Our staff is the most valuable asset at L&S Engineering and the key to our success.

Our employees average 16 years of employment with L&S. This stability translates to continuity and consistency for our clients, and enables us to typically keep the same project team together throughout the duration of lengthy projects.

Email Addresses:
To prevent harvesting of email addresses by spammers, email addresses are not listed here. However, we generally use first name and last initial, then the @ sign, then, all in lower case. For example, if Robert Johnson worked here (he doesn't), his email address would be "".

Employees in aphabetical order:
Employee Biograph

Paul Allison, P.E.

Mechanical Department
Mechanical Design, Commissioning

Professional Engineering Registrations:

  • Washington
  • Idaho
  • Montana

B.S. Mechanical Engineering from University of Wyoming

Paul has over 30 years experience with analysis and design of HVAC, piping, sewer and water distribution systems on diverse types of buildings and power plants. He is ICBO certified as a Commercial Energy Plans Examiner and served as an alternate on the Technical Advisory Group for the Mechanical and Ventilation Codes in the State of Washington.

John Corbett
Mechanical Department
Mechanical Design

John has been a mechanical designer with L&S for the last 35 years.

Dan Day
Mechanical Department
Mechanical Design

Dan joined L&S in 1991 and is a valuable asset to our team.

Patrick Ferrara
Mechanical Department
CAD Technician

Patrick holds an AAS-AD degree and has been a drafter for L&S since 1979.

Ryan Herring
Mechanical Department
CAD Technician

Ryan joined L&S in 2010 after earning his AA degree and is a skilled drafter with expertise in both AutoCAD and Revit.

Marcia Luhn
Clerical/Support Department

Marcia has been a key member of the L&S team since 1986.

Ian Morse

Mechanical Department
Mechanical Design

Ian graduated with a B.S. in Mechanical Engineering from Boise State University in 2010.  He joined L&S in 2012 with experience designing HVAC and plumbing systems.  In addition, he has gained experience performing building energy model simulations and analyses for LEED documentation.  He has completed courses in Revit MEP and AutoCAD.

During his time away from the office he enjoys spending time with family, traveling, attending sporting events, and being outdoors.  He is a skier in the winter months and bikes, runs, and competes in triathlons during the summer.

Andrew Peterson

Mechanical Department
Mechanical Design

Andrew loves spending time with his fiancée, friends and family.  He enjoys watching football and basketball games.  He thoroughly enjoys the outdoors, such as hunting, fishing, and camping.  He also enjoys working on cars and trucks with friends, he takes any chance to increase his knowledge of the automobile world. 

Andrew graduated from Northwest Nazarene University, in Nampa, ID, in May of 2012 with a BS in Engineering Physics and a BS in Physics after earning his AA degree from Columbia Basin College.

Rose Rhodes
Clerical/Support Department

Rose has been an integral member of the L&S team since 2005.

Steve Solberg
Mechanical Department
Mechanical Design

Steve has been a mechanical designer with L&S since 1984.

Arron Thompson

Mechanical Department
Mechanical Design

Arron is a 2007 graduate of Eastern Washington University with a Bachelor of Science in Mechanical Engineering Technology. In 2007, he studied REVIT building information modeling at SCC. In addition to HVAC and plumbing design of the UPS facility at Spokane International Airport, his projects include computer modeling for Energy Life Cycle Costs of schools and assisting with the commissioning process at the Fox Theater.

Arron trained at the Naval Welding and Damage Control school in Philadelphia and was stationed in Pearl Harbor, where he repaired submarine hulls and interior piping.

Back on dry land, his passion is restoring old Toyota Land Cruiser wagons, growing giant pumpkins and spicy peppers in his garden, and racing radio controlled cars with his sons. He enjoys fishing and camping with his family and manages to fit in some mountain biking and hiking on these expeditions.

David Wordinger
Electrical Department
Electrical Design

Dave retired from the United States Air Force as a Major. He served as an Electronic Warfare Officer, managing system level tests for radar, jammers and missiles. At L&S Engineering, Dave has been applying this background to the design and construction of electrical systems for buildings. Dave attained professional LEED accreditation with the US Green Building Council in 2004 and applies this expertise in his designs and commissioning projects.

Back to People