Location and Projects
Address
2300 CLAYTON ROAD SUITE 200, Concord, CA, 94520
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Conestoga-rovers & Associates Engineer
Conestoga-rovers & Associates, Inc, 2300 Clayton Rd, Concord, CA (Owned by: Anthony Ying) holds a General Engineering license and 4 other licenses according to the California license board.
Their BuildZoom score of 96 ranks in the top 20% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Conestoga-rovers & Associates, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Conestoga-rovers & Associates, Inc Services
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Conestoga-rovers & Associates, Inc Contact Information
Phone Number: (949) 250-0501
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Address: 2300 CLAYTON ROAD SUITE 200, Concord, CA 94520
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Conestoga-rovers & Associates, Inc Concord
Quality
96
80th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Conestoga-rovers & Associates, Inc has a BuildZoom score of 96, which places them above 80% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
2 projects
|
2022 |
Our building permit records indicate that Conestoga-rovers & Associates, Inc 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.
Pricing
|
1 project
|
$250k-$500k |
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 Conestoga-rovers & Associates, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove and replace gas line(s) piping for facility heat treatment furnaces. install two new manifold boxes gas cabinet control panel gas detection sytem/alarm and associated controls
Valuation:
$400,000
Permit #:
ELE20-02184
Status:
complete
Fee:
$195
Permit Type:
N/A
Building Type:
N/A
Remove and replace gas line(s) piping for facility heat treatment furnaces. install two new manifold boxes gas cabinet control panel gas detection sytem/alarm and associated controls
Valuation:
$400,000
Permit #:
BLD20-02925
Status:
complete
Fee:
$12,805
Permit Type:
N/A
Building Type:
N/A
Remove and replace gas line(s) piping for facility heat treatment furnaces. install two new manifold boxes gas cabinet control panel gas detection sytem/alarm and associated controls
Valuation:
$400,000
Permit #:
PLM20-01757
Status:
complete
Fee:
$434
Permit Type:
N/A
Building Type:
N/A
Destruction of three wells on hillview dr. between alisal ct
Valuation:
N/A
Permit #:
E-EN10-0065
Status:
final
Fee:
N/A
Permit Type:
Private improvement
Building Type:
N/A
Destroy 4 offsite groundwater monitoring wells by pressure grout; 2 in street and 2 in sidewalk. traffic and pedestrian control required. remove and replace asphalt per city standard. 215 remove and replace sidewalk per city standard. 237 contact inspector 48 hours prior to start of work
Valuation:
$0
Permit #:
EP14-0162
Status:
READY
Fee:
$1,700
Permit Type:
N/A
Building Type:
N/A
Destruction of 3 groundwater monitoring wells in accordance with attached plans and city standards. asphalt replacement shall be in accordance with city standard 215 (attached). no concrete finish in pavement areas. sidewalk replacement shall be per city standards and match existing score lines. traffic and pedestrian conrtols shall be in accordance with city standards
Valuation:
$0
Permit #:
EP13-0192
Status:
FINALED
Fee:
$680
Permit Type:
N/A
Building Type:
N/A
Destroy monitoring wells in accordance with attached plan. replace sidewalk per city standard 235 and city street per standard 215 attached. remove all project associated usa markings in street and sidewalk. coordinate work activities with adjacent business owners. provide traffic and pedestrian standards in accordance with city standards and attached plans
Valuation:
$0
Permit #:
EP14-0015
Status:
ISSUED
Fee:
$260
Permit Type:
N/A
Building Type:
N/A
Traffic control permit for: travel lane closure turn lane closure parking lane closure sidewalk closure flagging operation and bus stops for well removal. extension of tcp 68992 start date: 02/08/2016 end date: 02/12/2016
Valuation:
N/A
Permit #:
1637266
Status:
issued
Fee:
$638
Permit Type:
N/A
Building Type:
N/A
Traffic control to demolish two monitoring wells on college ave in accordance with city stds and attached plans. work hours: m-f 8:15am to 4:00pm repair asphalt in accordance with city standard 215. for repair diameters 8 and less match base rock section with mixture of 50lbs redimix and 60lbs sand. match air conditioning thickness with cold patch or minimum 4 inches. compact to 95%
Valuation:
$0
Permit #:
EP12-0196
Status:
FINALED
Fee:
$260
Permit Type:
N/A
Building Type:
N/A
Access to donahue st for hazmat soil clean up project. work includes (per attached plans) remedial excavation work on donahue street and purging cleaning stock piling and abandonment of 2 dia. diesel fuel distribution line. contractor to remove of and properly dispose of all contaminated soil and water in accordance with local and state requirements. contact city fire dept for soil re... see more
Valuation:
$0
Permit #:
EP12-0180
Status:
CANCELED
Fee:
$5,472
Permit Type:
N/A
Building Type:
N/A
