© Enviro-Master Services 2017

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Who We Are
Meet Our Leaders
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Pat Swisher founded Swisher Hygiene in 1983.  In 1994, he went on to become Forbes Up and Coming Entrepreneur,  as well as becoming a top Semi-Finalist for Ernst & Young’s Entrepreneur of the Year, and given The Distinguished Alumni Award Appalachian State.  In 1995 he was awarded Top Entrepreneur by Success Magazine.  As the CEO of Swisher Hygiene, he was voted as one of the Top 100 Franchises in the world by Entrepreneur Magazine for 5 consecutive years.  He is now the CEO and founder of Enviro-Master Services, which has acquired ownership of Swisher Hygiene. He graduated with a BS from Appalachian State.

Chairman & CEO

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Founder and Managing Partner of Gaston Capital Partners LLC., Michael McMahan was appointed to serve on Enviro-Master’s Board of Directors.  He is a top-ranked financial adviser in the Charlotte Business Journal, and was voted one the top 100 independent financial advisers in the country by Barron's. A U.S Army Veteran, he was awarded a Silver Star, a Bronze Star and the Air Medal for his outstanding service.  He graduated from UNC Chapel Hill, BA with Honors in Economics and a Masters degree Public Administration.

Managing Partner / Board of Directors


David Robb is the President and COO of Gaston Capital Partners. LLC.  David has previously worked in financial services, as well as manufacturing and technology companies.  In addition to serving on many Boards in the Gaston funds, he is also a director of the Humane Society Legislative Fund and the NC Zoological Society. He holds a BA in Business Management from North Carolina State University and an MA in Economics from Duke University. 

Managing Partner / Board of Directors


Tod joined Enviro-Master in 2015.  A former Swisher Hygiene franchisee, Tod has 25 years of experience in the hygiene and chemical business.  In 1991, Tod bought the Swisher franchise in Tallahassee, Florida.  After selling his franchise in 2004 to H. Wayne Huizenga, Tod stayed on as an employee.  During his tenure he held many positions where he was responsible for over 1,000 field sales and service employees.  Tod is an active church member and avid offshore fisherman.  He graduated from The University of Florida with a B.S.B.A. where he majored in Finance and Economics.  

Chief Operating Officer / Board of Directors