Proudly serving local, tri-state, national, and international clients.
Whether your needs are to manage your personal Finances or differentiating your Business Operations, We make it Easy!
Services We Offer
Opus LLP provides a full spectrum of traditional tax, accounting, and assurance services; financial, risk, and transaction advisory services; valuation, forensic and litigation services; technology consulting and managed services; and an extensive portfolio of specialty and niche industry practices.
Business owners and managers choose Marcum for our pragmatic, industry-focused insights. Our mission is to help your organization become more successful.

Why Opus LLP?
Opus LLP is a national accounting and advisory services firm dedicated to helping entrepreneurial, middle-market companies and high net worth individuals achieve their goals. Since 1951, clients have chosen Opus LLP for our deep expertise and insightful guidance in helping them forge pathways to success, whatever challenges they’re facing.
Opus LLP offers a complete spectrum of tax, assurance and advisory services, as well as an extensive portfolio of industry-focused practices with specialized expertise for both privately held and publicly registered companies, and nonprofit and social sector organizations.
Industry Focus
Opus LLP provides a full suite of solutions designed to help organizations overcome complex financial, regulatory, and operational challenges.

Alternative Investments
Navigate tax complexities, compliance, and reporting requirements with accounting, tax, and risk solutions.

Arts & Entertainment
Protect assets, enhance planning, and improve operational performance with tailored strategies for media, film, and performing arts.

Capital Markets
Ensure SEC compliance, enhance financial reporting, and manage risk.

Construction
Enhance project financial management, workforce benefits, risk mitigation, and compliance strategies.

Consumer & Industrial Products
Optimize supply chain efficiency, manage risk, and enhance financial performance with tailored solutions.

Digital Assets & Blockchain
Stay ahead in blockchain, crypto, and fintech with accounting, compliance, and tax solutions designed for the digital economy.
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Enrich Your Career
Opus LLP offers a great career with exceptional benefits.
There’s a lot to think about when it comes to launching your accounting career. At Opus LLP, we offer you a world of opportunity, a highly competitive salary, exceptional benefits, flexible work options, and industry-leading technology, all within an environment that values your contributions and supports your professional growth.
