Meet The Talent Behind Chicago’s Finest Landscapes
Our Team
Frank Mariani
Chairman
In 1973 Frank Mariani became President of Mariani Landscape at 19 years old following the tragic passing of his father, Vito Mariani, Sr…
Johannes Louwers
President
Johannes (known to many as “Yo”) joined Mariani in 2023 and leads all operations for Mariani Landscape…
Fernando Del Rio
Finance Director
Fernando joined Mariani in 2022 and leads all operations finance for our company. He has over 25 years of financial leadership experience…
Gina Goldberg
HR Director
Gina joined Mariani in 2022 and has over 20 years of progressive Human Resources leadership experience. She leads all HR operations…
Nate Birch
SVP Maintenance
With more than 15 years of experience between Mariani Landscape and Rocco Fiore and Sons, Nate leads the maintenance sales department…
Lee Keenan
VP Construction Sales
Lee joined Mariani in 2010 and leads the Design/Build sales team. He is responsible for providing the highest level of client satisfaction…
Colleen Barkley
Director of Design
Colleen has been with Mariani for over 22 years, starting as a Design Intern in college. She currently leads the Mariani Design Studio…
Art Brueggeman
VP Construction Project Management
Art joined Mariani in 2019 and leads the Design/Build sales team. He is responsible for providing the highest level…
Todd Vena
VP Maintenance Production
Todd originally joined Mariani over 24 years ago working on our greenhouse and construction crews during the summers during high school…
Frank Vena
VP Construction Operations
Frank has been with Mariani since 1979 and leads all our construction operations for our Design/Build projects, the development…
Ron Fiocchi
VP, Operations Fleet & Facilities
Ron has been with Mariani for over 34 years and is responsible for managing and overseeing the team of technicians that perform repairs and…
Mike Devora
Construction Manager
Mike joined Mariani nearly 30 years ago and is a highly skilled professional who oversees the construction team and schedules Mariani’s…
Andrea Vena
Materials Manager
Andrea joined Mariani over 18 years ago and oversees Mariani’s inventory and procurement operations. Andrea’s team of buyers work…
Steve Fiore
Vice President, Maintenance Renewals Former Vice President Rocco Fiore & Sons
Since Rocco Fiore and Sons (RFS) became part of Mariani Landscape in 2021, Steve has worked with clients to understand their specific needs…
Bobby Beers
South Territory Vice President, Maintenance Sales
Bobby joined Mariani in 2017 and has over 17 years’ experience in client service and operations roles within the landscaping industry…
Pat Clark
Central Territory Vice President, Maintenance Sales
Pat has over 13 years’ experience at Mariani and currently oversees sales and client service for a territory that ranges from Wilmette to…
Ed Furner
North Territory Vice President, Maintenance Sales
Ed joined Mariani over 21 years ago and leads our Client Representative teams focused on customer service and sales for the area that spans…
Sara Furlan
Design Principal
Sara joined Mariani soon after graduating college and has been with the company for over 30 years. As a Design Principal, Sara leads a team…
Tony Lobello
Design Principal
Tony has been with Mariani for over 36 years and leads a team of landscape architects through all aspects of landscape design, from concept…
Carrie Woleben-Meade
Design Principal
Carrie joined Mariani Landscape soon after graduating from college and has been with the company for over 30 years…
Ron O’Hara
Design Director
Ron rejoined Mariani in 2023 after previously working for the company as Project Manager, Project Director and Purchasing Manager…
Jenna Pfau
Project Director
Jenna has been with Mariani for over 10 years and has over 15 years’ experience in the industry. As a Project Director, she is responsible for both…
Rob Schwarz
Design Director
Rob has been with Mariani for over 8 years and has over 33 years of experience as a landscape architect. As a Design Director, Rob is…
Eliazar Arebalo
Business Development Manager, Central Territory
Eliazar rejoined Mariani in 2022 after previously working for the company from 2000 to 2004. Combined he has over 35 years of experience…
John Kerstein
Business Development Manager, North Territory
John joined Mariani in 2018 as a Client Representative before taking his current role in 2022. John currently works with new clients…
Dave Pilkington
Business Development Manager, South Territory
Dave Pilkington – Business Development Manager, South Territory Dave has over 32 years of landscaping and horticultural experience…
