Liberal, KS | Pittsburg, KS | McPherson, KS | Phone: (785) 309-1060

About Us

EARLES ENGINEERING & INSPECTION, INC. offers a broad range of services within the professions of civil, environmental and structural engineering, construction inspection, material testing and surveying.

Among these services are general civil and structural design, construction inspection and material testing and all aspects of land development along with land surveying. Supplementing the primary professional capabilities are a wide range of adjunctive services, including specialized drainage studies, environmental assessments, water and wastewater treatment plants, lagoons and sewer projects, water wells, pump stations, structural inspections, transportation system planning, capital improvement programming, as well as grant applications and other similar considerations, which are often necessary for a full and complete project.

Throughout the company's 25+ years of service, the business has received several accolades and recognitions. In 2012, Earles Engineering & Inspection, Inc. was dubbed the Kansas Woman Owned Business of the Year. EEI is a Woman Owned Minority Firm and DBE Certified. The company has also been recognized for its Excellence in Paving for the Portland Cement Concrete Overlay (Highways) Project. In addition, CEO, Peter Earles, P.E. was honored with the 2018 KSPE Award for his lifelong service to the engineering procession, community and society. It is the philosophy and intent of the firm to provide each client with complete, prompt, accurate, and responsive services meeting established time and financial parameters, regardless of project location or size. We have been in business since 1992 and truly look forward to working with you on your next project.

Meet Our Team

CEO | Civil/Structural Engineer

35+ years experience

B.S. Civil Engineering
Iowa State University

Professional Engineer: California, Colorado, Iowa, Kansas, Missouri, Nebraska, Oklahoma, Texas
LPA Construction Inspector, Level IIAC

Professional Affiliations:


PhD Studies in Economic Law (in progress)
Francisco Marroquín University

Masters Degree in International Banking Law
Boston University School of Law

Juris Doctor Degree
Universidad Francisco Marroquín

Professional Affiliations
President of the Board of Directors of the National Institute of Statistics
President of the Board of Directors of the National Finance Corporation
Governor of the Central American Bank of Economic Integration
Member of the Monetary Board
Member of the Board of the National Council on Science and Technology
Member of Instituto Iberoamericano de Mercado de Valores
Member of Instituto de Derecho Registral
Member of the National Association of Corporate Law
Member of the Guatemalan Bar Association
Member of the Dominican Institute of Genealogy
Member of the National Diabetes Association
Member of the National Tuberculosis Association
Member of the International Legal Fraternity Phi Delta Phi

Chief Surveyor

25+ years experience

Surveying Technology
Kansas State University

Continuing Education
Annual Kansas Land Surveyors Conference

Land Surveyor: Kansas, Oklahoma

Project Manager

30+ years experience

Associate of Science, Civil Engineering Technology
Kansas Technical Institute

Inroads Training

Pavement Management: The PAVER System, Corps of Engineers
University of Illinois

Traffic Access and Design Seminar and Traffic Workshop.
Kansas State University

Professional Engineer: Kansas (10804), Nebraska (E-7674), Washington (44964)

Professional Affiliations:
Kansas Engineering Society (KES)
Past President Kansas Society of Professional Engineers
National Society of Professional Engineers (NSPE)
Kansas Society of Professional Engineers representative to the House of Delegates for the National Society of Professional Engineers

Project Manager/Senior Structural Engineer

44+ years experience

B.S. in Civil Engineering
Southern Illinois University

Professional Engineer: in Kansas, Missouri and Oklahoma

Professional Affiliations:
Member, Kansas Engineering Society
Member, National Society of Professional Engineers

Staff Engineer

Bachelor of Science in Civil Engineering
Kansas State University, Manhattan, KS

Registered Professional Engineer; Kansas No.18646
KDOT Certified Field Inspector
KDOT Certified Nuclear Gauge Operator
ACI Concrete Field Inspector
ACI Aggregate Field Inspector

Professional Affiliations:
American Society of Civil Engineers

Civil Engineer
35+ years experience

Master of Science, Civil Engineering
Kansas State University

Bachelor of Science, Civil Engineering
Kansas State University

Licensed Professional Engineer, Kansas No. 9307, 1982

Professional Affiliations:
National Society of Professional Engineers, Kansas Society of Professional Engineers

KSPE Smoky Valley Chapter, Engineer of the Year, 2016-2017
KSPE Outstanding EIT, 1981
KSPE Smoky Valley Chapter, Outstanding EIT, 1981

Civil/Structural Engineer
35+ years experience

Bachelor of Science in Architecture and Construction Science
Kansas State University

National Highway Institute, Safety Inspection of In-Service Bridges, 1993
Mine Safety & Health Administration - Certification for Surface and Underground Mining

Professional Engineer: Kansas (No. 12273), Oklahoma (No. 18800)

Professional Affiliations:
Kansas Society of Professional Engineers (KSPE)
National Society of Professional Engineers (NSPE)

Computer Technician/Draftsman/Inspector
30+ years experience

Associate Degree Surveying Technology
Kansas Technical Institute

Associate Degree in Civil Engineering Technology
Kansas Technical Institute


LPA Certified Inspector Level II AC
Troxler Nuclear Certified

  • Density/Moisture Gauge
  • Asphalt Content Gauge
ACI Certified
Humboldt Nuclear Gauge Certified
EPA Hazardous Materials Certified (40 hours)

Computer Design Technician/ Draftsman/ Construction Inspector
20+ years experience

Wichita State University
Butler County Community College
Seward County Community College
Southwest Kansas Technical School
Kansas State University Polytechnic Campus

ACI Certified
KDOT Certified Inspector
Humboldt Nuclear Gauge Certified

Assistant Land Surveyor

43+ years experience

2 Years college education
1 year drafting education at Oklahoma Institute of Technology.
Various classes and seminars that were surveying related.

Registered Land Surveyor: Kansas #1332
Troxler Nuclear Density Gauge Certified

Business Hours

8 AM - 5 PM

We are proud to provide engineering and consulting services in five locations within the West and Midwest, including Liberal, KS, Pittsburg, KS, and McPherson, KS.


211 N. Kansas Ave.

Liberal, Kansas 67901

Phone: (620) 626-8912

Fax: (620) 626-5408

112 W 4th St.
Pittsburg, Kansas 66762
Phone: (620) 308-5577

116 N. Augustus St.
McPherson, KS 67460
Phone: (785) 309-1060
Fax: (785) 309-1061