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Board of Directors

SIMA Board of Directors 2018-2019

The Board of Directors is comprised of general and supplier members who are snow and ice industry professionals. The Board is responsible for setting SIMA's strategic direction.

SIMA Governance Policy Manual

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Carl Bolm, CSP

Carl Bolm, CSP, owns and operates 4 companies in the St. Louis Metro Area. BSR Services is a “snow-only” business that focuses on snow-specific commercial property service. As an industry leader, the company has more than 500 team members and uses state-of-the-art equipment, methods and expertise. Carl oversees all strategic processes involved with operating the proactive risk management business. BSR Services received the "Excellence in Business" award from SIMA in 2007 and 2011, and Carl was recently awarded the title of CEO of the Year 2014 by Snow Business magazine. He has been an active member and volunteer with SIMA for many years.

Immediate Past Chair

Doug Knott

Doug Knott, CSP

Doug Knott, CSP, is the owner of Knott's Land Care, LLC in Amherst, NH. He is a past Chair of SIMA's membership committee and a member of the certification committee. Doug joined SIMA in 2008 and has been active ever since. Doug was awarded SIMA's Volunteer of the Year Award in 2011. He has a B.A. from Magdalen College and MBA from the University of New Haven. Doug is an active Rotarian and a member of his local Planning Board.

Vice Chair

Headshot image of Laura Ingram

Laura Ingram, CSP

Laura Ingram, CSP, is the Director of Operations at Ingram Enterprises, Inc. The company is one of the oldest, largest and most experienced professional snow removal contractors in the Chicagoland area. Laura worked as a high school math teacher before deciding to join her father's company, which she will one day take over. Laura is also the Immediate Past President of her local IFMA chapter and has been on their Programming Committee since 2011. She was also on BOMA's Associate Committee in 2012. Laura was also voted "Associate Member of the Year" by her local IFMA chapter in 2012 and 2013. 


BOD Photo

Wayne Michalak, CSP

Wayne Michalak, CSP, is the President/Owner of The Greener Side, Inc., in Inkster, MI. Wayne has been working in the green and snow industry since 1988 and founded The Greener Side, Inc. in 1993. He has volunteered his time to be a Deacon at his church, is a member of the Michigan Green Industry Association and has been a speaker at SIMA educational events. 


Mark Arthofer

Mark Arthofer, CSP

Mark Arthofer, CSP is the President of Skyline Construction located in Dubuque, IA. In addition to commercial snow and ice management services, Skyline Construction provides a variety of exterior services such as lawn care, concrete installation, power washing, trucking and parking lot cleaning. Skyline has been a SIMA member since 2012, with Mark achieving his CSP designation in 2016.


Rick Huffman

Rick Huffman, CSP

Rick Huffman, CSP, is the President of HLM Property Management in Rome, OH and is the past chair of SIMA's Education Advisory Board. Rick attended Ohio State University for sports turf management and earned his Certified Snow Professional designation in 2005. Rick is an active outdoorsman and dedicated community volunteer. 


Pic_Paul Vanderzon

Paul Vanderzon, ASM

Paul Vanderzon is a sales representative for Metal Pless Inc and co-owner of Deneigement Vanderzon, he has 34 years of experience in the snow industry.  He is an active member of SIMA sitting on the Outreach Advisory Committee, is a SIMA Advisor, and Ambassador. In 2010 Paul Vanderzon was honoured with the SIMA Volunteer of the year award and through his other company, Entreneige, organized the largest snow only tradeshow in Canada.


Kent Peddie, CSP

Kent Peddie, CSP, owns and operates Precision Snow Removal in Ottawa, Ontario. He was looking for a summer job while at university and decided to start his own hardscaping company in 1992.  Pressed by an employee looking for year-round work, he began snow plowing a few years later. Precision now specializes in challenging residential, condominium and small commercial properties and utilizes a fleet of 30 skid-steer loaders as well as tractors, plow trucks and dump trucks.

Kent has served on SIMA's Outreach Committee and has also volunteered many hours assisting onsite for events throughout past Symposiums. Precision was a recipient of the Safety Award in 2012, 2013, 2014, 2015 and 2017. Kent also served as a board member for Landscape Ontario - Ottawa Chapter and the Ottawa Snow Contractors' Association. 



Jonathan Crandall, CSP

Jonathan Crandall, CSP is the Chief Visionary of JC Grounds Management, a commercial landscaping and snow removal management company in Danvers, MA. Jonathan entered into the world of entrepreneurship 21 years ago; starting the company in high school mowing neighborhood lawns. As the years went on, the company evolved as commercial only and snow service focused. Jonathan is motivated to continue to grow and learn which has been exhibited through his involvement in organizations such as Entrepreneur’s Organization, serving as the Boston chapter president in 2011-12. He is also an active member of Strategic Coach, SIMA, ASCA and multiple industry mastermind groups. He has dedicated his time to furthering his knowledge in the snow industry science, and constantly looking for ways to improve efficiency, incorporate new technology, and better serve his customers, as well as, how to scale processes to a larger sized organization.  


Chris Marino

Christopher Marino, ASM

Christopher Marino ASM, is Chief Visionary of Xtreme Snow Pros, a commercial snow only management company in Northern NJ. He has dedicated his career to improving the snow management industry and he is always incorporating the latest technology to make his business as efficient as possible. Chris enjoys speaking at events and brainstorming business ideas with his peers. 


Debora  Babin Katz

Debora Babin Katz

Debora Babin Katz is vice president of TrucBrush Corporation in Easton, MA.   As a member of SIMA since 2005, she is passionate about the snow service industry.  A graduate of Babson College, Debora is an entrepreneur, published writer and an expert in business development and marketing.  In 2015, she received the SIMA Volunteer Award for ten years of commitment to the organization including chairing the editorial advisory committee of Snow Business Magazine.