Meet The Team

Tracy Bertog, Founder

Tracy started Bertog Landscape Co. in April of 1974 while attending Glenbrook South High School. He attended Triton College and completed all the courses offered in the Horticulture program. Tracy develops and directs team and company goals and is responsible for short and long term planning. In addition, he monitors the processes and progress of the management team and confirms that their goals and expectations are consistent with those of the company. Tracy serves on the Board of Directors for both the Glenview Chamber of Commerce and the Wheeling Chamber of Commerce.

Robert Bertog, CLP, CSP, President

Robert graduated from Miami University with a Bachelor’s Degree in Finance. He also completed the required courses to earn an Associate’s Degree in Investment Economics and Analysis. Robert has become a National Association of Landscape Professionals (NALP) Certified Landscape Professional (CLP), a level of certification that fewer than 1% of landscape contractors have achieved. He has also completed the required exams to become a Snow and Ice Management Association of America (SIMA) Certified Snow Professional (CSP). In order to stay abreast of the changing laws that affect the industry, Robert keeps his Turfgrass and Ornamentals Pesticide License current. He is the Past President of the Illinois Landscape Contractor’s Association (ILCA), and has chaired and been involved on several committees for the Association.

Steve Bertog, Irrigation Director

Steve Bertog began building the irrigation business in 1986, and has continued to provide quality irrigation and lighting installation to residential and commercial properties for over 20 years. In April of 2000, Steve was recognized by the Irrigation Association as one of the “nation’s best and brightest” irrigation contractors when he was included in the Top 100 Plus for a superior reputation and quality work. He is an authorized Irritrol WeatherTrak Irrigation Controller Installer. While managing the irrigation division, Steve helps monitor job progress and site conditions.  Steve is available to meet with clients to discuss new irrigation installation plans, or changes to an existing irrigation system.

Howard Carren, Landscape Architect

Howard’s interest in landscaping began while pushing a lawn mower in the neighborhood at the age of 12. He followed his passion for landscaping and graduated from the University of Illinois with a degree in Landscape Architecture. Howard has experience in commercial projects, large residential projects, highway projects and single family homes. He has been in the industry for 45 years specializing in single family homes in the north shore in all aspects from design/build to maintenance.

Paul Collins, Technology Consultant

Paul has both a Bachelor of Science degree in Computer Science as well as an M.B.A. He has provided technology support for the company since 2005, and has worked with the company to build and maintain its technology infrastructure. Paul has extensive experience in workstation, networking, security, and applications support, and excels at their support and alignment with the business needs of the company. Paul has worked in a number of different environments, including for-profit and non-profit organizations, and has wide-ranging experience in a number of technology deployments.

Greg Roos, Certified Landscape Technician (CLT), Purchasing Manager

In 1994, Greg began his career with Bertog Landscape Co. as an Installation Foreman. Over the years, Greg has trained numerous laborers, and as a result of his exemplary teaching, several of these laborers have become foreman.  Since the year 2000, Greg has been a CLT committee member, and acted as a site coordinator. He is also a member of the I.L.C.A. Leadership Council, and has been a Certified Interlocking Concrete Paver Installer since 2005.

Jose Martinez, Construction Manager

Jose started with the company in June of 2000. Over the years, Jose has become one of our most accomplished leaders in the field and his attention to detail and work ethic are of the highest quality. He has been promoted from a laborer to foreman, and most recently, a Construction Manager. Jose enjoys interacting and training the crews in the field. His strong character and dedication to quality work will help continue his development as an integral part of Bertog’s Management Team.

Jose Rodriguez, Maintenance Manager

Jose began his career at Bertog Landscape Company as a laborer and has been with the company since March of 1999. He has worked his way up the ranks and is currently the maintenance manager. Jose works closely scheduling crews and in account supervision. In addition, Jose assists with the interviewing and hiring of our staff for the maintenance crews. He is also in charge of coordinating personnel for our snow program.

Armando Arroyo, Maintenance Supervisor

Armando started his career with Bertog as a laborer back in March of 2004, and very quickly displayed leadership qualities that he uses today in his role as a maintenance supervisor. Armando works closely with Jose Rodriguez with account supervision and helps manage our crews in the field. Armando is also an account supervisor during snow events.

Jose Escobedo, Fleet Manager

Jose joined our team in 2008 and brings over 14 years of vast experience and training in the automotive industry. He is A.S.E. (Automotive Service Excellence) Certified and I.M.A.L.CA. Certified (International Mobile Air Conditioning Association). Jose received his Associate’s Degree at Oakton Community College. He has earned numerous awards, such as, the A.T.A. Award (Automotive Technology Apprenticeship) and Outstanding Achievement Awards for over 140 hours of advanced training. He has completed courses for over 240 enhanced emissions, arsenal diagnostics and engine performance He is also EPA certified. Jose oversees the maintenance and repairs of our entire fleet, as well as, training and supervision of our mechanics.

Todd Fisher, Account Advisor

Todd has over 20 years experience in the landscape industry. As a former landscape business owner, he is passionate about providing the highest level of customer service to our clients, and helping them make great decisions on enhancing each property. Todd manages and oversees both residential and commercial accounts for maintenance, enhancements, and additional projects.

Kathy Hoellerer, Administrative Assistant

Kathy has 12 years of administrative assistant work in the heating and cooling/construction industry, she looks forward to getting to know our customers at Bertog Landscape - customer service is her top priority. Kathy is responsible for customer service, accounts payable, receivables and billing. When Kathy is not at work she enjoys spending time with her family, 3 adult children, boyfriend and 3 lb. Chihuahua.

Robert Milani, Senior Landscape Architect

Robert joined our team in June 0f 2019.  He is responsible for directing innovative, creative design solutions and corresponding sales development by identifying, pursuing and fostering new business development relating to company ideals while maintaining status as "Green Industry" leader.

Susan Ryba, Account Adviser

With over 15 years in the landscape industry, Sue enjoys working with commercial and residential clients helping them meet all of their landscape needs. Whether it’s designing planting beds for updated landscapes, making plant recommendations, or creating annual color recommendations, Sue is determined to find unique solutions for each of their properties. A graduate of Southern Illinois University, Sue has a background in Marketing, Business and Horticulture and came to Bertog after owning her own Landscape Design business where she was able to combine her business and horticulture experience. Sue is married with twin teenage boys who keep her very busy in her free time.

Stephen Carlin, Lead Designer & Account Advisor

As a landscape designer for over 10 years, Stephen has a growing passion for the landscape industry and residential design/build. A graduate from the University of Illinois with a horticulture degree, the process of working with a homeowner from conceptualization to implementation is what provides Stephen the greatest satisfaction. Stephen strives to achieve the requests of each client while presenting unique designs. He is married to his high-school sweetheart and spends his free time with his wife and young son.

Cheryl Mart

Cheryl joined the Bertog team in December 2020 as our in-house accountant. She graduated from Indiana University, and has over 30 years of accounting experience working in various corporate industries. She has an eye for details, and is result driven. Cheryl is married and has 2 adult children that she adores. In her spare time she enjoys exploring restaurants in the Chicagoland area, as well as attending various Chicago sporting events.