Kristen Panella CSP, MS, CHO, CSC
President & Founder

Kristen is a recognized leader in environmental compliance, occupational safety, and risk management with more than 25 years of industry experience. With a strong foundation in geology and environmental management, he has supported organizations across the United States on complex environmental and safety initiatives. Kristen holds multiple professional credentials, including Certified Safety Professional (CSP), Chemical Hygiene Officer (CHO), NYSDEC Certified Class A/B Operator, and NYSDOL Certified Safety Consultant under Industrial Code Rule 59 and 60. 

At 2SAFE, Kristen oversees EHS services for clients, providing expert guidance on OSHA compliance, hazardous waste management, asbestos, lead, mold, and medical waste disposal. He regularly advises organizations on navigating regulatory challenges involving construction, insurance, real estate, budgeting, and operational risk. Kristen serves as 2SAFE's Principal Trainer for EPA and OSHA regulations and is an OSHA Authorized Trainer. He has delivered hundreds of HAZWOPER courses and thousands of OSHA safety training sessions nationwide. 

Krzysztof Diduch, CSP,  MS
Vice President

Krzysztof  brings over 10 years of experience in EHS, with specialized expertise in industrial hygiene and safety management systems. Krzysztof holds multiple professional credentials, including Certified Safety Professional (CSP), Certified Healthcare Safety Professional (CHSP), and a Master of Science in Public Health with a concentration in Industrial Hygiene. 

At 2SAFE, Krzysztof oversees safety operations and manages the firm’s safety professionals, working closely with clients to develop and implement effective environmental health and safety strategies. He is recognized as a subject matter expert across a wide range of regulatory areas, including hazardous waste management, fire safety, powered industrial trucks, chemical safety, and laboratory safety. He brings broad experience working with federal, state, and local regulatory agencies, including OSHA, EPA, DEP, DEC, the New York City Department of Health, and county agencies throughout New York, as well as supporting compliance efforts across the United States and internationally.

Marissa Walters
HR Manager

Marissa serves as the Human Resources Manager at 2SAFE, supporting the company's people, processes, and day-to-day operations. 

At 2SAFE, Marissa plays a key role in the employee lifecycle, assisting with recruiting, candidate coordination, onboarding, benefits administration, employee documentation, and new hire orientation. She also supports employee engagement initiatives, coordinates regular employee check-ins, assists with performance management processes, and helps ensure company policies and HR procedures are implemented consistently. She coordinates company communications, manages office operations, assists with payroll and expense administration, prepares training documentation, supports client compliance needs, and maintains company marketing materials, including website content and social media.

Alyssa Williams, MS, ATC
Safety Manager

Alyssa holds a Master of Science in Biomedical Engineering from New York University and a Bachelor of Science in Athletic Training from Sacred Heart University. She is OSHA 30–certified, an HSI Level 2 CPR/AED Instructor, and a Board of Certification (BOC) Certified Athletic Trainer. She brings a data-driven, collaborative approach to safety and is committed to helping clients build sustainable and proactive safety cultures.

At 2SAFE, Alyssa manages EHS programs for multiple clients, providing hands-on support through inspections, audits, job hazard analyses (JHAs), incident investigations, and safety program development. Alyssa’s areas of expertise include hazardous waste management, ergonomics, root cause analysis, safety committee facilitation, and employee training. She regularly delivers safety training programs, including HAZWOPER, CPR/AED, First Aid, Lockout/Tagout (LOTO), Confined Space, Personal Protective Equipment (PPE), and ergonomic awareness, supporting both regulatory compliance and employee engagement.

Dan Sondgeroth, CSP, MS
Safety Manager

Dan has expertise in regulatory compliance, audit preparation, and on-site safety program management. He holds a Master of Science in Emergency Management from CUNY John Jay College of Criminal Justice and is certified as an Associate Safety Professional (ASP).

At 2SAFE, Dan partners with clients to develop and implement comprehensive EHS programs that strengthen safety culture and ensure OSHA compliance. Dan is also one of 2SAFE’s primary Powered Industrial Vehicle (Forklift) trainers and has delivered 40-hour HAZWOPER instruction. His additional experience includes construction site inspections, evacuation mapping, fit testing, and customized safety training programs. Dan provides both on-site and remote EHS support, including Management of Change processes, policy development, Job Safety Analyses (JSAs), committee facilitation, and quarterly safety trainings.

