Elmer Allgeier
Elmer M.


Kent Martin
Kent W.


Allgeier, Martin and Associates was founded in 1954 when Elmer Allgeier and Kent Martin formed a partnership in Lamar, Missouri.
Original associates were Emmett Green, Vernon Lawson, and Charlie Davidson.

Emmett Green
Emmett G.


Vernon Lawson
Vernon R.


Charles Davidson
Charles C.


Staff included one additional engineer, two draftsmen and a secretary.
Services included electrical engineering, civil engineering, and architecture.
Soon after the firm's formation, the company moved to Joplin, Missouri.



In just over ten years, the company has over 60 employees.

New offices are constructed in Joplin. The facilities were expanded five times over 46 years.

Range Line Office


Allgeier, Martin and Associates, Inc. was incorporated on September 1, 1978.

On that day, Elmer Allgeier retired from the company, and sold his shares to the remaining directors. Kent Martin was elected President of the new corporation, and Vernon Lawson, Emmett Green, and Charlie Davidson were elected as Vice Presidents.




We became a 100% employee-owned company.

An Employee Stock Ownership Plan (ESOP) was developed, divinding ownership between shares held by the ESOP, and restricted shares held by selected employees.




Allgeier Martin acquired Wilson Hydro.

The small civil engineering firm was located in Rolla, MO, giving Allgeier Martin a satellite office. The Rolla location was staffed with three civil engineers that specialized in hydrology and stormwater systems design.

Our employee count had grown to 109.




New Joplin Offices.

A new facility was constructed in the Crossroads Business Park in Joplin, bringing corporate operations under one roof for the first time since the early 1970’s.

The number of our staff grew to 116 by the year’s end.

Ribbon Cutting


Tornado Recovery

After the 2011 Joplin Tornado, we designed and built power lines in the City. The week following the storm, our crews performed field design and staked 7 miles of power line. In the following months, we completed an additional 10 miles.

The City also needed a consultant to assess and repair the wastewater collection system. Allgeier Martin rebuilt and upgraded 62 miles of sanitary sewer.


A new branch office was added in Kansas City, MO.




A new branch office was added in Springfield, MO.




Allgeier Martin acquired White River Engineering

The firm's office was located in Springfield, MO.
This allowed the other engineers working in the city to move into a shared office space.




A new branch office was added in Tulsa, OK.




A new branch office was added in Bentonville, AR.