Legacy - Altman-Charter Company
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Decades of History

Formed in 1985 when J.J. Altman and Co., general contractors in Southern Illinois since 1937, joined with Charter Construction, Inc., a leader in the St. Louis construction industry.  Altman-Charter is built on framework that puts the client and project needs above all else.  For over 40 years Altman-Charter has provided essential construction services to assist clients reach their development goals.

Altman-Charter has been actively involved in the Multi-Family and Senior Living markets throughout the United States.  Our company prides itself on the experience our team brings to every project, providing effective and unique solutions to our clients.

Throughout our history, Altman-Charter has worked with an expansive range of clients, from Non-profits looking to expand their housing portfolios, to Developers with a vision to be brought to fruition.  We have extensive knowledge and experience working with multiple financing structures from Conventional Financing and HUD to Historic Tax Credits and Low-Income Housing Tax Credit.

Altman Charter History

The Future:

As we continue to expand and grow, Altman-Charter is committed to its client-centered approach and collaboration.  The company has grown its footprint nationally across multiple markets.  Our leadership continues to provide the same efforts of commitment, integrity, and values of service to each and every client.

Ready to get started on your next project?



John G. Alessi, President


More About John Alessi

John has unofficially been a part of the construction industry since he was a child, often trailing his father (a JJ Altman Employee) between construction sites.  In 1985, John joined the Altman-Charter team as a Project Manager.  Most of his success can be attributed to skills he has learned while on the job and has distinguished him from others through his strong analytical and problem-solving expertise.

Since becoming President in 2004, John has taken an active role in Altman-Charter’s preconstruction efforts, supporting the process leading up to the start of a project (including progress drawing review, cost analysis, value engineering, design constructability reviews, contract document review, etc.).  John works closely with the estimating/procurement staff to ensure each project is bid effectively and competitively.

John holds his Bachelor of Science in Civil Engineering from Marquette University.  He is an avid sports fan and in his free time enjoys spending time with his wife, children, and grandchildren.

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Eddie Stechschulte, Vice President


More About Eddie Stechschulte

Eddie Stechschulte joined Altman-Charter in 2003.  With nine years of Project Management experience, he has extensive experience in both new construction and renovation of a variety of Multi-Family and Senior living projects.

In 2013 he transitioned into the Business Development role with the goal to expand Altman-Charter’s presence in Senior, Affordable, Multi-Family, and remodel projects.  Today, he works closely with clients from project conception to completion to ensure the needs of the project and the clients are being met.

As a Kansas City native, Eddie can always be found rooting for his beloved Jayhawks and ALL Missouri MLB teams alongside his family.

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Greg Mehrmann, Vice President – Estimating


More About Greg Mehrmann

Greg entered the estimating profession in 1998.  In 2002, he joined Altman-Charter and in 2006 he took on a management role to oversee all conceptual/detail estimating, value engineering, bid processing, purchasing, and scheduling for the company.  Greg works closely with project managers during the preconstruction phase and oversees all aspects of the bidding process with subcontractors and suppliers.

Greg is an alum of Southern Illinois University at Edwardsville.  He enjoys spending time with his wife and two daughters and is an avid Pittsburgh Steelers fan.

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Anthony Alessi, Project Executive


More About Anthony Alessi

Anthony joined the engineering/construction industry in 2011.  Prior to joining Altman-Charter Company, Anthony worked in the manufacturing and industrial industry designing steel and wood framed cooling tower structures.  In 2014, Anthony joined Thornton Tomasetti in Chicago, IL where he served as the Lead Field Engineer on the Wrigley Field Renovations.  In early 2016, he joined Altman-Charter Company as a Project Manager and in 2021 he was promoted to Project Executive.

Anthony holds his Bachelor of Science in Civil Engineering from Marquette University and his Master of Science in Civil Engineering from the University of Missouri. Anthony and his wife Kim have two daughters.

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Mike Hejlek, Director of Operations


More About Mike Hejlek

Mike joined Altman-Charter Company in 1998.  He has 17 years of Project Management experience.  He brings a wealth of knowledge and problem-solving experience to the team and thrives under pressure.  Since joining Altman-Charter he has managed the construction of over 1,000 Senior/Multifamily units.  In 2021 Mike became the Director of Operations overseeing the field personnel and the day to day operations on site.

Mike holds his Bachelor’s degree from Southern Missouri State University.  Mike enjoys spending time outdoors with his wife and two sons.