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Business Details
20 Years
experience
Your Trusted Partner for Civil Engineering Solutions in St. Petersburg
We are driven by innovation, technical excellence, and integrity. Our success stems from listening carefully, exploring possibilities, and developing solutions that make a difference. We deliver integrated sustainable solutions in water resources consulting, civil engineering, and management, prioritizing economic, social, and environmental value. Our approach balances sustainable practices with resource sensitivity to foster economic growth and development. We focus on people and quality, collaborating with clients and partners to create livable, workable, and enjoyable spaces.

Our mission enhances communities through engineering excellence, while our vision aims to be a trusted leader in resilient infrastructure solutions. We value creativity, integrity, and passion in building lasting partnerships. Our teams deep understanding of Floridas unique environment ensures reliable technical expertise and optimal project performance.
Services
Water Resources & Resiliency Civil Engineering Management Support Services Environmental Permitting Transportation Design
Details
  • Year established: 2006
Highlights and features
  • Over a century of collective experience in Floridas infrastructure projects
  • Delivered $1B+ in completed projects with 97% client retention
  • Secured $34M+ in third-party funding for client initiatives
  • Specialized expertise in Floridas regulatory and environmental requirements
  • Integrated approach to sustainable, cost-effective engineering solutions
Services
Civil Engineering
Our civil engineering services focus on sustainable infrastructure solutions for public agencies. We provide site planning, roadway design, utility systems, and environmental compliance. Our team ensures projects meet regulatory standards while addressing budget and community needs. With deep expertise in Floridas unique challenges, we deliver resilient, cost-effective designs for transportation, utilities, and public spaces.
Water Resources & Resiliency
We specialize in watershed management, stormwater systems, and flood abatement projects. Our solutions integrate environmental protection with infrastructure resilience. Services include basin planning, drainage design, and climate adaptation strategies. Weve completed 33+ watershed plans and $1B+ in water-related projects across Florida.
Environmental Permitting
Our team navigates complex permitting processes for water use, wetlands, and stormwater management. We secure approvals from local, state, and federal agencies, including USACE and NPDES permits. Our expertise reduces delays and ensures compliance with environmental regulations for sustainable project outcomes.
Management Support Services
We offer project management, technical reviews, and construction oversight for public infrastructure. Services include permit reviews, staff augmentation, and turnkey construction management. Our approach ensures projects stay on schedule, within budget, and aligned with client objectives through rigorous quality control.
Transportation Design
Our transportation services include roadway design, complete streets, and traffic calming solutions. We focus on safety, accessibility, and multimodal networks. Projects range from neighborhood improvements to regional transportation corridors, integrating sustainable practices and community input for functional, future-ready infrastructure.
People
Dikran Kalaydijan
Principal
Licensed Professional Engineer with ENV SP and LEED AP certifications, specializing in sustainable infrastructure solutions and resilient design for Florida's unique environments.
Davood Ghasemian
Senior Water Resources Engineer
PhD holder with expertise in hydrological modeling and water resources management, focusing on climate adaptation and flood mitigation strategies for public agencies.
Adam Marshall
Senior Water Resources Engineer
Licensed Professional Engineer with extensive experience in watershed planning, stormwater systems, and regulatory compliance for large-scale infrastructure projects.
RJ Ezazi
Senior Project Manager
Project management expert overseeing complex civil engineering initiatives, ensuring alignment with client goals, budgets, and timelines across Florida's public sector.
Elliot Hill
Project Engineer
Supports infrastructure design and implementation with technical analysis, focusing on sustainable solutions for transportation and utility systems.
Questions
What services does Land & Water Engineering Science offer?
We provide civil engineering, water resources consulting, environmental permitting, transportation design, and management support services for public infrastructure projects.
Which areas do you serve?
We operate across central and southwest Florida, including Tampa, St. Petersburg, Largo, and surrounding counties.
How experienced is your team?
Our team has over a century of combined experience in Florida infrastructure projects, with specialized knowledge of local regulations and environments.
Can you help secure project funding?
Yes, we’ve secured $34M+ in third-party funding for client initiatives through grant applications and financial planning.
What makes your approach unique?
We integrate sustainable practices with technical expertise to deliver cost-effective, resilient solutions tailored to Florida’s environmental challenges.