Disha specializes in providing consulting services for clients in the data center, ammunition, copper mining, cement, aggregates, petroleum refining, aerospace, semiconductor, and power plant industries.

With an in-depth knowledge of the air permitting and compliance process, she provides assistance to industrial clients for addressing air permitting, compliance, and dispersion modeling requirements associated with capital projects and enforcement negotiations. Disha has experience working with various jurisdictions in AZ including Pinal County, Pima County, Maricopa County, EPA Region 9, as well as Arizona Department of Environmental Quality.

Disha’s permitting experience includes the development of construction and operating (Title V) permit applications for clients in multiple states including Arizona, Texas, and Colorado. She has successfully completed projects on federal Prevention of Significant Deterioration (PSD), compliance with federal Maximum Achievable Control Technology (MACT) and New Source Performance Standard (NSPS).

Disha has dealt with various reporting obligations such as emission inventories, toxic release inventory (TRI), Tier II, and Greenhouse Gas Inventories (GHG). Disha also assists clients with the development of compliance management strategies, including conducting comprehensive compliance audits and implementing compliance management systems. Her auditing experience includes due diligence audits, multimedia auditing and carbon disclosure project audits. She is also a certified odor assessor and has provided odor compliance services to clients.

Disha received her Master’s in Environmental Engineering from North Carolina State University. She earned her Bachelor’s Degree in Chemical Engineering from the University of Mumbai. She is also a Certified Manager (CM) and the instructor of Trinity’s training courses on Air Quality Permitting in Arizona and the Clean Air Act for the Mining Industry as well as the Rock Products Industry.

Contact Disha by email at [email protected] or at 602.274.2900.

Christie Heath serves as the office manager for Trinity’s Philadelphia office. Christie has over 20 years of environmental consulting and project management experience. She assists clients located in eastern Pennsylvania and Delaware with a variety of environmental compliance issues. Her experience includes project planning, New Source Review evaluation, regulatory applicability evaluations, multimedia compliance tracking, permit applications, and compliance management.

Christie assists clients in a variety of industries including refining, petroleum bulk terminals, paper manufacturing, oil and gas, aerospace, and general manufacturing. In addition, Christine serves as an instructor for Trinity’s Tank Regulations Primer, Pennsylvania, Delaware state regulatory courses, and Environmental Reporting courses. She is a member of Pennsylvania DEP?s Air Quality Technical Advisory Committee. Christie graduated from Penn State University with a Bachelor of Science degree in Environmental Systems Engineering.

Michael Ballenger, PE, currently serves as an Office Manager in Trinity Consultants’ Orlando office. Beginning his career with Trinity in Maryland, Michael gained significant experience navigating the stringent environmental requirements of the Mid-Atlantic and Northeast. Michael has developed a specialty in air permitting and compliance by working with both industry and government to support business objectives while conforming to complex environmental regulations such as MACT and Nonattainment New Source Review. In 2007, Michael moved to Orlando to help open Trinity’s first office in Florida. As Florida’s environmental regulations continue to expand (many new ozone nonattainment areas and a push for GHG regulation), Michael leverages his experience from the Northeast to help facilities in Florida prepare and comply with these complex new regulations.

Michael has assisted companies from varied industries including steam and power generation, natural gas storage and transmission, bulk gasoline terminals, pulp & paper, wood products, portland cement, chemical processing, food products, as well as government institutions. Working with these industries, his focus has been on environmental management (auditing, regulatory strategy assessments, compliance management tools) and permitting (Title V, PSD, Nonattainment NSR, state permitting, and Case-by-Case MACT). He has experience working with state and local agencies throughout the Southeast and Mid-Atlantic states. With this broad client experience, Michael has delivered presentations on key topics of expertise including Climate Change Strategy, Title V, Ozone Depleting Substances Compliance, and New Source Review.

Michael is a registered Professional Engineer in the state of Florida. He graduated summa cum laude with a Bachelor of Science degree in Mechanical Engineering from North Carolina State University.

Ms. Schmidt is the office manager and a managing consultant in Trinity’s West Des Moines, IA office and has more than 20 years of experience in the environmental field. She is a registered professional chemical engineer in Iowa, Nebraska, and South Dakota.

Her experience includes PSD, NSPS, NESHAP, state construction permitting, and dispersion modeling as well as Title V permitting, compliance, and emission inventories. Ms. Schmidt is also experienced in SPCC, FRP, SWPP, stack test management, SARA Tier II and TRI reporting, and employee training. In addition, she has designed systems and software for use in the management of regulatory requirements.

Ms. Schmidt has served clients in several industries including renewable fuels, agricultural processing, mineral processing, pharmaceutical, painting and coating, electric power and general manufacturing.

