WHO WE ARE
Mark Klotzbach, Sr.
PRESIDENT
Mark F. Klotzbach, Sr. is President of Stryker DES. Mark holds a degree in Civil Engineering from Villanova University and served in the United States Army. Mark has over 40 years of experience in the construction, demolition and environmental remediation industry. He developed and managed global demolition and remediation programs since 1980, completing projects for Fortune 500 companies and governmental agencies including the Department of Defense (DOD) and the Department of Energy (DOE). Mark specializes in plant and selective demolition, dismantlement and decommissioning projects, involving the remediation of regulated and hazardous materials, including asbestos abatement.
Mark Klotzbach, Jr.
VICE PRESIDENT
Mark F. Klotzbach, Jr. is Vice President of Stryker DES. Mark holds a degree in Business Administration/Finance from The College of Charleston. He spent six years working in the financial services in New York. Mark works throughout Stryker’s organization to ensure operational efficiencies.
Joe Eichler
DIRECTOR OF BUSINESS DEVELOPMENT
Joe holds a Bachelor of Science degree in Chemistry from DeSales University and has over 30 years of experience in the environmental management industry. His work experience includes decommissioning and asset recovery, site remediation, and waste reclamation & management. His roles varied from project director, project manager, site project administrator, and business development.
Greg Klotzbach,
CSP, CHST
ENVIRONMENTAL HEALTH & SAFETY DIRECTOR
Greg leads the company's EHS initiatives and has been instrumental in advancing health and safety standards, showcasing our commitment to EHS management excellence. A BCSP Certified Safety Professional (CSP) and Construction Health and Safety Technician (CHST), he brings over a decade of experience in cultivating a culture where safety and well-being are paramount, empowering every employee to contribute. His expertise in regulatory compliance, safety program development, and a wide range of critical EHS areas has significantly reduced workplace incidents and improved employee training programs. Holding a Bachelor of Science degree in Business from Fordham University, Greg is passionate about exceeding safety standards, positioning Stryker as a leader in workplace safety performance.
Chris White
SR. SUPERINTENDENT
Chris White has over 30 years of experience in the environmental and demolition industry. At Stryker DES Chris provides supervision of field-based work. His responsibilities include project set-up, managing Stryker DES field teams, interfacing our clients and involved engineering/regulatory personnel, procuring and managing subcontractors, obtaining/scheduling required materials and equipment, and overseeing operations including quality control and site safety. Chris and his team have won multiple awards for safety such as the Summer Safety Awards for a global aluminum manufacturing client and an award for over 2,000,000 Safe Man Hours for a project safely completed at a refractory brick manufacturing facility.
Sue Catanese
CONTROLLER
Sue holds a bachelor's degree in business management from Shippensburg University. She has over 30 years of experience in corporate financial management across various industries with an emphasis on cost accounting and financial reporting. Sue heads up our accounting/finance team and oversees office operations at our headquarters in King of Prussia, PA.
Chara Law
DIRECTOR OF HUMAN RESOURCES
Chara Law has over 16 years of experience in implementing strategic and successful people-oriented programs for several Fortune 500 organizations and beyond. Her experience in all aspects of Human Resources values putting people first by ensuring Stryker DES’s vital programs are in the forefront of the business. By implementing foundational programs promoting employee growth & development and engagement, our project sustainability and effectiveness increases, while ensuring that our employees’ health & wellness, safety, and happiness is her highest priority.
Karl Klotzbach
DIRECTOR OF QUALITY MANAGEMENT
With over 40 years of experience in the demolition and environmental remediation industry, Karl brings a wealth of knowledge and expertise to his role as Director of Quality Management at Stryker DES. He focuses on integrating quality management systems and practices to enhance operational efficiency and compliance. His leadership ensures our projects meet the highest standards of safety, regulatory, and environmental stewardship.
Jake McCarty
INVENTORY & OPERATIONS SUPERVISOR
As Stryker DES’s longest-tenured employee, Jake McCarty has grown in experience in tandem as the company has expanded. He has over 14 years of experience in the environmental services field, starting at Stryker DES not only on project sites as an abatement supervisor, but most recently heading up our warehouse operations by managing inventory, equipment resource schedules, and project launches.
Carlos Vega
Safety Manager
Carlos Vega is a highly experienced and bilingual safety professional with over a decade of proven leadership in occupational health and safety across industrial and construction environments. As a Safety Supervisor and former EHS Manager, Carlos has successfully developed and enforced companywide safety policies, conducted risk assessments, and led safety audits at job sites throughout the United States. He holds multiple key certifications, including OSHA 30 and OSHA 10 for Construction and General Industry, as well as credentials as a First Aid/CPR/AED Instructor and is Safety Trainer for various operator safety trainings. Carlos’ effective communication at all levels of the organization and his strengths in risk analysis, training, and compliance make him an invaluable asset to any safety-driven operation.
Jim Ahl
Control Manager
With over five decades of experience in industrial construction and demolition, our Controls Manager brings unmatched depth in managing high-risk, multimillion-dollar projects across refineries, LNG facilities, and chemical plants. He has led field operations for major capital projects and plant turnarounds, often supervising hundreds of personnel while coordinating complex subcontractor activities under high-stakes conditions. Throughout his career, he has specialized in construction controls, risk mitigation, and safe execution of tie-ins, plant upgrades, and demolitions. Known for his strict adherence to OSHA compliance and project safety, he has been entrusted as a third-party Construction Manager by major industrial clients.
Mica Kern
Project Manager
Mica Kern has over ten years of experience in asbestos removal and abatement, lead based paint abatement, strategic and surgical demolition, and dismantling operations. His project experience ranges from the abatement and demolition of industrial, commercial, and health care facilities. Mica has a vast history in OSHA demolition practices and asbestos and environmental remediation field practices. He has served as an environmental field expert including project design and work plan development, permitting, project scheduling, and project budgeting.
Omar Dozal
Safety Manager
With a strong foundation in occupational health and industrial safety, Omar is an experienced safety professional with a proven track record in high-risk environments. He has served as a Field Safety Coordinator and Safety Technician in the mining, industrial, and energy sectors, where he conducted site inspections, led safety meetings, and implemented critical health and safety programs in English and Spanish in compliance with OSHA standards. His background also includes overseeing respiratory protection programs, lockout/tagout procedures, fall protection, and scaffold safety protocols playing a key role in maintaining safe work environments and reducing on-site risks.