Updated: Nov 07, 2025
Location and Projects
Address
20 E. Thomas Road,, Phoenix, AZ, 85012
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HDR Engineering Architect
HDR Engineering Inc, 20 E Thomas Rd, Phoenix, AZ (Employees: Anthony John Snead, Chris John Gedrose, and Gregory T. Sloniger) holds a Architect license and 7 other licenses according to the Arizona license board.
Their BuildZoom score of 98 ranks in the top 16% of 71,576 Arizona licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring HDR Engineering Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
HDR Engineering Inc Services
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HDR Engineering Inc Contact Information
Phone Number: (402) 399-1000
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Address: 20 E. Thomas Road,, Phoenix, AZ 85012
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Data center facility tenant improvement: changes to the existing data halls support areas and central utility plant with mechanical and electrical system upgrades - includes architectural structural mechanical electrical plumbing and fire protection (phase a and phase b)
Valuation:
N/A
Permit #:
P24BP03286
Status:
approved
Fee:
$20,822
Permit Type:
Commercial tenant...
Building Type:
N/A
Treet light installation the stl permit is only for the installation of new street lighting along public roadways. the installations shall comply with the national electrical code the international building code and the city of phoenix approved plans. call the inspector listed below for scheduling ***the city of phoenix stamped plans will need to be on site at the time of inspection. ... see more
Valuation:
N/A
Permit #:
STL-23021865
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Alteration to existing town of buckeye well site (hopeville) installing booster pump station with precast equipment building
Valuation:
N/A
Permit #:
B202001305
Status:
final
Fee:
$18,571
Permit Type:
N/A
Building Type:
N/A
Half street improvements along sossaman road and elliott road
Valuation:
N/A
Permit #:
PMT23-12030
Status:
triage
Fee:
$28,080
Permit Type:
Other commercial
Building Type:
N/A
City of mesa water reservoir alterations
Valuation:
N/A
Permit #:
B202203922
Status:
expired
Fee:
$7,635
Permit Type:
N/A
Building Type:
N/A
Parking lot lighting 15'-5 max height
Valuation:
$50,000
Permit #:
SE-17016789
Status:
final
Fee:
$551
Permit Type:
N/A
Building Type:
Additions & alter...
Application for modification to the construction codes for banner desert medical center 7-story childrens tower addition, approving ducted penetrations of smoke partitions installed as per the provisions of 2006 ibc 710.7. the space around a duct penetrating a smoke partition shall be filled with an approved material to limit the free passage of smoke. air transfer openings in smoke p... see more
Valuation:
N/A
Permit #:
BLD2006-12168
Status:
Issued
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
Code modification as applies to permit #bld2006-11619 for construction at banner desert mecical center which is designed per 2003 ibc. this code modification approves use of provisions of 2006 ibc section 404 for atrium construction. as per 2006 ibc 404.4, smoke control system is not required at atrium connecting two levels in i-2 occupancy as was required per 2003 ibc 404.4. all atri... see more
Valuation:
N/A
Permit #:
BLD2007-11953
Status:
Void
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
Code modification for banner desert medical center as applies to bld2006-11619. this approves the construction of the "high lobby space" connecting the 1st & 2nd floors using shaft construction provisions of ibc 707 with opening of bottom of shaft (at level of adjacent 1st floor ceiling) as per ibc 707.11. shaft is penetrated by ductwork at level of 2nd floor ceiling, with duct enclos... see more
Valuation:
N/A
Permit #:
BLD2008-00139
Status:
Void
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
7- story + basement addition to banner desert medical center 324, 600 sf i-2 ocupancy classification ib construction type. this permit for structural work and includes underground ductwork water & sewer lines electrical & grounding. structural design is based upon site specific analysis for determination of seismic design as allowed per ibc 1615.2 and as previously approved under perm... see more
Valuation:
$0
Permit #:
BLD2006-08711
Status:
Issued
Fee:
$48,750
Permit Type:
N/A
Building Type:
N/A
Package 7 (as designated by applicant) for 7-story 324, 600 addition at desert banner medical center i-2 occupancy classification with change of construction type to i-b as permitted per ibc 403.3.1 for high-rise buildings. this package includes demolish of & modification of existing building for preparation for new addition and to maintain hospital operations during construction deve... see more
Valuation:
$0
Permit #:
BLD2006-08713
Status:
Finaled
Fee:
$87,115
Permit Type:
N/A
Building Type:
N/A
Addendum to permit #bld2006-08711 reducing structural scope of work eliminating basement level included in original building design. these addendum plans include sheets for design of 2-story building areas p & q (ancillary building package 14) which are for reference only and not approved as part of this permit
Valuation:
$0
Permit #:
BLD2007-04909
Status:
Finaled
Fee:
$3,075
Permit Type:
N/A
Building Type:
N/A
