Numa, the world’s leading drilling technology provider, has announced the appointment of Mark Stickney to the position of Chief Financial Officer. Mark will succeed Joe Tokarz, who served as CFO for over 30 years and retired in April 2019.

Mark is a finance leader with a proven track record of driving performance and process improvements in highly diversified manufacturing businesses. He brings over 25 years of top level financial experience and leadership to the organization.  This is Mark’s second stint with Numa as he was previously a Senior Cost Accountant for the company in the late 1990’s.

“We are very pleased to welcome back Mark as our new CFO,” said Numa President, Ralph Leonard. “Mark’s past experience with Numa and his deep expertise in operational finance makes him uniquely qualified for this role. We look forward to him joining our leadership team and helping us execute on our growth plans while maximizing profitability.”

Prior to joining Numa, Mark served in various finance and accounting management roles for Saint-Gobain Ceramics & Plastics, Inc. (Euronext: ISIN FR0000125007), a multinational corporation that produces a variety of construction and high-performance materials. In his most recent role, he was Director of Finance Worldwide where he supported a multi-million dollar manufacturing division with multiple global locations. His responsibilities focused on business outcomes and efficient and effective business processes. He holds both a MBA and Bachelor’s of Science in Accounting from the Nichols College.

“I’m very excited to re-join Numa,” Mark stated. “Numa is well known for its industry-leading products and service, which make it possible for its customers to quickly solve complex drilling challenges. I look forward to applying my experience to help drive growth and profit for the business.”


Numa is the world’s leading drilling technology provider, dedicated to ongoing product innovation and results-oriented consistency. We’ve built a strong legacy of high quality, U.S. made DTH hammers and bits for drilling holes 3½ -50½ inches (89 -1283 mm) in diameter. With over 100 DTH hammer and bit products serving 11 different industries, our products are capable of drilling vertical, horizontal, and reverse circulation holes in hard rock and unconsolidated formations.