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Licensed & Insured. CSLB #1092889 Serving the San Fernando Valley & the Westside Service Areas FAQ Client Support (818) 934-0075
MAMOS Construction & Design

Mamos Construction & Design

Mamos Construction & DesignROOFING
(818) 934-0075
Roofing  ›  San Fernando Valley  ›  Calabasas

In Calabasas your roof answers to two authorities.

FREE WRITTEN ROOF INSPECTIONNO CHARGE

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Joseph will call you at the number you gave within 15 minutes: 8am to 5pm Monday to Thursday, 8am to 2pm Friday. Outside those hours you are first on the list the next morning. Urgent right now? Call (818) 934-0075.

Rather talk now? Call (818) 934-0075

How old your roof really is, from permit records
How many years it has left, checked from the roof itself
Whether your address is in a fire hazard zone
Dated photos and notes, in writing for your insurance agent

If the roof still has good years left, the report tells you.

Roof replacement and free written roof inspections across Calabasas. The fire code decides what your roof is made of. Your HOA decides what it is allowed to look like. Get the order wrong and you start both processes over.

EMBERS 010203

Deck, underlayment, then shingles or tile. The underlayment keeps the water out, and you can only check it from up on the roof.

CSLB 1092889Check it yourself at the state license board
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Free, no obligationYou keep the report either way
Dated photosTaken on your roof, in every report

What holds up a Calabasas re-roof

The HOA comes first

Architectural review takes weeks, and a board can reject a material after your permit is already pulled. The packet goes to the board before anything else moves.

Class A is not optional

Nearly every parcel here sits in a Very High Fire Hazard Severity Zone, and the assembly is inspected. It shapes what you are allowed to specify.

Thirty-year underlayment

The master-planned tracts went up through the 1980s and 90s, so a lot of original felt is reaching the end at once.

Broken shingles and worn wood at the roof edge
Broken shingles and worn wood at the roof edge. Every report has dated photos like this one, taken up on the roof.

Before the rain in Calabasas

Hillside tile roofs, canyon wind and recent burn areas nearby.

Canyon wind lifts tile

Wind events through the canyons loosen ridge and hip tiles well before the field of the roof shows wear, and the next storm finds the opening.

Underlayment under the tile

Tile sheds most of the water; the underlayment beneath it stops the rest. On older hillside tracts that layer is often near the end of its life.

Near a burn area

The Kenneth fire burned at the Calabasas and West Hills edge in 2025. If you live below it, sign up for county alerts and know your way out.

Before the first big storm: book the free roof check, or read our winter storm roof guide.

From our roofs

Recent MAMOS roofing work: shingle re-roofs, flat ADU roofs and tile.

Shingle re-roof in progress in Encino, new ridge vents and flashing going in
Re-roof in Encino: new shingles, ridge vents and pipe flashings going on.
Two roofers in harnesses laying architectural shingles over new underlayment
Shingles going down over new underlayment, crew tied off.
Crew rolling out Polyglass underlayment on a new ADU flat roof
ADU flat roof: underlayment rolled out before the cap sheet.
Finished white cap sheet on an ADU flat roof with every vent flashed and sealed
The same ADU roof finished: white cap sheet, every vent flashed and sealed.
Tarzana re-roof finished: new gray architectural shingles, ridge caps and a flashed skylight
Re-roof in Tarzana, finished: new shingles, ridge caps, skylight flashed.
Clay barrel tile roof with a new gutter line along the eave
Clay barrel tile with a new gutter line along the eave.

We get on the roof, photograph what we find and write it up.

Get my free report

Fire zone plus roof age is the hardest combination to insure.

Carriers look at the hazard designation first, then the roof age, both from aerial imagery rather than an inspection.

2

approvals before a Calabasas roof can start: the HOA board, then the fire-code inspection.

Synthetic underlayment down on a Tarzana re-roof
Re-roof in Tarzana: synthetic underlayment down and the shingles loaded on the roof.

Roof questions in Calabasas

Repair or replace?

Usually the underlayment decides it, and you have to get on the roof to check that. The report gives you the answer, with photos.

What does a new roof change for my insurer?

Most letters name roof age. The permit and completion papers show the new roof’s date; what the carrier does with them is its decision.

Can my HOA refuse a Class A material?

California law stops an HOA from prohibiting Class A products, but the board still rules on color and profile. The report names what your board is likely to approve before you commit to a material.

Know what the board will approve before you pick a material.

The report covers the fire zone requirement and the profile and color your community has approved before. Getting the board’s approval first keeps the job from stalling.

“Joe was extremely helpful and went above and beyond what a good contractor would do for his customer. … Joe is an honest and trustworthy contractor whom I would hire again for any future project.”

FARRELL F.  ·  YELP
ROOF & INSURANCE REPORTREQUEST FORM

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Fire zone status, what your board is likely to approve, remaining underlayment life, and dated photos you can send your carrier. We call back within 15 minutes: 8am to 5pm Monday to Thursday, 8am to 2pm Friday.

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Mamos Construction & Design
Calabasas  ·  Hidden Hills  ·  Agoura Hills  ·  Woodland Hills
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