What We Do
From project conception to completion, TDS provides the expertise and relationships that keep Southern California infrastructure on track.
By the Numbers
150+
Years Combined Experience
150+
Projects Supported
50+
Agency Partners
95%
Client Retention
Let's talk about how TDS can support your next infrastructure project.
Services
Specialized consulting across every phase of infrastructure delivery
Support through every project phase — conception, planning, execution, and completion. We leverage relationships with Southern California communities, stakeholders, agencies, and third parties to secure early buy-in during project development and eliminate construction roadblocks before they happen.
Support through every project phase — conception, planning, execution, and completion. We leverage relationships with Southern California communities, stakeholders, agencies, and third parties to secure early buy-in during project development and eliminate construction roadblocks before they happen.
Full support of project permitting needs, from document control and administration through inspection and scheduling. We navigate the regulatory landscape so clients don't have to, managing submittals, tracking approvals, and ensuring compliance with local, state, and federal requirements.
Full support of project permitting needs, from document control and administration through inspection and scheduling. We navigate the regulatory landscape so clients don't have to, managing submittals, tracking approvals, and ensuring compliance with local, state, and federal requirements.
Understanding of local utility design standards and processes. We facilitate cost-effective design solutions including utility mapping and investigation, new service coordination, and utility relocation — reducing change orders and schedule delays.
Understanding of local utility design standards and processes. We facilitate cost-effective design solutions including utility mapping and investigation, new service coordination, and utility relocation — reducing change orders and schedule delays.
Estimating support focused on utilities and permitting. We help clients build accurate, competitive bids by providing reliable cost data grounded in real project experience.
Estimating support focused on utilities and permitting. We help clients build accurate, competitive bids by providing reliable cost data grounded in real project experience.
Expert coordination and communication resources embedded with client teams. We provide experienced professionals who integrate with federal, state, and local jurisdictions, leveraging established agency relationships to expedite the permitting process.
Expert coordination and communication resources embedded with client teams. We provide experienced professionals who integrate with federal, state, and local jurisdictions, leveraging established agency relationships to expedite the permitting process.
FAQ
What clients ask before getting started
We specialize in transportation, utilities, roadway, and public works projects across Ventura County and the greater Los Angeles region. Our work spans everything from highway construction to utility relocations.
We partner with public agencies, general contractors, and developers navigating the complexity of heavy civil work in Southern California.
We're founded by licensed electrical and civil engineers — not career consultants — who understand the technical and field realities of infrastructure work. Our senior-level team means you work directly with experienced professionals, not junior staff.
We're based in Simi Valley and serve all of Ventura County and the greater Los Angeles region, with relationships across Southern California municipalities, agencies, and utility providers.
Reach out through our contact page or give us a call. We'll discuss your project scope and determine how TDS can help keep it on schedule and on budget.