Annosha Mubasher, MS
Safety Specialist II

Annosha brings a strong academic and technical background in environmental and occupational health. She is currently pursuing a Master of Science degree in Environmental and Occupational Health at the CUNY Graduate School of Public Health and Health Policy. 

At 2SAFE, Annosha supports a wide range of industrial, construction, commercial, and institutional clients through field safety audits, facility inspections, and regulatory compliance evaluations. She assists in the development of written EHS programs, job hazard analyses (JHAs), and gap analyses, translating regulatory requirements into practical, site-specific solutions. Annosha brings hands-on experience in industrial hygiene monitoring and air sampling, including indoor air quality assessments and the use of direct-reading instruments. She also supports hazardous waste and universal waste compliance inspections and prepares detailed documentation to support regulatory defensibility and client reporting. 

Erick Rosa
Safety Specialist II

Erick brings a diverse background in workplace safety, regulatory compliance, and laboratory analysis, with experience supporting clients across manufacturing, construction, commercial, and industrial environments. Erick is OSHA 30-Hour and Site Safety Training (SST) certified and is trained in CPR, AED, and First Aid. He is committed to helping clients build proactive safety programs, reduce workplace risk, and maintain regulatory compliance through practical training, thorough inspections, and hands-on safety support.

At 2SAFE, Erick conducts comprehensive safety audits and inspections, performs camera observation reviews for client operations, assists with accident and injury investigations, and develops safety policies and written programs to support OSHA compliance. He also facilitates new hire safety orientations, delivers toolbox talks, and provides training on a variety of workplace safety topics, including Fire Safety, Lockout/Tagout (LOTO), and Machine Guarding. As one of 2SAFE's Spanish-speaking trainers, Erick delivers bilingual training to help clients effectively communicate safety expectations to diverse workforces. 

Justin Shade
Safety Specialist

Justin brings a strong academic foundation in environmental health, public health, and sustainability, with research experience focused on environmental risk assessment, exposure analysis, and population health. He earned a Bachelor of Science in Global Public Health and a Bachelor of Arts in Sustainable Systems from Binghamton University, and has completed coursework toward a Master of Healthcare Administration at Columbia University's Mailman School of Public Health. He is OSHA 30-Hour General Industry certified and is proficient in R, Python, ArcGIS, QGIS, and Google Earth Engine. 

At 2SAFE, Justin conducts audits, inspections, and air quality and asbestos monitoring, as well as mold monitoring. Justin specializes in environmental analyses and laboratory work. His work has included engineering and environmental data analysis, GIS applications, and research involving environmental contaminants and population health trends. 

Mayameen Huda
Safety Specialist

Mayameen Huda combines a strong scientific background with experience in regulatory compliance, quality control, and workplace safety. She earned a Bachelor of Science in Biological Sciences with a minor in Psychology from Rutgers University and has supported manufacturing, research, and laboratory environments through safety initiatives, compliance programs, and operational improvements. Mayameen has completed OSHA training, GMP Compliance Training, Food Safety & Sanitation Training, and Laboratory Safety Training. 

At 2SAFE Consulting, Mayameen conducts OSHA-compliant safety audits and job site inspections, assists clients with regulatory compliance initiatives, and develops customized safety training materials. She supports hazard identification, corrective action tracking, and the maintenance of safety documentation and compliance reports to help organizations strengthen workplace safety and maintain regulatory compliance.

Edgar Quezada-Hernandez
Senior Safety Specialist

Edgar Hernandez combines extensive environmental health and safety experience with a strong background in regulatory compliance, safety program management, and workplace safety. He earned a Bachelor of Science in Chemical Engineering from the University of California, Davis, and has supported organizations through OSHA and EPA compliance, safety training, incident investigations, audits, and injury prevention initiatives. Edgar has completed training and certifications in CPR/First Aid, water and wastewater operations, HACCP for Fresh Produce Industries, Pesticide Safety Train-the-Trainer, and agricultural safety.

At 2SAFE Consulting, Edgar provides safety consulting services to clients throughout California, conducts field safety audits and facility inspections, and supports regulatory compliance initiatives. He develops and delivers safety training for construction and general industry, leads incident investigations and root cause analyses, and prepares compliance reports and client documentation to help organizations reduce risk and strengthen workplace safety.