat.
If you are planning a complete bathroom remodel or simply want to change your tub, shower, update your plumbing fixtures, or make the space more efficient, our team at Horizon will help you through the process with expert advice, professional craftsmanship, and affordable options with beautiful results. Learn more about our bathroom remodeling services.
Transform your space with our expert interior work services. We offer a comprehensive range of solutions — from space planning and custom design to the selection of high-quality finishes and materials. Our team of experienced professionals works closely with you to create a space that’s both functional and stylish, tailored to your unique needs, goals, and budget. Whether you’re updating a single room or overhauling your entire interior, we bring precision, creativity, and craftsmanship to every project.
At Horizon, we believe your home is more than just four walls — it’s where life happens. It’s the place you relax, gather with family and friends, and create lasting memories. That’s why we offer a full range of exterior work services designed to elevate your outdoor living space. From patios and hardscaping to custom decks and exterior renovations, we help turn your vision into a dream yard that complements your lifestyle and enhances curb appeal.
At Horizon Construction & Remodeling, our expert team includes a dedicated design and planning division that works hand-in-hand with licensed architects and structural engineers. We take care of everything — from detailed plans and blueprints to securing city permits — so you don’t have to deal with delays or red tape. Our goal is to streamline the process and provide a fully approved set of documents that aligns with both your vision and city regulations, saving you time and stress.
Why Choose Horizon Remodeling For Whole Home Remodeling in Signal Hill
Why Signal Hill Homeowners Work With Horizon
Horizon Construction and Remodeling is a licensed Class B general building contractor, bonded, and has held an active license since 2009. A whole-home remodel is exactly the kind of project a Class B license covers: multiple trades working together, structural considerations, and a coordinated permit process through the City of Signal Hill. We handle the drawings, engineering coordination, permits, and construction under one contract with one project manager managing all of it.
That structure matters in a city where the permit process includes not just standard building review but also a separate Oil and Gas Code that applies to properties sitting above or near abandoned wells. Many Signal Hill lots carry that history, and we factor in those municipal realities from the planning stage rather than discovering them mid-project. Because the people who develop the floor plan communicate directly with the crew building it, there is no gap between what was designed and what gets built.
We also keep conversations honest about the parts homeowners sometimes prefer not to hear: what an older house typically needs once walls are opened, whether living on-site during construction is practical, and which upgrades can reasonably wait without creating larger costs down the road. Finishes across every room are coordinated at our Fullerton office, keeping your kitchen, baths, and other spaces consistent throughout.
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Whole Home Remodeling FAQ
How is a whole home remodel different from a regular home remodel?
A whole home remodel treats the house as one connected system rather than a collection of separate rooms. Instead of updating a kitchen one year and a bathroom the next, several areas are redesigned at once, walls are moved or removed to reshape the floor plan, and plumbing, electrical, and HVAC are brought up to date throughout. In Signal Hill, where many homes date to the mid-twentieth century and carry the compact layouts of that era, coordinating everything under one set of drawings and one permit package means trades move through in sequence and finished work is never torn open for the next phase.
What's the difference between a whole home remodel and a complete home renovation?
A remodel changes layouts and finishes, while a renovation restores what holds the house together, and most whole home remodeling projects in Signal Hill involve both at once. The two goals overlap more often than not, so we scope them together from the start. Structural and weatherproofing work comes first, followed by systems buried inside walls, then the surfaces you live with every day. Permits for this work go through the City of Signal Hill.
Do we have to move out during a whole home remodel?
Whether you can stay in your Signal Hill home during a whole home remodel depends on the scope of work. Tearing out the kitchen and every bathroom at once, or pulling floors and drywall throughout the house, typically pushes most families out during the heaviest phases. If the project can be staged so that one bathroom stays functional and a temporary kitchen goes in another room, some homeowners do stay put. Phasing adds time to the schedule, so we walk through that trade-off once the plan is drawn.
How long does a whole home remodel take?
How long a whole home remodel in Signal Hill takes depends on the scope of work, how smoothly plan check moves, and how quickly you finalize your selections. Design and permitting often consume as much time as the construction phase itself, and plan check with the City of Signal Hill can run several weeks on its own. Structural work, additions, or conditions hidden inside walls of the older housing stock common here will extend the build further. We provide a project-specific schedule with your proposal, and getting the drawings started early has the greatest effect on when you move back in.
Who handles the permit for a whole home remodel in Signal Hill?
Yes, we handle permitting for whole home remodeling in Signal Hill from start to finish. Our team puts together the full plan set, which includes structural engineering and Title 24 energy documents, then submits everything to the City of Signal Hill and works through any plan-check comments until the permit is in hand. Because Signal Hill still sits on an active oil field, properties with abandoned wells may fall under the city’s Oil and Gas Code, and we factor that into the planning process early. We coordinate and attend all required inspections, including framing, mechanical, plumbing, electrical, and insulation, and we close out the permit at final. If an HOA review also applies to your project, we build that into the schedule so nothing stalls the work.
What drives the cost of a whole home remodel?
Whole home remodeling costs in Signal Hill vary too widely for a published price range to mean much, because two houses of similar size can land far apart depending on what the work actually involves. The biggest cost drivers are structural changes such as removing a load-bearing wall, relocating a kitchen or bathroom, how much repiping, rewiring, and panel work the house needs, any lead or asbestos handling, added square footage, and the finish level you choose. Older homes in the Hilltop Park and Reservoir Park areas often turn up more than one of those factors at once. Every proposal we put together breaks the scope out line by line, separating work that has to happen from choices that are yours to make.
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Horizon is a licensed Class B general building contractor serving Signal Hill and the surrounding Los Angeles County communities.