Apex Builders, Inc
Home addition contractor working in Boulder.
- Boulder publishes no contractor license list we can check
8 jobs on Boulder permits, 2023 to 2026: 4 home additions, 3 remodels, 1 ADU. 23rd most addition permits of 48 contractors in Boulder.
What the public records show
From the city's permits, one question at a time.
| Question | Records show | Mark |
|---|---|---|
| Licensed? | Boulder publishes no contractor license list we can checkThat says nothing about this business either way. | Ask them |
| Jobs on record | 8 jobs on Boulder permits, 2023 to 2026: 4 home additions, 3 remodels, 1 ADUTheir permits mention 2 kitchens, 2 bathrooms, 1 porch, 1 garage.23rd most addition permits of 48 contractors in Boulder. That counts jobs, not quality.Our Boulder permit records cover September 2021 to September 2026. |
Records: City of Boulder permits.
Cost and timing
All addition jobs in Boulder: $22,000 to $260,000
Half of 503 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Second-story additions in Boulder: $57,000 to $420,000 (36 permits)
- Garage additions in Boulder: $80,000 to $484,000 (115 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 $46,000 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What addition jobs cost in Boulder.
Get 2 or 3 written quotes.
Track record
Jobs per quarter
Where they work most
- 803024 jobs
- 803043 jobs
- 803051 job
Jobs by kind of work
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 |
|---|---|---|---|
| Sep 2, 2026 | AdditionNo details on the permit | 80304 | $26,500 |
| Jul 6, 2026 | RemodelTurn wet bar area into a kitchen, create an ADU in house, remodel bathroom, add washer/dryer, and… | 80302 | $16,000 |
| Jul 6, 2026 | ADUTurn wet bar area into a kitchen, create an ADU in house, remodel bathroom, add washer/dryer, and… | 80302 | $16,000 |
| Aug 21, 2025 | Remodel, 670 sq ft | 80304 | $250,000 |
| Aug 21, 2025 | Addition, 670 sq ft | 80304 | $250,000 |
| Oct 4, 2023 | RemodelAddition and alteration for an existing non-conforming duplex | 80302 | $52,000 |
| Oct 4, 2023 | AdditionAddition and alteration for an existing non-conforming duplex | 80302 | $52,000 |
| Jul 31, 2023 | AdditionAddition to existing converted garage to become a new master bedroom suite, with new carport added… | 80305 | $40,000 |
What to ask before you hire
About Apex Builders, Inc
- Ask for their license number and check it with the state.
- 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 home addition contractor
- Can you show me proof of liability insurance and your bond?
- Do you handle the plans and engineering, or do I hire them?
- Who will run the job day to day, and who are the subcontractors?
- Who pulls the permits, and what is the payment schedule?
Get a quote from Apex Builders, Inc
Five quick questions. We pass your request to Apex Builders, Inc.
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We pass it to Apex Builders, Inc. 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 home addition contractors near 80302 and 80304
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- Squareroot Construction
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See all 48 home addition contractors in Boulder, ranked by jobs
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