Accounting, reporting, controllership, and valuation expertise.

Our professionals serve as an extension of clients' accounting and reporting teams, bringing Big Four, national firm, controllership, valuation, and technical advisory experience to companies that range from private start-ups to Fortune 500 companies, many for more than a decade.

Steve Rivers
Managing Partner
CPA

Steve is the co-founder and Managing Partner of Rivers & Moorehead, bringing over 30 years of experience across public accounting, corporate finance, and consulting.

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Professional Experience

  • Managing Partner, Rivers & Moorehead (Founder 2004)
  • Interim Vice President of Corporate Accounting, Avnet, Inc.
  • Controller, ON Semiconductor
  • Audit Associate, KPMG and Arthur Andersen
  • Certified Public Accountant, Arizona

Education

  • B.S. Accounting, Indiana University Bloomington
Brian Jones
Partner

Brian leads the Business Valuation Services practice. Brian has over 30 years of experience performing valuation engagements for various public and private entities, including many Fortune 500 companies.

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Professional Experience

  • Partner, Rivers & Moorehead (Joined in 2014)
  • Partner and Financial Reporting Practice Leader at Kotzin Valuation Partners (now JS Held)
  • Vice President, Corporate Value Consulting at Duff & Phelps
  • Valuation at PwC

Education

  • M.S. Capital Markets & Financial Engineering, Illinois Institute of Technology
  • B.S. Economics, Oregon State University
Tammy Rivers
Partner
CPA, CFE

Tammy leads R&M's SOX consulting services within the SEC Compliance practice. She brings over 30 years of experience in internal audit, public accounting, and industry roles.

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Professional Experience

  • Partner, Rivers & Moorehead (Founder 2004)
  • Internal Audit World Manager, On Semiconductor
  • Finance Special Projects Manager, On Semiconductor
  • Assurance Staff, PwC and KPMG
  • Certified Public Accountant, Arizona
  • Certified Fraud Examiner

Education

  • B.S. Accounting, Loyola University
Shawn Moore
Partner

Shawn brings over 30 years of extensive in-house experience to R&M's Controllership Services, Financial Reporting, and Staff Augmentation practices.

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Professional Experience

  • Partner, Rivers & Moorehead (Joined in 2007)
  • Consultant to Skanon, Kinematics, Rogers Corporation, Bio2 Medical and other public and private clients
  • CFO, Pinnacle Transportation
  • Accounting Manager, Knight Transportation
  • Controller, Roadwest Transportation
  • Regional Accountant, Fleetwood RV, Inc.

Education

  • MBA, University of Phoenix
  • B.S. Business/Economics with a specialization in Accounting, Eastern Oregon University
Kevin Marcelo
Partner
CPA

Kevin has over 25 years of experience in public accounting and consulting, specializing in SEC compliance, controllership services, and technical accounting.

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Professional Experience

  • Partner, Rivers & Moorehead (Joined in 2010)
  • Consultant to ON Semiconductor, Amkor Technology, The Joint and other public and private clients
  • Senior Manager, Deloitte
  • Certified Public Accountant, Arizona

Education

  • B.S. Economics and Accounting, University of California, Los Angeles
Alex Manuel
Partner
CPA

Alex has over 15 years of experience in financial consulting and public accounting. He works across technical accounting, IPO readiness, and financial reporting, serving a wide range of public and private clients with deep expertise in U.S. GAAP and SEC standards.

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Professional Experience

  • Partner, Rivers & Moorehead (Joined in 2017)
  • Consultant to GPS Insight, Verra Mobility, and other public and private clients
  • Consulting Controller at TPI Composites
  • Manager, Ernst & Young
  • Certified Public Accountant, Arizona
  • Board Member & Treasurer, Arizona-based nonprofit

Education

  • B.S. Accounting, University of Arizona
Eric Wolf
Partner

Eric specializes in the valuation of complex securities, including derivative financial instruments, equity instruments, and debt securities. Clients include public companies, private equity firms, hedge funds, and various closely-held entities.

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Professional Experience

  • Partner, Rivers & Moorehead (Joined in 2015)
  • Manager at Kotzin Valuation Partners (now JS Held)

Education

  • B.S. Arizona State University
Austin P. Kupper
Director – Technical Accounting
CPA

Austin brings over 20 years of technical accounting and consulting experience, with deep expertise in U.S. GAAP, SEC reporting, and audit readiness. He is known for his analytical approach to complex accounting issues.

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Professional Experience

  • Director, Rivers & Moorehead (Joined in 2016)
  • Consultant to MedAvail Holdings, Udemy, HOPCo and other public and private clients
  • Supervisor, RSM US LLP
  • Senior Associate, PwC LLP
  • Senior Associate, CBIZ CPAs
  • Certified Public Accountant, Arizona

Education

  • B.S. Accountancy, Arizona State University
Cory Strengholt
Director
CPA

Cory has over 10 years of experience in public accounting and advisory. He brings Big Four training and industry consulting experience across a wide variety of clients, including both public and private entities.

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Professional Experience

  • Director, Rivers & Moorehead (Joined in 2018)
  • Consultant to ON Semiconductor, TPI Composites, Trulieve, and other public and private clients
  • Manager, Ernst & Young
  • Certified Public Accountant, Arizona

Education

  • M.S. Accountancy, Arizona State University
  • B.S. Accounting, Calvin College
Amy Odgers
Senior Manager
CPA

Amy has over 10 years of experience including Big Four audit and consulting roles. She supports clients with IPO readiness, audit preparation, outsourced controllership, and SEC compliance, with strong technical skills in financial reporting and internal controls.

