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Our Services

At Wilson & Nesseralla, we provide specialized financial services exclusively tailored to the unique operational and regulatory demands of affordable housing developers and nonprofit organizations. By combining technical precision with a collaborative approach, we ensure your organization remains compliant, efficient, and positioned for long-term sustainability.
Clarity and Confidence for Complex Regulatory Environments
Assurance Services
We provide independent, rigorous assurance services that satisfy the requirements of lenders, grantors, investors, and regulatory agencies. Our team brings deep industry knowledge to every engagement, ensuring an efficient process that minimizes disruption to your daily operations. Affordable Housing Audits: Specialized assurance for Low-Income Housing Tax Credit (LIHTC) and Historic Tax Credit (HTC) projects, including final cost certifications, 10% tests, 95/5 tests, and annual audits. We have decades of expertise and relationships with governmental housing authorities, state finance agencies and investors. Financial Statement Audits, Reviews & Compilations: Tiered levels of assurance tailored to meet your board, lender, investor, or other requirements.
Regulatory & Compliance
Operating in the affordable housing and nonprofit sectors means navigating a maze of federal, state, and local regulations. At Wilson & Nesseralla, we transform compliance from a stressful administrative burden into a streamlined, predictable process. We have extensive experience in the following areas:
GAGAS Compliance Audits: Our specialized attest team maintains deep, up-to-date expertise in generally accepted government auditing standards (GAGAS) for entities requiring Yellow Book audits. HUD Compliance Audits: Comprehensive audits performed in accordance with HUD guidelines, including electronic submission to the Real Estate Assessment Center (REAC). OMB Single Audits: Thorough compliance audits under the Uniform Guidance for nonprofits expending significant federal awards, including electronic submission to the Federal Audit Clearinghouse (FAC). Other: Also experienced in Rural Development (RD), New Hampshire Housing Finance Authority (NHHFA), MassHousing, Massachusetts 40B, Office of Labor-Management Standards (OLMS), and Maine State Housing Authority (MSHA) reporting requirements.
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  • Tax Services
    Tax obligations for tax-exempt organizations and real estate partnerships are complex and constantly evolving. We look beyond basic tax preparation to provide strategic, year-round planning that aligns with your organizational goals. Affordable Housing Tax Returns: Complex partnership and corporate tax preparation for real estate developers and affordable housing portfolios.
    Nonprofit Information Returns (Form 990 Series): Accurate preparation of Forms 990, 990-EZ, 990-PF, and state charitable solicitations to maintain transparency and public trust. Unrelated Business Income Tax (UBIT): Strategic analysis and Form 990-T preparation to properly manage and minimize tax liabilities generated from non-exempt activities. Condominium & HOA Tax Returns: Specialized tax preparation and planning (including Form 1120-H) for condominium associations, housing cooperatives, and HOAs to ensure compliance and properly manage non-exempt function income.
    accountants@nesscocpa.com603-346-4677
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    11 South Main Street, Suite 200Concord, New Hampshire 03301
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