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45 Years
experience
CDP - Expert Construction Project Management Solutions
Since 1981, we have delivered tailored project management solutions to organizations across construction, engineering, energy, and related industries. Our expertise lies in bridging technology with real-world operational needs, offering integrated systems that eliminate silos and enhance efficiency. Our team combines deep industry knowledge with technical proficiency, ensuring clients receive solutions aligned with their unique processes.

With a proven implementation methodology and a focus on knowledge transfer, we empower organizations to sustain success beyond our engagement. Our partnerships with leaders like Oracle and Trimble position us to provide cutting-edge tools alongside hands-on support. We prioritize accountability, problem-solving, and growth, ensuring every project meets long-term strategic goals while addressing immediate challenges.
Services
Application Integration Construction Job Costs Custom Report Writing Estimating and Budgeting Implementation Support Scheduling Services Staff Augmentation Software Training Cloud Hosting Timesheet Management
Details
  • Year established: 1981
Highlights and features
  • We have 40+ years of experience in project management software for construction and engineering.
  • Our team combines technical expertise with real-world industry experience across multiple sectors.
  • We offer tailored implementation strategies with proven methodologies for minimal operational disruption.
  • We maintain Premier Partner status with Oracle Primavera and Trimble Viewpoint.
  • Our solutions integrate systems to eliminate data silos and improve cross-departmental collaboration.
What people say
Terrific support Exceptional responsiveness Great resource Streamlined processes Knowledgeable team
Services
Application Integration
Our integration services synchronize critical systems like Oracle Primavera and Trimble Spectrum, eliminating duplicate data entry and improving accuracy. By leveraging APIs and custom development, we ensure real-time data flow across platforms. This allows organizations to maintain a single source of truth for informed decision-making.
Construction Job Costs
Monitor profitability with real-time job costing tools that track expenditures, payroll, and over/under billings across projects. Our solutions provide visibility into committed costs and cash flow, enabling proactive adjustments to maximize returns on construction investments.
Custom Report Writing
Transform raw data into actionable insights through tailored reports using Crystal Reports, SQL, and Power BI. We ensure standardized, accessible reporting that aligns with organizational KPIs and streamlines compliance, forecasting, and performance evaluations.
Estimating and Budgeting
Improve bid accuracy and forecasting with tools like InEight and Oracle Primavera. Our services standardize estimating processes, incorporate historical data, and analyze productivity factors to create reliable budgets that reduce cost overruns during project execution.
Implementation Support
Our phased implementation methodology minimizes disruption while aligning tools like Spectrum and Primavera with organizational workflows. We provide end-to-end support from planning to training, ensuring sustainable adoption and measurable ROI for project management systems.
People
Paul Riefenberg
President
Paul has led CDP since 1997, growing the company from a Carolinas-based firm to a national provider of project management solutions. With expertise in scheduling and construction controls, he focuses on aligning client needs with strategic technology adoption.
Brett Kligerman
Vice President
Brett oversees sales and business development across multiple regions. With prior experience at Primavera Systems and construction firms, he specializes in project portfolio management and client growth strategies for engineering and infrastructure clients.
Questions
What industries does CDP serve?
We specialize in construction, engineering, energy, manufacturing, aerospace, defense, utilities, and IT sectors, providing tailored project management solutions across these industries.
What software platforms does CDP support?
We support Oracle Primavera, Trimble Spectrum, InEight, Phoenix Project Manager, and other construction-centric tools through integration, training, and implementation services.
How does CDP handle custom reporting needs?
We develop customized reports using Crystal Reports, SQL, and Power BI or train your team to create standardized reports that align with your organization's specific requirements.
Can CDP help with software implementation?
Yes, our proven implementation methodology includes planning, prototyping, testing, and training to ensure systems like Primavera and Spectrum align with your operational workflows with minimal disruption.
Do you offer remote training options?
All instructor-led classes are available online, with self-guided training modules and private sessions tailored to client-specific processes and needs.
What geographic areas do you serve?
We support clients nationwide across the United States, with regional resources that minimize travel while providing localized implementation and support services.
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