Senior Team

Beat Kahli

President & CEO

Bio Available

As Founder, President, and CEO of Avalon Park Group (APG), Beat Kahli leads an Executive Leadership Team focused on the mission to change the way the world lives, learns, works and plays. Under his leadership, APG drives the vision for creating sustainable communities under an umbrella of diverse companies, spanning multiple industries.

Mr. Kahli’s real estate investments include single family, multi-family, commercial, retail, office and industrial opportunities.  He has also expanded his operations into Europe by opening Avalon Park AG in Zurich, Switzerland, where Mr. Kahli serves as CEO of the publicly traded Swiss Company, sitEX Properties, AG.  Some of Mr. Kahli’s top projects include 2,000-acre Master Planned Developments in Orlando and Tampa, Florida.  Each of these projects includes a town center consisting of commercial, retail and office space surrounded by single family and multi-family units. Mr. Kahli’s Orlando based project was the number one selling development in the Orlando area for four years with a total value upon completion of $1.5 billion.  Mr. Kahli’s Tampa based project is similar in size and scope to Avalon Park and is anticipated to have a value upon completion of $1.1 billion.

Mr. Kahli also found success in the concrete industry, where, together with a partner, Mr. Kahli developed Prestige/AB Ready Mix, which became the largest independent concrete producer in the State of Florida before it was sold.  Other portfolio investments include, Avex Homes, Data Transfer Solutions, Pasco Mines, Encore Assisted Living and Memory Care Community, Avalon Park Home Health and additional ventures that continue the vision of the company.  With over 30 years of experience in the fields of real estate, investment banking and financial consulting, Mr. Kahli provides direction and guidance for all APG operations, including the development of strategic alliances and joint venture relationships.

Mr. Kahli has been named by the Orlando Business Journal as one of the Top Ten Most Influential Businessmen and the Reader’s Choice, Most Respected CEO in Central Florida.  He has also been recognized by the Orlando Business Journal as Top Ten Most Influential Newsmakers and Top Ten Most Influential Businessmen in Central Florida.  Additionally, the Orlando Magazine awarded Beat Kahli the honor of one of the 50 Most Powerful People in Orlando for three consecutive years.


While Mr. Kahli has been fortunate in his business ventures, he has also donated his time and financial support to several philanthropic causes. Mr. Kahli has served on the board of many community not-for-profit organizations including the Red Cross of Central Florida, the Central Florida YMCA, the Central Florida Boy Scouts, the University of Central Florida’s Health and Public Affairs and the Florida Hospital Orlando’s Board of Directors.

Mr. Kahli earned his Business Degree from the Zurich Business School.  He resides in Winter Park, Florida with his wife Jill and their four children, Daniel, David, Alex and Anna.

Marybel Defilio

Executive Vice President and Chief Financial Officer

Bio Available

Marybel Defillo came to Avalon Park Group in the Spring of 2014, where she serves as Chief Financial Officer. Marybel comes to Avalon Park Group with over 15 years of public accounting experience mainly from top national firms. While working in public accounting, she mainly served companies in the construction, real estate, manufacturing and wholesale/distribution industries.

Marybel has earned a Bachelor’s degree in Accounting and a Master’s Degree in Finance and is a Florida licensed Certified Public Accountant. She is a member of the American Institute of Certified Public Accountants and the Florida Institute of Certified Public Accountants.

Ross Halle

Senior Vice President

Bio Available

Ross received his Bachelor of Architecture from the University of Miami, and received his Masters in Architecture and Certificate in American Urbanism from the University of Virginia. Prior to joining The Avalon Park Group in 1999, Ross worked for Andres Duany and Elizabeth Plater-Zyberk, Dover, Kohl and Partners and Roger Fry Architects. In addition to Avalon Park, Ross has worked on other notable projects such as CityPlace- West Palm Beach, I’On – Mt. Pleasant, South Carolina, the Miami Lakes Town Center, and the plans for Downtown Ft. Pierce’s redevelopment.

Currently, Ross is the Senior Vice President for the Avalon Park Group and is responsible for the design, permitting, and implementation of both the horizontal and vertical development endeavors associated with The Avalon Park Group.

Stephanie Lerret

Senior Vice President of Marketing & Community Relations

Bio Available

Stephanie Hodson Lerret came to Avalon Park Group in the Fall of 2003. She graduated from the University of Kansas with a degree in Political Science and Anthropology. Stephanie handles the planning and production of the marketing and special events for Avalon Park Group owned entities. She is actively involved in the community by participating in organizations such as the Avalon Park Rotary Club and the East Orlando Chamber of Commerce. She also sits on various boards, such as the Avalon YMCA, Avalon POA and New River CDD.

Mari Robles

Senior Vice President and HR Director

Bio Available

Mari Robles came to Avalon Park Group in 2009 as a property accountant.  With over 9 years of experience in human resources, she quickly accelerated to her role where she currently serves as Senior Vice President, overseeing all human resources for the Avalon Park Group of companies.  Her desire to create a positive and inviting employee experience for the entire team led her to apply for and receiving a $150,000 grant with AdventHealth (formerly Florida Hospital) to transform the company into one of the healthiest companies in Central Florida.  Her forward-thinking quickly extended that goal into the communities being built by Avalon Park Group, where the LiveWell brand was born and is being developed.  She continuously strives for the ultimate employee experience through listening, training and understanding the team.

