Mark Sefcik

CEO Board Director @Sensience

Columbus, OH, US
MOBILE NUMBERS
+12•••••••79

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WORK HISTORY

Sep 2025 — Present

CEO Board Director @Sensience

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Columbus, OH, US

A global manufacturer of highly engineered sensing, control, and sealing components, Sensience delivers mission-critical protection and valuable data for a wide range of systems, including appliances, heating, air conditioning, and refrigeration units, industrial process equipment, and motor vehicles and aircraft. We combine our broad portfolio of proven products with deep engineering expertise and exceptional customer support. This enables us to deliver the technologies, capabilities, and creative solutions that help customers innovate with greater certainty. Ownership: One Rock Capital Partners.

EDUCATION

1995 — 1997

Harvard Business School

Master of Business Administration (M.B.A.), Business Administration and Management, General

1989 — 1990

Brigham Young University

M.S., Mechanical Engineering

1985 — 1989

Brigham Young University

B.S., Mechanical Engineering

SKILLS

Lean ManufacturingContinuous ImprovementThought LeadershipHydraulicsSupply Chain ManagementAutomotiveCost ReductionInternational BusinessInternational SalesProcurementGlobal SourcingTurn Around ManagementKaizenTalent DeveloperMarket IntelligenceContract NegotiationStart-UpsNegotiationExecutive P&L ManagementKey Account ManagementBusiness DevelopmentFmeaInnovation Management5sSupply ChainNew Revenue GenerationManufacturing EngineeringPro EngineerLeadershipMergers & AcquisitionsDesign for ManufacturingLogisticsNew Business DevelopmentProduct DevelopmentDue DiligenceChange ManagementMarket Share GrowthSales ManagementPurchasingValue Stream Mapping

ABOUT MARK SEFCIK

My expertise is to dramatically improve businesses by developing high performing teams and making large positive impact on customer relationships, sales, business processes, as well as dramatic cost reduction. With unique dual master’s degrees in mechanical engineering and business (the latter from Harvard Business School), I recognize and act upon opportunities for market growth around the globe for companies in the automotive, manufacturing, mining, energy, construction, and agricultural industries. Through M&A, new product development, cost reductions, penetration of new verticals, and strong relationships with Fortune 500 customers, I ensure their success now and in the future. A few career highlights: ​INCREASED EBITDA: Grew EBITDA from $59M to $$95M in two years through an improved revenue profile, operational excellence, strategic price increases, and new products. INCREASED REVENUE: Grew revenue from $275M to $450M with strong double-digit growth in emerging markets, transitioning from product- to customer-focused. INCREASED SALES: Built automotive from $0 to $30M/year sales in 5 years—now valued $200M+. MERGERS & ACQUISITIONS: Drove multiple strategic M & As, including $30M acquisition and $65M merger. COST IMPROVEMENTS: Secured 25% product design cost improvements, 30% overall engineering cost reduction through product redesign.With my dedication to adding value at all levels and to mentoring tomorrow’s leaders, I prepare companies to move forward from a solid base of technology, market, and innovation dominance. Please feel free to email me directly so we can talk- Mark S••••••••@gmail.com

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