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About Us


The New Year brought new owners to Southwestern Dakotah, Inc.  We are pleased to introduce Lisa and Allen Olson as our new CEO and owners of Southwestern Dakotah, Inc (SDI).   Mr. and Mrs. Olson have both played active roles in developing Southwestern Dakotah, Inc. into one of the leading firms of its kind in the Southwest. (SDI) was founded in October of 1992 to engage in General Commercial Contracting in the Southwestern United States.


President, CEO
Lisa M. Olson

Mrs. Lisa Olson, an Oglala Sioux Indian from the Pine Ridge Reservation of South Dakotah, has played an active role in the company.  Her presence has and will continue to provide SDI with the opportunity to explore different avenues in the realms of construction. SDI has successfully completed the SBA 8(a) program in 2004. This has opened many doors for Southwestern Dakotah Inc. and in turn, we have obtained many opportunities through the program, in turn, SDI willingly reciprocates the advantages received to other small business concerns. Southwestern Dakotah, Inc. actively solicits bids from small and disadvantaged business in the performance of our contracts.  In addition, SDI has mentored small businesses on how to complete necessary paperwork to qualify for SBA’s 8(a) program.  Lisa Olson is actively involved in the community.  Her involvement includes Casa de Los Nino’s program, the American Diabetes Association, 4-H / FFA (Future Farmers of America), and numerous youth sporting sponsorships.


Vice President of Operations, CFO
Allen W. Olson

Mr. Allen Olson has been with the company since inception and has vast hands-on experience from estimating to project management in all types of projects from general construction, additions and alterations, retrofits, underground utility projects, and design builds. His personal experience ranges from labor, equipment operator, concrete foreman, earthwork foreman, journeyman pipe fitter, plumber and mechanical project foreman, superintendent, project management, general manager, to now Vice President of Operations. At present his responsibilities include all aspects of operations starting with the bidding process to completion of each project. Allen Olson's goals are to maintain Southwestern Dakotah Inc. philosophy of completing each project successfully and on schedule, meet a fixed budget, deliver quality, safety and build repeat business through both quality control and customer satisfaction. In order to facilitate these goals, he interfaces with the Owners, Subcontractors, Project Managers, Quality Control personnel and Office staff.

  • Certificate of Completion in Construction Quality Management for Contractors, U S Army Corps of Engineering
  • Certificate of Qualification for Polyethylene Heat Fusion, Quail Piping
  • Certificate of Recognition for Attendance to Polyethylene Fusion Course, Crow Company
  • Certificate of Attendance for managing multiple projects, objectives and deadlines
  • Certificate of Attendance for Excavation Safety Dat, Tucson Utility Contractors Association
  • Member of ASHE (American Society of Health Care Engineers)


Executive Vice President /Corporate Secretary
Jessyca M. Fovargue

Jessyca Fovargue has been with the firm since 2002; holding all office positions within the company. Mrs. Fovargue has a Bachelor of Science in Business Management Degree and over a decade of experience to aid in the thorough understanding of SDI. As the Corporate Secretary Mrs. Fovargue sits on the Board of Directors and is the confidant to the President/CEO of SDI, managing minutes of corporate meetings. Primary responsibilities include financial management of the corporation; ensuring operating performance and achieving financial goals, human resource management, providing financial information, attending board meetings, and maximizing business development.


We are very excited with the new changes within our company. Due to the strong work ethics and perseverance of our company’s leaders and staff, SDI has won numerous nationally recognized Contractor Awards and has full expectations of continuing the tradition, achieving total customer satisfaction and striving to lead the way in the construction industry.


Company History

Southwestern Dakotah Inc. was founded in October 1992 to engage in General Commercial Contracting in the Southwestern United States. The company is certified by the Small Business Administration as Small Disadvantage Business (Native-American Owned), Hub-Zone and Woman-Owned. Since our inception in 1992, Southwestern Dakotah Inc. has successfully managed multiple disciplined projects at various locations throughout the states of Arizona, Nevada, California, New Mexico, Texas and Colorado at governmental entities.

Southwestern Dakotah Inc.'s past performance shows the capability of our in-depth qualified and experienced personnel to execute multiple projects on time and within budget. The company provides the expertise in the area of construction management, quality performance and safety. The staff and construction crews are all highly trained and motivated. The company believes in professional integrity, job safety and continuous self-improvement through formal training, continuing education and job experience.

Our past performance shows the capability of our in-depth qualified and experienced personnel to execute multiple projects. We understand that teamwork plays a major role in the success and completion of a project. These projects clearly represent the many types of constructions SDI has performed and managed since inception. We provide services in:

  • New Construction
  • Additions
  • Retrofits
  • Renovations / Alterations
  • Underground Utilities
  • Design Build

The company has all of the necessary licenses and certifications to operate effectively in the Southwestern United States.

Business Information & Licenses

Year Established: 1992
Type of Business: Construction/Contractor
Ownership: Corporation (State of Arizona)
Duns: #80-203-5477
CCR: #305725
AZ State Sales Tax: #10-152134D
NM CRS: #03-152984-00-4


  • 238 – Specialty Trade Contractors/238320 – Painting and Wall Covering Contractors
  • 238 – Specialty Trade Contractors/238290 – Other Building Equipment Contractors
  • 238 – Specialty Trade Contractors/238220 – Plumbing, Heating, and Air Conditioning Contractors
  • 238 – Specialty Trade Contractors/238160 – Roofing Contractors
  • 237 – Heavy and Civil Engineering Construction/237990 – Other Heavy and Civil Engineering Construction
  • 237 – Heavy and Civil Engineering Construction/237120 – Oil and Gas Pipeline, Related Structures Construction
  • 237 – Heavy and Civil Engineering Construction/237110 – Water and Sewer Related Structures Construction
  • 236 – Construction of Buildings/236210 – Industrial Building Construction
  • 236 – Construction of Buildings/236116 – New Multi Family Housing Construction (except Operative Builders)
  • 236 – Construction of Buildings/236115 – New Single Family Housing Construction (except Operative Builders)


General Commercial Contractor (Arizona): B-01 096647
Boiler/Steamfitter (Arizona): L-04-096644
Plumbing (Arizona): L-37 096646
Air Conditioning & Refrigeration, Solar (Arizona): L-79-096645



USSBA Administrators Award for Excellence 2003



Southern Arizona Minority Enterprise Development Construction Firm of the Year 2002



National Association of Minority Contractors Southern Arizona Chapter Outstanding Minority Leader 1997




Community Service

American Diabetes Association: Corporate Sponsor
4-H / FFA (Future Farmers of America)
Casa de los Niño's: Sponsor
Various Local Youth Sport Sponsorships