Mari attended West Coast Christian College in Fresno, California.

Location Management

JJ Soffarelli

Vice President of Development


Bio Available

JJ Sofarelli joined Avalon Park Group as an Assistant Vice President in the Summer of 2015. Mr. Sofarelli works with senior management of the company to identify, contract and close real-estate related opportunities, in addition to managing the existing assets of Avalon Park Group, and manage investor, lender, and other stakeholder relationships.

“Avalon Park showcases a great example of new urbanism and brings together an incredible sense of community,” Sofarelli says. “Being a part of the team that helped define how communities are built is a great opportunity for me.”

Sofarelli brings with him experience at several construction companies, including J. Raymond Construction Company in Longwood and Holder Construction Company in Atlanta. A Central Florida native, Sofarelli graduated magna cum laude from the University of Florida with a bachelors in construction management and was a scholarship grant recipient from the Hough Graduate School of Business Bergstrom Center for Real Estate Studies, where he received his Master of Science in Real Estate.

“As we continue to expand our company, Sofarelli is the type of person who we are looking to bring on to the Avalon Park Group team,” says Beat Kahli, president & CEO, Avalon Park Group. “He’s a new generation of real estate professional who understand a community is more than just building homes.”

Matt Wren

Facilities Director


Erik Domenech

Avalon Park West



Eric Marks

President, Avex Homes

Bio Available

Eric Marks joined Avalon Park Group as Vice President in January 2005 and now holds the position of Senior Vice President and Chief Operating Officer. Before coming to Avalon, Mr. Marks was a shareholder at Akerman Senterfitt, a prestigious Florida law firm with over 400 attorneys. During his nearly eight year tenure with Akerman Senterfitt, Mr. Marks served as lead counsel to local developers and nation retailers in all manners of real estate and corporate transactions, including over $50 Million in commercial sale leaseback transactions and the creation of hotels and casinos. Mr. Marks has been active in the Orlando community, serving as Chairman of the City of Orlando Citizens Police Review Board, an Executive Board Member of Lighthouse Central Florida, and an advisory board member of Threshold, Inc., a non-profit organization helping autistic children. Mr. Marks earned a Bachelor of Science degree in Finance and a Juris Doctor from the University of Florida.

Richard Kunz

President, Avalon Park Texas, LP

Bio Available

Richard Kunz heads Avalon Park Texas L.P. founded in 2008, a joint venture with Avalon Park Group, Orlando. Mr. Kunz is a Swiss national, lawyer by education, entrepreneur by passion. Avalonpark Texas L.P. invests in real estate ventures with a focus on niche products in the Central Texas area, but also invests in non-real estate related companies and ventures, thereby teaming up with other partners individually tailored for each project. “We are constantly looking for new investment opportunities in all kinds of business segments which sell products or provide services in niche markets. Our goal is to joint venture with partners who share the same entrepreneurial and long term views with Beat Kahli and me and who can bring complimentary skills and know how to the table to ensure the success of our projects.”

Thomas Lang

President, Pasco Mine

Bio Available

A seasoned executive with over thirty years of building and managing multi-million dollar construction and materials companies and projects in domestic and international markets. Acknowledged for an ability to interface with foreign governments, comply with international regulations, create positive relations with clients, and be wel
l received by executive leadership to develop, manage, and complete projects that return profit margins that meet or exceed projections.

Extremely knowledgeable of customs and business practices in Middle East and Central Europeancountries while open to travel and relocation as required.

Successful International Projects developing and managing numerous ready mix and block facilities, along with construction and consulting services have been completed in the countries of: The Kingdom of Saudi Arabia, United Arab Emirates, Kuwait, Poland and Russia.

Successful Domestic Projects include over 50 ready mix, asphalt and block plants – highway and bridge construction for: New Jersey DOT, Newark International Airport, Port Authority of New York/New Jersey, New Jersey Turnpike, Garden State Parkway, ATT World Headquarters, and the Prudential Business Park

Professional Relationships to Generate Business deriving from numerous years (2003 – 2014) of business development services in Kuwait, Qatar and UAE for several clients.

Major Construction accomplishments include:
Managed operations that drove sales from 20 million to 75 million with emphasis on construction operations, materials, and sub-contracting.

Prepared successful bids to land the largest structural concrete and façade block projects ever awarded in Central Europe. Manufactured product and managed quality assurance.

Managed and complied with the development, operations and environmental requirements of a 950 acre granite rock quarry and a 250 acre sand and gravel processing facility in New Jersey.

Lead the team to develop over 30 heavy industrial sites, including – Quarries, Sand and Gravel, Hot Mix Asphalt, Ready Mix, Paver (Interlock) and Block Facilities in the Kingdom of Saudi Arabia, Poland, and the US (Florida and New Jersey). Value in excess of 175 million USD

Created the first construction joint venture between European and Russian companies in the City of Moscow with contacts exceeding 100 million dollars.

Selected to provide a market analysis of building materials, road, and construction methods in the countries of Kuwait, UAE, Poland, Russia, Czech Republic, and Slovakia.