Updated: Jul 13, 2026
Location and Projects
Address
895 MARLBOROUGH AVE STE 250, Riverside, CA, 92507
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The Magnon Companies Construction
With over forty years serving Riverside and the broader Inland Empire, The Magnon Companies is recognized for its expertise in industrial and office real estate development. The company has developed more than ten million square feet of office and industrial projects throughout California. Project specialties include industrial warehouses, multi-tenant office spaces, government facilities, and value-add developments. The Magnon Companies is also noted as one of the largest private landlords of governmental facilities in Riverside County. Services span the full project lifecycle, from land procurement and site planning to project management, entitlement, general contracting, and lease negotiations. As a full-service provider, The Magnon Companies offers comprehensive management for commercial real estate projects in the region.
The Magnon Companies Services
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The Magnon Companies Contact Information
Phone Number: (951) 684-0860
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Address: 895 MARLBOROUGH AVE STE 250, Riverside, CA 92507
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The Magnon Companies Riverside
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
The Magnon Companies has a BuildZoom score of 102, which places them above 89% of 336,931 contractors in California.
Activity
|
2 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that The Magnon Companies has worked on at least
3.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
3 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that The Magnon Companies mostly works on
new construction
projects.
Pricing
|
1 project
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
3 projects
|
$1mil+ |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
New industrial building with office area: 40, 000 sf includes site work: lighting concrete wall screened truck yard with sliding gate 4 dock-high spaces with one truck yard ramp with overhead door & trash enclosure **speculative tenant improvement with no occupancy** 7-27-22 sk
Valuation:
$3,000,000
Permit #:
BP-2022-07063
Status:
complete
Fee:
N/A
Permit Type:
Industrial buildi...
Building Type:
N/A
Spec tenant improvement. 4354 sf - offices and an open floor plan - suite 450 **any future tenant improvement work in this suite will be done by future tenant under separate permits.**
Valuation:
$327,000
Permit #:
BP-2021-19951
Status:
complete
Fee:
N/A
Permit Type:
Office bank and p...
Building Type:
N/A
Change of occupancy: convert (m occ) into (a3 occ) 4 780 (b occ) 16 851 sq.ft (s-1 occ) 2 039 sq.ft and renovate existing (a3 occupancy) 4995 sq.ft. combine vacant units 100 and 102 wtih part of unit 140 into unit 100 new partition walls ceiling associated plumbing mechanicl and electrical
Valuation:
$2,000,000
Permit #:
BLD2019-06233
Status:
final
Fee:
N/A
Permit Type:
Change of use
Building Type:
N/A
Spec suite tenant improvement. 4, 574 sf *speculative tenant improvement with no occupancy* 5-4-22: sk
Valuation:
$330,000
Permit #:
BP-2021-19938
Status:
complete
Fee:
N/A
Permit Type:
Office bank and p...
Building Type:
N/A
5th floor office tenant improvement. suite #500: (2) new restrooms walls door associated m/e/p
Valuation:
$459,480
Permit #:
BP-2022-14270
Status:
complete
Fee:
N/A
Permit Type:
Office bank and p...
Building Type:
N/A
Spec suite tenant improvement. 4, 103 sf *speculative tenant improvement with no occupancy*
Valuation:
$293,000
Permit #:
BP-2021-19947
Status:
complete
Fee:
N/A
Permit Type:
Office bank and p...
