Robin Tully, PE, QSD founded our company back in 2005 and started the company out of her front room. Since then we've grown to over 30 employees and have worked on hundreds of projects, serving primarily as the Water Pollution Control Manager on Caltrans projects.

We work on behalf of the Contractor to help them achieve compliance with California and Caltrans Stormwater and Water Quality Regulations - this includes preparing SWPPPs, providing stormwater and rain event inspections, designing temporary BMP drawings, providing training for our clients, and assisting with 401/404 permit compliance.

When you work with Tully Consulting Group, we are your advocate in the field. It's our goal to represent you well and find solutions that work with your design, schedule, and budget.

As a bonus, Tully Consulting Group is a registered DBE, WBE, and SBE helping you meet any Contract Requirements that you may have. For more information, reach out to our Estimating Department at (707) 693-1926 or email estimating@tullygroup.com.


Tully Inc., DBA Tully Consulting Group | DBE/WBE #38300 | SBE (Micro) #60919, Exp. 1/31/22 | DIR Registration Number 1000024960, Exp. 6/30/22 | Civil Engineering License #C64354 | Founded in 2005 | NAICS Code - 541620 (Environmental Consulting Services) and 541330 (Civil Engineering)

Being located in Dixon gives us a unique advantage. It's a very central location that makes it easy for us to travel in almost any direction. We can offer our services within a 2-hour radius from our location; however, we can occasionally accommodate further distances.


Inquire with our Estimating Department for more information about location and bidding.

For a list of common locations that we provide inspections, see the list below:

  • Sacramento

  • Oakland

  • Napa

  • Esparto

  • Clearlake

  • Chico

  • Placerville

  • Auburn

  • Hetch Hetchy

  • Merced

  • Stockton

  • Fresno

  • Pleasanton

We've worked on a wide variety of projects, from Caltrans to private construction, and can apply this experience to your job site. For a list of the types of projects we commonly work with, see below:

  • Caltrans Projects

  • Wetland Restoration

  • Roadway Improvements

  • Bridge Clean-Up

  • Flood Capacity Improvements

  • River Restoration

  • Fish Ladder Installation

  • Miscellaneous Vertical Construction

  • Industrial Facility Construction

  • Batch Plants

  • Creek Diversions

  • Livermore

  • San Jose

  • Fremont

  • Hayward

  • Marin

  • San Francisco

  • Pacifica

  • Winters

  • UC Davis

  • Elk Grove

  • Modesto

  • Napa

  • Bridge Replacement and Retrofitting

  • Drainage Improvements

  • LEED and Sustainable Communities

  • Bioretention Facilities

  • Residential and Subdivisions

  • Park and Trail Improvements

  • Shoreline Restoration

  • Fire Damage Restoration and Repair

  • Erosion Repair

  • Levee Repair