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Trusted Real Estate Consulting Services in San Rafael
Realty Solutions Group is a premier real estate consulting firm with over 25 years of experience delivering expert analysis, strategic advice, and dispute resolution services. Founded by Dr. John J. D'Andrea, our team combines deep academic expertise in economics with hands-on industry experience to serve clients across the real estate spectrum. We specialize in real estate expert witness testimony, portfolio analysis, investment consulting, and green building finance, working with leading institutions, law firms, and investors. Our proprietary methodologies for quantifying green building benefits and our track record in high-stakes litigation have established us as industry leaders. With a client-centric approach, we provide tailored solutions for property valuation, loan portfolio management, and sustainable development.

Our work spans commercial, residential, and mixed-use projects, including complex transactions involving billion-dollar loan pools and historic property restoration. Backed by a Ph.D. in economics from Princeton University and decades of experience at Deloitte & Touche, we offer unparalleled analytical rigor and practical insight. Our clients benefit from transparent communication, evidence-based decision-making, and a commitment to resolving disputes equitably and efficiently. We maintain active involvement in industry innovation through the Green Building Finance Consortium and continue to shape best practices in real estate finance and sustainability.
Services
Real Estate Expert Witness Portfolio Analysis Real Estate Investment Consultant Green Building Consulting Loan & Finance Consulting
Highlights and features
  • We offer over 25 years of experience in real estate consulting and expert witness services
  • Our principal holds a Ph.D. in economics from Princeton University
  • We've provided expert testimony in 20+ court cases with successful outcomes
  • We pioneered green building underwriting practices through the Green Building Finance Consortium
  • Our clients include major law firms and financial institutions nationwide
What people say
Highest level of professionalism Expert played a big part Successfully resolved our case Complex issues clearly explained Top of his profession
Services
Real Estate Expert Witness
Our expert witness services leverage decades of real estate experience to provide authoritative analysis in litigation matters. We deliver comprehensive reports, deposition testimony, and trial presentations for cases involving property valuation, loan disputes, and real estate standards of care. Our clients benefit from our proven track record in complex commercial mortgage-backed securities cases and our ability to clearly communicate technical concepts to legal professionals and juries.
Portfolio Analysis
We conduct in-depth analysis of real estate portfolios for financial institutions and investors. Our services include cash flow projections, investment value appraisals, and collateral deficit reviews for multi-billion dollar loan pools. We help clients assess portfolio performance, develop workout strategies, and make informed decisions about property acquisitions and dispositions in both performing and non-performing asset contexts.
Green Building Consulting
Our green building consulting services help stakeholders optimize sustainability investments through financial analysis. We evaluate life-cycle costs, quantify environmental benefits, and develop underwriting standards for energy-efficient properties. Our work with the Green Building Finance Consortium has created industry-leading frameworks for assessing the financial impact of sustainable building features in new construction and rehabilitation projects.
Loan & Finance Consulting
We provide strategic financing advice for residential and commercial real estate clients. Our services include loan workout analysis, financing structure optimization, and risk assessment for mortgage portfolios. We assist homeowners with distress property solutions and help institutional clients develop innovative financing strategies for large-scale developments and investment funds.
Real Estate Investment Consultant
Our investment consulting services combine market research with financial modeling to guide real estate decisions. We conduct feasibility studies, return on investment analyses, and risk assessments for residential, commercial, and mixed-use developments. Our clients receive data-driven recommendations on property acquisitions, development strategies, and portfolio management tailored to their specific investment goals and market conditions.
People
John J. D'Andrea
Principal and Founder
Dr. D'Andrea has 25+ years of experience in real estate consulting, finance, and expert testimony. He holds a Ph.D. in economics from Princeton University and has worked with major financial institutions and law firms. His expertise spans real estate valuation, portfolio analysis, and sustainable building finance. He founded the Green Building Finance Consortium and has provided expert testimony in 20+ court cases.
Questions
What real estate services do you specialize in?
We specialize in expert witness testimony, portfolio analysis, investment consulting, and green building finance for commercial and residential properties.
How can you help with real estate litigation?
We provide expert reports, deposition testimony, and trial support in cases involving property valuation, loan disputes, and real estate standards of care.
What experience do you have with green building projects?
We've developed underwriting standards for sustainable properties and advised on energy-efficient developments through the Green Building Finance Consortium.
How do you approach investment analysis?
We combine market research with financial modeling to assess feasibility, returns, and risks for residential, commercial, and mixed-use developments.
What makes your expert testimony services unique?
Our Ph.D. in economics and 25+ years of industry experience provide unparalleled analytical depth combined with practical real-world understanding.