Gail Grueser


SCT was co-founded in 1999 by President Gail Grueser. Under her direction, SCT has developed into a world-class organization providing comprehensive occupational safety and health solutions.

Grueser received her Bachelor’s Degree of Arts from Cleveland State University and went on to earn her Master’s Degree of Education from Kent State University. As a licensed Substance Abuse Professional, Social Worker and Educator, Grueser brings a wealth of knowledge to her clients, ensuring they receive the assistance needed to keep their workplace safe and healthy.

Grueser is responsible for the development and measurement of key performance indicators to monitor company operations. She works closely with senior staff to ensure proper policies are in place for effective administration.

In addition to her administrative responsibilities, Grueser directs SCT’s Occupational Health Services division, which provides training, medical monitoring and drug screening.

Joseph Ventura 

General Manager

SCT’s team of senior safety professional is directed by General Manager Joseph Ventura, a certified safety and health professional with more than 20 years of experience in the field of Industrial Hygiene.

Ventura received his Bachelor’s Degree from Cleveland State University and later his safety and health certification from Eastern Michigan University. He developed an expertise in industrial hygiene and employee training through his work with the International Union of Painters and Allied Trades, IUPAT. There he worked on developing and directing the Occupational Safety and Health Department for the IUPAT DC6.

In addition to his management responsibilities at SCT, Ventura also serves as the principal industrial hygienist, providing expert witness services as well as employee training.

Rob Medlock

Senior Vice President

Rob Medlock is Senior Vice President of SCT. Under his direction, Medlock and his team as assisted clients in overcoming costly OSHA citations and third party claims.

Medlock studied at Indiana State University where he received his bachelor’s degree in Safety Management. He began his career with OSHA as a Student Intern, and during the next 14 years he moved through the ranks as a Compliance Officer, State Plan Monitor and Supervisor working in Kentucky, Illinois and Ohio. In October 1991, he was selected as Area Director for the Cleveland Area OSHA Office, where he served until his retirement in 2011.

During his tenure as OSHA Area Director, Medlock led his office in conducting more than 17,000 inspections and implemented several OSHA Emphasis Programs, including a Construction Fall Hazard program that was adopted nationwide by OSHA. Medlock has been a recipient of the “OSHA Champion of the Year Award” and the “Distinguished Career Service Award.”

With more than 33 years of experience as an OSHA employee and 20 years as the Cleveland OSHA Area Director, Medlock is a proven expert in the field of occupational safety. At SCT, Medlock is responsible for directing and supervising a staff of professionals to provide high level occupational safety and health expert witness services.


Dragan Savic, CHST

Vice President of Glass Technology
and Safety Staff Augmentation

Dragan Savic trains and manages SCT’s team of safety technicians. He is a certified Construction Health and Safety Technician (CHST) and is responsible for project management of glass and steel furnace demolition/rebuild projects. Savic has more than a decade of experience working in the glass industry.

In addition to his management responsibilities, Savic performs Industrial Hygiene-related surveys as a coating inspection specialist (NACE level 1) and is also part of the SCT safety and health training team.

Since joining SCT in 2004, Savic has gained extensive knowledge and experience in the areas of OSHA excavation, trenching, shoring, fall protection, fall arrest systems, scaffolding, lead abatement, mold, indoor air quality, and respiratory protection. He has performed more than 600 safety audits to determine OSHA compliance, and has developed site-specific safety and health plans for both construction and general industry.

Dennis Hobart

Director of Construction Services

With 18 years of experience in the field of trenching and excavating SCT safety and health professional Dennis Hobart has spent his career designing and maintaining safe trenches on job sites across Ohio.

In addition to his work in the field, Hobart has trained thousands of construction, industrial and municipal workers as well as emergency professionals in excavation safety and trench rescue.

Joining SCT in 2014, Hobart performs safety and health audits of trenching sites and is part of SCT’s safety and health training team, where he teaches OSHA 10- and 30-hour courses as well as trenching and excavating safety.

Phil Ray SOQ

Phil Ray

Vice President

Phil has spent the past decade as Project Manager and Demolition Manager at National Machinery & Conveyor, Inc., based out of Marion, IN. The company works extensively in the glass industry, and he led all aspects of rebuild projects, refractory safety, environmental safety and tear outs.

Prior to NMC, Phil was at Glenn Hunter & Associates in Delta, OH, starting in 1997. Serving as General Manager, he was in charge of safety including silica, particulates, heavy machinery, high voltage, conveyors, and material handling. Phil is also Red Cross CPR Certified. At SCT, Phil helps lead, coordinate, and develop SCT’s team of highly qualified Safety Technicians at jobsites across the United States.

Buck SOQ

Dana “Buck” Buchholzer

Director of Underground Services

Mr. Buchholzer is an accomplished classroom and field trainer, with over 40 years of experience in the construction industry. From designing and operating heavy equipment to developing commercial property, Buchholzer has seen the construction industry and related trades from all angles.

Currently, Buchholzer serves as founder and President of Midwest Underground Technologies, Inc., formed in 1993 to specialize exclusively on all aspects of excavation safety. Midwest Underground Technologies designs and manufactures a full line of excavation safety products and equipment, and Buchholzer specializes in jobsite-specific applications and training. 

Buchholzer’s training programs are considered by industry insiders as the most advanced and complete in the nation. He’s been recognized as an approved instructor for the Federal Government, the State of Ohio, National Utilities Contractors Association, Ohio Contractors Association, Ohio Gas Association, Speed Shore Corporation, National Trench Safety and numerous safety organizations, associations, universities and trade unions.

Buchholzer cutting edge training programs have provided critical instruction for the construction, industrial, utility, municipal and emergency service industries throughout the Midwest. From providing expert opinions, to new product design guidance, Buchholzer’s companies continue to provide industry leading services to municipalities, utility companies and contractors. Buchholzer has been a guest lecturer for dozens of contractor associations and industry organizations, and he holds several industry training and achievement certifications.  

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Dave Walker

Director of East Coast Operations

Dave has 25 years of safety and environmental experience in the textile manufacturing industry. Dave has just about done it all in the world of occupational safety and health, but he owns a high level of expertise in Lockout/Tagout, Machine Guarding, OSHA Compliance, and design of Safety and Health Management Systems.

Beginning in September 2013, Dave was the Corporate Director of Environmental, Occupational Health & Safety and Facilities Management at Formed Fiber Technologies/Conform Gissing International in Auburn, Maine. Among many achievements, Dave developed and oversaw the implementation of a Safety and Health Management Systems for sites in Maine, Ohio and South Carolina that resulted in significantly decreased injury trends. 

Prior to that, Dave was the Director of Facilities Engineering at Interface Fabrics/True Textiles in Elkin, NC; Corporate Facilities Engineer at Guilford of Maine/Interface Fabrics in Guilford, Maine; and Vice President of Ted Walker, Inc. 

At SCT, Dave will be working closely with Senior VP Rob Medlock and Senior Research and Field Analyst Kelly Baker. 


Want to join SCT’s team? Check out our openings.