Private Locate Companies

Colorado 811 does not provide locate services. Locate services are provided by firms who are independent of CO811. CO811 only provides notice of intended excavations to underground facility owners when notified by excavators.

The following companies perform private locates in the state of Colorado. However, this is not an inclusive list of private locate companies in the state.

There may be private utility companies within your dig area. Private utilities are owned by the owner of the property and will not be marked when you contact 811. It is your responsibility to have private utilities located. To view a list of private locate companies sorted by region in Colorado click the button below:

Private Locate Company Directories


To submit your company information to be added to our private locate company directory fill out the form using the button below:

For questions or concerns, please email [email protected].

All | # A B C D E F G H I K L M N O P Q R S T U W X Z
There are currently 127 names in this directory
1 Call 4 All

1 On Point Locate & Mapping

1 Stop Utility & Construction Services

1080 Degrees Locating Services, LLC

1st Call Locating & Utility Services 

321 Locate

321-Locate

360 Underground

5280 Locates

A & J Locating LLC

ABC Locating LLC

Above and Beyond Services LLC


Accurate Underground

Adept Utility Locators

Advanced Locating Services LLC

All Phase Locating Inc.

Alpine Sewer Inspection

Apex Locating Services, LLC

Applied Geo Services, LLC

Aspen Leaf Landscape Services

Axis Underground Locating

Ayres Associates Inc

AZTEC Consultants Inc.

AZTEC Engineering Group, Inc

B&G Damage Prevention Services

Backes Landscaping LLC

Badger Daylighting

Bear Electric, Inc.

Best Plumbing

Better Electric Inc.

Blood Hound Underground Utility Services

Bright Sign Solutions


Centerline Mapping

CIN G CONTRACTING

City and County of Denver

City of Westminster

CobbFendley

Colins Hardscapes

Colliers Engineering & Design

Colorado Lighting Inc

Colorado Locates

Commercial Masonry Specialists INC

Concrete Imaging Services

Cowboy Locating LLC

D&M Utility Services

Deer Creek Excavation llc.

Denco Fence

Denver Electrical Outfitters

Denver Water Department

Diversified Infrastructure Services, Inc.
(920) 539-1847 *Sanitary/Storm Sewer Only

Diversified Underground


Don's Sprinkler service

DWP Technologies LLC

EcoPoint, Inc.

Evergreen Utility Locating LLC

Faros Construction

Fault-Finders, Inc.

Flatirons Maintenance and Repair LLC

Foundations Church

Frontier Home and Gardens

Fulcrum Civil and Energy

Full Spectrum Lighting

Gibraltar Property Management

Gil- Roy Construction

Global Landscape, Inc.

Good Services Company

Goodbee & Associates

Gravitate Solutions LLC

Green Spot Inc.

Grid Point Utility Services

Ground Penetrating Radar Systems, LLC

Hickman Construction Inc.

Hydro Physics

Industrial Pipe Solutions
(303) 539-9388 *Sewer/Storm Locates Only

INTUS (Integrated Utility Services)

Kennedy Construction

Kinetic Locating

Lance Landscaping LLC

Landmark SUE Services

Leak Locating

Leo Landscape

Mayo Geophysical Services Limited

Mer-Tec, Inc.

MGE Lawn Services llc

Milo Construction

Mr. Rooter

National GPR Service, Inc.


Nicholson GeoSolutions LLC

Novo Services

Oak Valley Construction, LLC

Olivas Excavating

Penhall Technologies

Pierson Concrete

PipeCam LLC

Plumbline Services

Pocono Imaging Services

Primo Utility Locating Services, LLC

Quality Contracting


RETTEW Associates, Inc.



Signarama North Denver

Sub Surface

TEO Contracting LLC

Tetrad Real Estate LLC

Tezak Heavy Equipment

Town of Johnstown

Tri-State G&T

Tricor Group LLC

Turner Construction

TWS Environmental, LLC

Under Construction Inc

Underground Consulting Solutions

Underground Utility Locating

United Electric

Utility Locates LLC

Utility Locating and Mapping Consultants

Utilo, LLC


WT Excavating LLC


Ziska Construction, Inc.
All | # A B C D F G H I K L M N O P Q R S T U
There are currently 77 names in this directory
1 Call 4 All

1 On Point Locate & Mapping

1 Stop Utility & Construction Services

1080 Degrees Locating Services, LLC

1st Call Locating & Utility Services 

360 Underground

5280 Locates

719 Underground LLC

A & J Locating LLC

A.E. Construction

Accurate Underground

Adept Utility Locators

Advanced Locating Services LLC

All Phase Locating Inc.

