Bookkeeping & QuickBooks
Online Solutions
Bookkeeping services, QuickBooks support, professional training, and career guidance | Available in English and Russian.

Founder of Mannaz Consulting

Marina Mannaz

Hi, I’m Marina, a Bookkeeper, QuickBooks Online ProAdvisor, and founder of Mannaz Consulting.

With 20+ years of accounting experience, I support US | UK small businesses, bookkeepers, and accounting professionals through bookkeeping services, QuickBooks Online support, practical education, HR assistance, and career guidance.

My team provides professional support in both: English and Russian
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Our Services
Mannaz Consulting helps small businesses and accounting professionals with bookkeeping, QuickBooks support, training, and career development
  • Build practical U.S. bookkeeping skills, learn QuickBooks Online, and prepare for the QBO ProAdvisor certification exam.

    • Realistic bookkeeping scenarios and hands-on QBO practice
    • Step-by-step guidance in Russian
    • Personal support from Marina Mannaz
    • Resume, LinkedIn, and job-search preparation
    • Small groups of up to 10 participants
    • QBO ProAdvisor exam preparation materials
    Next course starts August 17, 2026.
    8-week online program · Tuition: $1,090

    View about Course (in Russian)
  • Comprehensive 600+ page workbook designed to help you prepare for the certification exam.

    Bilingual materials: English content with Russian translation and explanations.

    Organized by exam topics.

    Level 1 Workbook is included in the “U.S. Bookkeeping Practicum” course as a bonus resource.
    Watch the Masterclass (in Russian)
  • A growing collection of English-language books and materials on U.S. accounting, QuickBooks Online, and professional communication.
    Designed to support your learning and help you work with real clients in the U.S.
    12 months access
    Updated regularly

    Included in the “U.S. Bookkeeping Practicum” course
    Get Library Access
  • Work with experienced bookkeepers and CPA support to keep your business finances accurate, tax-ready, and organized — with service available in English and Russian.
    Get a free consultation
  • We connect you with bookkeepers trained in U.S. accounting and QuickBooks Online through our program.
    Each candidate is prepared to handle daily bookkeeping tasks and support your business from day one.
    Find a Bookkeeper
  • Get professional help creating a strong resume, cover letter, and LinkedIn profile — tailored for the U.S. job market.
    Improve My Resume
  • Get expert guidance on U.S. bookkeeping and QuickBooks Online.
    Ask your questions, resolve issues, and improve how you manage your books.
    1-hour session — $50
    Q&A: answers to your bookkeeping and QuickBooks questions
    1.5-hour session — $150
    Q&A + mini audit of your books and QuickBooks setup
    Book a Consultation
  • Improve your bookkeeping with expert guidance and ongoing support.
    This program helps you identify errors, organize your books, and confidently manage your accounting in QuickBooks Online.

    Initial Audit Call (Deep Review)
    We review your books, identify errors, and create a clear action plan
    1 Month of Support
    Ongoing Q&A support via chat for your bookkeeping questions
    Final Review Call
    End-of-month check to ensure your books are accurate and complete.

    As a result
    Clean, organized books and confidence in managing your bookkeeping going forward.
    Start Coaching
  • Earn money by referring clients to our bookkeeping services.
    Share our services with your network and receive a reward for each successful referral.
    Learn More
We care about our clients and provide dependable, high-quality support at every step

QuickBooks Online Certified ProAdvisor
We use QuickBooks Online —
the leading accounting software for small businesses in the U.S.
As a certified QuickBooks Online ProAdvisor, I bring over 20 years of accounting experience, supported by a team of skilled bookkeepers specializing in QuickBooks.
We ensure your books are accurate, organized, and ready for tax reporting.

We make U.S. bookkeeping easy to understand and apply in real work

Get a free consultation

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I’m here to help!
Have questions? Feel free to reach out!
Schedule a free 15-minute call with Marina.
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