Mill River Advisory
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    • Home
    • Our Values
    • Our Approach
    • About Us
    • Our Services
    • The Balance Sheet Blog
    • Contact Us
Mill River Advisory
  • Home
  • Our Values
  • Our Approach
  • About Us
  • Our Services
  • The Balance Sheet Blog
  • Contact Us

Trusted legal advice with a focus on solutions

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Trusted legal advice with a focus on solutions

Get Started

Our Values

Driving Impact through Strategic Partnership

We seek to be strategic partners to our clients, invested in your success and growth. Every client relationship is built on a foundation of trust, collaboration, and a shared commitment to achieving meaningful outcomes. By aligning our expertise with your vision, we help navigate challenges, uncover opportunities, and create solutions that support your goals—not just in the immediate term, but for the long-term.  

Embracing Dynamic Thinking

Whether crafting a novel governance structure, tackling complex regulatory hurdles, or designing a hybrid financing mechanism, we approach every matter with a fresh perspective.

Building Relationships That Last

Long-term relationships are at the heart of our practice. By taking the time to understand your unique challenges, industry, and goals, we provide tailored counsel that evolves with your needs. We want to be there for the milestones, the transitions, and the moments that define your organization’s trajectory.  

Our Approach

In-House Insights: Multidisciplinary and Grounded in Practice

We bring a perspective shaped by years of deep in-house experience, emphasizing practical, solutions-oriented strategies that help clients navigate complex challenges. We understand the importance of aligning legal frameworks with business objectives to identify clear, actionable paths forward. 


Our counsel is grounded in pragmatism, balancing legal rigor with a nuanced understanding of operational realities. Our goal is to provide not only legal clarity but also insights that empower clients to achieve their objectives while managing risk effectively. We do this by taking a multi-disciplinary approach that allows us to connect the legal considerations to the big picture, and become our clients' strategic partners in achieving their ultimate goals.

About Us

Lauren R. Caplan, Founder

Lauren has over twenty years of experience at the intersection of markets, impact, risk, and sustainability. She is dedicated to developing cross-sector solutions to address some of today’s most pressing challenges, combining legal expertise with a deep understanding of investment management and corporate governance.


Her work spans a diverse client base, including endowments, foundations, private investment fund sponsors, start-ups in both traditional and social enterprise sectors, and sustainable project developers. 


Professional Experience

Lauren previously served as:

  • Associate General Counsel, Yale University Investments Office and Office of the General Counsel;
  • General Counsel and Chief Compliance Officer for an early-stage energy finance company; 
  • Assistant General Counsel and ESG Policy Officer at Commonfund, an investment manager with assets under management of $25 billion;
  • Project Finance Associate at Chadbourne & Parke LLP in New York and London


Earlier in her career, Lauren worked in the U.S. Senate and led a nonprofit organization dedicated to breaking the link between poverty and poor health for children and families.


Thought Leadership

Lauren frequently speaks and writes on topics such as sustainable finance, innovative governance structures, and risk management. Lauren is also Lecturer in Management at Yale School of Management, teaching a class on navigating uncertain regulatory climates in asset management.


Education

  • JD, Georgetown University Law Center
  • AB, Harvard College


Admissions

  • CT
  • NY

Legal and Advisory Services

Institutional Investing

We provide strategic legal counsel to institutional investors, including endowments, foundations, family offices, and investment managers, with a focus on implementing best-in-class governance practices and structuring investment terms that further our client's best interests. Our services include advising on fiduciary responsibilities, sustainable investment strategies, and integrating ESG considerations into portfolio management. With deep expertise in regulatory compliance and risk management, we help institutional investors navigate the complexities of modern investment environments while upholding their missions and values.


Representative Projects: 

  • Negotiated private equity, venture, real estate, natural resource, hedge, equity and debt investments on behalf of endowments and foundations;
  • Advised private fund sponsor on creation and offering of low-carbon fund;
  • Advised endowments, foundations and their investment committees on creating and implementing responsible investing policies;
  • Structured customized screened portfolios for foundations and religious institutions

Blended Finance & Impact Investments

Our blended finance practice bridges the gap between public, private, and philanthropic capital to mobilize resources for impactful, sustainable development projects. We provide strategic legal counsel to structure innovative financing mechanisms that balance risk, return, and social outcomes. From designing public-private partnerships and catalytic funding arrangements to navigating regulatory frameworks, we help clients create effective vehicles for addressing complex global challenges. Whether working with governments, private funders, development finance institutions, impact investors, or nonprofits, our practical, solutions-oriented approach ensures that blended finance initiatives are legally sound, operationally efficient, and aligned with our clients' diverse objectives.


Representative Projects:

  • Advised private-public partnership on innovative energy financing program;
  • Advised developer of carbon capture projects relying on mix of private and public funding;
  • Advised partnership between multi-national development finance institution and nonprofit;
  • Advised early-stage company on structuring to receive impact investments;
  • Advised and negotiated purchase and sale of carbon offsets.

Emerging Companies

We provide entrepreneurial clients with dynamic legal solutions designed to support innovation and growth. From start-up formation to financing, building out your team, and contract negotiation, our counsel is tailored to the unique needs of emerging businesses. With a practical focus on mitigating risks and maximizing opportunities, we empower entrepreneurs to build strong foundations for sustainable success. We are with you not just for the start-up - we become partners who can support your operations as you grow and develop. We can also support hybrid impact structures and new corporate forms such as public benefit corporations.


Representative Projects:

  • Advised sustainable agriculture start-up on structuring for early-stage financing;
  • Advised start-up on the trade-offs of structuring as a benefit corporation;
  • Advised start-up creating new carbon sequestration technology on entity formation, NDA's, and vendor agreements.

Corporate Governance

In an era of heightened scrutiny, we assist corporations and asset owners in navigating the legal and reputational complexities that arise from increased stakeholder pressures on a broad range of issues. Our services include reviewing and crafting policies for responding to political and social engagement pressures from employees, investors and others; advising on best practice board governance procedures; and implementing transparency and accountability measures. We work closely with corporate leadership to align corporate governance policies and procedures with broader business objectives and ethical standards.


Representative Projects:

  • Advised company management on political engagement risk review and corporate governance best practice;
  • Advised institutional investors on due diligence process for evaluating investee corporate governance risk;
  • Advised board members on best practice policies and procedures for oversight of corporate political/social engagement

Nonprofit Governance

Our nonprofit governance practice is dedicated to helping mission-driven organizations achieve excellence in leadership, compliance, and operational effectiveness. We advise boards and executives on fiduciary duties, bylaw development, conflict-of-interest policies, and hybrid governance models. By fostering sound governance practices, we enable nonprofits to advance their missions while maintaining accountability and public trust.


Representative Projects:

  • Advised tax-exempt parent organization with taxable subsidiaries on regulatory, governance and cost-sharing provisions;
  • Advised large educational institution on conflict-of-interest policies;
  • Advised private foundation on process for review and approval of mission-related investments that complied with fiduciary duty requirements.

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Mailing Address: 268 Post Rd Ste 200 PMB 875707 Fairfield, Connecticut 06824-6220 US

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