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Business Details
34 Years
experience
Trusted Environmental & Water/Wastewater Engineering Solutions
Environ-Civil Engineering (ECE) has delivered high-quality engineering services for over 25 years, specializing in environmental, water, and wastewater engineering. Founded in 1992, our firm has evolved from a niche environmental consultancy to a multidisciplinary leader serving municipal, state, and federal clients. Our expertise spans infrastructure development, environmental remediation, construction management, and compliance with regulatory standards. With offices in Maryland, Virginia, and Washington, DC, we combine technical excellence with a client-centric approach, driven by our core values of Quality, Integrity, Innovation, and Responsiveness (QIIR).

Our team of Professional Engineers, Construction Inspectors, and Environmental Specialists has completed landmark projects for DC Water, WSSC, and the City of Richmond, among others. Over 95% of our work comes from repeat clients, a testament to our commitment to exceeding expectations through cost-effective, sustainable solutions. We hold MBE certifications in six states and maintain a reputation for technical rigor, ethical practices, and community impact.
Services
Water Supply Systems Wastewater Treatment Environmental Remediation Construction Management Stormwater Management Infrastructure Rehabilitation Environmental Compliance Asset Management Hydraulic Modeling Pollution Prevention
Details
  • Year established: 1992
Highlights and features
  • Over 25 years of experience in environmental and water/wastewater engineering
  • Certified Minority Business Enterprise (MBE) in six Mid-Atlantic states
  • 95% client retention rate from repeat clientele
  • NASSCO-certified engineers for sewer system evaluations
  • Proven track record with federal agencies via GSA Schedule contracts
Associations and certifications
  • Minority Business Enterprise (MBE)
Services
Water Supply Systems
We design and optimize water distribution networks, transmission mains, and treatment facilities. Our engineers conduct hydraulic modeling, leak detection, and infrastructure assessments to ensure reliable water supply. With expertise in regulatory compliance and asset management, we deliver sustainable solutions for municipal and industrial clients across the Mid-Atlantic region.
Wastewater Treatment
Our wastewater engineering services include collection system design, pump station upgrades, and biosolids management. We specialize in rehabilitation of aging infrastructure and compliance with environmental regulations. Our team has completed major projects for DC Water and WSSC, focusing on capacity improvement and pollution control.
Environmental Remediation
We implement remediation strategies for contaminated sites using proven and emerging technologies. Our services include feasibility studies, biological treatment methods, and compliance with EPA standards. We address industrial, commercial, and municipal clients' needs for soil and groundwater cleanup across multiple states.
Construction Management
We provide full-cycle construction management for water and wastewater infrastructure projects. Our services include bid evaluation, quality assurance, cost control, and compliance monitoring. Certified inspectors ensure adherence to design specifications during all project phases for government and private sector clients.
Stormwater Management
Our stormwater solutions include watershed studies, BMP design, and CSO mitigation. We develop master plans for flood prevention and water quality improvement, utilizing GIS mapping and hydraulic modeling. Recent projects include Richmond's Riverfront Stormwater Master Plan and infrastructure upgrades for federal agencies.
People
M. Yomi Osoba
President
M. Yomi Osoba leads ECE with over 25 years of experience in civil and environmental engineering. He oversees strategic direction and technical excellence, ensuring adherence to QIIR principles. He holds a PE license and has managed major infrastructure projects across the Mid-Atlantic region.
Ganiat Osoba
Director of Finance and Operations
Ganiat Osoba manages financial operations and administrative functions at ECE. With expertise in business management, she ensures fiscal responsibility and operational efficiency while supporting the firm's growth initiatives in environmental engineering services.
Samantha Barto
Project Manager
Samantha Barto, a licensed Professional Engineer, directs complex infrastructure projects. She specializes in wastewater system upgrades and environmental compliance, bringing technical expertise and client-focused leadership to ECE's municipal and federal contracts.
Questions
What engineering services does Environ-Civil Engineering specialize in?
We specialize in water/wastewater engineering, environmental remediation, construction management, stormwater management, and infrastructure rehabilitation for municipal, state, and federal clients.
Is Environ-Civil Engineering certified as a minority-owned business?
Yes, we are a certified Minority Business Enterprise (MBE) in Pennsylvania, Delaware, Maryland, DC, Virginia, and North Carolina.
What geographic areas do you serve?
We primarily serve Maryland, Washington, DC, and Virginia, with branch offices in Richmond and Virginia Beach.
How long has Environ-Civil Engineering been in operation?
We were founded in 1992 and have over 25 years of experience in environmental and civil engineering projects.
What certifications do your engineers hold?
Our engineers hold NASSCO PACP, MACP, and LACP certifications for sewer system evaluations and inspections.
Can you handle federal government contracts?
Yes, we are GSA Schedule holders (contracts 871-7, 899-1, and 899-7) for engineering and environmental consulting services.