Updated: Jun 06, 2026
Location and Projects
Address
9594 DARONA DRIVE, San Ramon, CA, 94583
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At&t Construction
Serving the San Ramon, California area for over three decades, AT&T provides telecommunications infrastructure and related contracting services to commercial and residential clients. The company specializes in the installation and maintenance of advanced networking systems, including fiber optic lines, wireless communication networks, and broadband internet solutions. AT&T’s projects often include upgrades and expansions of communications infrastructure in both urban and suburban environments, supporting reliable connectivity for homes, businesses, and public facilities. With experience managing large-scale network deployments as well as routine service upgrades, AT&T is equipped to handle complex telecommunications installations in rapidly growing communities across the region. The company’s San Ramon operations reflect a long-standing presence in the local market, addressing the evolving technology needs of clients throughout Contra Costa County.
At&t Services
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At&t Contact Information
Phone Number: (530) 229-2024
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Address: 9594 DARONA DRIVE, San Ramon, CA 94583
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At&t San Ramon
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
At&t has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.
Activity
|
669 projects
|
2025 |
|
608 projects
|
2024 |
|
710 projects
|
2023 |
Our building permit records indicate that At&t has worked on at least
1987.0 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
|
261 projects
|
New Constructions |
|
21 projects
|
Commercial Renovations |
|
6 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that At&t mostly works on
new construction
and commercial renovation
projects.
Pricing
|
86 projects
|
< $5k |
|
8 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
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.
Non emergency. need to dig pit in front of 817 green wy to remove and replace sub box and gain slack on cables for attach rehab. will require sidewalk replacement at&t job #31018022 est. start: 5/12/25 est. end: 7/1/25 expires: 8/13/2025 note: concrete replacement shall be scoreline to scoreline. inspection must be requested before pouring concrete
Valuation:
N/A
Permit #:
ENG-25-05473
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Locate and expose existing conduits and place new intercept sb #1045-1 (3'x5') in dirt surface. directional bore/trench and place â±728 of 1-4 cpc from (e) sb #10 to new intercept sb #1045-1 (3'x5') through (e)mh #58.remove and restore 10'x6 (60 sq ft) of concrete sidewalk surface tcp needed for right lane closure + lane shift for boring trenching & sb placement on s k st. & e rankin ... see more
Valuation:
N/A
Permit #:
ENG-25-05465
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
A056h5d-a-excavate 84 sq ft asphalt 13 lin ft + 10 sq ft concrete 10 sq ft dirt 4 lin ft tunnel c&g 4 lin ft bricks to remove existing hh place (115') 1-4 duct place (1) 2x3 hh. tcp to access mh 1200 hh1 hh2 for placing and splicing fiber cable. 5 days for work
Valuation:
N/A
Permit #:
PWE25-0214
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
A02tmtl-a-crown valley bridge widening part 2. cip cc24-01. contact: harrison martin. excavate to remove (1) existing at&t ped; remove (1) existing 2x3 hh; remove (1) existing sai cabinet; remove 148’ top 2 tiers of (6) -4” duct; place 109 of 1-4 conduit via trench; place 129 of 1-4 conduit via bore; adjust (5) manhole to grade; excavate (2) 4x4 pit; excavate (2) 4x6 pit; place (2) ne... see more
Valuation:
N/A
Permit #:
PWE25-0198
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Location: sidewalk in soutwest corner of w bardsley ave & s e st non emergency. need to cut and remove sidewalk in front of 1150 s laspina to remove and replace pedestal to the left of entry driveway job 36848208 est. start: 4/1/25 est. end: 5/1/25 exp: 6/27/2025
Valuation:
N/A
Permit #:
ENG-25-05428
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Location: sidewalk in soutwest corner of w bardsley ave & s e st non emergency. need to cut and remove sidewalk in on the southwest corner of s e st and w bardsley ave to remove and replace pedestal mtce job 36848113 est. start: 4/1/25 est. end: 5/1/25 exp: 6/27/2025
Valuation:
N/A
Permit #:
ENG-25-05427
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Traffic control for work within city of buena park. traffic control per accepted plans. work hours are 8:30am to 3:30pm. fullerton pd will not enforce no parking signs if not posted 72 hours prior to work. please contact the city inspector shawn hydaryacil at 714-595-6718 for a pre-construction meeting prior to any work being performed. failure to hold a pre-construction meeting may r... see more
Valuation:
N/A
Permit #:
ENG-2025-0140
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Place new 576 pfp (40.5"h x 42.8"w x 19.9"d) on new concrete pad. trench and place ±14 of 2-4 cpc from (e) pole #no tag to new 576 pfp. tcp needed for right lane closure to access mh #1133 on folsom blvd. & shoulder clsoure for pfp placement & trenching on white rock rd
Valuation:
N/A
Permit #:
ENC-23-0776
Status:
final
Fee:
$1,975
Permit Type:
N/A
Building Type:
N/A
Encroachment permit (in city right of way) - at&t utilities
2025-02-24
Trench bore excavate per city standard. 312 to install conduit. pothole for utilities per city standard. 315. protect in place curb & gutter and driveway. traffic control per accepted plan. work hours are 7am to 4pm. fullerton pd will not enforce no parking signs if not posted 72 hours prior to work. please contact the city inspector shawn hydaryacil at 714-595-6718 for a pre-construc... see more
Valuation:
N/A
Permit #:
ENG-2025-0048
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Encroachment permit (in city right of way) - at&t utilities
