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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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Second-Story Addition Contractors in other cities

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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 21 of 973

A R M Industries Inc

B| C33CALABASAS, CA 91302
CSLB 960580
(818) 422 1262View profile

A R O C Builders Inc

BGRANADA HILLS, CA 91344
CSLB 987602
(818) 201 5737View profile

A R P Contractor Corp

B| C36LOS ANGELES, CA 90043
CSLB 877780
(323) 499 6280View profile

A R T E Construction & Development Inc

BALHAMBRA, CA 91801
CSLB 974107
(310) 261 9144View profile

A R V Construction

BWINNETKA, CA 91306
CSLB 1020482
(818) 324 9935View profile

A R V General Construction

BRESEDA, CA 91335
CSLB 968211
(818) 642 3991View profile

A R Y Construction & Marketing Inc

BWOODLAND HILLS, CA 91364
CSLB 953632
(310) 613 2569View profile

A S A Construction

BSAN GABRIEL, CA 91776
CSLB 714372
(626) 482 7097View profile

A S A F Garage Doors Repair Inc

B| D28WOODLAND HILLS, CA 91367
CSLB 1016193
(818) 602 3126View profile

A S A P A C

B| C10| C20ENCINO, CA 91316
CSLB 1101467
(323) 577 4747View profile

A S A P Construction Services

BTUJUNGA, CA 91042
CSLB 732819
(818) 388 1441View profile

A S A P Contractors

BCERRITOS, CA 90703
CSLB 661089
(810) 349 9800View profile

A S A Plumbing Inc

B| C36BURBANK, CA 91502
CSLB 711004
(818) 848 4848View profile

A S Builders Group Inc

BCASTAIC, CA 91384
CSLB 1030367
(818) 601 8705View profile

A S C Construction Company

B| C33TORRANCE, CA 90501
CSLB 768039
(424) 603 9059View profile

A S D

B| C45BURBANK, CA 91506
CSLB 797659
(818) 526 0121View profile

A S Design & Construction

BPACOIMA, CA 91331
CSLB 1034534
(818) 979 4471View profile

A S I Builders Inc

BSHERMAN OAKS, CA 91403
CSLB 1056595
(818) 839 5695View profile

A S K Construction

BBURBANK, CA 91501
CSLB 698430
(818) 268 9000View profile

A Star Construction

BLOS ANGELES, CA 90027
CSLB 747708
(323) 497 1234View profile

A Sunrise Construction

B| C39| D49RESEDA, CA 91335
CSLB 890777
(818) 343 0654View profile

A T A Construction Inc

BTARZANA, CA 91335
CSLB 1044074
(818) 795 1625View profile

A T A Plumbing & Construction Inc

B| C36LOS ANGELES, CA 90065
CSLB 797293
(323) 551 5945View profile

A T and T Z Electrical Contractor Inc

B| C10MISSION HILLS, CA 91346
CSLB 793991
(310) 864 5007View 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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