
Our Team
Sri Rangarajan, PhD, PEng
President and Principal Consultant
Dr. Rangarajan is a civil and environmental engineer with over 30 years of public and private sector experience.
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His career focus is on hydrologic, hydraulic, and water quality evaluation projects. He has worked with the New York City Department of Environmental Protection (DEP) in the past, where he led a number of regulatory driven initiatives to address water quality issues in the City’s water bodies. He has also served as Adjunct Professor at Columbia University and New York University where he taught courses on urban drainage systems management and environmental engineering.
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Known for his democratic leadership skills and collaborative management style, Sri has successfully built an inclusive and diverse team of highly analytical and versatile professionals at Boomi.

Tony Costello, PE, ENV SP
Practice Leader (Design Services) and Senior Consultant
Tony is a civil and environmental engineer with over 30 years of experience in water, wastewater, and stormwater infrastructure.
He has worked on planning, design, and design services during construction on the capture, conveyance, storage and treatment in all stages of the water cycle. His experiences include Combined Sewer Overflow elimination, capture and treatment, Green and Gray Measures to handle storm water, wastewater treatment and potable and recycled water pumping systems. Along with the planning and design components of each, Tony has led the resilient and sustainable aspects required in each stage of infrastructure projects.
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With his passion to integrate sustainable thinking into design solutions, Tony is working on building a sustainability focused design team at Boomi.

Rengaswami (Sam) Srinivasan, PE, PMP, LEED-AP, ENV SP
Project Manager
Sam is a civil engineer with over 10 years of industry experience in water, energy, transportation, and civil infrastructure projects.
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He has held a range of responsibilities from working as an Owner’s Engineer in civil construction projects to serving as a Design Engineer for various railway, highway, and water infrastructure Design-Build projects. Sam has worked on several construction management and asset management projects and took on key project-coordination roles in several multi-disciplinary water/drainage and other infrastructure improvement projects. Additionally, with an academic background in Economics, Sam brings valuable experience in corporate finance and financial management of projects, programs, and portfolios.
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Being a generalist, Sam provides project controls and quality control from a bigger picture perspective on many of our projects.

Jillian Foley, EIT
Project Manager
Jillian is an environmental engineer with over 5 (five) years of experience in water, wastewater infrastructure and environmental remediation projects.
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With her technical skills in Geographic Information System (GIS) based tools, hydraulic and hydrologic (H&H) modeling tool InfoWorks ICM, and analytical tools such as R, she leads modeling and analysis tasks on several environmental consulting projects. She has also worked as a field engineer overseeing environmental remediation projects, including brownfield cleanups and site investigations.
During her graduate studies at Cornell University, she worked with the Steinschneider Research Group in developing predictive analytical tools using R that were applied for flood risk estimation.

Jake Marzec, PE
Project Manager
Jake is an environmental engineer with over 8 (eight) years of experience in water and wastewater engineering.
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He has extensive experience in hydrologic and hydraulic (H&H) modeling, wastewater treatment design, stormwater management, drainage plan development, green infrastructure design, collection system evaluation and drainage design, and collection system master planning. His technical skills include PCSWMM, InfoWorks CS/ICM, AutoCAD (Civil 3D), ArcGIS, and BioWin. He also has leadership and management skills from holding previous key roles in the private sector.
At Boomi, Jake is leveraging his expertise to deliver high-quality water solutions to our clients from the newly established Columbus, OH office.

Alejandro Vasquez
Senior CAD Technician
Alejandro has joined Boomi as a Senior Draftsperson/CAD Technician with over ten years of prior experience in the AEC industry, specializing in BIM, Revit, and AutoCAD tools.
He has attained a Bachelor’s degree in Architecture and has worked on various multidisciplinary projects through which he has gained the ability to draft, manage, and coordinate Revit/BIM models. Over the years, his main area of focus has been creating construction and shop/fabrication drawings and performing clash detection on integrated models.
In his current role with Boomi, he will be leading the development of amended drainage plan drawings using CAD, development of 3D CAD/Revit models to be used in advanced hydraulic analyses, as well as supporting multi-disciplinary projects involving drafting/editing design and construction drawings.

Sophie Huang, EIT
Project Engineer
Sophie is a chemical engineer with four (4) years of experience in environmental consulting, since graduating from the University of California, San Diego (UCSD).
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Through her direct experience working on large-scale industrial and municipal stormwater programs with the Navy and Marine Corps, she has a comprehensive understanding of regulatory requirements and stormwater compliance programs. Her experience encompasses the full range of stormwater compliance program components, including training, stormwater sampling, stormwater BMP assessments, and asset mapping and management.
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At Boomi, Sophie has worked on numerous municipal projects supporting Geographic Information System (GIS) mapping and Hydrologic/Hydraulic (H&H) modeling.

