Managing Principal | Senior EHS Risk Consultant & Industrial Hygienist

Jason Pitzer is the Founder and Managing Principal of Northern Ridge Services, bringing eighteen years of experience leading regulatory compliance, industrial hygiene, and operational risk initiatives across industrial, oil & gas, and large-scale facility environments. He provides strategic oversight of compliance frameworks, enterprise safety programs, and risk mitigation strategies aligned with OSHA 1910 and 1926 standards. His operational experience includes supporting projects and compliance initiatives associated with federal agencies such as FEMA, TSA, FBI, GSA, the Department of Veterans Affairs (VA), the U.S. Food and Drug Administration (FDA), and the U.S. Marshals Service. As firm leader, Mr. Pitzer directs capture strategy, client engagements, and technical execution to ensure defensible, performance-driven outcomes for industrial, construction, healthcare, and federal clients.

Quality Control Advisor | Senior Industrial Hygienist

Frank Fitzpatrick brings over 45 years of executive-level experience in industrial hygiene and environmental health leadership. As President of WorkWell Associates and Co-Founder of Apex Environmental, he led nationally recognized ES&H consulting operations supporting federal agencies including NASA, DHS, DOJ, DOE, and GSA. His expertise spans exposure assessment, indoor air quality investigations, hazardous materials management, and large-scale regulatory program oversight. In collaboration with Northern Ridge Services, he provides senior-level technical oversight and quality assurance to ensure defensible, high-standard industrial hygiene solutions.

Senior Industrial Hygiene & Risk Advisory Consultant

Celia A. Booth is a nationally recognized occupational health and risk management executive with over 45 years of experience in industrial hygiene, enterprise safety governance, and regulatory compliance. A Certified Industrial Hygienist (CIH), Certified Safety Professional (CSP), and Fellow of the American Industrial Hygiene Association (FAIHA), she represents the highest tier of professional credentialing within the occupational health and safety field. Ms. Booth has held senior leadership roles including Vice President of McCaffery & Associates and Director of Risk Management for Gannett Company, a Fortune 200 organization where she oversaw global safety, compliance, and litigation strategy for more than 50,000 employees. A retired U.S. Navy Captain and FEMA Safety Cadre Reservist, she brings extensive experience across federal, industrial, maritime, and healthcare environments. In collaboration with Northern Ridge Services, Ms. Booth provides senior-level industrial hygiene expertise, technical oversight of exposure assessment programs, project development guidance, and quality assurance leadership to ensure defensible, technically sound, and well-managed safety and health initiatives.

Ms. Pitzer is a safety specialist with twenty years’ experience in safety and health. She specializes in environmental, safety, and health-related facility inspections and audits. Primary focusing on risk analysis within school buildings and large-scale manufacturing facilities. She performs site inspections, identifying areas of OSHA, NFPA, ADA, EPA, and other potential concerns. She also develops and conducts policies and training on OSHA and EPA standards.

Mr. Davis is a regulatory compliance professional with twenty-eight years of experience conducting in the field auding and inspections. His primary focus is in FDA compliance (Better Process Control, Retail Food Standards, and Food Code) and inspections. He also oversees public health programs such as clinical, environmental community health, and threat preparedness. Mr. Davis also has experience in onsite sewage disposal systems and private water systems.

Ms. Russo is an environmental and health and safety professional with over eight years’ experience in industrial hygiene and environmental remediation project management. She specializes in petroleum and lead remediation; health and safety; policy and health & safety plan development; and report writing.