Updated: May 02, 2026
Location and Projects
Address
PO BOX 1135, Fall City, WA, 98024
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Nelson Treehouse & Supply Construction
Based in Fall City, Washington, Nelson Treehouse & Supply specializes in the design and construction of custom treehouses for personal, vacation, and commercial use. Founded and led by Pete and Judy Nelson, this family business has gained international recognition for its innovative treehouse designs, showcased on television and through projects around the world. Serving clients seeking unique structures that connect with nature, the company offers both design and build services tailored to each location and purpose. In addition to constructing custom treehouses, Nelson Treehouse & Supply provides architectural plans and specialized hardware systems through its online store. With 12 years in the industry, the firm combines artistry and technical expertise to realize distinctive projects for residential retreats, vacation rentals, and commercial destinations.
Nelson Treehouse & Supply LLC Services
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Nelson Treehouse & Supply LLC Contact Information
Phone Number: (425) 441-8569
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Address: PO BOX 1135, Fall City, WA 98024
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Building Permits by Nelson Treehouse & Supply LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Construct tree house #7 number seven structure for bed and breakfast recreational use and ada ramp for accessbility (temp13-0003 vard12-0001 l11ae010 l11sh002 comm14-0010)
Valuation:
$48,456
Permit #:
COMM17-0036
Status:
complete
Fee:
$4,205
Permit Type:
N/A
Building Type:
N/A
Ms-bldg 31 treehouse #3 - construction of 1 treehouse exterior deck and approach ramp for short-term enjoyment of exterior environment. treehouse is 2152 sf. revision#1:9/8/2017- adding a wheelchair lift as a secondary means of egress. moving entry stair and corresponding footings. movement of the footings to the south will also move them further from tree roots
Valuation:
$300,000
Permit #:
BLDG-2017-00177
Status:
final
Fee:
$5,501
Permit Type:
N/A
Building Type:
N/A
Treehouse
Valuation:
N/A
Permit #:
BUILD-20-0316
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
No Description Available
Valuation:
N/A
Permit #:
24-01082
Status:
triage
Fee:
$229
Permit Type:
N/A
Building Type:
Residential
Ms-bldg 31 - tree house #2 - construction of a tree house totaling 861 sf. upper level = 136 gross square feet lower level = 505 gross square feet access ramp = 220 gross square feet. type vb construction u occupancy
Valuation:
$175,000
Permit #:
BLDG-2016-09507
Status:
final
Fee:
$3,779
Permit Type:
N/A
Building Type:
N/A
Treehouse point - tup renewal. original permit temp15-0017 from may - oct 2020 7 treehouses
Valuation:
N/A
Permit #:
TEMP20-0008
Status:
issued
Fee:
$733
Permit Type:
N/A
Building Type:
N/A
Ms bldg-31 - treehouse #1 - construction of 248 sf treehouse and 808 sf exterior deck. total area of work 1056 sf
Valuation:
$300,000
Permit #:
BLDG-2016-09505
Status:
final
Fee:
$5,213
Permit Type:
N/A
Building Type:
N/A
Epermit: residential building permit for construction of a new single family residence with 881sf of heated space and 404 sf of exterior deck. related 21-104356 lda and 21 105974 bla subject to airport disclosure notice
Valuation:
N/A
Permit #:
21104581RBP
Status:
final
Fee:
$3,029
Permit Type:
N/A
Building Type:
N/A
To conduct 60 outdoor weddings from may to october. the permitted alq structure will be used in conjunction with the wedding activities
Valuation:
N/A
Permit #:
TEMP15-0017
Status:
complete
Fee:
$4,390
Permit Type:
N/A
Building Type:
N/A
Treehouse point - tup renewal. original permit temp15-0017
Valuation:
N/A
Permit #:
TEMP19-0003
Status:
issued
Fee:
$733
Permit Type:
N/A
Building Type:
N/A
Single family residence
Valuation:
$7,346
Permit #:
E-B2202755
Status:
final
Fee:
$1,458
Permit Type:
N/A
Building Type:
Residential
No Description Available
Valuation:
N/A
Permit #:
BUILDG-18-0211
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
No Description Available
Valuation:
N/A
Permit #:
BLGREV-16-0076
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Treehouse point - tup renewal
Valuation:
N/A
Permit #:
TEMP16-0018
Status:
complete
Fee:
$205
Permit Type:
N/A
Building Type:
N/A
Treehouse access stairs
Valuation:
N/A
Permit #:
20-1729
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
No Description Available
Valuation:
N/A
Permit #:
BUILD-21-0092
Status:
expired
Fee:
$3,207
Permit Type:
N/A
Building Type:
N/A
Residential treehouse
Valuation:
N/A
Permit #:
19-1517
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Treehouse point - tup renewal
Valuation:
N/A
Permit #:
TEMP18-0004
Status:
issued
Fee:
$702
Permit Type:
N/A
Building Type:
N/A
Treehouse art studio
Valuation:
$35,980
Permit #:
BP15-0496
Status:
complete
Fee:
$874
Permit Type:
N/A
Building Type:
N/A
New (576sqft) single family residence - treehouse
Valuation:
N/A
Permit #:
25-0861
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
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Nelson Treehouse & Supply LLC License info
License Not Verified
| License # | NELSOTS889CF |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of February, 2026. Check the current license status of Nelson Treehouse & Supply LLC with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | NELSOTS889CF |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Nelson Treehouse & Supply LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2705163277 |
| Status | Inactive |
| State | Virginia |
| Type | Residential Building (Rbc) |
| Business Type | Limited Liability Company |
- According to the Virginia Department of Professional and Occupational Regulation, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Nelson Treehouse & Supply LLC at the Virginia Department of Professional and Occupational Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1035210 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Limited Liability Company |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Nelson Treehouse & Supply LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Insured
| Insurer | Scottsdale Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indem CO |
| Bond Value | $12,000 |
Insured
| Workers Comp Provider | Aig Property Casualty Company |
16
Permits
- Building permit records show that Nelson Treehouse & Supply LLC has worked on 16 permitted projects.
Nelson Treehouse & Supply LLC Employees
DM
Daryl Thomas Mcdonald
Rme
JN
Judith Nelson
Partner/Member
JN
Judith Wray Nelson
Member
NW
Nelson, Judith W
Partner/Member
NF
Nelson, Peter F
Partner/Member
PN
Peter Nelson
Partner/Member