Addendum to bld2006-08713 package 7 for banner desert medical center chidrens hospital. changes include modifications to site landscaping elimination of basement level enclose courtyard for additional 1st & 2nd floor level areas modify exterior wall finishes revise m p & e & plan clarifications. mechanical and plumbing plans removed from the original submittal for this addendum
Valuation:
$0
Permit #:
BLD2007-08221
Status:
Finaled
Fee:
$20,519
Permit Type:
N/A
Building Type:
N/A
Package 14. two story hospital building addition at banner desert medical center b s-1 & i-2 occupancy classifications ib construction type masonry concrete & steel construction 33, 225 total sf. this addition is separated from adjacent building areas by 3-hour firewall at northwest end of this addition & as required at west exterior walls due to proximity to assumed property line. se... see more
Valuation:
$0
Permit #:
BLD2007-12478
Status:
Finaled
Fee:
$58,234
Permit Type:
N/A
Building Type:
N/A
Deferred submittal for structural design of stairs handrails guards & glass guards at 7-story addition for banner desert medical center as absent from previosuly approved structural design & as referenced at permit #bld2006-08711. special inspections required as per permit #bld2006-08711
Valuation:
$0
Permit #:
BLD2008-02723
Status:
Finaled
Fee:
$1,880
Permit Type:
N/A
Building Type:
N/A
Addenda to original permit # bld2006-11619 childrens tower addition to addition rated doors and 2hr. vestibule at two locations on third floor corridor to mechanical room 3c601 which is a continuation of the 2 story shaft for the purpose of future maintenance and replacement of mechical equipment. addendum also adds floor electrical outlets third floor forever young space per owner r... see more
Valuation:
$0
Permit #:
BLD2009-00756
Status:
Finaled
Fee:
$500
Permit Type:
N/A
Building Type:
N/A
Deferred fire alarm submittal for permits bld2006-07180 and bld2006-7174. existing central plant and new addition for the central plant. addressable class a fire alarm system modification to accomodate remodel and addition
Valuation:
$0
Permit #:
BLD2007-11545
Status:
Finaled
Fee:
$600
Permit Type:
N/A
Building Type:
N/A
Addenda for banner desert medical center reference: original bld2006-07174 - per 2003 ibc. see delta dated 5-16-07 ve revisions for changes. new control room cancelled - existing control room 1t111 being used
Valuation:
$0
Permit #:
BLD2007-05428
Status:
Issued
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Public works svc ctr - ph i-fuel island
Valuation:
$1,500,000
Permit #:
BLD-05034390
Status:
final
Fee:
$5,577
Permit Type:
N/A
Building Type:
Public works & ut...
Onsite qc inspections (pwd standards)
Valuation:
N/A
Permit #:
CMC-10018998
Status:
final
Fee:
$55,640
Permit Type:
N/A
Building Type:
Civil commercial
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Verified License
BuildZoom confirmed this contractor's license
HDR Engineering Inc License info
Verified License
| License # | 10626 |
| Status | Active |
| State | Arizona |
| Type | Architect |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2025.
Verify this license's status for HDR Engineering Inc at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 10626 |
| Status | Active |
| State | Arizona |
| Type | Architect |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2025.
Verify this license's status for HDR Engineering Inc at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 170091 |
| Status | Active |
| State | Arizona |
| Type | General Commercial |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of HDR Engineering Inc with the Arizona Registrar of Contractors
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10626 |
| Status | Inactive |
| State | Arizona |
| Type | Architect |
| Business Type | Corporation |
- According to the Arizona Board of Technical Registration, 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 HDR Engineering Inc at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10626 |
| Status | Inactive |
| State | Arizona |
| Type | Architect |
| Business Type | Corporation |
- According to the Arizona Board of Technical Registration, 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 HDR Engineering Inc at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10627 |
| Status | Inactive |
| State | Arizona |
| Business Type | Corporation |
- According to the Arizona Board of Technical Registration, 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 HDR Engineering Inc at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10627 |
| Status | Inactive |
| State | Arizona |
| Business Type | Corporation |
- According to the Arizona Board of Technical Registration, 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 HDR Engineering Inc at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 203077 |
| Status | Inactive |
| State | Arizona |
| Type | General Commercial |
| Business Type | Corporation |
- According to the Arizona Registrar of Contractors, 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 HDR Engineering Inc at the Arizona Registrar of Contractors.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $5,000 |
11
Permits
- Building permit records show that HDR Engineering Inc has worked on 11 permitted projects.
HDR Engineering Inc Employees
AS
Anthony John Snead
Employee
CG
Chris John Gedrose
GS
Gregory T. Sloniger
JC
Joseph L. Calvarese
PS
Paul Barton Smith
Employee
RF
Raymond Wilson Flanagan
Officer
RG
Richard Lowell Glassen
Officer
RB
Richard R Bell
Officer
SB
Smith Paul Barton