Diamond Construction
Roofing contractor based in Ferndale.
- License active
- Insurance and bond on file
3 roofing jobs on Seattle permits, 2024 to 2025. 18th most roofing permits of 22 contractors in Seattle.
What the public records show
From the state's license records and the city's permits, one question at a time.
| Question | Records show | Mark |
|---|---|---|
| Licensed? | License DIAMOC*775KS, active in the state's records on Oct 3, 2026Construction contractor | Checks out |
| Insurance and bond? | Bond $30,000 on file with the state, with no end date (it stays in force until the bond company cancels it)Liability insurance $1,000,000 on file with the state, until May 13, 2027. | On file |
| Jobs on record | 3 roofing jobs on Seattle permits, 2024 to 2025Every permit we have for them is roofing.They are based in Ferndale. Work outside Seattle is not in these records.18th most roofing permits of 22 licensed contractors in Seattle. That counts jobs, not quality.Our Seattle permit records cover October 2021 to September 2026. |
Records: the state Department of Labor and Industries and City of Seattle permits.
Cost and timing
All roofing jobs in Seattle: $15,000 to $38,000
Half of 782 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Roof replacements in Seattle: $15,000 to $37,000 (685 permits)
- Shingle roofs in Seattle: $14,000 to $28,000 (455 permits)
- Flat and low-slope roofs in Seattle: $22,000 to $95,000 (105 permits)
How to read this range
Contractors write a job value on the permit form, and the city uses it to set the permit fee. It is not the contract price, and it is often lower than what you pay. A quarter of the permits list less than this range, and a quarter list more. Use it to see if a quote is in the normal range.
Permit value (not a price)
Their typical permit lists $22,800 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What roofing jobs cost in Seattle.
Get 2 or 3 written quotes.
Permit timeline
Across Seattle, a roofing permit stays open about 75 days, from permit to final inspection
This is not how long the crew works at your home: most of it is waiting for the inspection. Ask them how many days the work takes. How long roofing jobs take.
Track record
Where they work most
- 981191 job
- 981031 job
- 981331 job
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
| Date | Work | ZIP | On the permit form |
|---|---|---|---|
| Dec 11, 2025 | ReroofReroof membrane | 98119 | $19,900 |
| Jun 17, 2025 | ReroofDemo existing roofing layer install pcv roofing membrane | 98103 | $22,800 |
| May 12, 2024 | ReroofNo details on the permit | 98133 | $54,200 |
What to ask before you hire
About Diamond Construction
- Ask what the warranty covers and for how long, in writing.
- Search their name on the Better Business Bureau site, and read their reviews.
Worth asking any roofing contractor
- Can you show me proof of liability insurance and your bond?
- Will you tear off the old roof or lay the new one over it?
- What do you charge to replace rotted roof boards, per sheet, if you find any?
- Who pulls the permit, and who meets the inspector?
Get a quote from Diamond Construction
Five quick questions. We pass your request to Diamond Construction.
Request for Diamond Construction
- Where
- Job
- Start
- Budget
- Goes to
You decide who to hire. Your details go only to the contractors you pick. How we use your details
Sent. We have your request.
We pass it to Diamond Construction. Replies usually come within a few days.
Your job room keeps the request, your photos and every reply in one place, with an assistant that checks prices against city permits. Keep its link: it is the key to your job.
Open your job roomMore roofing contractors near 98119 and 98103
- Valentine Roofing
- State Roofing Inc
- Four Seasons Roof
- Northwest Builders and Renovation
- A & C Roofing LLC
- Christopher Rawlings Pappas
See all 22 roofing contractors in Seattle, ranked by jobs
Run this business? Claim this page to get requests by email and reply to homeowners here.