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Licensed under Class B (General Building)

Second-Story Additions in Vernon, CA — CSLB-Licensed Contractors

Find CSLB-licensed second-story addition contractors in Vernon, CA. Every listing shows an active licence number you can check yourself.

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What to Expect from Second-Story Additions in Vernon

A second-storey addition in Vernon is the most structural thing most homeowners ever commission. Everything below has to carry what goes above, so the project starts with an engineer looking at the foundation and the existing walls, not with a floor plan.

Expect the house to be open to the weather for a period. The roof comes off, which means temporary protection, and it means the schedule is genuinely weather-dependent in a way a kitchen remodel is not. Ask how the house is protected between tear-off and dry-in, and what happens if it rains.

The staircase is the detail people underestimate. It has to land somewhere sensible on both floors and it consumes real square footage on the level you already live on. A design that adds 800 square feet upstairs while eating 60 downstairs is a different proposition from the one on the drawing.

  • Structural assessment of foundation and existing walls
  • Engineering and plan check submission
  • Roof removal and weather protection
  • Framing the new floor and walls
  • Staircase construction and downstairs reconfiguration
  • Extending plumbing, electrical and HVAC upward

Why CSLB Licensing Matters

Adding a storey involves structural, framing, roofing, plumbing, electrical and finish work, which puts it well inside Class B (General Building). It is the classification CSLB defines for structures requiring at least two unrelated trades, and this work requires many more than two.

Each contractor here holds that licence, active, at a Vernon address, with the number linked to the register. On a project of this size it is worth checking the record again before each large payment, not only at signing.

The register says nothing about whether a firm has done this before, and second-storey work is not a scaled-up remodel. Ask how many they have completed in the last three years, whether any needed the foundation reinforced after the engineer looked, and what that did to the budget. A contractor who has a number for that has done the work; one who says it never comes up has not done much of it.

Every licence number below links to its record at cslb.ca.gov, where you can confirm status and expiry yourself.

Licensed Second-Story Additions Contractors in Vernon

11 registered in Vernon · 23,334 active CLEAR licences across Los Angeles County · page 30 of 973

Absolute One Builders

BWOODLAND HILLS, CA 91364
CSLB 1156926
(818) 448 6657View profile

Absolute Remodeling Inc

BNORTHRIDGE, CA 91326
CSLB 914910
(818) 822 9134View profile

Abt Construction & Restoration

BWOODLAND HILLS, CA 91364
CSLB 1006122
(818) 259 7840View profile

AC & DC Electric & Construction Inc

B| C10MONTEBELLO, CA 90640
CSLB 1157462
(325) 696 5400View profile

AC Building Group Inc

BNEWHALL, CA 91321
CSLB 1047656
(661) 433 3834View profile

AC Construction

B| C15POMONA, CA 91766
CSLB 924324
(909) 762 4378View profile

AC Construction 4U Inc

BPICO RIVERA, CA 90660
CSLB 918335
(714) 889 8599View profile

AC Construction Company

BSOUTH GATE, CA 90280
CSLB 1115862
(323) 992 7531View profile

AC Guarantee Construction Inc

BENCINO, CA 91316
CSLB 1093026
(818) 345 0135View profile

AC Guy Inc

B| C20PACOIMA, CA 91331
CSLB 1059405
(323) 898 2304View profile

AC Home Construction

BNORTHRIDGE, CA 91324
CSLB 1138538
(818) 378 2953View profile

AC Pros Inc

B| C10| C20| C36RESEDA, CA 91335
CSLB 871281
(818) 342 7767View profile

Ac/Dc Lighting & Electrical Inc

B| C10TUJUNGA, CA 91042
CSLB 1118365
(818) 571 1058View profile

The Aca Construction Group Inc

BLOS ANGELES, CA 90024
CSLB 1067300
(310) 922 2890View profile

Aca General Construction Inc

BAGUA DULCE, CA 91390
CSLB 1057000
(310) 801 3832View profile

Acabe General Contractor

B| C10WEST COVINA, CA 91790
CSLB 952411
(323) 228 7354View profile

Acadian Development Inc

BSIERRA MADRE, CA 91024
CSLB 881022
(626) 533 0001View profile

Acc

BINGLEWOOD, CA 90304
CSLB 693493
(310) 418 6208View profile

Acc Contracting Inc

BGRANADA HILLS, CA 91344
CSLB 1154878
(818) 683 4618View profile

Accelerate Construction Inc

BWOODLAND HILLS, CA 91367
CSLB 864438
(818) 348 4840View profile

Accelerated Construction Services

BQUARTZ HILL, CA 93536
CSLB 474915
(661) 361 2677View profile

Accent Door & Window Inc

BWEST HILLS, CA 91304
CSLB 857248
(818) 383 8371View profile

Acc Contractors Inc

A| B| C10| C20| C36AZUSA, CA 91702
CSLB 468940
(626) 969 9797View profile

Accel Engineering Construction & Consulting Inc

A| BROLLING HILLS ESTATES, CA 90274
CSLB 1023680
(310) 993 9733View profile
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How to Get Started

  1. 1

    Check the licence

    Open the CSLB record from any listing below and confirm the licence is active and the classification matches the work. It takes seconds and it is the one thing you can verify without asking anyone.

  2. 2

    Call three recent references

    Ask each contractor for three jobs finished in the last year, then actually call them. Ask what went wrong and how it was handled — every project has something, and the answer tells you more than a list of successes.

  3. 3

    Tell us about the job

    Send us the scope and we will connect you. No account, no fee, and we do not sell your details on.

Licence first. References second. Reviews last. Why that order.

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Related Services in Vernon

These sit under the same Class B (General Building) licence, so the same contractors are qualified for them.

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Frequently Asked Questions

Can my house support a second storey?+

That depends on the foundation and the existing wall framing, and only an engineer can answer it for your house. Some homes need footings reinforced or shear walls added first. Get that assessment before you fall in love with a floor plan, because it can change the budget substantially.

How many contractors handle second-storey additions in Vernon?+

The register shows 11 holding an active Class B licence at a Vernon address, and 23,334 across Los Angeles County. Class B is the classification this work falls under, so it lists the same pool as other general building pages.

Do we have to move out during the work?+

Often yes, at least for the phase when the roof is off. Ask for that period to be identified in the schedule up front, because temporary accommodation is a real cost that rarely appears in the initial quote.

How long does a second-storey addition take?+

It varies with engineering, plan check and inspection scheduling in your jurisdiction more than with the building itself. Ask for a schedule that names the inspection milestones rather than a single completion date.

Does a second-storey addition need permits from Building Division?+

Yes — structural plans, roof removal and new floor area require plan check and staged inspections through Building Division.

Every contractor here holds an active CSLB licence

Check any licence yourself in one click. When you are ready, tell us about the job and we will connect you.

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