- (832) 823-5099 TX
- (212) 353-3734 NY
City and Sea Group LLC (CAS Group) is a trusted engineering, urban planning, and program management firm providing services across the US and worldwide.
We deliver responsive solutions, strategic guidance, and proven tactics to successfully move complex projects from concept to completion.
- Advisory Services
- Planning & Engagement
- Coastal & Marine
We support investors by performing detailed, yet efficient due diligence of technical, operational, contractual, and management aspects of infrastructure and industrial investment opportunities. We focus on identifying and mitigating downside risks and enhancing upside potential.
- Technical Support & Due Diligence
- Site Screening & Selection
- Feasibility Studies
- Pre-FEED & FEED Services
- EPC Services Procurement, Bidding, & Management
- Risk Assessment & Mitigation
Planning & Engagement
Engagement is more than participation and reaction. For us, it means building consensus and support. We want communities, stakeholders, and our clients to feel they have been heard through meaningful dialogue with a trusted partner.
- Public & Stakeholder Engagement
- Public Relations & Outreach
- Event Planning & Management
- Meeting Facilitation & Facilitator Training
- Urban Planning
Coastal & Marine Engineering
Designing efficient, cost-effective, and resilient marine facilities and coastal structures including marine terminals and ports. Our global experience is valued by clients for our ability to understand local nuances and produce creative solutions.
- Coastal & Environmental Modeling
- Coastal & Waterfront Design
- Ports & Terminals
- Data Acquisition & Analysis
- Water Quality & Numerical Modeling
- Environmental Litigation
Program Management /
We help clients successfully move critical infrastructure projects from concept to completion with our proven processes, people, and procedures.
- Project & Program Management
- Construction Management & Oversight
- Claims Management
- Contracts Management
The CAS Group® Difference
We are specialists with a holistic approach, global perspective, and an efficient team operating like the power of many. We cultivate collaboration on all our projects. Technically proficient and commercially-minded, we know what it takes to move a project from start to finish. It’s in our DNA to delight clients with smart solutions that go beyond what is expected.
- We collaborate with clients to crystallize objectives
- Elite professionals respond to clients' unique needs
- Experienced, knowledgeable, & accountable experts
- Robust documentation expected from large firms
- Rigorous execution results is our strong reputation
Since 2010, CAS Group® has been integral to the delivery of $2 billion worth of infrastructure and involved in the development of $4 billion more. No project is too big or too small. Visit our Project Portfolio here.
Small-Scale LNG Facility
Owner's Advisor & Contracts Manager for implementation of first coastal small-scale LNG production facility with barge, road, & rail access.
Assisted New York City Housing Authority with visioning process for three of its public housing developments.
Sectors We Serve
Maritime · Ports & Terminals · Oil & Gas · Power · Industrial · Utilities · Heavy Civil · Rail · Transportation · Waterfront · Community · Economic · Disaster Recovery · Resilience
What Our Clients Say
Decision-makers choose CAS Group. We provide services to investors, owner/operators, consultant teams, and government agencies. Client satisfaction is our goal as evidenced by word-of-mouth referrals and repeat clientele.
Click here for a representative list of CAS Group’s clients.
To paraphrase Bill Parcells, we are very cognizant that you were asked to cook the meal, but not allowed to buy the groceries. But we do think of you as the Bill Belichick of Owner’s Reps!
I have really been impressed with the work you and your team all are doing...We work with a lot of great contractors, but I particularly appreciate your quality of work and the efficiency of your work style.
Have engaged CAS Group on several projects and rate them as our #1 contractor.
Very comfortable and confident in their ability to keep your projects on time and budget.
CAS Group will meet and beat your expectations.