ADU Company in Pomona — Design, Permits and Build Under One Contract

We handle the design, the engineering, and the city permit, then build it. One contract, one crew, one accountable point of contact. Free feasibility check on your lot before you commit.

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ADU Company in Pomona, CA

Kitchen remodeling in Pomona takes a different shape than in nearby foothill cities, and it starts with the house itself. Most homes in the 91766 and 91767 core were built between the 1920s and 1960s, which means small galley kitchens, load-bearing walls where you’d least expect them, and floor plans that were never designed for a modern family. Add the inland San Gabriel Valley heat, and you need materials that hold up when the kitchen hits 90 degrees in September. At Harvest ADU Builders, we handle the full kitchen scope in Pomona, from tearing out a 1950s ranch kitchen to finishing a brand-new ADU kitchen. Call (866) 538-0916 to talk through your project.

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Why Pomona Homes Are Different

Pomona’s housing stock is overwhelmingly single-story stucco bungalows and Spanish-revival ranches from the pre-war and mid-century eras. These homes sit on long lots with detached or attached garages, and many of the older kitchens share a wall with a service porch or an alley-facing garage. When we gut a 1940s kitchen in the downtown bungalow belt, we’re almost always working around original structural framing, knob-and-tube remnants, and slab foundations that have settled unevenly over 80 years. The city’s inland climate pushes summer temperatures well past what coastal LA sees, so ventilation, A/C routing, and insulation choices matter more than they would in Claremont or La Verne. Santa Ana winds in the fall also mean exterior kitchen vents and range hoods need proper flashing and fire-rated detailing. The result is that Pomona kitchens need more discovery work upfront, but the payoff is a remodel sized to the actual house, not a template.

Our Main Pomona Services

Two services dominate the calls we get from Pomona homeowners: full ADU construction and bathroom remodeling. Here’s what each one involves in this city.

ADU Builders in Pomona

Pomona’s deep lots and alley-adjacent garages make it one of the easier San Gabriel Valley cities for detached and garage-conversion ADUs. We work with homeowners across the 91766 and 91768 zip codes who are converting old detached garages or building rear-lot units for Cal Poly Pomona student rentals and multigenerational family housing. The older garages here often need structural reinforcement and foundation repair before conversion, and the city’s alley access means many rear-lot ADUs go in without cutting a new driveway. We match you to the right build method, prefab or site-built, based on your lot and budget. See the full scope at ADU Builders in Pomona.

ADU Builders in Pomona

Bathroom Remodeling in Pomona

Bathrooms in Pomona’s 1920s-1960s homes run small, often 5 feet by 8, with cast-iron plumbing that’s reached the end of its life. We rebuild these bathrooms with modern waterproofing, exhaust ventilation sized for the inland heat, and layouts that work for multigenerational households, which are common in the 91766 and 91767 neighborhoods. The work often includes subfloor repair where decades of slab movement have cracked old tile. Read the full breakdown at Bathroom Remodeling in Pomona.

Bathroom Remodeling in Pomona
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What happens when you call

  1. 1
    A real person answersNo phone trees — you reach a local pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched.
  3. 3
    A background-checked tech heads outLicensed & insured, dispatched right away.
  4. 4
    You approve before work beginsNothing starts until you say go.

Kitchen Remodeling in Pomona

Kitchen remodeling in Pomona usually means one of two things: bringing a 1940s-1960s kitchen up to modern code and layout, or finishing the kitchen inside a newly built ADU. The older bungalows around the downtown core have small, closed-off kitchens with load-bearing walls that constrain what can be opened up, while the newer east-side tract homes offer more square footage but often have dated layouts from the 1980s and 1990s. The inland climate means we specify range hoods with real CFM, insulate exterior kitchen walls properly, and route A/C supply lines so the kitchen stays cool during Pomona’s hot summers. We’re the same team that builds ADUs from the ground up, so a detached-ADU kitchen gets the same attention as a main-house remodel. For the full picture of our kitchen capability, see Kitchen Remodeling.

Galley Kitchen Expansion

Signs you need it

Your Pomona bungalow has a narrow one-cook kitchen with no landing space and a refrigerator that blocks a doorway.

What it costs in Pomona

Galley kitchen expansions in Pomona typically run $45,000 to $85,000 depending on whether we remove a bearing wall and how much structural work the 1940s-1960s framing requires.