Alpine Civil Construction

Alpine Locates

Apex Coatings LLC

Apex Locating Services, LLC

Arukah Livestock Fencing LLC

Axis Underground Locating

AZTEC Engineering Group, Inc

Badger Daylighting

Black Hills Gas Utility

Blood Hound Underground Utility Services

Blue Tree, LLC

Bob Wilcox


Cary Brown

CDI Environmental Control

Centerline Mapping

Clark Land Surveying, Inc.

CobbFendley

Colorado Locates

Concrete Imaging Services


Custom Construction Services

D&M Utility Services

Diversified Underground

Drop-Tine Locating Services LLC

Fault-Finders, Inc.

Good Services Company

Ground Penetrating Radar Systems, LLC

Habitat for Humanity Restore

Integrity Pipeline Services, Inc

INTUS (Integrated Utility Services)

Kinetic Locating


Leak Locating

Little Acres Locating

Mayo Geophysical Services Limited

Mer-Tec, Inc.

Mountain High Landscaping

National GPR Service, Inc.


Novo Utility Services

Nunn Construction

Olson Plumbing & Heating Co.

PipeCam LLC

Private Utility Line Locating

Pro Landscape Concepts

Quality Contracting


RETTEW Associates, Inc.


Senger Construction Management Group

Smith-Woodland Inc.

Sonny Hale Backhoe Service

Summit Professional Services

The Homeowners Private Locate Services

Top Star Egress

ULOC Underground Services Inc.

Underground Consulting Solutions

Underground Utility Locating

Utility Engineering Systems

Utility Locates LLC

Utility Locating and Mapping Consultants

Utilo, LLC
All | # A B C D F G I J K L M N P Q R S T U W
There are currently 6 names in this directory beginning with the letter C.

Centerline Mapping

CobbFendley

Colorado Locates

Colorado Springs Utilities

Concrete Imaging Services
All | # A B C D E G H I K L M N O P R S T U W X
There are currently 73 names in this directory
1 Call 4 All

1 Call Private Locating Western Colorado

1 On Point Locate & Mapping

1 Stop Utility & Construction Services

1080 Degrees Locating Services, LLC

1st Call Locating & Utility Services 

360 Underground

5280 Locates

A & J Locating LLC

Accurate Underground

Adept Utility Locators

Advanced Locating Services LLC

Alpine Locates



Badger Daylighting

Baseline Locating Services, LLC

Benney Builders Inc

Blood Hound Underground Utility Services


Centerline Mapping

CobbFendley

Colorado Land Surveying

Colorado Locates

Colorado Underground Locating LLC

Concrete Imaging Services

Custom Interiors And More LLC

D&M Utility Services

Damage Prevention Agency

Deer Creek Excavation llc.

Diversified Underground

Drop-Tine Locating Services LLC

Eagle Locates

Empire Locating Services LLC

Good Services Company

Gross Excavating Inc

Ground Penetrating Radar Systems, LLC

Hansen Rentals

High Country Private Locates

High Western Energy

Horizon Landscape and Irrigation

Integrity Pipeline Services, Inc

INTUS (Integrated Utility Services)

Kinetic Locating

KPE Locating Services LLC

Leak Locating

Little Acres Locating

Martinez Trucking Inc.

Masters Design Construction

Mayo Geophysical Services Limited

MK Hydrovac, Inc.

Mountain Locating

National GPR Service, Inc.


On-Point Locating

Perry's Private Locates

Privet Kelly Fritzler



RETTEW Associates, Inc.

Roaring Fork Utility Locators, LLC

Rocky Mountain Trees & Landscaping


SES Underground

Stampfel Construction Co

TEO Contracting LLC

Town of Ridgway

ULOC Underground Services Inc.

Underground Consulting Solutions

Underground Utility Locating Consultants, LLC

Utility Locates

Wild Wild West Development, Inc

Xcel Energy