Our Niche

As businesses grow, so do their complexities. We are here for that.

Executives and management teams need advisors who can understand their business and industry, deliver integrated solutions, and provide deep, multi-faceted expertise necessary to move with confidence.

Who We Are

We are a U.S.-based CPA firm specializing in US and international tax strategies and solutions.

Strategic Tax Planning
M&A & Transaction Advisory
Tax Compliance and Reporting

Our firm was founded to meet the growing demand among growth and middle-market businesses for specialized expertise in U.S., cross-border, and international taxation, delivered with efficiency and clarity.

What We Bring

We are passionate about translating complexity into clarity. By designing practical, forward-thinking tax strategies, we empower our clients to make decisions that support growth and help manage risks.

With more than 20 years of Big 4 public accounting experience, we bring insights, agility, and real-world perspective—earned from serving and advising, at a global scale:

Top private equity and venture capital firms
Fortune 500 companies
Privately held businesses
High-net-worth individuals

Our experience spans across various industries, including asset management, financial services, fintech, technology, infrastructure, consumer products, life sciences, aviation, mining and drilling, and real estate, among others.

What You Can Expect

We are not just about numbers—we are about impact. Our goal is simple: To help you navigate complex transactions and tax landscapes with confidence, so you can stay focused on building, running, and growing your business.

Specialized & Efficient

As a niche tax advisory firm focused on U.S. and international taxation, we value your time and deliver bespoke solutions tailored to your business needs.

Extended Expertise

We bring and collaborate with seasoned specialists, including former Big 4 professionals, in areas such as transfer pricing, valuation, and state and local tax (SALT), so you get added value exactly when you need it.

M&A Skilled

Our M&A experience gives us a sharper, more strategic approach to business tax planning and tax compliance. We know how to spot opportunities others might miss, navigate risks effectively, and deliver results with a dealmaker’s mindset, aligned with your portfolio lifecycle and exit strategy.

Discover how our comprehensive services in strategic tax planning, M&A, and tax compliance can support your business.

To learn more about our leadership and our guiding principles, please read the sections below.

Our Leadership

Indhira Demorizi, CPA, MST Founder | CEO

Indhira founded illumina CPA Group after a distinguished 20+ year career with Deloitte and PwC, serving leading private equity and venture capital firms, Fortune 500 companies, private companies, and high-net-worth individuals across the US and globally.

Her vision for the company is to play a crucial role in helping businesses navigate the often complex world of taxation, especially with the added layers of cross-border and international considerations, and to bring practical strategies and solutions throughout the entire lifecycle.

Competencies

Indhira’s core competencies span various disciplines: U.S. and international tax planning and reporting, M&A deal structuring and tax due diligence, fund and management company structuring, global structuring for private and public companies, supply chain/value chain transformation, Pillar Two assessments, income tax provision/ASC 740, and tax planning for high-net-worth individuals.

She has led and collaborated in over a hundred M&A deals (structuring and due diligence), some with a deal size of over $1 billion. She has actively collaborated with companies in designing investment structures, performing tax due diligence on deals (acquisitions and exits), and implementing various go-forward strategies during post-close integration. In doing so, she worked closely with funds, portfolio companies, and various foreign teams across the network.

Value Proposition

Indhira's extensive experience and impressive track record certainly position her as a valuable asset to any client. Founding illumina CPA Group after a distinguished career with Deloitte and PwC highlights her commitment to providing specialized and personalized tax advisory services. Her vision to support growth and middle-market businesses with practical strategies throughout their entire lifecycle is inspiring.

With her broad expertise in areas such as U.S. and international tax planning, M&A deals, and global structuring, she brings a wealth of knowledge to the table. Leading and collaborating in over a hundred deal structuring and due diligence projects, some exceeding $1 billion, showcases her capability in handling complex and high-stakes transactions.

Indhira is not just an advisor but a strategic partner who builds strong relationships and delivers insightful solutions. Her recognition for high performance and leadership skills further underscores her dedication and impact in the field.

Our Business Essentials

We love what we do and are guided by three key principles.

Our Purpose

To create meaningful impact by helping businesses uncover opportunities, optimize returns, and manage risks.

Our Mission

To bring clarity, confidence, and insight to businesses navigating tax complexities—serving as a trusted partner throughout every stage of the business lifecycle.

Our Core Values

Illumina means to illuminate—to enlighten, to open, to free. This is the essence of everything we do.

Integrity & Excellence
We commit to quality, care, and integrity in every interaction.
Clarity & Simplicity
We transform complexity into clarity, making decisions easier and processes sustainable.
Knowledge Sharing
We empower decision-makers by imparting insights that guide the next course of action.
Vision & Opportunity
We see not only what is, but what can be—identifying possibilities and creating solutions.
Strategic Partnership
We collaborate as trusted advisors, blending technical expertise with practical insights.
Proactive Service
We strive to anticipate needs and opportunities, bringing confidence and peace of mind.
Enduring Relationships
We build lasting relationships founded on trust, care, and shared success.