2025-03-10
Replace existing cabinet remove and replace sidewalk joint to joint per city standard 122 match existing pattern color and score line. protect in place existing brick. traffic control per accepted plan. fullerton pd will not enforce no parking signs if not posted 72 hours prior to work. work hours are 8:30am to 3:30pm. please contact the city inspector shawn hydaryacil at 714-595-6718... see more
Valuation:
N/A
Permit #:
ENG-2025-0044
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Encroachment permit (in city right of way) - at&t utilities
2025-04-07
Trench bore and excavate per city standard. 312/313 to install conduit and cabinet. pothole for all utilities per city standard. 315. traffic control per accepted plan. fullerton pd will not enforce no parking signs if not posted 72 hours prior to work. work hours are 8:30am to 3:30pm. please contact the city inspector shawn hydaryacil at 714-595-6718 for a pre-construction meeting pr... see more
Valuation:
N/A
Permit #:
ENG-2025-0043
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Encroachment permit (in city right of way) - at&t utilities
2025-02-20
Trench bore and excavate per city standard. 312/313 to install new conduit. pothole for all utilities per city standard. 315. fullerton pd will not enforce no parking signs if not posted 72 hours prior to work. work hours are 7am to 4pm. please contact the city inspector shawn hydaryacil at 714-595-6718 for a pre-construction meeting prior to any work being performed. failure to hold ... see more
Valuation:
N/A
Permit #:
ENG-2025-0011
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Encroachment permit (in city right of way) - at&t utilities
2025-04-10
Trench bore and excavate per city standard. 312/313 to install new conduit. pothole for all utilities per city standard. 315 remove and replace sidewalk joint to joint per city standard 122. fullerton pd will not enforce no parking signs if not posted 72 hours prior to work. work hours are 7am to 4pm. please contact the city inspector shawn hydaryacil at 714-595-6718 for a pre-constru... see more
Valuation:
N/A
Permit #:
ENG-2025-0005
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Encroachment permit (in city right of way) - at&t utilities
2025-03-20
Excavate per city standard. 312/313 to install ground rod. remove and replace sidewalk joint to joint per city standard 122. traffic control per accepted plans. fullerton pd will not enforce no parking signs if not posted 72 hours prior to work. work hours are 8:30am to 3:30pm. please contact the city inspector shawn hydaryacil at 714-595-6718 for a pre-construction meeting prior to a... see more
Valuation:
N/A
Permit #:
ENG-2024-0663
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Location: in front of 1157 e kern ave tnon emergency. need to break sidewalk concrete to remove damaged pedestal and place new up1252 in front of 1157 e kern ave (abws36696570) est. start: 3/3/25 est. end: 6/3/25 exp: 6/3/2025
Valuation:
N/A
Permit #:
ENG-25-05392
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(eplan) location: near carmine/interval. excavate 135 sq ft asphalt 71 sq ft concrete 231 sq ft dirt 9 lin ft tunnel c&g to place pfp cabinet concrete pad place fiber barrel trench & place 407 of ducts. 5 days for work
Valuation:
N/A
Permit #:
00949096-MCE
Status:
issued
Fee:
$1,914
Permit Type:
N/A
Building Type:
N/A
(eplan) location: near carmine/interval. excavate 135 sq ft asphalt 71 sq ft concrete 231 sq ft dirt 9 lin ft tunnel c&g to place pfp cabinet concrete pad place fiber barrel trench & place 407 of ducts. 5 days for work
Valuation:
N/A
Permit #:
00949095-EMC
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rear of 34 deer spring- maintenance work-traffic control to reskin deteriorated cabinet remove deteriorated fiber glass pad scrape to replace w concrete pad. tc per watch manual/camutcd 3 days. standard cond apply
Valuation:
N/A
Permit #:
00951759-EP
Status:
issued
Fee:
$905
Permit Type:
N/A
Building Type:
N/A
At&t abws #36398350 sidewalk box replacement at&t abws #36398350 requires at&t to remove & replace a 24"x48 sidewalk box & restore 6 x 4 concrete sidewalk area. please see permit tcp drawings for details
Valuation:
N/A
Permit #:
EP25-00002
Status:
issued
Fee:
$616
Permit Type:
Electronic permit
Building Type:
N/A
Encroachment permit (enc) - enc01 - encroachment permit extensive
2025-05-08
Z51-e333 access (4) poles p2040335e p2040334e p2040333e p1594961e) and (1) manhole (mh962) to place and splice approximately 385 feet of aerial cable within the krameria avenue trisha way king avenue washington street and van buren boulevard right of way
Valuation:
N/A
Permit #:
ENC21120593
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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At&t License info
Verified License
| License # | 1096888 |
| Status | Active |
| State | California |
| Type | Drywall |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for At&t at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 0504 |
| Status | Active |
| City | San Carlos |
- BuildZoom has not verified this license since September, 2016.
Verify this license's status for At&t at the The City of San Carlos, CA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Butte County |
- According to the Butte County, CA, 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 At&t at the Butte County, CA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 655307 |
| Status | Inactive |
| State | California |
| Type | General Building |
- 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 At&t at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Unverified License
| Status | Unable To Verify |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Bonded
| Bonded Agent | Star Insurance Company |
| Bond Value | $7,500 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
7K
Permits
- Building permit records show that At&t has worked on 6951 permitted projects.
At&t Employees
AT
Arie Roberto Tellez
Sole Owner
JV
Juan Carlos Villasenor
Sole Owner