Building Type:
N/A
Office tenant improvement. 13, 299 sq. ft non-bearing partitions suspended t-bar and hard lid ceilings (2) accessible restrooms lighting and electrical outlets (1) exterior roll up door (1) exterior concrete ramp (2) exterior glazed openings replace (3) roof top air conditioning units for magnon octoclean ***no work requiring electrical releases***
Valuation:
$150,000
Permit #:
19-1169
Status:
final
Fee:
N/A
Permit Type:
Aoff
Building Type:
N/A
New industrial shell 187, 120 sf w 5, 000 sf office on 8.63 lot acreage -
Valuation:
$6,077,500
Permit #:
PMT17-02098
Status:
final
Fee:
$1,779,111
Permit Type:
N/A
Building Type:
N/A
New industrial building with small office area - 77, 000 sf building b ***not for occupancy - shell only***
Valuation:
$3,031,380
Permit #:
19-1014
Status:
issued
Fee:
N/A
Permit Type:
Nind
Building Type:
N/A
New industrial building (15, 300 sq. ft.) - building a ***not for occupancy - shell only**
Valuation:
$575,586
Permit #:
19-1012
Status:
issued
Fee:
N/A
Permit Type:
Nind
Building Type:
N/A
New chp facility - all structures
Valuation:
$4,766,400
Permit #:
F19-0190
Status:
final
Fee:
N/A
Permit Type:
New construction
Building Type:
N/A
New chp facility 4 bldgs & 2 shade struct. incl 150.48kw photovoltaic
Valuation:
$6,863,775
Permit #:
COM19-0031
Status:
filed
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Ti: (2, 300 sf) first and second floor: new non-load bearing partitions 1st floor clerical area ceiling repair lighting plumbing hvac path of travel and accessible parking for exisitng tenant - state of california department of justice
Valuation:
$50,000
Permit #:
18-3312
Status:
final
Fee:
N/A
Permit Type:
Aoff
Building Type:
N/A
Chp on site building grading plans
Valuation:
N/A
Permit #:
G20-0004
Status:
issued
Fee:
$19,278
Permit Type:
Commercial
Building Type:
N/A
Install on low north property line retaining wall 660 lenear feet of wall with an average height of 3.6 feet
Valuation:
N/A
Permit #:
PMT19-00312
Status:
final
Fee:
$594
Permit Type:
N/A
Building Type:
N/A
Retaining wall (1243 lf x 4'3 max height) built to engineered specs
Valuation:
$42,752
Permit #:
19-2901
Status:
issued
Fee:
N/A
Permit Type:
Aoth
Building Type:
N/A
3, 432 sf tenant improvements to third floor suite 300 including new non-load bearing partitions ceilings lighting hvac and fire sprinkler. site existing path of travel and accessible parking stalls meet current ada requirements per details *floor area correction of tenant improvement from 6, 564 sf to 3, 432 sf per plan* cc 10/26/21 *
Valuation:
$459,480
Permit #:
BP-2021-08009
Status:
complete
Fee:
N/A
Permit Type:
Office bank and p...
Building Type:
N/A
Tenant improvement. office: 565 sf warehouse: 76, 259 sf office area restrooms drinking fountain break area new warehouse door lighting & equipment charging areas
Valuation:
$300,000
Permit #:
BP-2020-03617
Status:
complete
Fee:
N/A
Permit Type:
Industrial buildi...
Building Type:
N/A
Ti: new tenant (entire 5th floor) - partition walls ceilings lighting plumbing hvac upgrade parking lot path of travel and accessible parking - national university -< pgh 01-26-17 >-
Valuation:
$300,000
Permit #:
17-0318
Status:
final
Fee:
N/A
Permit Type:
Asto
Building Type:
N/A
Tenant improvement. - demolish of non-load bearing partitions to provide additional open office area with new t-bar ceiling and lighting; location adjustments only to existing hvac registers - dmv call center
Valuation:
$100,000
Permit #:
BP-2019-02793
Status:
complete
Fee:
N/A
Permit Type:
Office bank and p...
Building Type:
N/A
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The Magnon Companies License info
Verified License
| License # | 392037 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for The Magnon Companies at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 504399 |
| Status | Inactive |
| State | California |
| Type | Electrical |
| Business Type | Corporation |
- 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 The Magnon Companies at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 255142 |
| Status | Inactive |
| State | California |
| Type | General Building, Electrical |
| Business Type | Corporation |
- 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 The Magnon Companies at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 532259 |
| Status | Inactive |
| State | California |
| Type | General Building, Electrical |
| Business Type | Corporation |
- 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 The Magnon Companies at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Oak River Insurance Company |
22
Permits
- Building permit records show that The Magnon Companies has worked on 22 permitted projects.
The Magnon Companies Employees
DS
David Christian Stapley
Officer
DW
Deanna Rae Magnon Wagner
Rmo / Ceo / Pres
DM
Douglas Alan Magnon
Owner
FS
Frank D Sherbon
Officer
GB
George Francis Balch
Officer
RM
Raymond Magnon
Rmo/Ceo/Pres
RM
Raymond Magnon
Officer