Destroy 4 offsite groundwater monitoring wells by pressure grout; 2 in street and 2 in sidewalk. traffic and pedestrian control required. remove and replace asphalt per city standard. 215 remove and replace sidewalk per city standard. 237 contact inspector 48 hours prior to start of work
Valuation:
$0
Permit #:
EP13-0082
Status:
ISSUED
Fee:
$920
Permit Type:
N/A
Building Type:
N/A
Destroy monitoring wells in accordance with attached plan. replace sidewalk per city standard 235 and city street per standard 215 attached. remove all project associated usa markings in street and sidewalk. coordinate work activities with adjacent business owners. provide traffic and pedestrian standards in accordance with city standards and attached plans
Valuation:
$0
Permit #:
EP14-0015
Status:
ISSUED
Fee:
$260
Permit Type:
N/A
Building Type:
N/A
Contractor to abandone (4) monitoring wells as shown on the attached plats. contractor work hours shall be limited from 08:30 to 16:45. pavement restoration shall be per city standard 215. copy attached. (combination of narrow trench & small hole details)
Valuation:
$0
Permit #:
EP12-0034
Status:
FINALED
Fee:
$1,160
Permit Type:
N/A
Building Type:
N/A
Destruction of monitoring wells in city streets. backfill and asphalt replacement per city standard 215. minumum 4 asphalt thickness. traffic control shall be per 2012 mutcd and city standards
Valuation:
$0
Permit #:
EP13-0178
Status:
FINALED
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Destruction of monitoring wells in accordance with attached plans. replace sidewalk and asphalt per city standards. traffic and pedestrian controls shall be per city standards and attached plans
Valuation:
$0
Permit #:
EP13-0225
Status:
ISSUED
Fee:
$500
Permit Type:
N/A
Building Type:
N/A
5 monitoring well to be destroyed by over drill to depth. remove and replace sidewalk per city standards 235 and 237. color matched 6 sack conret to be use in the top one foot
Valuation:
$0
Permit #:
EP13-0151
Status:
ISSUED
Fee:
$680
Permit Type:
N/A
Building Type:
N/A
Drilling 6 exploratory borings. 1 along the south side of colgan avenue and 5 in santa rosa avenue to a total depth of 15 to 20 feet. hours of work are 6:00 am to 4:00 pm. contact inspector 48 hours prior to start of work
Valuation:
$0
Permit #:
EP12-0090
Status:
ISSUED
Fee:
$140
Permit Type:
N/A
Building Type:
N/A
Excavate in the pavement on bucks rd on the north side and in the sidewalk on santa rosa on the east side for two (2) soil borings. santa rosa ave: 01 miles south of bucks rd. bucks rd: 01 miles east of santa rosa ave. located in santa rosa
Valuation:
$0
Permit #:
ENC11-0099
Status:
ISSUED
Fee:
$650
Permit Type:
N/A
Building Type:
N/A
Replacement of an oil/water seperator (ows) & associated excavation activity
Valuation:
$67,750
Permit #:
B2015-2119
Status:
ISSUED
Fee:
$1,704
Permit Type:
Commercial
Building Type:
N/A
Abandon monitoring well in accordance with attached plan and city standards. close out expired permit ep09-0050 at completion of the work. traffic control in accordance with city standards and attached plan
Valuation:
$0
Permit #:
EP12-0066
Status:
FINALED
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
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Conestoga-rovers & Associates, Inc License info
Verified License
| License # | 855376 |
| Status | Active |
| State | California |
| Type | General Engineering |
| Business Type | Corporation |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for Conestoga-rovers & Associates, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 45983 |
| Status | Active |
| State | Alabama |
| Type | General Contractors |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of Conestoga-rovers & Associates, Inc with the Alabama Licensing Board for General Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 740582-A |
| Status | Active |
| City | South San Francisco |
| Type | Contractor |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of March, 2015. Check the current license status of Conestoga-rovers & Associates, Inc with the The City of South San Francisco, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 855376 |
| Status | Inactive |
| City | Oceanside |
| Type | Contractor |
| Business Type | Corporation |
- According to the City of Oceanside, 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 Conestoga-rovers & Associates, Inc at the City of Oceanside, CA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 781727 |
| Status | Inactive |
| State | California |
| Type | General Engineering |
| 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 Conestoga-rovers & Associates, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Bonded
| Bonded Agent | Fidelity & Deposit Company Of Maryland |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | American Zurich Insurance Company |
75
Permits
- Building permit records show that Conestoga-rovers & Associates, Inc has worked on 75 permitted projects.
Conestoga-rovers & Associates, Inc Employees
AF
Anne Marie Friel
Rme
AY
Anthony Chikeung Ying
Officer
AY
Anthony Ying
Owner
DM
Derek Douglas Mcbean
Officer
DL
Diane Lundquist
Co Owner
DL
Diane Marie Lundquist
Rme
ER
Edward Stuart Roberts
Ceo / President
EF
Erik Anton Friedrich
Rme
GG
Guy Joseph Graening
Rme
RP
Robert Turton Pyle
Officer