Updated: May 06, 2026
Location and Projects
Address
3460 Preston Ridge Rd, Alpharetta, GA, 30005
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Robertson Loia Roof, P.C Architect
Robertson Loia Roof, P.C, 3460 Preston Ridge Rd, Alpharetta, GA (Owned by: Samia M. Coker) holds a Architect license and 3 other licenses according to the North Carolina license board.
Their BuildZoom score of 103 ranks in the top 10% of 84,062 Georgia licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Robertson Loia Roof, P.C, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Robertson Loia Roof, P.C Services
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Robertson Loia Roof, P.C Contact Information
Address: 3460 Preston Ridge Rd, Alpharetta, GA 30005
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Robertson Loia Roof, P.C Alpharetta
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Robertson Loia Roof, P.C has a BuildZoom score of 103, which places them above 90% of 84,062 contractors in Georgia.
Activity
|
9 projects
|
2025 |
|
7 projects
|
2024 |
|
6 projects
|
2023 |
Our building permit records indicate that Robertson Loia Roof, P.C has worked on at least
22.0 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
|
6 projects
|
Commercial Renovations |
|
5 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Robertson Loia Roof, P.C mostly works on
commercial renovation
and home addition
projects.
Pricing
|
1 project
|
$5k-$20k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
|
9 projects
|
$1mil+ |
The typical size of their permits is approximately $1,794,655. This graph shows the distribution of these job values.
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.
Building Permits by Robertson Loia Roof, P.C
This is a sample of this contractor's permits. Click here to access their complete permit history.
Land development & infrastructure that incluse miscellanesou site work underground utilities & erosion controll for future new 2-story community outreach and wellness center. the proposed building footprint is approx. 3 876 sf with a total area of approx. 6 767 sf
Valuation:
$277,000
Permit #:
LD-202500044
Status:
approved
Fee:
$4,194
Permit Type:
N/A
Building Type:
N/A
Interior remodel of an existing kroger. scope to include removal and/or installation of furniture fixtures and equipment with associated plumbing and electrical
Valuation:
$1,630,000
Permit #:
BB-202502197
Status:
issued
Fee:
$11,535
Permit Type:
N/A
Building Type:
N/A
Remodel of an existing kroger to include a new pharmacy counsel area cheese kiosk relocation of furniture fixtures and equipment with associated mep
Valuation:
$1,380,000
Permit #:
BB-202502184
Status:
issued
Fee:
$9,685
Permit Type:
N/A
Building Type:
N/A
The existing kroger store will be remodeled to include new and relocated furniture fixtures and equipment with associated plumbing and electrical work new traffic doors and updated decor and finishes throughout the store
Valuation:
$2,000,000
Permit #:
24-02400-EC
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
See link the existing kroger store will be remodeled to include new and relocated furniture fixtures and equipment with associated plumbing and electrical work new traffic doors and updated decor and finishes throughout the store
Valuation:
$2,000,000
Permit #:
24-02403-PC
Status:
revoked
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kroger interior remodel and decor upgrade
Valuation:
$1,959,309
Permit #:
BCOM-0425-01791
Status:
issued
Fee:
$2,265
Permit Type:
N/A
Building Type:
N/A
Addition to existing dental clinic office
Valuation:
$1,500,000
Permit #:
25-08222-IF
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition to existing dental clinic office
Valuation:
$1,500,000
Permit #:
25-08044-BC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
G - commercial additions-alterations permit
2025-08-08
Renovation of media center (renovation area 5 373 sf) in existing school building
Valuation:
N/A
Permit #:
GCADD24-0018
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
H - commercial additions-alterations permit
2024-08-22
25 classroom additions and practice gym replacement to johnson high school
Valuation:
$22,000,000
Permit #:
HCADD24-0042
Status:
filed
Fee:
N/A
Permit Type:
Addition & remode...
Building Type:
N/A
H - commercial additions-alterations permit
2024-07-02
25 classroom additions and practice gym replacement to johnson high school johnson h igh school additions & renovations
Valuation:
N/A
Permit #:
HCADD24-0033
Status:
rejected
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition to the hall county school district bus maintenance facility
Valuation:
$2,000,000
Permit #:
HCADD24-0048
Status:
plancheck
Fee:
N/A
Permit Type:
Addition
Building Type:
N/A
The existing kroger store will be remodeled with work to include new and relocated furniture fixtures and equipment.** flood zone: ae-13 below 50% rule elev. cert not required - any work beyond the original scope of work requires resubmittal of an building permit for building and flood plan review
Valuation:
$850,000
Permit #:
23-09805-BC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
G - commercial additions-alterations permit
2024-07-31
Three classroom lab addition to existing building
Valuation:
N/A
Permit #:
GCADD23-0153
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New 1025 student elementary school
Valuation:
$38,000,000
Permit #:
HCNEW23-0317
Status:
triage
Fee:
N/A
Permit Type:
Commercial new co...
Building Type:
N/A
Water and sewer permit - all-inclusive
2024-11-22
Existing kroger will be remodeled with work to include relocated furniture/fixtures/equipment & associated electrical/plumbing work
Valuation:
N/A
Permit #:
24-00475-WAS
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fairburn rd self storage: contruct 3 story climate controlled self storage building on pad. ld-201800078
Valuation:
$4,636,100
Permit #:
BB-202007018
Status:
final
Fee:
$34,533
Permit Type:
N/A
Building Type:
F2 warehouse buil...
Land development (land disturbance with improvements no final plat)
2025-10-10
Redevelopment commercial development
Valuation:
N/A
Permit #:
COMDEV2025-00120
Status:
issued
Fee:
$2,560
Permit Type:
N/A
Building Type:
N/A
Mechanical only: mechanical plans for replacement of existing roof top units with new at kroger ga-484. also included is the approved variance (mod2019-00062) for this work. cost of construction is $225 000.00
Valuation:
N/A
Permit #:
BLD2020-00275
Status:
final
Fee:
$1,375
Permit Type:
N/A
Building Type:
N/A
Kroger -for fire marshal review (city of duluth building jurisdiction) construction documents for the remodel of existing kroger store ga-381 including changing out equipment/fixtures in seafood prep lineup and minor concrete slab work for related refrigeration/plumbing modifications. renovation area is 173 sf. cost of construction is $130 000.00
Valuation:
N/A
Permit #:
BLD2019-06102
Status:
filed
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
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Robertson Loia Roof, P.C License info
Verified License
| License # | 50496 |
| Status | Active |
| State | North Carolina |
| Type | Architect |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Robertson Loia Roof, P.C at the North Carolina Board of Architecture.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 13184 |
| Status | Active |
| State | North Carolina |
| Type | Architect |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Robertson Loia Roof, P.C at the North Carolina Board of Architecture.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2001023315 |
| Status | Inactive |
| State | Missouri |
| Type | Architectural Corporation |
- According to the Board For Architects, Professional Engineers - Missouri , 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 Robertson Loia Roof, P.C at the Board For Architects, Professional Engineers - Missouri .
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 4651 |
| Status | Inactive |
| State | North Carolina |
| Type | Architect |
- According to the North Carolina Board of Architecture, 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 Robertson Loia Roof, P.C at the North Carolina Board of Architecture.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
98
Permits
- Building permit records show that Robertson Loia Roof, P.C has worked on 98 permitted projects.
Robertson Loia Roof, P.C Employees
DR
Duane Preston Roof
Owner
RP
Robertson/Loia/Roof, P.C.
Owner
SC
Samia M. Coker
Owner