Updated: Apr 14, 2026
Location and Projects
Address
2808 Joanel Street, Houston, TX, 77027
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Gamma Construction Company-c
Founded in 1985 by Frank Glass, Gamma Construction Company is a Houston-based commercial general contractor with nearly forty years of experience in the industry. Headquartered near Greenway Plaza, the company operates throughout the greater Houston area and has completed projects in over thirty states. Under the leadership of President Keith Williams since 1987, Gamma expanded from tenant build-outs to a broad range of commercial construction projects. The firm's portfolio includes offices, retail developments, banks, auto dealerships, schools, healthcare facilities, restaurants, and special-purpose buildings for oil companies. Notable clients include major department store chains such as Macy’s, Foley’s, Lord & Taylor, and Robinsons-May, with projects spanning Texas and other states.
Gamma Construction Company-c Services
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Gamma Construction Company-c Contact Information
Phone Number: (713) 963-0086
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Address: 2808 Joanel Street, Houston, TX 77027
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Gamma Construction Company-c Houston
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gamma Construction Company-c has a BuildZoom score of 102, which places them above 89% of 222,249 contractors in Texas.
Activity
|
4 projects
|
2025 |
|
3 projects
|
2024 |
|
8 projects
|
2023 |
Our building permit records indicate that Gamma Construction Company-c has worked on at least
15.0 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
|
Home Additions |
Analyzing permits over the last 4 years shows that Gamma Construction Company-c mostly works on
home addition
projects.
Pricing
|
6 projects
|
< $5k |
|
1 project
|
$20k-$50k |
|
1 project
|
$250k-$500k |
|
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.
Building Permits by Gamma Construction Company-c
This is a sample of this contractor's permits. Click here to access their complete permit history.
37 090 sf whse/office buildout 1-1-2-s1/b-b 21 ibc spk/fa
Valuation:
$1,000,000
Permit #:
24122006
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
26 319 sf hi-rise clinic remodel 1-33-1-b-a-spk/fa 21 ibc
Valuation:
$4,100,000
Permit #:
24076630
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
17 548 sf. medical office buildout 1-4-1-b-a 15ibc sp/fa
Valuation:
$6,500,000
Permit #:
22072526
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
Commercial remodeling/addition. elevation cert. and boundary survey required iecc is required. plans must be on jobsite. kelsey seybold clinic ol:535 mark crawford iecc *note* this plan review includes the approval for a commercial lawn sprinkler system and one sand/oil/lint interceptor $100 and a sample-well
Valuation:
$4,000,000
Permit #:
20110895
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Clinics
19 610 sf med building shell addition w/sitewrk 1-4-1-sh-a 12 ibc spk
Valuation:
$4,175,000
Permit #:
21112994
Status:
issued
Fee:
N/A
Permit Type:
Other non-residen...
Building Type:
N/A
9 307 sf conv't rstrnt to med office 1-2-2-b-b 15ibc spk/fa
Valuation:
$1,906,000
Permit #:
23053745
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
1 400 s.f. medical office remodel 1-1-2-b-b 15 ibc spk/fa
Valuation:
$300,000
Permit #:
23056088
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
Addition alteration conversion commercial building(s)
Valuation:
$10,500,000
Permit #:
2206230178-RENO-001
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition alteration conversion commercial building(s)
Valuation:
$4,800,000
Permit #:
2206060154-RENO-001
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
6 832 sq. ft. office buildout 1-4-1-b-a 2015 ibc spk/fa
Valuation:
$500,000
Permit #:
22074005
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
26 441 sq ft office expansion 1-33-1-b-a 15 ibc 100% spk
Valuation:
$2,800,000
Permit #:
22062208
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
Alvin isd alvin high school-mccauley building exterior stair replacement
Valuation:
$250,000
Permit #:
ADDC-22-2277
Status:
issued
Fee:
$1,365
Permit Type:
N/A
Building Type:
N/A
7 500 sf convert to warehouse 1-1-2-s2-b 21 ibc
Valuation:
$31,000
Permit #:
25010514
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
Commercial tenant space
Valuation:
$1,132,495
Permit #:
2207280049-LBO-001
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
17 548 sf. medical office buildout 1-4-1-b-a 15ibc sp/fa
Valuation:
N/A
Permit #:
22072526
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
Shell building
Valuation:
$14,000,000
Permit #:
2205200151-SBU-001
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
30, 090 sq ft new school building 1-2-2-e-b 12 ibc sp/al
Valuation:
$7,500,000
Permit #:
21027706
Status:
issued
Fee:
N/A
Permit Type:
Schools & other e...
