LGA Executive and Leadership Team

July, 2026

Leadership Overview

LGA has 4 executives leading key functions including finance, operations, and business advisory.

Driven by a commitment to client success, LGA delivers comprehensive accounting and business consulting services, fostering collaboration and exceptional client care across diverse industries.

Leadership Roles at LGA

  • Chief Financial Officer - Paula Ellenberg
  • Partner and Head, Fractional Chief Financial Officer Practice, Business Advisory Services - Sieker Steven
  • Partner and Fractional Chief Financial Officer Practice Head - Business Advisory Services - Steven Sieker
  • Chief Operating Officer - Dilia Teixeira
  • Paula Ellenberg - Chief Financial Officer

    Paula Ellenberg, the Chief Financial Officer at LGA, directs the firm's financial strategy and fiscal operations. Overseeing all financial planning, budgeting, and reporting, Ellenberg ensures robust financial health and compliance across the organization. This leadership role involves managing investment strategies and optimizing resource allocation to support LGA's growth objectives. By analyzing financial data, Paula Ellenberg identifies key trends and opportunities for enhanced profitability and operational efficiency. The Chief Financial Officer's oversight extends to risk management and the implementation of financial controls, safeguarding the firm's assets and stakeholder interests. This executive drives financial integrity and supports strategic decision-making through precise financial insights, contributing directly to LGA's sustained market presence and client trust in the Greater Boston area.

    Sieker Steven - Partner and Head, Fractional Chief Financial Officer Practice, Business Advisory Services

    Sieker Steven, the Partner and Head, Fractional Chief Financial Officer Practice, Business Advisory Services at LGA, spearheads the firm's specialized fractional CFO services. This leadership position involves guiding clients through complex financial challenges by providing strategic financial leadership on a part-time basis. Sieker Steven directs the development and delivery of tailored advisory solutions, focusing on audit assurance, tax services, and financial forensics for sectors including construction, real estate, and technology. The Partner's expertise ensures clients receive high-level financial guidance that supports their business objectives and navigates market intricacies. By fostering strong client relationships, Steven cultivates trust and delivers measurable financial improvements. This role is pivotal in expanding LGA's reach and impact within the Greater Boston business community, reinforcing the firm's reputation for exceptional client care and collaborative problem-solving.

    Steven Sieker - Partner and Fractional Chief Financial Officer Practice Head - Business Advisory Services

    Steven Sieker, the Partner and Fractional Chief Financial Officer Practice Head - Business Advisory Services at LGA, leads the strategic direction and client engagement for fractional CFO services. This executive role focuses on delivering comprehensive business advisory solutions, including financial forensics and outsourced accounting, to a broad spectrum of clients. Sieker directs the team in providing expert financial oversight and strategic planning, particularly for construction firms, real estate developers, and technology companies. The Partner's commitment to exceptional client care is evident in the personalized strategies developed to address unique client needs. By leveraging extensive experience, Steven Sieker enhances financial performance and operational efficiency for businesses across the Greater Boston area. This leadership ensures LGA's continued prominence in providing high-value financial consulting and collaborative support.

    Dilia Teixeira - Chief Operating Officer

    Dilia Teixeira, the Chief Operating Officer at LGA, manages the firm's day-to-day operational activities and service delivery. Overseeing process optimization and workflow efficiency, Teixeira ensures seamless execution of accounting and business consulting services for a diverse client base. This critical role involves enhancing operational scalability and client satisfaction through effective resource management and strategic implementation of best practices. By streamlining internal operations, Dilia Teixeira supports the firm's capacity to serve construction firms, real estate entities, dentists, high-net-worth individuals, nonprofits, and technology companies. The Chief Operating Officer's focus includes driving operational excellence and fostering a collaborative environment that aligns with LGA's dedication to exceptional client care. Teixeira's leadership ensures that LGA consistently meets the unique challenges of its clients across the Greater Boston region and beyond.
    Dilia Teixeira

    Frequently Asked Questions Regarding LGA Top Executives and Leadership Team

    Who leads LGA?
    LGA is led by Paula Ellenberg (Chief Financial Officer), along with executives such as Sieker Steven (Partner and Head, Fractional Chief Financial Officer Practice, Business Advisory Services) and Steven Sieker (Partner and Fractional Chief Financial Officer Practice Head - Business Advisory Services).
    Who is part of LGA’s executive team?
    The executive team of LGA includes leaders such as Paula Ellenberg (Chief Financial Officer), Sieker Steven (Partner and Head, Fractional Chief Financial Officer Practice, Business Advisory Services), Steven Sieker (Partner and Fractional Chief Financial Officer Practice Head - Business Advisory Services) and other senior executives.
    How many executives does LGA have?
    LGA has 4 executives leading key business areas.
    What roles are included in LGA’s leadership team?
    The leadership team of LGA includes roles such as Chief Financial Officer, Partner and Head, Fractional Chief Financial Officer Practice, Business Advisory Services, Partner and Fractional Chief Financial Officer Practice Head - Business Advisory Services, Chief Operating Officer.