About Us



C. DON WALDING, P.E., R.L.S., President

Years with firm:  12


C. Don Walding has served as Principal Engineer on numerous projects throughout the State of Arizona over the past 35 years.  He has extensive design experience in institutional and campus-style facilities including hospitals, universities, schools, office complexes and governmental agency buildings.  Additionally, he has completed many manufacturing, industrial, railroad and shopping mall projects.  Don is the principal of the firm and is in charge of all aspects of project design, from initial client contact to the construction stage.


  • Professional Civil Engineer,Arizona- 1976
  • Registered Land Surveyor,Arizona- 1999


  • 1975 M.S. in Civil Engineering

Universityof Arizona

  • 1971 B.S. in Civil Engineering

Texas Tech University



Years with firm:  12

Debbie has fifteen years of experience in client services for the Civil Engineering industry, including scheduling and tracking of projects, due diligence research and working with municipalities and utilities to obtain project reviews and permits.  She also serves as the chief financial officer of the corporation.

Other experience consists of 23 years in the general and electrical construction industry performing project coordination, electrical estimating, material purchasing, contract management and accounting.


  • Business Administration and Accounting from Abilene Christian University, Extended Education continued from Phoenix College and Glendale Community College in the disiplines of Architectural  Design and Computer Aided Drafting.

JALINAH DORSETT, R.L.S., Survey Technician

Years with firm:  11

Jalinah has sixteen years of experience in the Land Surveying and Civil Engineering field.  Land Surveying experience includes plats, boundary surveys, topographic surveys, condominium plats, A.L.T.A. surveys and legal descriptions.  She is highly competent in Auto CAD and Eagle Point and also uses her skills in drafting Civil plans including grading & drainage, water, sewer and paving.


  • Associates Degree in Electronics &      Engineering from ITT Technical Institute, Phoenix, AZ     – 1989 


Years with firm:  12

Velva has 23 years of progressive experience in drafting and civil engineering work, with an additional five years in board drafting.  She is experienced in accurately compiling field survey data with utility records and incorporating computer designs from other consultants into civil engineering plans.   Her knowledge of local governments is extensive, enabling her to produce multiple construction documents within any municipality.

Throughout the years, Velva has become highly competent in producing plans for roadways, drainage and storm water systems, water and sewage disposal systems; drawing maps, details and profiles using cross-sections and surveys to represent elevations, topographical contours, subsurface formations and structures.  She also prepares maps, plats, exhibits and a variety of surveys and as-built drawings for land surveyors.


  • Certificate of Computer Aided Drafting fromGlendale Community College
  • TechnicalSchool Diploma from the Academy of Drafting
  • Various Civil, Architectural and Mechanical  Drafting Courses

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