#1David Tidwell
David M. Tidwell & Associates
Based in CA
Commercial Real Estate Appraisers in Humboldt County, CA
The top-ranked commercial appraisers serving Humboldt County, CA are David Tidwell, Matthew Nilsen and Michael Retzloff. We list 5 commercial appraisers serving Humboldt County, CA. 5 of the providers shown match an active record from CA appraiser board via ASC National Registry, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Commercial Real Estate Appraisers serving Humboldt County, CA. 5 providers, 5 of the top 5 verified against federal or state records. Registry records checked on 2026-11-04.
Top 5 ranked commercial appraisers for Humboldt County
| # | Provider | Verified records | Based in | Phone |
|---|---|---|---|---|
| 1 | David Tidwell | State Certified General Appraiser (CA), ASC National Registry#AG016742 | CA | (707) 822-9702 |
| 2 | Matthew Nilsen | State Certified General Appraiser (CA), ASC National Registry#AG006743 | CA | (707) 441-8560 |
| 3 | Michael Retzloff | State Certified General Appraiser (CA), ASC National Registry#AG007269 | Eureka, CA | (707) 444-3015 |
| 4 | Richard Phillis | State Certified General Appraiser (CA), ASC National Registry#3000783 | CA | (707) 786-4110 |
| 5 | Steven Childs | State Certified General Appraiser (CA), ASC National Registry#AG030529 | Arcata, CA | (707) 822-1003 |
#2Matthew Nilsen
NILSEN REAL ESTATE APPRAISALSBased in CA#3Michael Retzloff
Mike Retzloff Appraisal ServiceBased in Eureka, CA#4Richard Phillis
Phillis Appraisal ServiceBased in CA#5Steven Childs
Childs Appraisal ServiceBased in Arcata, CA
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Frequently asked questions
How many commercial appraisers serve Humboldt County?
We list 5 commercial appraisers serving Humboldt County, CA: 5 based there and 0 serving it from nearby. 5 of the top 5 match an active federal or state record, checked on 2026-11-04.
Which commercial appraisers serve Humboldt County?
The top-ranked commercial appraisers serving Humboldt County, CA are David Tidwell, Matthew Nilsen, Michael Retzloff, Richard Phillis and Steven Childs. The full ranked list, with the official records each provider matched, is on this page.
Which commercial appraisers serving Humboldt County are verified against official records?
5 of the top 5 match an active official record: David Tidwell (CA appraiser board via ASC National Registry), Matthew Nilsen (CA appraiser board via ASC National Registry), Michael Retzloff (CA appraiser board via ASC National Registry), Richard Phillis (CA appraiser board via ASC National Registry) and Steven Childs (CA appraiser board via ASC National Registry). Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
Who can appraise commercial property?
Federally related commercial appraisals generally require a State Certified General appraiser. Every appraiser listed here holds an active Certified General credential in the ASC National Registry.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .
Cities in Humboldt County
Communities served
Myrtletown, Humboldt Hill, Rio Dell, Cutten, Pine Hills, Hoopa, Bayview, Willow Creek, Ferndale, Redway, Hydesville, Westhaven-Moonstone, Blue Lake, Loleta, Fieldbrook, Garberville, Shelter Cove, Manila, Indianola, Scotia, Miranda, Benbow, Orick, Trinidad, Fields Landing, Samoa, Weott, Fairhaven, Big Lagoon, Alderpoint, Phillipsville, Weitchpec, Myers Flat, Kep'el, Redcrest, Wautec