Ms. Schmidt joined Thompson Environmental Consultants, a Trinity acquisition, in 1998 to pursue opportunities in the environmental compliance field. Previously, Ms. Schmidt worked at corn wet mill where she was a production supervisor with responsibility for all environmental and safety issues in her departments including participation on the facility Environmental, Health, and Safety Committee.

She also worked as part of the start-up engineering team for the installation of a new chemical processing line during which she participated in equipment testing and certification, process startup operations, and ongoing safety/environmental training.

Ms. Agarwal is Trinity’s Director of Sustainability Services and a Principal Consultant based out of the San Francisco Bay Area in California with Trinity’s Sustainability & Assurance Business. She has close to 20 years of experience (over a decade in CA) assisting clients in a wide range of industries throughout California and other states. Ms. Agarwal has well established relationships with the California Air Resources Board and is well-versed with the state’s climate initiatives since the inception of its climate-focused regulations. She has worked with several clients in the refinery, fuels and pipeline sector. Her experience has focused on helping industrial companies develop and implement environmental strategies to achieve their business goals, not only in California, but across Northern America. Ms. Agarwal is the instructor of Trinity’s Climate Reporting Fundamentals Course, and several other national webinars.

Tony Colombari serves as the manager of Trinity?s Minneapolis, Minnesota office.

Tony assists a multitude of clients with their environmental compliance/permitting needs, including air dispersion modeling, NSPS/NESHAP applicability/compliance, construction/operation permitting, storm water permitting/SWPPP development, and SPCC plan development.

He has worked in various industries, including power, lime, glass manufacturing, web coating, and chemicals.

Tony received a degree in Chemical Engineering from Iowa State University.

Sharon serves as manager of Trinity?s New Orleans, Louisiana office. She has a BS in Chemical Engineering, and supports clients in southeast Louisiana as well as the state of Mississippi.

With more than 25 years of environmental consulting and industrial operations/design experience, Sharon provides environmental consulting services to a wide range of industries, including the oil & gas, chemicals, refining, energy, agricultural, and pulp & paper industries.

Her experience includes multi-media environmental with a strong focus on air quality. Sharon also serves as an instructor for Trinity’s Louisiana and Mississippi courses.

Steve Tasch, CM, serves as a managing consultant in Trinity’s Milwaukee, Wisconsin office. Steve assists clients across multiple industries with environmental compliance and air permitting needs.

Steve’s expertise includes construction permitting and minor, synthetic minor, and Title V operation permitting, permit compliance, emission inventory development and reporting including Toxic Release Inventory (TRI) and Greenhouse Gas (GHG) Mandatory Reporting Rule (MRR), and environmental auditing.

Steve has also completed projects related to National Pollutant Discharge Elimination System (NPDES) permitting and storm water pollution prevention plan (SWPPP) development, and Spill Prevention, Control, and Countermeasure (SPCC) plan development. Steve has extensive experience in assisting asphalt roofing facilities, bulk petroleum product terminals, and printing and surface coating facilities.

Steve earned a B.S. in Chemical Engineering from the University of Illinois at Urbana-Champaign.

Shannon Lynn serves as a Principal Consultant overseeing day-to-day operations of Trinity’s Little Rock office, managing the consulting staff while assisting the regulated community of Arkansas and western Tennessee with a variety of environmental compliance issues. He is involved in state, Title V, and Prevention of Significant Deterioration (PSD) permitting projects, the evaluation of control and monitoring technologies, and MACT compliance assistance.

Shannon has significant compliance support, permitting, and auditing experience in the chemical, oil and gas, agricultural, and general manufacturing industries. He has managed permitting projects ranging from minor modifications to multi-billion dollar capital projects. He has performed consent decree-based and internally driven compliance audits at chemical plants with topics ranging from general Title V compliance to historical PSD applicability issues. He also serves as an instructor for Trinity?s training course, Air Quality Permitting in Arkansas, and is a frequent speaker at multiple industry workshops.

Shannon graduated from the University of Arkansas with a Bachelor of Science degree in Chemical Engineering and is a registered professional engineer (PE).

Ian Smith is the Managing Consultant for Trinity’s Knoxville, TN office. He joined Trinity in 2014 and has managed permitting and compliance projects across the country for clients in various industries such as auto parts manufacturing, battery manufacturing and recycling, natural gas, grain processing, chemical manufacturing, bulk gasoline terminals, mineral industry, and food industry.

Ian has a wide variety of project experience in environmental media and serves as the instructor for several Trinity state-specific permitting courses in Air Quality and Environmental Reporting and Recordkeeping courses.

He earned a Bachelor’s degree in Chemical Engineering from the University of Iowa.