MaxLife Industries employs these top talents in the design, construction and manufacturing industries:

Haley Smith

Officer Administrator & Customer Service
1-844-629-4968 x 700


Haley Smith is responsible for the day-to-day administrative and customer service duties for MaxLife. She is oftentimes the first person customers and vendors speak with when contacting our office. In this role, Haley assists customers with placing orders and coordinating shipments. She also keeps the office running smoothly by answering inquiries, assisting visitors and ordering materials and supplies. Haley also performs invoicing, purchasing, continuing education and other support activities with customers and vendors.

In her free time, Haley enjoys spending time with her husband and dogs and is an avid DIYer.


Beau D. Preston

National Sales Manager
1-844-629-4968 x 701


Beau Preston developed MaxLife’s original national sales representative network and has since continued to refine our sales processes and expand our network of independent product manufacturer representatives.  Beau’s sales approach relies heavily on educating architects, product representatives and installers on the benefits and intricacies of the #ArmorWall Structural Insulation Sheathing product offering.  Beau supports MaxLife’s national service accounts, distributors and web leads with front line information, introductions to our full team of experts and general product knowledge.    

In addition to his role at MaxLife, Beau is an entrepreneur, inventor and consultant, spending his time on various business ventures.  Beau has a B.A. in Finance from Michigan State University and an MBA from Western Michigan University.  Outside of work, Beau and his wife Rachel enjoy travel, art, music and the outdoors.  On his own, Beau enjoys hunting, fishing and hiking.


Sebastian A. Sztyber

Technical Products & BIM Manager

1-844-629-4968 x 702

Sebastian Sztyber leads the design and development of MaxLife’s extensive library of digital and print architectural renderings, infographics, technical media, installation manuals and other documentation that aid customers in specifying and installing MaxLife products. One of the industry’s most talented digital designers, Sebastian is expert in all modern architectural software solutions. When creating visual aids for Customers, Sebastian seeks to provide a clear and concise message to the widest possible audience. His work frequently involves creative collaboration with customer and manufacturer teams to ensure compatibility in project submittal and marketing documentation.

Outside of work, Sebastian experiments with new and exciting ways to deliver information by creating elements, editing video projects and modeling worlds for virtual reality.

Jarrett B. Davis

National Technical & Building Science Director

1-844-629-4968 x 703

Jarrett Davis leads MaxLife’s development and testing of new innovations in the building enclosure and energy efficiency product field. In the past three years, Jarrett’s research, product development and sales activities have earned MaxLife a series of national awards, including the Architect’s Newspaper Best of Products Award in 2020, for the #ArmorWall Structural Insulated Sheathing product line, which he has been developing since 2010.

Previous roles and committees include the Director of Building Science for a national architecture and engineering testing firm, building and energy code committees, expert witness, and building enclosure commissioning agent.

Outside of work, Jarrett enjoys spending time teaching his children how to fly and helping friends with construction projects.

Randy Hoffner

Plant Manager
1-844-629-4968 x 705

Randy Hoffner leads MaxLife’s plant operations using best practices that he learned and developed in his more than thirty years in the manufacturing and polyurethane industry.  Every day, Randy’s primary goal is to ensure that our customers receive quality products in a timely manner.  To do this, he implements continuous improvements in the manufacturing of #ArmorWall Structural Insulated Sheathing products, maintains rigorous testing standards and protocols, and spends a great deal of time educating and training his staff.  Randy’s hard-working attitude ensures that the innovative designs we offer carry through to the ways our each of products are manufactured. 

In his off-time Randy enjoys getting his arm in a cast (fishing) anytime he gets a chance. He also enjoys boating and spending time outdoors with his wife and kids.

Ryan Miller

Marketing & Business Process Director
1-844-629-4968 x 706

Ryan Miller leads the development and delivery of nationwide marketing activities that seek to educate the design and construction communities on the benefits and value of #ArmorWall Structural Insulated Sheathing and other products manufactured by MaxLife.  In this role, Ryan works with customers, partners and vendors to identify shared goals and implement marketing campaigns that yield shared success.  Ryan also directs the development of internal business processes that aid in better serving customers and improving internal operational efficiencies. 

In addition to his role at MaxLife Industries, Ryan is the part-time Founder and Executive Director of North Carolina Building Performance Association, the state’s not-for-profit trade association representing building performance companies and professionals.  

Outside of work, Ryan spends his weekends off-road motorcycling and building things at his tiny lake cabin property on Kerr Lake near Henderson, North Carolina.



F. Michael Cretella

Research & Development Director

1-844-629-4968 x 707

Mike Cretella leads the research and development of MaxLife products featuring the #ArmorWall Structural Insulated Sheathing product line.  In this role, Mike works with customers, partners and vendors to identify shared goals and implement development efforts that yield shared success.  Mike also directs the internal quality and testing of our products. 

Prior to this position, Mike served in numerous roles in product development, technical management and as a global chemist for various composite fiber manufacturers.  These have ranged from fiberglass, basalt, and carbon fibers to such areas as synthetic chemical development for the coatings industry.    

Outside of work, Mike spends his weekends fishing, traveling and enjoying time with his family.  He’s also finishing a renovation of his lakehouse on Douglas Lake near Dandridge, Tennessee.



Amanda Sztyber

Quality Assurance Manager

1-844-629-4968 x 708

Amanda Sztyber is a process-oriented and results driven Quality Assurance Manager with a passion for product excellence. At MaxLife, Amanda focuses on eliminating process variation by creating, revising and strictly implementing defined processes and procedures that maintain and improve product performance and production efficiency. Often found in the lab or on the production floor, Amanda utilizes laboratory testing of raw materials and monitoring of the production process to ensure that MaxLife customers only receive products that exceed their standards, our standards and the most rigorous industry standards.

Outside of work Amanda enjoys spending time with her husband Sebastian and their three rescued pets.