The people who serve the people who serve our customers.

Our leadership is driven to create an environment for our team that empowers each member to perform at the highest possible level.

Steven Tomlinson

Managing Partner

Steven grew up in Waycross, Georgia and graduated from the University of Georgia. When he founded Level Seven in 2012, he formed a company culture that emphasizes “enjoying what we do every day”—one of our most important core values. When Steven’s not at work, he loves being outdoors and spending time with his family.

Dave Hollister

Managing Partner

Dave grew up in the metro Atlanta area and graduated from the University of Georgia. He has over twenty years of experience in the service field, including more than fifteen in the landscaping industry. Outside of work he spends time with his family, plays golf, and is an avid Georgia Bulldog fan. GO DAWGS!

Margo Williams

Director of Business Administration

Margo grew up in Ithaca, New York and graduated from Agnes Scott College. She brings ten years of Financial and Human Resource experience to Level Seven. Outside of work she enjoys spending time with her family and watching sports.

Schalk Van Rensburg

Director of Operations

Schalk was born and raised in South Africa. He moved to the U.S. in 2015 to be closer to his wife’s family in Georgia. Schalk graduated from the University of Stellenbosch and worked as a corporate attorney in Johannesburg before joining Level Seven in June 2016. Outside of work, he loves camping and is a passionate amateur foodie.

Rene Gonzalez

Operations Manager

Rene hails from Maracaibo, Venezuela where he founded and grew a manufacturing company from the ground up until he sold it prior to joining Level Seven. When he’s not overseeing our stadium operations, Rene enjoys time on the golf course where he recently recorded his first ever hole-in-one.

Sam Mitchell

Senior Business Development Manager

Sam grew up in Atlanta and graduated from Armstrong Atlantic State University in Savannah. He has over 15 years of experience in sales. When he’s not out developing new partnerships with local businesses, Sam enjoys spending his time with family and listening to music—especially if it’s live.

Miguel Martinez

Operations Manager

Miguel grew up in Los Angeles, where he worked in in the commercial cleaning industry for 10 years. He managed several large accounts such as ARCO Tower, Bank of America Plaza, Staples Center, and more. Miguel served as a missionary in Mexico for 15 years, helping people grow in all aspects of their lives to realize their fullest potential.

José Guevara

Assistant Operations Manager

José was born and raised in El Salvador. He moved to the U.S. in 2005 to finish his academic studies. For many years he attended school during the day and worked nights and weekends as a janitorial supervisor. José brings over 14 years of janitorial experience. Outside of work he loves to travel with his family and play soccer.

Winfred Shelley

Operations Manager

Growing up in a military family, Winfred lived in Washington, South Carolina, Virginia, Florida, and as far as Turkey—but he calls Jacksonville, FL his hometown. After graduating from FSU, Winfred earned an MBA in finance. He has over twenty years of experience in retail, finance, and IT sales. Winfred loves spending time with his family and playing basketball.

Daniel Higgins

Accounts Manager

Daniel grew up in Queens, New York and graduated from Shorter University. He brings years of management and leadership experience to Level Seven. Outside of work he enjoys spending time with family, connecting with his 2 sons, and playing basketball.

Ana Rich

Human Resources Coordinator

Ana grew up in Larchmont, NY before moving to Atlanta in 1991. She has spent the last 15 years working in the commercial and residential construction industries, bringing her experience in payroll, accounting and human resources to Level Seven. In her spare time Ana enjoys spending time with her family, writing, painting and creating spreadsheets (that’s not a misprint!).


We make your job easier.

We manage the process. We handle it all—including spotting potential problems and fixing them before you even know about them.

We continually improve process and technology.

Our team is always aware of your property and our work. They use data to monitor their own performance for accountability. 

We keep to the highest health and safety guidelines.

We meet or exceed all regulations. We quickly adapt processes in response to outbreaks or other changes. Learn more.

We’re Atlanta based.

Our management is hands-on. The whole Level Seven team is dedicated to superior service and we’re always in close touch with our customers. Learn more.