Armando Lechuga

SCOTTSDALE, ARIZ. (Nov.  4, 2021) – Sigma Contracting, Inc. is pleased to announce it has hired a pair of construction superintendents who bring more than 50 years of experience to the Scottsdale-based general contractor.

Both Armando Lechuga and Jeremiah Froderman will oversee construction site activities daily.

Lechuga, a native of Kearny, Arizona, has spent 33 years in the construction industry starting in the carpentry trade. He has developed a very diversified background with his construction experience which allows him to oversee many types of commercial construction projects.

Jeremiah Froderman

Froderman, a native of Kingman, Arizona, has spent 25 years in the construction industry with 16 of those being a commercial project superintendent. His vast experience will allow him to adapt immediately to managing Sigma’s projects.

“We are excited to bring two new talented superintendents into the mix at Sigma, making us a more well-rounded company,” said Dan Hinkson, President of Sigma Contracting.

When not on the job site, Lechuga enjoys hunting, camping, and fishing, and spending time with his two children and wife. Froderman is also an avid camper and outdoorsman. He enjoys playing softball, golfing, and spending time with his wife and two teenage sons on the water.


Sigma Contracting, Inc. is an Arizona-based company founded in 1983 and licensed in eight Southwestern states. As a premier commercial general contractor, Sigma has established a broad footprint in the region with an extensive portfolio of projects in a variety of sizes, industries, and property types, with established long-standing client relationships with top developers, architects, municipalities, and businesses in the region. For 35 years Sigma has been the turnkey contractor for more than 900 construction projects including hospitals, medical office buildings, schools, public venues, retail and industrial spaces, banks, office buildings, and municipal facilities. For more information visit