Shreeya Bhattarai, PhD
Project Engineer
Shreeya is an environmental engineer and biosystems scientist who has recently completed her doctorate in Biosystems Engineering from Mississippi State University.
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During her academic career, she worked on surface water, water quality, watershed modeling, and hydrodynamic modeling. Her research studies focused on flood frequency comparisons under historic and projected climate scenarios in forested coastal watersheds and identifying best management practices to enhance water quality in coastal watersheds.
Shreeya has worked extensively on computational fluid dynamics (CFD) modeling of hydraulic components while working at Boomi. She also supports Hydrologic/Hydraulic (H&H) modeling of watersheds and sewersheds in the New York City region.

Drew Kaplan, EIT
Project Engineer
Drew is a civil and environmental engineer with over four (4) years of experience in water and wastewater resources and related construction site assessments.
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He has construction oversight and compliance inspections at remediation project sites and has also led remediation fieldwork for multiple Phase II environmental subsurface investigations. He is knowledgeable and competent in Erosion and Sediment Control practices as well as the SPDES permit requirements. He also has experience of managing site personnel and serving as Site Safety Officer on multiple projects where he has developed site safety plans.
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At Boomi, Drew is leading field inspections of construction sites citywide that fall under the MS4 permit to assess and document the compliance of stormwater management practices stipulated in the Stormwater Pollution Prevention Plan (SWPPP).

Daniela Benedetti
Project Engineer
Daniela Benedetti is joining us as a Project Engineer in our NYC office. With over 6 years of experience in environmental compliance and project management, she is very knowledgeable with various agency regulations including NYSDEC, NYCDEP, NJDEP, and NYCDOB.
Her expertise includes conducting comprehensive field investigations including soil, groundwater, soil vapor and air quality sampling. She has strong technical skills in ArcGIS, Auto/HydroCAD, Power BI, and Procore Construction Software.
In her current role, Daniela will be leading regulatory compliance reporting, field investigations, and water quality sampling efforts under a variety of water infrastructure focused projects.

Teresa Lahood, EIT
Staff Engineer
Teresa is an environmental engineer who recently graduated from SUNY College of Environmental Science and Forestry.
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One of the highlights from her academic career was a watershed engineering project conceptualizing the stream restoration and daylighting of a partially culverted stream. She also has valuable field experience from her time at the Nassau County Soil and Water Conservation District, where she helped to maintain rain gardens and worked on other restoration efforts.
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At Boomi, Teresa supports H&H modeling of watersheds and sewersheds with her strong analytical and modeling skills.

Akshara Chandrabalan
Staff Engineer
Akshara is an environmental engineer with her M.Eng in Environmental Engineering from Cornell University and her Bachelors in Bioresource Engineering from McGill University in Canada.
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During her academic career, she has focused on research projects involving hydrological modeling, water quality, and environmental systems analysis. She has also completed projects on flood resilience and stormwater management using her technical skills in GIS to evaluate flood risk in Coney Island and her experience with AutoCAD to design stormwater control structures.
In her current role, she is supporting the Hydrologic and Hydraulic (H&H) modeling of watersheds and sewersheds in the New York City region, using InfoWorks ICM.

Sin Lin, EIT
Staff Engineer
Sin is a civil and environmental engineer who recently graduated from Columbia University with a M.S. in Earth and Environmental Engineering. She attained her B.S. in Civil Engineering with a concentration in Water Resources Engineering from the University of Virginia.
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Through her academic work, she has contributed to various water resources-related projects, from investigating decentralized wastewater treatment and alternatives to modeling climate change impacts on local watersheds using QGIS and SWAT+. She has also completed projects on stormwater management and flood risk mitigation using ArcGIS and SWMM to reduce volume and nutrient runoff in Virginia.
In her current role at Boomi, she is supporting the Hydrologic and Hydraulic (H&H) modeling of watersheds and sewersheds in the New York City region, as well as projects dealing with green and grey infrastructure implementation strategies.

Andrew Roseboro, EIT
Staff Engineer
Andrew has a master's in civil & environmental engineering from Ohio State University and bachelor’s in environmental engineering from State University of New York (SUNY).
During his academic career, he has focused on research projects involving data analysis, hydraulic & hydrologic (H&H) modeling, green infrastructure performance, and stream restoration. He has also completed projects on sanitary and combined sewer systems in Columbus, OH and Buffalo, NY, bioretention cell modeling optimization, and municipal & industrial compliance with the Clean Water Act.
In his current role, he supports field sampling and H&H modeling tasks in a variety of water/wastewater infrastructure planning and design projects.

Priyansh Singh
Staff Engineer
Priyansh recently attained a master's in civil engineering, specializing in water resources engineering from the NYU Tandon School of Engineering.
He was previously a Drainage and Modeling Engineer with the NYCDEP, where he worked on the development and planning of the High-Level Storm Sewers (HLSS) systems, drainage modeling, Bluebelt feasibility analysis, groundwater monitoring, and the Amended Drainage Plans.
In his current role with Boomi, Priyansh will be using InfoWorks ICM and EPA-SWMMM to support the Hydrologic and Hydraulic (H&H) modeling of watersheds/sewersheds in the NYC region, as well as supporting projects involving implementation of green and grey infrastructure strategies.

