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Mammoth Mechanical LLC - Portland, Oregon

Oregon CCB license #246729 - Mammoth Mechanical LLC - Portland, Oregon. License status: Active. Valid through October 23, 2027.

Portland, Multnomah County  ·  RMI: Lawrence William Wiedefeld  ·  CCB since 2023  ·  2 yrs

#246729
CCB License
$55K
Bond
$1M
Insurance

Trust Score for Mammoth Mechanical LLC - 73/100 Good

73
/ 100
Good CCB Lookup Trust Score

Mammoth Mechanical LLC meets Oregon CCB requirements. Verify bond and insurance expiration dates before hiring.

✓ Licensed ✓ Bonded ✓ Insured
Positive factors
  • Active CCB license +40 pts
  • 1–2 years active (2 yrs) +3 pts
  • Surety bond current +8 pts
  • Bond above legal minimum +4 pts
  • Liability insurance current +8 pts
  • Insurance above legal minimum +5 pts
  • Responsible Managing Individual identified +3 pts
  • Phone number on record +2 pts
Score calculated from Oregon CCB license data and Google Business Profile. How is this score calculated? →

Oregon CCB License #246729 - Mammoth Mechanical LLC

Oregon CCB license #246729 is currently Active - registered since October 2023 and valid through October 23, 2027.

CCB License Number
#246729
License Status
Active
License Type
CSC1 Commercial Specialty Contractors Level 1
First Registered
October 23, 2023
License Expires
October 23, 2027
County
Multnomah
Responsible Managing Individual
Lawrence William Wiedefeld

Contact & Address

Address
11109 Ne Beech St
Portland, OR 97220
Phone
(971) 804-1770

Bond & Insurance

The bond and insurance protect you in different situations - learn what each one covers →

Surety Bond

$55K
WESTERN SURETY COMPANY
Expires: October 23, 2027
One of 100+ surety companies active in Oregon's CCB database - bond market study →

Liability Insurance

$1M
RICHMOND NATIONAL INSURANCE COMPANY
Expires: August 11, 2027
Before hiring Mammoth Mechanical LLC: Ask for a Certificate of Insurance (COI) confirming the business name matches Mammoth Mechanical LLC exactly as it appears on this CCB record, and verify the coverage dates are on or after your planned project dates. For complaint history and disciplinary records, visit search.ccb.state.or.us →

Before You Hire

  • Confirm the license is Active and hasn't expired.
  • Check that bond and insurance are current - dates are listed above. Bond and insurance cover different risks →
  • Confirm the RMI (Responsible Managing Individual) will be on-site.
  • Always get a written contract referencing CCB license #246729.
  • Cross-verify with the official CCB database - data here may have a delay.
  • CCB Lookup does not include complaint or disciplinary history. For complaint records, check the official CCB search →
Full Verification Guide

Verify on CCB.oregon.gov

Always confirm directly with the Oregon CCB before signing a contract. Official data is updated in real time.

Official CCB Record

Quick Summary

  • Status Active
  • License # #246729
  • Type CSC1
  • County Multnomah
  • RMI Lawrence William Wiedefeld
  • Bond $55K
  • Insurance $1M
  • Lic. expires October 23, 2027
  • Bond expires October 23, 2027
  • Ins. expires August 11, 2027
  • Last updated April 15, 2026
  • Synced April 15, 2026

Last updated = last detected change in CCB records. Synced = last fetch from the Oregon CCB Open Data Portal. Data may lag up to 24h.

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Are you Mammoth Mechanical LLC?

If any information on this profile is incorrect, here's how to fix it: CCB data (license status, bond, insurance, address) - update it directly with the Oregon CCB and CCB Lookup will sync it automatically within 24 hours. Description or other details - contact us and we'll review it within 5 business days.

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Record first imported: February 23, 2026  ·  Last data change detected: April 15, 2026  ·  Synced with CCB Open Data: April 15, 2026. Always verify at CCB.oregon.gov before hiring.