Our Team

Schema Group has deep, lasting relationships with key manufacturers and our clients have direct access to company principals

Zach Grabinski founded Schema Group in 2020. His vision was to deliver high level construction finishes and renovation services for the hospitality industry. Zach utilizes his extensive construction and renovation experience to build and foster lasting, meaningful relationships.

Contact Zach to learn how Schema Group can help with your next construction or renovation project.

ZACH GRABINSKI, CEO

Al has been with Schema Group since its inception. As COO, Al works closely with owners and owner’s reps to ensure that budgets are established correctly and adhered to. His 24 years of experience in construction give him the background and expertise to balance costs, project priorities and execution to help Schema Group deliver projects on time and on budget.

Contact Al for a candid discussion about your next project and to find out how Schema Group can help you manage your project costs and priorities.

AL VERMIGLIO, COO

Brian’s extensive experience in General Contracting and his work with Owner’s Groups give him a unique skill set that he applies to each Schema Group project. His talents include conceptual budgeting, advanced cost estimating, value engineering and FF&E & material selection. He’s adept in managing complex schedules and budgets. He has overseen an impressive amount of projects — from inception to completion — in many industries including multi-family, hospitality and commercial sectors.

As Senior VP of Construction Brian leads the charge in ensuring that every Schema Group project meets, and exceeds, client expectations. Reach out to Brian to discuss how Schema Group can help you plan, manage and execute your next project.

BRIAN LOERZEL
Senior VP of Construction

Steve’s background as an accountant and advisor for public accounting and distribution companies, gives him the ideal experience to help Schema Group manage their fiscal health and growth. Along with a master’s degree in Taxation, Steve possesses a deep knowledge of business operations.

Connect with Steve here.

STEVE RACKL, CFO

BOB SANGSTER
General Superintendent

the construction industry his entire life. As a Schema Group General Superintendent, he is an on-site liaison with owners, procurement, deliveries and sub contractors. He provides coordination and problem solving to ensure that each project is completed in an efficient, timely manner.
Bob enjoys seeing each project come to fruition and making sure that property owners, and future guests, are pleased with the final outcome.
Reach out to Bob about your next project here.

TOM JUNGLES
General Superintendent

a strong background in construction and project management. His main focus is to build long-lasting relationships with owners, architects, designers and building staff to ensure that they have a positive and seamless experience working with the Schema Group team.
Tom enjoys sharing stories about the success of projects he has worked on and completed. Reach out to Tom to hear some of these engaging stories and to find out how Tom and the Schema team can help with your next hospitality construction project.

JOHN PIGNANELLI
Superintendent

and luxury construction industry for 30+ years. His wealth of management experience gives clients confidence that the work is getting done seamlessly and to their satisfaction. He has been a construction Superintendent for two decades and welcomes the opportunity to further grow and hone his management skills with the Schema Group.
You can connect with John via email here.

DAVE NEDBALEK
Superintendent

with over 25 years of hands-on experience. With a deep understanding of the construction processes and regulations, he has successfully led teams to deliver projects on time and within budget. He has played a crucial role in the successful completion of several iconic projects, including the renovation of Wrigley Field and Four Seasons Hotel in Chicago. Known for attention to detail, safety and leadership, Dave is skilled in coordinating subcontractors, managing schedules, and ensuring quality control at every stage of the project. Contact Dave by email here.

REN YAP
Director of Project Management and Procurement

to Schema Group. With 15 years of experience — both on the Ownership/Client side, and as an FF&E Procurement Agent — Ren has worked with all major brands including Hilton, Marriott, IHG, Wyndham, BWH, as well as boutique hotels and restaurants. As Schema Group’s Director of Project Management and Procurement, Ren applies his meticulous attention to detail to manage complex projects, finding the successful balance between design, budget and schedule while fostering positive relationships with clients, designers, architects and vendors.
Connect with Ren to talk FF&E, OS&E and CFCI and to learn how Schema Group can partner with you on your next project.

CHRIS KOWALEWSKI
Project Manager

Commercial Real Estate Asset Management and Project Management. As one of Schema Group’s Project Managers, Chris’ main focus is to ensure that each project is completed on schedule and within budget. He prides himself on delivering the utmost satisfaction to owners, architects, and designers through efficient planning and effective communication. Reach out to Chris here to learn how he and the Schema Group team can help with your next hospitality construction project.

JULIE DALY
Project Coordinator

Owner's Representation and Real Estate project coordination. As a Schema Group Project Coordinator, Julie brings a positive attitude and adeptness for project oversight. Drawing from her experience supporting project teams and clients within an Owner's Representation firm, she demonstrates proficiency in communicating with teams, document management, and achieving positive outcomes. Julie prioritizes the timely and cost-effective completion of each project by ensuring adherence to schedules and budgets.

JULIANA ZEPEDA
Office Manager

keenly focused on customer satisfaction. That’s what makes her such a good fit for Schema Group. She has extensive customer service, social media and administrative experience. As Office Manager, she supports the Schema team both on and off-site. She is often the first point-of-contact for our clients and partners and Juliana makes sure any questions or concerns are directed to the right team member, and that all requests are dealt with in a timely manner.
You can contact Juliana via email here.

Our Team

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