Helena Ashmore
Staff Scientist
Helena has joined our team as a Staff Scientist, with a bachelor’s in environmental studies and a bachelor’s in business administration from the University of Southern California (USC).
During her academic career, she focused on topics centered around energy efficiency, sustainability in the built environment, and general business practices such as accounting and finance. She has conducted a variety of sustainability focused projects including Scope 3 emissions calculations, energy efficiency implementations, and energy modeling. Additionally, she also performed research on water management plans, water quality trading programs, and freshwater access policies to support initiatives in water conservation, pollution reduction, and equitable access to California’s water bodies.
At Boomi, Helena is supporting the sustainability group with performing ENVISION and LEED credit documentation while also supporting research initiatives related to water quality.

Hanan Mousa
Jr. Draftsperson/Revit/CAD Technician
Hanan has joined us as a Jr. Draftsperson/Revit/CAD Technician, with over four years of experience in the AEC industry, specializing in BIM, Revit, and AutoCAD tools.
She has attained a Bachelor’s degree in Architecture and has extensive experience in drafting, managing, and coordinating Revit/BIM models. She is proficient in CAD, 3D modeling, and graphic design tools, with hands-on experience in concept development, presentations, and design documentation. She is passionate about integrating sustainable practices and innovative design principles across architecture, interior, and multidisciplinary design environments.
At Boomi, she will be supporting our development of amended drainage plans (ADP) and site connection permit drawings for flood protection projects and water/wastewater/stormwater capital improvement planning projects.

Andrew Mendoza
Draftsperson/CAD Technician
Andrew has joined our team with extensive experience in civil, architectural, and MEP drafting across residential, commercial, and telecommunications projects.
Proficient in AutoCAD, Civil 3D, and GIS integration, he has developed base maps, shop drawings, and technical documentation to meet engineering, architectural, and code compliance requirements. Andrew brings precision, organization, and problem-solving to every stage of the design process. His background also includes UX design, allowing him to integrate user-centered principles into his technical work.
At Boomi, he will be supporting our development of design drawings pertaining to civil, MEP, and electrical elements related to water and infrastructure projects.

Nandini Vavhal, Assoc. AIA, LEED Green Associate, WEDG
Project Administrator/Sustainability Analyst
Nandini has joined us with two years of experience supporting and coordinating civil engineering and architectural projects.
She combines a background in design with a strong interest in climate resilience, sustainable development, and waste systems planning. Skilled in project scheduling, stakeholder coordination, and deliverable tracking, she brings proficiency in Microsoft Office Suite, AutoCAD, Revit, ArcGIS Pro, and Adobe Creative Suite. Nandini is adept at managing multiple projects simultaneously, ensuring deadlines are met, quality standards are upheld, and team collaboration is seamless.
At Boomi, she will primarily be serving as a project administrator coordinating with cross-functional teams on deliverables for a large-scale infrastructure project.

Tanna Townsend, EIT
Project Engineer
Tanna is a civil engineer with three years of experience in the water industry since graduating from the University of Florida.
Tanna has maintained a focus on water infrastructure, through site design of water treatment plants, stormwater design elements, and through largescale modeling efforts using PC-SWMM and InfoWorks ICM tools. Tanna has experience working with various clients, including public and private sectors, state DOTs, and local municipal clients. Her work as a Site Civil Engineer has allowed for a strong background in the overall design of water infrastructure and a deep design understanding of Civil 3D. In the past two years, she has worked on a large scale sewershed program in Georgia, as well as smaller site-specific watershed modeling efforts.
At Boomi, Tanna is leading the H&H modeling efforts on various water infrastructure projects.

Sajad Hamidi, PE, PhD
Senior Engineer/Academic Consultant
Sajad is a licensed professional engineer with over 20 years of experience in hydrologic and hydraulic modeling, hydraulic engineering design, and civil/structural engineering.
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He has led several receiving water and watershed-scale model development, designed monitoring programs, and effectively utilized the calibrated models to recommend flood protection, water quality improvement, and erosion control measures. His applied research experience in the Great Lakes region in water quality/hydrodynamic modeling is complemented by his international experience covering a wide-range of projects related to hydraulics, hydrology, water resources, embankment design, flood mitigation and protection, low-impact development, land development, coastal engineering, hydrodynamic/biogeochemical modeling, environmental fluid dynamics, and design of hydraulic structures.
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With his interest in practical applications of academic research concepts that he works on as an Associate Professor, Sajad is providing a supervisory/quality control role with Boomi on various water infrastructure projects.

Leena Shevade, PhD, EIT
Project Engineer/Academic Consultant
Leena is an environmental engineer with her PhD in Environmental Engineering from Drexel University and over 14 years of experience as a researcher in sustainability, engineering, and their intersectionality.
Throughout her career, she has focused on gaining experience in water, wastewater, and sustainable urban development. She had contributed to numerous design projects with strong technical skills in Geographic Information System (GIS) based tools and hydrodynamic modeling software tools such as Flow 3D. Leena is also well-versed in SWMM, CAD-tools (Water/Sewer/StormCAD), and conducting LCAs.
At Boomi, she is utilizing her strong analytical skills to contribute to and support water, urban development, resiliency, and sustainability projects.
