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  • While many tax professionals limit themselves to prepare and file your tax return, our professionals go the extra mile by providing
  • With over 30 offices across California, we are able to provide a comprehensive solution to your back office needs when it
  • All of us work hard to be able to: Send our children to institutions for higher learning. Create a successful retirement.
  • With the network of professionals within our organization, we are in an excellent position to provide your large business with advanced

Welcome to Blackline Partners, LLC

Blackline Partners is a collection of 34 boutique tax and accounting offices located throughout California. We have nearly 160 professionals and associates that serve nearly 18,000 tax and accounting clients. Blackline Partners is a leader in providing quality tax and accounting services to small entrepreneurial businesses and high net worth individuals.  Blackline is also a leader in emerging technology and socially and environmentally responsible.  

No crisis is too big or too small for Blackline.  Whatever your requirements may be we are confident that our qualified professionals will be able to offer a solution to meet your requests.  In addition to our general tax and accounting knowledge, other specialty areas include 1031 exchanges, PAL's, NOL's Agriculture, Audit, Compilations, Attest & Review, Estate and Trusts, HOA's, IRS Representation, Litigation Support, Master Limited Partnerships, Ministries/Priests, Multi-State, Non Profits/Exempt Organizations, Quickbooks Advisory, Registered Domestic Partners, Retirement & Financial Planning, Sales Use & Tax Compliance, Tax Court Representation and Wineries.

If you own and operate a tax practice, Blackline Partners can help you develop and expand.  Blackline has developed a unique model that allows each one of our offices an unlimited potential to grow by focusing on their clients rather than spending time on non-value added tasks. Practitioners benefit from our cost-effective platform that allows them to build their practice by spending more time with their clients.  See Acquisitions for more information about joining Blackline Partners.