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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 8 of 973

808 Builders Inc

BLOS ANGELES, CA 90017
CSLB 1091039
(808) 258 0151View profile

818 Home Improvement

BWOODLAND HILLS, CA 91367
CSLB 1143166
(818) 807 1810View profile

818 Shutters and Shades LLC

B| D52CALABASAS, CA 91302
CSLB 1147886
(805) 655 7244View profile

828 Construction

BTORRANCE, CA 90503
CSLB 1141119
(213) 828 2388View profile

829 Construction

BCANOGA PARK, CA 91304
CSLB 1121434
(818) 712 8980View profile

888 Water Restoration LLC

BARCADIA, CA 91007
CSLB 1094847
(626) 429 5898View profile

8A Builders

BSANTA CLARITA, CA 91350
CSLB 1119729
(661) 289 0983View profile

8A Construction Services Inc

BLOS ANGELES, CA 90001
CSLB 925552
(323) 896 3570View profile

8A General Construction

BBALDWIN PARK, CA 91706
CSLB 1020625
(909) 693 0027View profile

90 Degrees Water Damage

B| D64NORTH HOLLYWOOD, CA 91606
CSLB 1078619
(323) 787 9731View profile

909 Construction

BSAN GABRIEL, CA 91776
CSLB 1119905
(626) 766 1618View profile

911 Attic Remodeling Inc

B| C-2CANOGA PARK, CA 91304
CSLB 1066025
(408) 769 1716View profile

911 Construction & Electric Inc

B| C10SUNLAND, CA 91040
CSLB 1027421
(747) 255 8595View profile

911 Restoration of Hollywood Inc

BLOS ANGELES, CA 90004
CSLB 1084944
(310) 954 7438View profile

911 Restoration of the San Fernando Valley

BVAN NUYS, CA 91406
CSLB 1079342
(818) 384 6774View profile

99 Nine Nine

BTEMPLE CITY, CA 91780
CSLB 1152663
(626) 215 5518View profile

A - 1 Certified Electric Inc

B| C10GLENDALE, CA 91207
CSLB 863349
(818) 974 9315View profile

A - 1 Concrete & Construction Inc

B| C-8AZUSA, CA 91702
CSLB 972625
(626) 523 5222View profile

A - 1 Construction

B| C21CHATSWORTH, CA 91311
CSLB 629700
(818) 709 4341View profile

A - 26 Construction & Electrical Contractors Company

B| C10LOS ANGELES, CA 90035
CSLB 742086
(310) 382 6400View profile

A - Custom Construction Co

BCITY OF COMMERCE, CA 90040
CSLB 633150
(323) 722 6435View profile

A - Custom Door & Window

BMONROVIA, CA 91016
CSLB 773259
(818) 516 2104View profile

A - List Construction Inc

B| C10PORTER RANCH, CA 91326
CSLB 921942
(818) 915 4010View profile

A - One Construction/Remodeling

BGLENDALE, CA 91201
CSLB 973753
(818) 470 7915View 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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  • Find a licensed tenant improvements contractor in Vernon

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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