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For 25 years, 3Flow has been the leader in systemic analysis, testing, design and management of airflow system for critical indoor workspaces and mixed-use facilities.

3Flow is the co-creator of Smart Labs, the leading protocol for safety and energy efficiency in airflow infrastructure. Our leadership and innovation in consulting, testing, products and training provides advanced airflow and ventilation solutions for a diverse range of industries and indoor environments.

World class organizations, including the EPA, DEA, Los Alamos Laboratories, NC State and Stanford University have relied on 3Flow to improve on-site safety reduce energy consumption by optimizing Critical Airflow Systems.

Our team


The 3Flow team is comprised of seasoned experts with decades of experience in airflow systems engineering, airflow and ventilation safety, building construction and retrofits, product design, testing and training.

Tom Smith, MS
President/CEO

Tom is President/CEO of 3Flow and has over 35 years of laboratory safety and energy management experience. His entire career has been focused on innovating new methods to achieve safe, energy efficient and sustainable laboratories. Tom is a recognized international industry leader through his participation in various professional organizations in the development and enhancement of industry standards, in co-developing the SmartLabsTM Program with University of California, Irvine and the Department of Energy and in the development of the Canadian Government’s Fume Hood Test Protocol.

Tom has served as Chair of ASHRAE TC9.10 Laboratory Systems, Chair of the ANSI/AIHA Z9 Standards for Ventilation and Health, and as a member of the ASHRAE 110 committee (since 1991). He is a current Board Member at the International Institute for Sustainable Laboratories (I2SL) and has published over 50 professional papers. He has developed several patents and technology innovations including the Fume Hood High Performance Upgrade System Erlab Halo Filtration system, LabHoodPro™ Fume Hood Testing System and HoodProTM software and others.

Tom has worked with some of the largest and most complex research organizations in the world across all market segments of government, university, pharmaceutical/life science, and private research. Key clients include Sandia National Labs, Los Alamos, EPA, Johns Hopkins, MIT, University of Michigan, University of California System, Stanford, Pfizer, Genentech, Gilead, and many others.

Robert Lukens
Vice President of Products and Services

Robert Lukens serves as 3Flow’s Vice President of Products and Services with overall responsibilities for all support aspects of our product and service delivery to our clients. This includes development of proposals, project management and technical support. His responsibilities also include project cost estimating and budgeting, planning, and organizing resource allocations, contract administrator, production manager and maintaining client relationships during development and implementation of laboratory ventilation management programs.

Rob has served in various roles in his 15-year tenure with 3Flow including Field Manager, Manager of LabHoodPro®, the laboratory products division. He supervises
the sales, production, and installation of LabHoodPro’s products. He has worked with many important 3Flow clients including General Motors, Massachusetts Institute of Technology, University of Calgary, University of Virginia, Lawrence Berkeley National Laboratory and Duke University.

Rob’s experience includes over thirty years in the construction industry as a project manager and owner of a general construction company. Mr. Lukens holds a Bachelor of Science Degree in Business Administration from the University of Richmond E. Claiborne Robins School of Business.

Sean Angert, MBA
Chief Operating Officer

Sean Angert is the Chief Operating Officer of 3Flow and has over 35 years of experience in consulting leadership, performance improvement and in developing new products and services. His experience is across a range of organizations including leading health systems, universities, and life science companies in developing strategic and operational strategies and plans to grow and improve performance.

Sean served in leadership roles in several organizations including Berkeley Research Group, Prism Healthcare Services, The Healthcare Advisory Board and Huron Consulting Group. Throughout his career, he has led the development of new services and products to meet emerging and future client needs. He has also developed several operational data and software products in various settings.

Sean has worked with many recognized clients throughout his career including Mayo Clinic, Cleveland Clinic, Duke University, Johnson & Johnson, Becton Dickinson, and others. He has a BS in Industrial Engineering from NC State University and an MBA from the University of North Carolina at Charlotte.

Tom Checksfield
Senior VP, Operations

Tom Checksfield is a Vice President at 3Flow and has over 30 years of experience in the HVAC, energy management and laboratory control fields, specializing in critical environment facilities. Tom’s expertise includes laboratory design, ventilation and control systems. Prior to 3Flow, he worked for leading industry companies in various leadership and development roles including as a General Manager for Tek-Air Systems, a critical environments controls manufacturer and with Siemens Building Technologies as a Senior Account Manager.

Tom is active in ASHRAE (American Society of Heating, Refrigerating and Air-Conditioning Engineers), ISPE (International Society of Pharmaceutical Engineering), CETA (Controlled Environmental Testing Association), I²SL (International Institute for Sustainable Laboratories) and SEFA (Scientific Equipment & Furniture Association).

Tom has worked with leading research organizations throughout the country on projects to provide safe and efficient ventilation systems. His key clients include MIT, University of Connecticut, University of California – Los Angeles, Stanford, Dartmouth, and others.