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Professional Experience

  • Senior Manager, Rivers & Moorehead (Joined in 2019)
  • Consultant to Unical Aviation, The Joint Corp., Verra Mobility and other public and private clients
  • Audit Manager, Ernst & Young
  • Certified Public Accountant, Arizona

Education

  • M.S. Accountancy, University of Arizona
  • B.S. Accountancy, University of Arizona
Amro Hussien
Manager
CPA

Amro brings over 10 years of experience, including over seven years of public accounting experience. He supports clients with outsourced controllership and complex financial reporting needs across both public and private companies.

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Professional Experience

  • Manager, Rivers & Moorehead (Joined in 2021)
  • Consulting Controller at TurbineAero, Inc.
  • Senior, Henry & Horne (now Baker Tilly)
  • Senior at Wallace, Plese & Dreher
  • Certified Public Accountant, Arizona

Education

  • MBA in Accounting, University of Texas – El Paso
  • BBA in Accounting, University of Texas – El Paso
Kara Stratz
Manager
CPA

Kara has over 10 years of accounting experience across Big Four audit and in-house accounting management roles. She supports clients with outsourced controllership, audit preparation, and purchase accounting across public and private companies.

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Professional Experience

  • Manager, Rivers & Moorehead (Joined in 2025)
  • Consultant to The Joint Corp., Unical Aviation, Providence Medical Technology and other public and private clients
  • Accounting Manager, Insight
  • Audit Senior, Deloitte
  • Assurance Associate, RSM US LLP
  • Certified Public Accountant, Arizona

Education

  • Master of Accountancy, Arizona State University
  • B.S. Accounting, Northern Arizona University
Nicole McKinney
Manager
CPA

Nicole has over 10 years of experience, including over eight years of Big Four experience, serving a wide range of public and private clients.

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Professional Experience

  • Manager, Rivers & Moorehead (Joined in 2024)
  • Manager, Deloitte
  • Certified Public Accountant, Arizona and Minnesota

Education

  • B.S. Public Accounting, Gustavus Adolphus College
Spencer Lauber
Manager
CPA

Spencer has over 10 years of accounting experience in both audit and private industry. As an auditor at BDO, Spencer assisted and led audits of multiple industries, including private equity, financial services, outsourced staffing, and wholesaling.

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Professional Experience

  • Manager, Rivers & Moorehead (Joined in 2024)
  • Consultant to The Joint Corp., Alan & James Partners and other public and private clients
  • Experienced Senior Auditor – BDO
  • Accounting Manager at Hines
  • Development Accounting Manager at Catellus Development Company

Education

  • Bachelor’s of Business Administration, dual concentration in Accounting and Management Information Systems, Gonzaga University
Michelle Sarkisian
Manager
CPA

Michelle has over 5 years of Big Four experience supporting financial services and tech clients. She focuses on audit readiness, internal controls, SEC reporting, and technical accounting.

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Professional Experience

  • Manager, Rivers & Moorehead (Joined in 2025)
  • Consultant to Udemy, ON Semiconductor, Momentus Space and other public and private clients
  • Manager, Deloitte
  • Certified Public Accountant, Arizona

Education

  • M.S. Accountancy, Arizona State University
  • B.S. Accounting, University of Arizona
Dani Cashman
Manager
CPA

Dani has over 5 years of accounting experience across public accounting and private industry within multiple sectors, including aerospace and consumer products. She supports clients with outsourced controllership and audit preparation.

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Professional Experience

  • Manager, Rivers & Moorehead (Joined in 2025)
  • Accounting Manager, Peace Out
  • Audit Senior, Deloitte
  • Certified Public Accountant, Arizona

Education

  • B.S. Accounting, University of Arizona
Russell Picconi
Manager
CPA

Russell has over 10 years of experience across public accounting and technical advisory, including more than six years focused on hedge accounting and derivatives. He supports clients with financial reporting, financing transactions, and purchase accounting.

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Professional Experience

  • Manager, Rivers & Moorehead (Joined in 2026)
  • Consultant to Qoros Health, CRS Temporary Housing, Momentus Space and other public and private clients
  • Hedge Accountant, Chatham Financial
  • Senior Associate, BKD (now Forvis Mazars)

Education

  • B.S. Accounting and Finance, Regis University
Gabe Lombard
Manager

Gabe has over 5 years of experience and supports the firm's audit prep and outsourced accounting services.

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Professional Experience

  • Manager, Rivers & Moorehead (Joined in 2024)
  • Consultant to Cash Flow Management, Venturi Supply, Verra Mobility and other public and private clients
  • Audit Senior, Ernst & Young
  • Audit Associate, BDO

Education

  • M.S. Accounting, University of Arizona
  • B.S. Accounting, University of Arizona
Liam Judge
Manager

With over six years of experience in public accounting and accounting advisory, Liam has served public and private company clients across a wide variety of industries, including construction, healthcare, and technology.

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Professional Experience

  • Supervising Senior, Connor Group
  • Senior, BDO

Education

  • Bachelor of Science in Accountancy, Arizona State University
Matt Samsky
Consultant
CPA

Matthew has over eight years of public accounting experience and works within the firm's Accounting Advisory and Financial Reporting practice areas. He specializes in financial reporting for public and private companies and research on complex accounting transactions.

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Professional Experience

  • Audit Senior at BDO USA, LLP in Phoenix
  • Financial Reporting Supervisor at Harvest Health & Recreation, Inc.
  • Certified Public Accountant in Arizona

Education

  • Master of Accounting, Arizona State University
  • Bachelor of Science, Accounting, Arizona State University
Gina Piergallini
Consultant
CPA

With over 11 years of public accounting experience, Gina has served public- and private-company clients across a wide variety of industries.

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Professional Experience

  • Director at BDO
  • Certified Public Accountant in Arizona

Education

  • Master of Accounting, Arizona State University
  • Bachelor of Science, Accounting, The University of Arizona