FAQs
- What is your typical process for working with a new customer?
doing any type of work the best possible way
- Describe a recent project you are fond of. How long did it take?
small steps replacement 8 hours
A1 MASTER PRO CONSTRUCTION LLC
Top Pro
Responds in about 2 hours
Thumbtack Guarantee
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If you hire this pro, you’re covered by a money-back guarantee. Learn more
Why this pro?
This pro handles roof, brick and stone, and stair repair and installation, and they've been in business for 21 years. Customers say they're punctual, thorough, and detail-oriented.
Summarized from the pro's profile. Review their profile for the latest.
About
family owned and operated affordable price
Overview
Current Top Pro
Hired 333 times
Serves Paterson, NJ
Background checked
12 employees
22 years in business
Business hours
Sun12:00 am - 11:59 pmMon12:00 am - 11:59 pm
Payment methods
This pro accepts payments via Cash, Check, Credit card, and Zelle.
Top Pro status
Top Pros are among the highest-rated, most popular professionals on Thumbtack.
2025
2024
2023
Services offered
Stair work needed
Staircase location
Outdoors
Property Type
Residential
Commercial
Projects and media
Projects and media
Reviews
Customers rated this pro highly for work quality, responsiveness, and professionalism.
Exceptional 5.0
238 reviews
5
98%
4
2%
3
0%
2
0%
1
0%
Your trust means everything to us. Learn about our review guidelines.
Read reviews that mention:
Brian M.
Aug 3, 2026
Hired on Thumbtack
Oscar and his crew did an amazing job demolishing our old steps and the construction of our new steps. We were impressed with their method of reconstruction, attention to details and overall work ethic. They cleaned the job site every day before they left and cordoned off the work area with caution tape. Highly recommend them. We would use them again if the need arises. Just waiting on the railing contractor (by others) to complete the project.
Details: Installation of new stairs • Outdoors • Residential • Owner
Stair Installation, Remodel, or Repair
Sean C.
2 weeks ago
Hired on Thumbtack
Oscar and his crew did an amazing job with the sidewalk concrete project. He was professional, reliable, and did excellent-quality work. I’m very pleased with the finished project and would highly recommend Oscar to anyone looking for quality concrete work.
Concrete Repair and Maintenance
Veronica R.
Oct 27, 2025
Hired on Thumbtack
Oscar and his crew were great. They did an excellent job on my front and side steps. They were punctual and the job only took one week to complete. I already have them booked for the next project.
Details: Remodel existing stairs • Outdoors • Residential • Homeowner
Stair Installation, Remodel, or Repair
Laura R.
Apr 4, 2025
Hired on Thumbtack
They did a great job of replacing my front stair case that was rotting! They were punctual, but more importantly did a very professional job! I would recommend them highly!
Details: Repair of existing stairs • Outdoors • Residential
Stair Installation, Remodel, or Repair
Ellie A.
May 31, 2026
Hired on Thumbtack
Im a GC and can say that this is the best company I’ve worked with regarding masonry - the best work and professionalism
Details: Repair of existing stairs • Outdoors • Residential • Owner
Stair Installation, Remodel, or Repair
Credentials
Background Check
Sandra Guerra