David Brummitt, CIH, CSP
Director of Consulting Services

David serves as 3Flow’s Director of Consulting Services and has over 30 years of experience in environmental health and safety, industrial hygiene consulting and training, construction safety, and business growth and development. David has overall responsibilities for Safety related consulting, project leadership and 3Flow risk management software. His team conducts Laboratory Ventilation Risk Management Assessments (LVRA) for both existing buildings and new construction to identify potential changes in air changes based on the type of research work being done in the workplace.

David has worked closely with leading research clients across private, public, and higher education to evaluate ventilation risks and recommend potential changes in airflow. His key clients include Yale University, the University of Virginia, MIT, Argonne National Labs, Pfizer, Vertex Pharmaceuticals and Celgene Corporation.

Dave is a member of the American Industrial Hygiene Association (AIHA), Campus Safety, Health and Environmental Management Association (CSHEMA) and the International Institute for Sustainable Laboratories (I2SL). He currently sits on AIHA committees for exposure control banding, laboratory health & safety, and indoor environmental quality. He has spoken to audiences on a variety of research safety, risk and health topics including occupational exposure assessments, construction safety, and EHS program development.

Allen Doyle, MS
Senior Safety Consultant

Allen Doyle has been working in research laboratory settings for his entire career of over 40 years. He brings significant expertise in chemistry, instrumentation, workflow, policy, and safety in the research laboratory setting. Allen is focused on creating high-performance laboratories while conserving resources at the bench and building operations. He is a thought leader in research settings with mechanical and operations knowledge, and he brings an open and willing communications style.

Allen’s background in analytical chemistry, laboratory management, workflow and culture, provides him with a strong familiarity of challenges and opportunities. His research laboratory experience includes risk management, safety, HVAC efficiency, preservation strategies, ultra-low temperature freezers, building controls, sensors, and green chemistry. Allen’s research experience includes marine chemistry and soil biogeochemistry and includes several safety roles over the years such as radiation safety, field safety and hazardous materials. He was the first Sustainability Manager at the University of California, Davis with wide-ranging responsibilities for best practices promotion, policy development, building performance and energy efficiency.

Allen was an early adopter and pioneer in forming the Green Labs initiative nationwide and internationally. He has worked with leading clients across all market segments including higher education, pharmaceutical, equipment manufacturers, and the Department of Energy. He is a member of I2SL and the American Chemical Society. He has a BA in Chemistry from Williams College, and an MS in Chemical Oceanography from the University of Alaska, Fairbanks.

Gabe Smith, MS
Senior Safety Consultant

Gabe has over 24 years of laboratory experience as a researcher, manager, business leader and consultant. His deep technical expertise and broader management experience has provided him with a comprehensive understanding of the research laboratory environment. Gabe has management experience in directing and managing research projects, experimental design and implementation, development of standard operating procedures across departments and management of budgets and resources.

He has worked with several leading organizations including BASF, Catalent Pharmaceuticals and Vestaron prior to joining 3Flow. Gabe has served as an analytical chemist in pharmaceutical and agricultural research companies leading innovative research. Gabe’s expertise in analytical chemistry techniques, method development and validation, and experimental design and implementation has enabled him to apply Smart Labs techniques with research lab clients in several market segments. He oversees 3Flow’s new and innovative solution for ventilation effectiveness testing which provides unique insights into laboratory airflow and additional confidence regarding air change rate adjustments. He also leads the company development of standard operating procedures and supporting the development of new lab risk management software.

Gabe is a member of American Industrial Hygiene Association (AIHA) and the American Society for Heating, Refrigeration and Air Conditioning Engineers (ASHRAE). He has a BS in Biology from East Tennessee State University and an MS in Chemistry from the University of North Carolina at Wilmington.

Bryan Schanely, PE, LEEP AP
Senior Airflow Systems Engineer

Bryan is a Senior Engineer with 3Flow and has over 15 years of professional experience
in mechanical design, project management, estimating, and procurement for commercial, higher educational, and residential projects. Bryan has worked on a variety of projects across universities and private companies to support efficient design and sustainability. He was most recently with Duke University before joining 3Flow and worked for a few Engineering companies prior to that.

Bryan has demonstrated ability to deliver accurate designs, estimates, and budgets to clients over the years. He has worked on all aspects of mechanical HVAC projects including estimating costs, building efficient systems, and coordinating installation of various high visibility projects. He works closely with our clients on design reviews and development, ventilation optimization and airflow management plans. Bryan also works with the 3Flow Industrial safety/hygiene team to provide technical advice including systems testing methods, airflow demand and ventilation optimization efforts throughout the Smart Labs phases. He ensures that risk-based criteria are an important foundation along with existing mechanical capacities for the establishment of safe and sustainable ventilation for laboratories and critical workspaces.

Brian earned his BS in Mechanical Engineering at Virginia Polytechnic Institute and State University. He is a licensed Professional Engineer, a certified LEED AP, and a member of the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE).

Join us


We are always seeking talented individuals to join our team. Please submit your resumé and contact details below. 3Flow is an equal employer.

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