Charles "Chuck" Brooks III - Lead Chief of Party

  • Mr. Brooks performs a wide range of field survey functions for Mountain Pacific Surveys; his 20 years of survey experience with MPS includes work on over 800 individual projects over a broad spectrum of land surveying. Mr. Brooks is Mountain Pacific Survey's main point of contact in the field for our clients and contractors while providing direct support and assistance to make your project our top priority.

Past Comments from Clients:

Mountain Pacific Surveys provides public and private sector clients throughout California with professional land surveying and mapping services of exceptional quality and value. Built upon the philosophy that creating and maintaining long term relationships is key to continued business success, we value each opportunity to be of service to our clients and constantly seek to outperform their every expectation. As our client, you are unquestionably entitled to expect:

            ► Prompt, professional and courteous response to your needs throughout the project.
            ► Our commitment to strive for exceptional client value on every project.
            ► Our understanding that accuracy and completeness are paramount to the success of your project.
            ► Our dedication toward meeting stated commitments and deadlines.

     The appropriate application of leading edge technology, technical expertise, and professional judgment each combine to result in a superior survey or mapping product. We are proud to offer our clients both the staff to meet their ambitious project schedules and the technical expertise to rise to the challenge of the most demanding projects. To benefit our clients we have fully automated our work processes to provide seamless integration from initial fieldwork through final product delivery. Additionally, we continually review and update our methodologies and provide ongoing training to all personnel. This continuing overall commitment serves to insure the level of service provided our clients.

Team Leaders

Contact Information

Hours: Mon - Fri  8am - 5pm

Phone: 707-425-6234

Fax: 707-425-1969

Our Foundation


Steven Rohlfs, PLS - Lead Project Manager

  • Professionally licensed in 2015 and having over 15 years of experience in the industry, Mr. Rohlfs oversees office operations and field crew dispatch on many of the firms largest projects. Mr. Rohlfs has first-hand experience at every level of the land surveying workflow and can use this knowledge to ensure that your project is done professionally and efficiently from start to finish.

Charles M. Weakley, PLS - President 

  • Mr. Weakley is the Principal in charge of all land surveying services provided by Mountain Pacific Surveys.  Mr. Weakley’s has 34 years of broad experience in all types of land surveying and photogrammetric engineering ready to applied to your next project.
  • . . ."Mountain Pacific Surveys possess the in-house knowledge and experience to take a project from initial conception to ultimate construction with regards to mapping, topographic surveys, construction staking and as-built surveys. I know that I would not hesitate to have the firm of Mountain Pacific Surveys perform any surveying services and would highly recommend them to others."

  •  . . ."due to the cooperation and professionalism of Mountain Pacific Surveys, I have encouraged my colleagues to consider them for other projects. It is without reservation that I recommend Mountain Pacific Surveys as I feel they are a very professional organization."

  • . . ."the performance by your crews and your subcontractors has been nothing short of excellent. These people have demonstrated a willingness to work, required a minimum of supervision, and performed at a highly professional level."

Looking to join the MPS team? MPS is constantly looking for dedicated qualified individuals, both in field and office roles, that are looking for an opportunity to continue their growth in the industry. Send your resumes to Steven Rohlfs at for more information.