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New home construction in San Bernardino County, CA

Your lot, your plans, and one name on the permit

A licensed Class B general contractor building single family homes across the West End and the High Desert. The soils report, the grading, the utilities and the plan check all sit inside one contract, and you approve the written scope and price before anything is graded.

Why owners hand us a ground-up build

Licensed and bonded

CSLB # 1105333, Class B General Building, plus a $25,000 contractor bond. Both are public record and both are linked further down this page.

Class B is the license for this job

California defines a Class B general building contractor as one whose work involves at least two unrelated building trades. A ground-up house is the job that classification exists for, and you can read the record yourself.

One contract, soils report to occupancy

The survey, the engineering, the permit, the build and the utility connections sit under one contract with one accountable name, rather than four contracts that each stop at somebody else's edge.

Change orders before the work

If the number has to move, you see why and you approve it in writing before anything else is built.

Choosing a custom home builder

Most of a new build happens before anything is built

People picture a ground-up build starting with a foundation. It starts with paper, and out here it starts with the ground. Before a permit exists you need a geotechnical report on what the soil actually does, a grading plan, architectural and structural drawings, and Title 24 energy documentation. San Bernardino County, CA sits on the San Andreas and the San Jacinto, and a parcel inside an Alquist-Priolo earthquake fault zone needs a fault investigation before a habitable structure can be permitted on it at all.

If the lot is out in the High Desert there is usually another layer. No sewer main means a septic system, percolation testing and county environmental health sign-off, and often there is no water main in the street either. None of this is unusual and none of it is a reason to walk away from a parcel. It is a reason to have all of it priced and sequenced before you commit, which is exactly what the written scope is for.
Rolled architectural floor plan showing a kitchen, pantry, laundry and stair layout

What a home builder handles

What building your house includes

Get a written estimate

The site and paperwork lines below are quoted separately from the house itself, so you can see which part of the number is the building and which part is the ground it stands on.

  • Geotechnical soils report and the grading plan your jurisdiction asks for
  • Architectural and structural drawings, and Title 24 energy documentation
  • Plan check submittal, the corrections that come back, and the building permit
  • Site work, foundation, framing, roof and exterior envelope
  • Electrical, plumbing, heating and cooling, and the utility or septic connections
  • Interior finishes, every inspection, and the certificate of occupancy

Start with the written scope

The next step is your job on paper

You have just read how the work runs. The next move is a walkthrough of your house, a written scope of what the job covers, and a schedule carrying the same stages. Ask for all three before you commit to anything.

  • Home walkthrough
  • Written scope
  • Working schedule
Ready to put a plan together? Start with a walkthrough with Jerome.
Call 844-534-7336 Get a written estimate

Free estimate · No obligation

Reviews from San Bernardino County, CA homeowners

Every one of them is public, and every one is on Google

  • Steve Cowens

    2026-03-11

    My wife and I called Jerome directly at Socal Home Improvement. I heard him on KJLH Radio, Station advertising his business. When calling him, he set up an appointment to come out the same day, which was outstanding perfect. I must say on his arrival he was very professional and knew his job very well…

  • Rewa Cooper

    2026-05-15

    We recently completed a 6-week renovation with Jerome’s So Cal, and we couldn’t be happier with the results. As with any renovation, there were a few ups and downs along the way, but every concern we brought to their attention was addressed quickly and professionally…

  • jacqueline wright

    2026-03-27

    My Jerome’s SoCal Home Improvement experience was great. He remodeled my two bathrooms and I was very pleased and impressed with the outcome. Jerome’s team was amazing. They were punctual, efficient, hard working, courteous, skilled fast and accommodating. They clean behind their work; leaving no mess. His worker came to me at each stage of the progress to ensure I approved the work…

  • Debra Tucker

    2026-03-10

    I've worked with Jerome and his staff on two separate occasions. They are very professional and very nice. I had my house painted, windows replaced and a roof. my home is beautiful…

  • Joseph Ford

    2026-03-31

    Very reliable and professional company. Communication was clear throughout the project, and the final result was perfect. I highly recommend Jerome's SoCal Home Improvement

  • Elijah Brooks

    2026-03-31

    Jerome's SoCal Home Improvement did an amazing job on my house renovation! The team was professional, punctual, and paid attention to every detail. Highly recommended for anyone looking for quality work

Questions about New Home Construction

Straight answers before you commit

All questions
Can the price go up after I sign?
Only if you approve it in writing first. On a ground-up build the usual causes are the soils report calling for a deeper or different foundation than the drawings assumed, or a plan check correction that changes the structure. The work stops, you get a written change order with the new scope and the new number, and nothing further is built until you sign it. You will never find out about an extra cost from the invoice.
Do I need to own the lot already?
Yes, before we can build on it. It is also worth talking to us before you buy one. A cheap parcel with no water main in the street, a fault zone overlay or a grading problem is not actually a cheap parcel. We would far rather look at it with you first than price a build on land that cannot carry one.
What does a new build cost?
We do not publish a range for ground-up construction. The spread between a flat serviced lot in the West End and a sloped High Desert parcel needing a septic system is far too wide for a range to mean anything honest. What we do instead is price the site work, the permits and the house itself as separate written lines, so you can see which part of the number is the building and which part is the ground it stands on.
Who draws the plans?
We can bring in an architect and a structural engineer, or we can build from drawings you already have. If you arrive with a set, we read it against what your jurisdiction will actually approve before anybody commits to it, because a set of plans that has never been through plan check is not the same thing as a permitted set.
Can you build on a High Desert lot with no sewer?
Usually yes, on a septic system, and that means percolation testing and San Bernardino County, CA environmental health sign-off before the design is settled. The perc result changes the size and the placement of the leach field, which can change where on the parcel the house sits. It is one of the first things to do, not one of the last.
Are you licensed and bonded?
Yes. Licensed California Class B General Building Contractor, CSLB # 1105333, with a $25,000 contractor bond through Travelers. Both are public record, and the license links straight to the state board record so you can check it in about ten seconds. On a build this size, checking it is a reasonable thing to do.

How a new home build runs

A written schedule, from the soils report through to occupancy

The full process

Schedule of work

New Home Construction · CSLB # 1105333

  1. We look at the lot before we talk about the house

    Zoning, access, slope, whether there is a sewer main and a water main in the street, and whether the parcel sits in a fault zone, a flood zone or a high fire severity zone. What the lot allows is what decides which house is worth drawing.

  2. Drawings, engineering, plan check, then the number

    Soils, grading, architectural, structural and Title 24 all go together and then into plan check. Corrections come back. That is normal on every build, and handling the resubmittal is our job, not yours.

  3. We build it, and we get it signed off

    Permits pulled in the licensed name, every inspection from the footing through to the final, and one crew holding the sequence. The job is not finished when the house looks finished. It is finished when it is signed off.

If we find something

Opening a wall sometimes turns up rot, old wiring, or a leak nobody knew about. When that happens the work stops and you get a written change order with the new scope and the new number. Nothing further is built until you sign it. You will never learn about an extra cost from the invoice.

Permits are pulled in the licensed name, CSLB # 1105333, and we meet the inspector. That is our job, not yours.

Check the record

Licensed and bonded, and you can verify both

  • Class B General Building ContractorActive
    Number
    1105333
    Issued by
    Contractors State License Board
    Expires
    Verify on Contractors State License Board
  • Contractor's bond
    Number
    $25,000
    Issued by
    Travelers Casualty and Surety Company of America

Get a written estimate

Tell us what is going on with the house

Would rather talk? Call 844-534-7336, open 24 hours Monday to Saturday.

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