One Source Services …..

At One Source Services, Inc. dba Sherman Oaks Accounting & Bookkeeping, our mission is to simplify finances, improve quality of life, and deliver peace of mind through high-quality accounting services. Some of our offerings include bookkeeping, tax planning, payroll, CFO services, QuickBooks training and support, and other accounting assistance. Our team of certified QuickBooks Pro Advisors are passionate about getting things done, solving problems, cultivating results and helping people make informed decisions.

Do you feel overwhelmed keeping up with payroll, reporting sales for quarterly taxes, or managing employee benefits?

Do you know where to start maximizing your deductions during tax crunch time?

Could you benefit from a second set of eyes analyzing your finances without hiring an expensive CFO or full-time accounting employee?

Sherman Oaks Accounting & Bookkeeping is a virtual one-stop-shop for all of your accounting needs. We offer bookkeeping, QuickBooks training and support, tax preparation & planning, payroll management, credit repair, and even business formation and consulting services.

We always tailor our services and custom packages to fit your needs.

We will work remotely, in our office or yours; our work spaces are as flexible as our skill sets!

Our business is to mind your business and give you peace of mind.

Are you ready to get started?

Let's grow together.

Let’s Get Started

Simplify Your Finances – Find Peace Of Mind – Improve Life Quality

Call Today (818) 501-3336

Successful businesses rely on the dedicated professionals at One Source Services, Inc. Complete the form below for a NO OBLIGATION FINANCIAL HEALTH ASSESSMENT.

See how we can help!

Full-Service Bookkeeping & Accounting

We provide a suite of high-quality services to simplify your finances.

Bookkeeping Set-up, Clean-up & Maintenance in the Cloud
QuickBooks Online Subscription with Personalized Financial Dashboard
Ongoing QuickBooks Support & Training
Accounts Payable, Receivable & Invoicing

Meaningful Financial Statements delivered on a guaranteed schedule
Budgeting & Cash Flow Planning
Tax Planning & CPA Prepared Federal, Local & Sales Tax Returns
Payroll with Employee Time & Location Tracking

Commission Management,Inventory Management & Order Procesing
Assistance with document preparation, expense reports and writing SOPs
Dedicated Virtual Assistant
CFO Services including GAP Analysis and Process Overview

View our Bookkeeping Services View our Accounting Services

WHAT OUR CLIENTS THINK

One Source Services appreciates that our business is to mind your business. We take pride in our valuable relationships with clients who cover a broad range of entities. We've helped people from entrepreneurs, large corporations, and small business owners to high net worth families and folks who need a little advice and help with their finances. We are trusted by a wide range of of industries including consumer packaged goods, apparel manufacturers, restaurants, construction, attorneys and dentists, to name a few. You don't have to take our word for it, though. See for yourself what our clients are saying.

We have been looking for a good bookkeeper for our business and were very fortunate to have found Anna and her team. They have been so good in getting my books up to date and it was so hassle free. I would surely continue going back to Anna and will be really happy to recommend her services to other in the area.
Thank you Anna!"

Google

- James

It is very difficult to find a good bookkeeper, and I believe that we are lucky to have someone like Anna and her team to take care of our books and billing. Anna does a very good job and appears to have a good grasp of bookkeeping concepts.

Google

- Naira

Anna has been a great help with managing my financials. Outside of maintaining my books she has become an indispensable adviser with many aspects of my organization. Highly recommended.

Google

- Kelvin

Anna is absolutely lovely to work with. She is highly meticulous and has the internal drive to do her best for her clients. She took on a complicated situation and has met this with grace and perseverance.

Google

- Roxy

We'll master your books
so you can master your craft.

From The Blog

Personal Financial Statements

Data contained in personal financial statements can make-it-or-break-it when you are applying for loans, mortgages, business assistance, and other financial transactions. [read more]
Employee Spotlight: Anna Mazisyuk

Every once in a while, One Source Services, Inc. spotlights a vital employee who adds huge value to our practice. This employee spotlight shines on our CEO & Founder, Anna Mazisyuk. [read more]
The 2017 Tax Cuts & Job Act: What To Expect From The Tax Reform

Here are some of the ways that your business and employees could be impacted by the 2017 TCJA tax reform bill. [read more]