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Welcome to the PLSC Website!

PLSC is dedicated to the improvement of land surveying education and practice. We encourage land surveying professionals and individuals interested in our profession to participate in our upcoming events, visit our Chapter websites and get involved! This is a great profession, and PLSC is here to support the profession to continually improve the practice within Colorado.

Need a Land Surveyor?

PLSC cannot recommend one surveyor over another. If you need a land surveyor, please  go to the Colorado Department of Regulatory Agencies (DORA) and download the list of Colorado licensed surveyors and also check for any disciplinary actions against a particular surveyor under the "Verify License Tab" on the DORA site. Certified Federal Surveyors are listed at Be sure to check references for the surveyor you are considering hiring.


NCEES Survey - Send your input
Posted February 15, 2017

NCEES is seeking licensed surveyors to participate in an online survey for the Principles and Practice of Surveying exam content review. This survey will be used to update the specifications for the exam.Please share this news with your board and licensees if possible. The information is posted online at A PDF of the news release is also available for download on this page. The survey is scheduled to close March 13.


Clarification of Requirements to Apply for License
Posted October 26, 2016

What are the requirements to apply for a land surveyor license in Colorado? What education is required? Click on this story to access the answers from DORA.


Geodetic Certification Program
Posted February 28, 2016

The American Association for Geodetic Surveying (AAGS) is in the early stages of pursuing development of a Geodetic Certification Program at the request of NSPS and ASPRS. As part of that process, AAGS created an online survey. The purpose is to raise awareness of the proposed program and identify the required depth of geodetic knowledge. More information can be found on the survey web page at Feel free to share the survey link with any other geospatial professional organizations or individuals. The program is being developed in cooperation with other organizations, so you may receive (or have received) additional announcements. Please forgive any multiple postings. Thank you in advance for your willingness to participate in this important survey! Best regards,Michael L. Dennis, RLS, PEChair, AAGS Geodetic Education and Certification Committee


PLSC presents atTrigStar Award Ceremony
Posted May 08, 2015

Roger Nelson, PLS, PLSC Immediate Past President spoke at the TrigStar Award Presentation hosted by Jan Sterling, PLS and the City of Aurora. Congratulations to this year's winners.

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Public Land Survey System I

The Professional Land Surveyors of Colorado are offering a comprehensive Land Surveying Refresher Course...

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49th Annual WVSPS Convention

It is time to mark your calendar for the the 49th Annual WVSPS Convention. This event will be held February...

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Texas Symposium

Annually, TSPS produces a two day, multi-track, affordable and accessible educational event designed...

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Public Land Survey System II

The Professional Land Surveyors of Colorado are offering a comprehensive Land Surveying Refresher Course...

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Member Spotlight

PLSC would like to introduce you to our members. If you would like to submit your photo and information for a future Spotlight, email the information to

Ralph Pettit, PLSC, Land Surveyor Supervisor with the City and County of Denver, has 30+ years of experience in the surveying profession.  The first 25 years were in the private sector focused primarily on residential and commercial development.  Working in four states, holding current licenses in Colorado and North Carolina, and employing as many as 33 people, he has acquired a wide array of knowledge, skills, and experience.  During Ralph’s five years in the public sector working for the City and County of Denver, he has drawn on that private sector experience to help streamline the review process by developing and implementing policies and procedures that aid the City reviewers and developers alike. 
Ralph takes great pride in our surveying profession and works relentlessly to help ensure the products we produce are of the highest quality and professional care to the benefit and betterment of our customers, ourselves, and our profession.


PLSC would like to thank our Sustaining Members and Sponsors:

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Professional Land Surveyors of Colorado
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Phone - (303) 551-3266 Fax - (720) 230-4846
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Check out our chapters:
Central Colorado Professional Surveyors | Colorado Spatial Reference Network | Northern Chapter - PLSC | Northwest 1/4 Colorado Land SurveyorsSouthern Chapter Professional Land Surveyors | Southwestern Chapter - PLSC, Inc. | Western Colorado Land Surveyors