Building Type:
N/A
7 500 sf convert to warehouse 1-1-2-s2-b 21 ibc
Valuation:
$0
Permit #:
25010514
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
7 500 sf convert to warehouse 1-1-2-s2-b 21 ibc
Valuation:
$0
Permit #:
25010514
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
7 500 sf convert to warehouse 1-1-2-s2-b 21 ibc
Valuation:
$0
Permit #:
25010514
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
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136
BZ Score
-
Avg Project
-
Projects
203
BZ Score
$178K
Avg Project
-
Projects
135
BZ Score
$300K
Avg Project
-
Projects
Gamma Construction Company-c Reviews
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Verified License
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Gamma Construction Company-c License info
Verified License
| License # | 11-002464 |
| Status | Active |
| City | Alvin |
| Type | General Contractor |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Gamma Construction Company-c at the City of Alvin.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Dickinson |
| Type | General Contractor |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of Gamma Construction Company-c with the City of Dickinson
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | GC4669530 |
| Status | Active |
| City | Iowa Colony |
| Type | General Contractor |
- When BuildZoom last verified this license, it had an expiration date of April, 2021. Check the current license status of Gamma Construction Company-c with the City of Iowa Colony
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Baytown |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Gamma Construction Company-c with the City of Baytown, Texas
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | GENC9702464 |
| Status | Active |
| City | Alvin |
| Type | General Contractor |
- BuildZoom has not verified this license since May, 2024.
Verify this license's status for Gamma Construction Company-c at the City of Alvin.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | BLD2711028 |
| Status | Active |
| City | Waller |
| Type | Building Contractor |
- When BuildZoom last verified this license, it had an expiration date of January, 2025. Check the current license status of Gamma Construction Company-c with the City of Waller
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Round Rock |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of Gamma Construction Company-c with the The City of Round Rock, TX
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 36787 |
| Status | Active |
| State | Texas |
- When BuildZoom last verified this license, it had an expiration date of December, 2013. Check the current license status of Gamma Construction Company-c with the Texas Department of Licensing and Regulation
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 0036170415 |
| Status | Active |
| State | Arkansas |
| Type | Building (C&R) |
- When BuildZoom last verified this license, it had an expiration date of April, 2015. Check the current license status of Gamma Construction Company-c with the Arkansas Contractors Licensing Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 0036170411 |
| Status | Active |
| State | Arkansas |
| Type | Building |
- When BuildZoom last verified this license, it had an expiration date of April, 2016. Check the current license status of Gamma Construction Company-c with the Arkansas Contractors Licensing Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GC0844272 |
| Status | Inactive |
| City | Manvel |
| Type | General Contractor |
- According to the City of Manvel, 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 Gamma Construction Company-c at the City of Manvel.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | R07-0146 |
| Status | Inactive |
| City | Frisco |
| Type | Building |
- According to the The City of Frisco, TX, 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 Gamma Construction Company-c at the The City of Frisco, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 9970 |
| Status | Inactive |
| City | Plano |
| Type | General Contractor |
- According to the City of Plano, Texas, 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 Gamma Construction Company-c at the City of Plano, Texas.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
262
Permits
- Building permit records show that Gamma Construction Company-c has worked on 262 permitted projects.
Gamma Construction Company-c Employees
DO
David Oaks
GC
Gamma Construction
Owner
GC
Gamma Construction Company C
Owner
GC
Gamma Construction Company-C
Owner
JP
Jason Pearce
Owner
KW
Keith Williams
Applicant
KD
Kimberly Daniels
Owner
PH
Pam Haynes
Owner
SC
Steve Caseras
Owner
WK
Williams Keith
Owner