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Sierra Line Plumbing
Sierra Line Plumbing

Sierra Line Plumbing

Top Pro

$80/service call

(waived if hired)

Pipe issues

Responds in about 6 min

Thumbtack Guarantee

If you hire this pro, you’re covered by a money-back guarantee. Learn more

If you hire this pro, you’re covered by a money-back guarantee. Learn more

About
CA LICENSE C36# 1110972 Family-Owned. Customer-Focused. Quality-Driven. At Sierra Line Plumbing, we’re proud to be a family-owned and operated business committed to delivering reliable, high-quality plumbing services across the Central Valley and beyond. With a strong work ethic and a passion for helping our community, we handle everything from small repairs to major installations — including leak detection, drain clearing, fixture upgrades, full water heater installations and full water softener installations. We know plumbing issues can be stressful and disruptive. That’s why we focus on fast response times, clear communication, and long-lasting solutions. Our skilled and licensed team approaches every job with precision, care, and a promise of honesty. Whether you’re a homeowner or a business, we aim to take the hassle out of plumbing by offering dependable work, excellent customer service, and peace of mind — every step of the way.
Overview

Current Top Pro

Hired 26 times

Serves Fresno, CA

Background checked

License verified

3 employees

2 years in business

Business hours

This pro hasn't listed their business hours.

Payment methods

This pro accepts payments via Apple Pay, Cash, Check, Credit card, PayPal, Square cash app, Venmo, and Zelle.

Services offered
Pipe issues
Repair urgency

I work on non-urgent repairs

I work on urgent repairs

Flooding status

Yes

Projects and media

35 photos

Projects and media

35 photos

Reviews

Customers rated this pro highly for work quality, responsiveness, and value.

Great 4.7

14 reviews

5

93%

4

0%

3

0%

2

0%

1

7%

Read reviews that mention:

pro avatar
Suzanne H.

4 weeks ago

•

Hired on Thumbtack

Mark and Ignacio did a great job helping us with a temporary fix in a water main that another big plumbing company had given up on- leaving us with no water whatsoever for 4.5 days. Mark was easy to talk to, responded promptly on a Sunday night and gave us a very fair price for the work. I would highly recommend him, he was knowledgeable, professional and honest. When we get the major trenching work done that’s needed to lay the rest of the new pipe, we will be calling Mark to finish the job.

Details: Yes, repair is urgent • No, the building is not currently flooded • Burst pipes • House

Plumbing Pipe Repair
pro avatar
Dara R.

Jul 3, 2025

•

Hired on Thumbtack

Was extremely helpful in a pinch of a emergency! Was able to come same day to to put on a bandage solution to restore water to our home and come back another day to complete the repair! Was able to get a quote over the phone by sending picture and explaining the issues. no surprise charges quote were straight forward. Highly recommend and would call them again if needed for other project.

Details: No, repair is not urgent • No, the building is not currently flooded • Burst pipes • Shower or bathtub • House

Plumbing Pipe Repair
pro avatar
Alex Y.

Jun 20, 2025

•

Hired on Thumbtack

Jessica and Mark were very communicative, honest, and a delight to work with. They were patient in answering any questions I had and their prices are very fair. They provided estimates quickly and gave me options to choose from. They also made sure I was able to replace my old water heater before I had guests arriving at the house so I didn't have to cancel any reservations in my vacation rental. I especially appreciated Jessica's proactiveness when she saw my house was unlocked and wasn't supposed to be and helped me feel secure knowing my home was safe. She went above and beyond because she understands how important our homes are. My new water heater works perfectly without any issues! I trust them and will call them for any future plumbing needs!

Details: Repair • No hot water • Hot water turns off during use • Gas tank • Outside • House

Water Heater Repair or Maintenance
pro avatar
Jesse A.

7 days ago

•

Hired on Thumbtack

Written scope and bid. Detailed List of work items that matched the invoice. Clear communication during process to completion.

Details: Repair • Other heater issue • Gas tank • Closet • Condo/Apartment

Water Heater Repair or Maintenance
pro avatar
Margie D.

Jul 22, 2025

•

Hired on Thumbtack

Mark was very professional and worked diligently with his partner to get our jobs done. They fit us in because we were expecting company from out of state. That meant that they worked from 4PM to 10PM.

Details: Installation or replacement • Water isn't hot enough • Gas tankless • Garage • House

Water Heater Repair or Maintenance
Credentials
License

License type: C36 – Plumbing Contractor

License state: CA

License verified on 6/29/2025

Background Check

Mark Sierra

FAQs

  • What should the customer know about your pricing (e.g., discounts, fees)?

    Pricing is reasonable, and flexible.

  • What education and/or training do you have that relates to your work?

    In the industry for 10 years. Acquired my c-36 license.

  • What types of customers have you worked with?

    Every type of customer.

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