Brumbaugh-Herrick, Inc. is a full service environmental, occupational health, and safety-consulting firm in operation since 1987. Brett Brumbaugh is the owner and president of BHI and has been working in the environmental consulting field since 1987. He has extensive experience with environmental issues including asbestos, mold, and lead-based paint as well as many other environmental contaminants. He is certified through the National Registry of Environmental Professionals (NREP) and has asbestos & lead certifications in 29 States including Ohio, Michigan, Illinois, Iowa, Indiana, Kentucky, Alaska, Arizona, Georgia, Idaho, Kansas, Minnesota, Missouri, Montana, Nevada, New Jersey, New Mexico, North Carolina, Oregon, Pennsylvania, South Carolina, South Dakota, Tennessee, Utah, Virginia, Washington, West Virginia, Wisconsin, Wyoming. A sampling of our clients includes numerous public school districts, Fortune 500 companies, hospitals, commercial sites, universities, military bases, and industrial facilities. Services provided by BHI in which we have extensive experience, training, and certifications include:• Asbestos - Surveys, Consulting, Management Plans, Sampling, Project Design, Specifications, Project Oversight & Air Monitoring, PCM Sample Laboratory Analyses, and Training.• Lead-based Paint - Risk Assessments, Inspections, Clearance Sampling, and Training.• IAQ and Mold - Indoor Air Quality Testing, Water Damage Assessments, and Consulting.• Environmental Site Assessments - Phase 1 Environmental Site Assessments.• OSHA Consulting - Development of Written Programs, Safety Surveys, and On-site Training. • Industrial Hygiene - Testing and Consulting

Castle Hill Associates was founded to meet the environmental consulting needs of industry and government. Castle Hill holds the following designations:SDVOSB (Service-Disabled Veteran-Owned Small Business)WOSB (Woman-Owned Small Business)EDGE (State of Ohio's Encouraging Diversity, Growth and Equity)City of Toledo WBE (Women Business Enterprise)GSA Contract 899-1State of Ohio Certified VBECastle Hill specializes in asbestos, industrial hygiene, indoor air quality, lead-based paint, environmental contamination, abatement and training. Through experience and continuous training, Castle Hill delivers expertise in the remediation, testing, and field operations required to ensure the safety and compliance of business operations, renovation, construction and demolition. Our specialists have managed projects in over 30 states for a variety of clients, including federal, local, and state governments, school districts, Fortune 500 companies, and large industrial facilities. With their combined education, experience and motivation, the team at Castle Hill Associates is determined to sustain the highest standards of excellence to meet the needs of their customers, while delivering projects on time and on budget for years to come.