Sunco Development of Tacoma, WA

Providing Excavating, Clearing, Utilities, Septic Systems, Foundations, Foundation Drains, Side Sewers, Site Preparation, Storm Drains, Water Main Extensions, Permitting Assistance and more.

Doing Business the Right Way

At Sunco Development LLC, our main goal is to always achieve a high level of customer satisfaction with the services we provide.

Let us do the dirty work (literally!) while you focus on your future home.

Quality Starts from the Ground Up, and we will provide you with a solid foundation on which to build your dream home project.

Excavation, Utility and Site Clearing
Frequently utilized by most of our customers, our excavation service has been essential to success on many occasions.  From clearing your building site, to digging a foundation or trenching for underground utilities,  when it comes to all of our excavating services, you can count on us to take care of your every need. We pride ourselves on our exceptional customer service, and guarantee you’ll love working with our team. Let us know how we can assist you today.

Permitting Assistance
Permitting a project can often be the most confusing part. Each city and county have their own requirements, and your lot may have a few or many additional conditions that need to be met.  Let Sunco take over with our Permit Assistance Service! 

We offer assistance for residential projects to both homeowners and builders. We will handle all fees, permit submittals, and the aquisition of any auxiliary reports needed from engineers such as drainage, geological hazard and wetlands. With this service, we ensure all details are covered and handled in a timely manner.  Whenever you work with Sunco Development, you can trust that you’re in great hands.


Sunco Development Services

  • Building Driveways
  • Installing Roadside Culverts
  • Gravel Delivery & Installation
  • Specializing in Residential Utilities & Excavation
  • French Drains
  • Contain Drains
  • Foundation Footing Drains
  • Demolition Services
  • Mobile Home Removal
  • Foundation Excavation
  • Utility Trenches (water, power, electric)
  • Clearing and Grading of Building Sites
  • Foundation Pouring & Installation
  • Basement Waterproofing
  • Sanitary & Storm Sewer Installation
  • Septic & Drainfield Installation
  • Drainage Plan Installation
  • Septic Designs
  • Building Permit Assistance and Submittal
  • Temporary Power Hookups
  • Portable Restrooms
  • On-Site Storage Containers

Featured Construction Services

Excavation Services

Septic Installation Services


Construction Site Services


Water Main Extensions & Side Sewers

What We Do

Excavation Services

  • Clearing lots/land
  • Clearing fence rows
  • Dig basements
  • Build pads
  • Build/repair driveways

Need some dirt moved? You've come to the right place. We dig basements, build building pads, clear fence rows, lots and land and can even build you that new driveway you've been thinking about. We have good equipment and know how to use it. Call us today and let's get that project finished.


  • Gravel
  • Fill dirt
  • Topsoil
  • River rock
  • Limestone

Whether you need fill dirt for a project, topsoil for a new lawn or gravel hauled for your driveway, we can help. We can get you gravel, river rock, fill dirt, topsoil and limestone. Unsure just what you need to complete your project? Get ahold of us to get the things on the move while we educate you on what type of fill would be best for you.

Backhoe Services

  • Dig/install water lines
  • Dig trenches
  • Dig footings
  • Install/repair culverts
  • Backfilling

We have a full backhoe service where we can dig and install water and electrical lines or fix a driveway culvert. We also dig footings and offer backfilling services. If you have a job that requires a backhoe and operator, give us a call and we can take care of you!


  • Septic Designs
  • Building Permits
  • Grading Plans
  • Plumbing Permits
  • Permit Applications

We offer a Permit Assistance. Where you tell us what your goal is and we will get all of the proper permits to get your job done, legally, and by what ever county your work is in. If you need permit assistance, give us a call and we would love to help you get your job done.