Name: UBALDO SIERRA
Address: PO BOX 30642, PORTLAND, OR, 97294, US
Telephone: (503) 522-2449

License tenure

16 yrs

OR General Contractor avg: 11 yrs

Bond on file

$25,000

State avg: $26,522

Trust score

Based on license status, bond, and profile signals

About this business

General Contractor

SIERRA CONSTRUCTION & EXCAVATION LLC operates as a General Contractor contractor in PORTLAND, Multnomah County (97294) and nearby Oregon communities, with licensing on file in Oregon. The company also does business as UBALDO SIERRA.

SIERRA CONSTRUCTION & EXCAVATION LLC coordinates multi-trade remodels, additions, and structural updates from permit through final inspection in PORTLAND. State classification on file: RGC.

Oregon CCB licensing applies to most residential construction and many specialty trades.

OR active license 190493, backed by a $25,000 contractor bond, with records dating to 2010 (16 years on file). Current expiration: 2028-05-06. Source agency: Oregon Construction Contractors Board.

Phone on file: (503) 522-2449. Compare insurance certificates and references alongside license verification.

Market insights

More established than typical General Contractor pros in OR.

Compared with other General Contractor contractors in PORTLAND, this license has above-average tenure.

Many General Contractor contractors in OR include bond details on their profile — compare before you hire.

How this pro compares

License tenure vs state average

SIERRA CONSTRUCTION & EXCAVATION LLC

16.1 yrs

OR General Contractor average

11.5 yrs

SIERRA CONSTRUCTION & EXCAVATION LLC's license is 4.6 years above average for General Contractor contractors in OR.

Bond amount vs state average

SIERRA CONSTRUCTION & EXCAVATION LLC

$25,000

OR average

$26,522

Oregon licensing records include bond amounts for most active contractors.

License journey

License issuedMay 6, 2010
16 yrs of operating history on record
License verifiedMay 29, 2026
License checked 23 days ago
License expirationMay 6, 2028
Approximately 1.9 yrs until expiration

License details

License #190493

StatusActive

IssuedMay 6, 2010

ExpiresMay 6, 2028

Bond$25,000

CountyMultnomah

StateOR

Last verifiedMay 29, 2026

License verified with Oregon Construction Contractors Board · last checked May 29, 2026. Confirm status with the state board before hiring.

Before you hire checklist

Work through these steps before signing — checking items helps you compare contractors with confidence.

1Verify license statusConfirm 190493 with Oregon Construction Contractors Board before signing a contract.
2Review bond & insurance$25,000 on file per state licensing records. Ask for current insurance certificates and workers' comp proof before work begins.
3Match scope to license classEnsure the license covers General Contractor work for your project type in OR.
4Compare written quotesCompare at least three written estimates from licensed General Contractor contractors in PORTLAND.
5Use a written contractInclude timeline, payment schedule, permit responsibility, and warranty terms before work begins.

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