Leadership With Ethics & Integrity

Meet The Team

Charlie Spencer 2021
Charlie Spencer

President and CEO

Mr. Spencer has over 35 years of management experience in the facility service industry.

One of the founders of HES Facilities, LLC in 2020, he was immediately named the CEO and President. In November 2020, HES acquired Clean-Tech and its long history of exceptional service to be the platform for commercial and industrial services nationwide.

Prior leadership positions include 12 years of executive-level management with GCA Services Group/ABM, where he led various aspects of sales and operations. Most recently, he served as Executive Vice President at ESS, where he had a significant role in M&A activity, forecasting, contract negotiations, and pricing strategies for this substitute teacher and paraprofessional industry-leading company.

Charlie resides in Knoxville, Tennessee, and is a 1986 graduate of the University of Tennessee with a bachelor’s degree in Economics.

David Makar 2021
Dave Makar

Chief Financial Officer

Mr. Makar has a CPA and several years of experience in the financial management area. Prior management positions include over five years with a national industry leader in facilities services, where he led many aspects of the finance organization.

David graduated summa cum laude from Kent State University with a bachelor’s and master’s in accounting.

Jonathan Campbell 2021

Executive Strategic Advisor

Jonathan Campbell carries a strong personal commitment to service excellence and creating platforms where our ladies and gentlemen are valued and empowered. 

His strategic vision focuses on constantly adding value for the customers we serve and growing the business in a controlled manner with selected institutions that share common values and desire a true collaborative partnership.

Prior to his current role, Jonathan worked with Ritz-Carlton Hotel Company for 14 years. He became the youngest General Manager in the company’s history and won the Malcolm Baldridge Quality Award in 1992 and 1999.

Jonathan is a graduate of Huddersfield University, earning a Bachelor of Science with Honors. He represented the US National Rugby Team from 1994 to 1997, including participation in the Rugby World Cup.

Tod Eskra 2021

Senior Vice President – Sales and Marketing

Tod Eskra has built his career around successfully leading the sustained growth and profitability in some of the world’s most widely recognized organizations, including ADP and Enterprise Holdings, Inc.

With more than 20 years of in-depth and broad-based experience with executive leadership, sales management, employee development and financial management of a portfolio over $300M in annual revenues.

Tod’s most recent role was President of Transportation Services Company, a subsidiary of Student Transportation of America, Inc., one of the largest student transportation companies in North America. His ability to maximize employee potential, coupled with his wealth of operational and commercial knowledge, promotes innovative solutions and creates value.

Tod holds a Bachelor of Science, Accounting from the University of Missouri.

Steve Golson 2021

Senior Vice President

Mr. Golson has over 30 years of experience in facilities management and has held key leadership positions with three of the largest and most successful national facilities services firms. He has broad experience in managing operations in K-12 schools, higher education, and commercial facilities across a wide geography.

As an HES investor, Stephen also has the unique experience of having grown up in a family of public-school administrators and teachers. He has most recently served as the Principal and CEO of a private security services firm as well as the Principal of a land management company.

Stephen graduated from Texas State University with a bachelor’s degree in Liberal Arts.

Billy Murphy 2021
Billy Murphy

Vice President

Billy Murphy has over 30 years of experience in the facilities management industry and has held executive leadership positions with national facility service companies for the last 15 years.

His strengths in building strong operational teams, as well as years of executive experience in sales, have helped to build national recognition with companies across the country.

Billy is a strong business development professional with a bachelor’s degree in Business Management and Economics from Carson Newman University in Jefferson City, TN. He has successfully built his career by focusing on employee development, customer satisfaction, and meeting company goals and standards.

Billy has strengthened his management skills with certifications such as Registered Building Service Manager (RBSM), as well as dual certifications with BOMI to include Facilities Management Administrator (FMA) and Real Estate & Property Administrator (RPA).

Bryan Jolley 2021

Vice President of Facilities, Operations & Maintenance

As Vice President of Facilities, Operations & Maintenance, Bryan is responsible for facility maintenance and operations across the country.

His expertise includes training, workflow and operational systems design, safety, energy management and equipment utilization.

Bryan is a trusted and seasoned operations and facilities leader with more than 20 years professional industry experience. He holds the Educational Facility Professional (EFP) and the Facility Management Professional (FMP) designations.

Bryan is a graduate of Brigham Young University with a bachelor’s degree in Facility and Property Management and an MBA from Baylor University.

Ryan Thomson 10112021

Vice President of Business Development

Ryan brings over 20 years of business development experience to the team, with many of those years spent in facility services. He has demonstrated expertise in bringing value-added solutions to customers from a wide variety of industries.

Ryan enjoys working with clients to build integrated facility management programs that improve conditions while maintaining budgetary demands.

Ryan is responsible for developing, maintaining, and growing relationships with key clients through leadership, strategic planning, and execution of client-specific strategies, and implementing operational plans to align with clients’ needs and objectives.

Ricardo Moreno 2021

Vice President of Human Resources

As Vice President of Human Resources, Ricardo Moreno is responsible for oversight and promulgation of Clean-Tech’s culture, mission, and values, as well as talent acquisition and compliance.

Our goal is to promote a safe, respectful, and nurturing environment that fulfills and engages our team members.

Ricardo has held human resources leadership roles for more than 25 years in a variety of service-related industries. These varied leadership experiences with organizations like Hyatt Hotels, Sea World/Busch, United Healthcare, and others provide considerable depth to draw upon for the achievement of Clean-Tech’s goals.

Ricardo is a native of Bogota, Colombia, where he received his bachelor’s degree in Hotel Administration from El Centro Nacional de Hoteleria.

Cheryl Stelter 10112021

Director of Safety & Risk Management

Cheryl Stelter has worked in manufacturing in both quality and EHS for over 25 years. She has extensive experience with industrial safety, worker’s compensation, and design and delivery of OSHA training topics. Her focus is on illness and injury prevention in the workplace as well as at home, and focuses on partnering with team members to identify hazards and risks, and the means to eliminate them or safely work around them. Cheryl has completed OSHA-30 hour training and continues to stay updated on specific safety and regulatory issues and concerns.

Clean-Tech’s customized training and education materials center around proactive awareness and reinforcing behavioral habits. From key control and building access to indoor air quality and cleaning for health, Cheryl’s role supports enhancing the campus working environment.

Our team views itself as an extension to our customers’ safety and emergency plans and understands the importance of the role our team members play in maintaining and supporting these plans.

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Ms. Cameron has an MBA and over 25 years of experience in financial management, strategic planning, and business intelligence.

Prior management positions include senior finance roles with Fortune 500 companies such as Travelers and Marsh & McLennan.

Kendra graduated cum laude from North Central College with a bachelor’s in Accounting and received her EMBA from the Kellogg School of Management.

Sales Management

The Clean-Tech Management team encompasses a unique group of visionary leaders.  They are committed to excellence, inspiring creativity and innovation across our business nationally, and delivering value – positioning Clean-Tech for the future.