About Our Team

Flex evolved from real world experience. It is designed, developed and supported by people with over 75 years of Pro A/V experience. We understand both technology and your business, enabling us to speak your language.

Flex is under active development, ensuring customers access to the latest technology innovations. Flex enables you to do what you do best: focus on events and rentals.

Our team is dedicated to providing the highest quality rental management solution possible. Company headquarters are located in Orem, Utah, and satellite offices are located in Carlisle, Pennsylvania and Tri-Cities, Washington.

Chris Stein

Chris Stein

Chief Executive Officer

Chris Stein has been in the Pro AV industry for over 20 years. He started out as a FOH audio engineer, concentrating the majority of his experience in the Corporate AV area. During that time he was also very integral in implementing many different rental and inventory tracking software technologies, using AVAIL, RPM, Intelevent, and Shoptick software. After finding Shoptick, and seeing the potential and power of this early web-based product, he formed Flex Rental Solutions and purchased the rights to Shoptick. Chris' efforts have established Flex as the fastest growing software for the industry.

Branden Rosenlof

Branden Rosenlof

Product Director

Branden joined the Flex team in 2014 after almost ten years as a professional audio engineer and real-life Flex user. After earning a BS degree in Technical Writing, Branden was initially tasked with writing the Flex User Manual and training Flex customers. Now he is the Product Manager at Flex and works across all teams to ensure the delivery of the best possible product for our customers. In his spare time, he loves hiking, watching baseball, and hanging out with his cat.

Elsie Puig

Elsie Puig

Marketing Manager

Elsie joined Flex in December 2016. In her role as Marketing Manager, she is responsible for coordinating trade shows and special events, marketing communications, customer communications, and being a champion for our users. Elsie has over 7 years of experience in marketing communications. She holds a Bachelor's Degree in International Studies and a Master's degree in web design and online communication.

Suman Mridha

Suman Mridha

Software Development Engineer

Suman has been with Flex Rental Solutions since 2009. He has a decade of experience in software engineering. His main emphasis is creating Flex's rich UI that our customers have come to love. As a full stack developer he has been involved with almost every features of Flex. Prior to working with Flex Rental Solutions, he worked on other applications focusing on inventory management, financial services and hotels industries. Suman holds a Masters degree from IIT and is passionate about UIs.

Roger Diller

Roger Diller

VP of Engineering

Roger Diller has been in the software development industry for nearly a decade and a half now. He has worked at Flex for over 10 years in various technical capacities. In the early days, he contributed heavily to the build out of the Flex4 software. He is currently leading the Flex5 engineering effort as well as pioneering some new incubator projects. He tries to be a pragmatic software craftsman focused on balancing the needs of engineering and business for the most optimal holistic outcome. He is passionate about using software to create business value and while also building it in a sustainable way.

Lisa Fossler

Lisa Fossler

Sales Manager

Lisa joined the Flex team in 2012 with over 14 years in the Event Rental Industry, with the last 8 years handling Customer Service, Support and Training in the Rental Inventory Software Industry. She is known for her excellent customer service, enthusiastic personality and her passion for solving customer issues.

Maria Barker

Maria Barker

Finance Director

Maria joined Flex in 2014, bringing with her a strong accounting background and experience in accounting and customer service. She now leads quality assurance as an accounting specialist testing our financial module, accounting system integration, Flex Production Manager, and Flex Mobile. Maria has a BS in Accounting from Washington State University and is also the Flex Controller.

Sonja Larsen

Sonja Larsen

Accounts Receivable Manager

Sonja joined Flex Rental Solutions in 2010. She balanced management of accounts, information requests, and planning of tradeshows and events through 2014. Today, Sonja effectively manages all Accounts Receivables, recurring billing, and contact management for Flex.

Randy Schreck

Randy Schreck

Jr. Developer and Product Specialist

Randy joined Flex Rental Solutions in June 2016 after several years in the AV industry working as an audio tech/engineer and Flex Administrator. He spent the majority of the next two and a half years as the Technical Support Lead where he gained additional useful experience with Flex and its database. In December of 2018 he began transitioning to the development team where he now enjoys honing his coding skills and offering product-usage insight to the rest of the team as they forge their way through creating Flex5. He also enjoys spending time with his wife and kids.

Penny Howard

Penny Howard

Quality Assurance Team Lead

Penny Howard joined our office in Tri-Cities, Washington, as a QA Analyst in January 2016. Penny holds a Bachelor of Science in Business Administration and an AAS in Computer Science and has held various IT positions for over 20 years including Customer Support Analyst, Team Facilitator and Systems Analyst.

Bryon Laird

Bryon Laird

DevOps Lead

Bryon Laird is a software engineer and application developer with over eight years of experience. Bryon joined Flex Rental Solutions in February 2016 as DevOps Developer, and is responsible for network administration, creating and improving automation, and managing production software release deployments. He works with Suman and Roger in our engineering office in Pennsylvania.

Matt Rosenberger

Matt Rosenberger

Software Engineer

Matt Rosenberger is a Software Engineer currently working out of the Carlisle office. He holds a Bachelor’s Degree in Computer Science from Kutztown University. He worked for EXTOL International Inc. from March 2004 to April 2016. EXTOL International Inc. was bought by Cleo Communications, Inc. and worked with Cleo from April 2016 to March 2017. He enjoys attending craft beer festivals with his amazing veterinarian wife Heather.

Markus Marrott

Markus Marrott

Senior Onboarding Specialist

Markus joined the Flex Rental Solutions customer support team in 2019. Markus brings with him 16 years of experience in corporate AV at Mountain View Staging (SFO, SLC, DC), including 6 years of experience as their Flex Administrator. Markus works with current and new customers to implement Flex into their operations, helping them get the most value out of their system.

Micah Schmelzer

Micah Schmelzer

QA Analyst

Micah has been a Software QA Analyst for 6 years. He holds an AAS in Computer Science with a focus in software development and certifications in network administration and security. He has a passion for solving complex problems with efficient and quality solutions and making sure the end-user gets the best experience possible.

Jordan Shumate

Jordan Shumate

Customer Support Specialist

Jordan joined in 2019. She brings with her over 10 years of experience in customer service, and 2 years in the production world as a video technician. This combination background has made her a perfect addition to the Support Team. Jordan is always willing to go above and beyond to meet or exceed the customer’s expectations. Her main goal is to ensure every customer has a flawless time using Flex.

Jim Evans

Jim Evans

Technical Support Specialist

With 30 plus years of experience in event services and live audio, as well as 10 years of AV warehouse operations experience, Jim comes to the Flex Support Team with a sincere desire to enhance our user's effectiveness in their day-to-day operations and their understanding of the benefits that our platform and services can provide to their business and its bottom line.

Aaron Gopen

Aaron Gopen

Onboarding Specialist

Aaron joined Flex in March 2020 with 6 years of experience in the AV industry with roles reaching from warehouse admin, to driver-tech, to project manager. He is a passionate learner and and natural-born educator whose main goal is to help others achieve maximum utility from the tools in their arsenal.

James Shumate

James Shumate

Technical Support Manager

James joined the Flex Support team in February 2020. He is an adventurous free thinker with over 15 years of experience in the entertainment industry. During this time James toured internationally with many high profile artists. He enjoys spending time outdoors. Whether out on the high seas, or deep in the backcountry, he is ever-adapting, learning, and growing.