How we do it

We assess the load path, engineer a beam or header, reframe the opening, relocate plumbing and electrical, then rebuild the kitchen with full-depth cabinets, new countertops, and a working layout that handles two cooks.

ADU Kitchen Build-Out

Signs you need it

You’ve built or bought an ADU shell and now need a functional kitchen that meets California code for a rental or family unit.

What it costs in Pomona

Full ADU kitchen build-outs in Pomona start around $18,000 and run up to $35,000 based on finish level, appliance package, and whether we’re working in a prefab unit or a site-built structure.

How we do it

We size the kitchen to the ADU’s floor plan, run dedicated circuits, install code-compliant ventilation, and finish with cabinets, counters, sink, and appliances so the unit is move-in ready.

What Kitchen Remodeling Costs in Pomona

Item Typical range in Pomona
Galley kitchen expansion $45,000 – $85,000
ADU kitchen build-out $18,000 – $35,000
Full main-house kitchen remodel $35,000 – $90,000

How long does a kitchen remodel take in Pomona?

Most Pomona kitchen remodels run 6 to 10 weeks from demo to final walkthrough. Older homes in the 91766 core can add a week or two when we uncover foundation issues or outdated wiring that needs correction before rough inspection. Call (866) 538-0916 for a timeline specific to your house.

Do you pull permits for Pomona kitchen remodels?

Yes, we pull all required Pomona building permits and schedule every inspection. Structural changes, electrical, and plumbing all require city review, and we handle that process from plan submittal through final sign-off. Call (866) 538-0916 to get your project started.

Brands We Service in Pomona

We service and install ADUs and interiors from Mighty Buildings, Boxabl, and Plant Prefab, plus Tuff Shed-based conversions. Parts and finish materials are ordered to our Pomona job sites directly from the manufacturer, so lead times stay honest without a middleman warehouse. See our brands for the full roster.

Pricing for ADU Company in Pomona, CA

Service Typical range in Pomona
Galley kitchen expansion $45,000 – $85,000
ADU kitchen build-out $18,000 – $35,000
Full main-house kitchen remodel $35,000 – $90,000
Detached new-construction ADU $180,000 – $320,000
Garage-conversion ADU $80,000 – $150,000
Prefab ADU (turnkey site cost) $150,000 – $280,000
Bathroom remodel $18,000 – $42,000

Prices in Pomona push higher when we’re working on pre-war homes with unreinforced stucco, settled slabs, or old wiring that needs a full circuit upgrade before rough inspection. When we quote a Pomona kitchen or ADU project, we give you a written line-item price and we do not change that number mid-job unless you change the scope. Call (866) 538-0916 for a free estimate on your specific property.

Neighborhoods We Serve in Pomona

We work across all of Pomona, from the pre-war bungalow neighborhoods around downtown to the mid-century tracts on the east side. Our crews are usually on a Pomona job within 2 to 3 weeks of contract signing, depending on permit review timing at the city.

  • Lincoln Park and the historic downtown core
  • Westmont and the 91766 corridor
  • Phillips Ranch
  • East Pomona and the 91768 tracts
  • North Pomona near the La Verne line

Service Area – Cities Near Pomona

Harvest ADU Builders also covers the surrounding foothill and valley cities. We work in La Verne, CA, Claremont, CA, Montclair, CA, and Los Serranos, CA. If you’re in one of those cities and planning an ADU, kitchen remodel, or bathroom remodel, call (866) 538-0916 and we’ll confirm coverage for your address.

Serving Pomona, CA — Our Local Coverage Area

We’re based in the Pomona 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 ADU Company in Pomona

Ready to get started? Free estimates · Written quotes before work starts response in Pomona
Call (866) 538-0916

What happens when you call

  1. 1
    A real person answersNo phone trees — talk to a local adu pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you — the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Pomona Customers Say

★★★★★ 4.8 from 4+ reviews

"Unit came out great and the tenant is happy. The timeline ran long, largely because of how slow the city was on plan check, though a couple of the delays were scheduling on their end."

— Vikram Sharma

"Garage conversion to a one bedroom unit. He handled the plans, the city submittal, and every round of corrections. Took six months from first meeting to final inspection and he never once made the permit process my problem."

— Heather Rhodes

"The kitchenette layout he suggested made better use of the space than the one on our original sketch."

— Marco Reyes

How It Works in Pomona

Getting your adu handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your adu needs and we provide an upfront, transparent quote — no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Pomona — typically within 30–60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

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