Aldrich Cpas + Advisors
“We feel so fortunate to be working with Mike, and we plan to continue this relationship for the lifetime of our company (and for our personal taxes/finances as well)!”
Best Bookkeeping Services near Lake Oswego, OR
3 of these companies are based in Lake Oswego; the others serve Lake Oswego from towns including Portland (9 mi), Tualatin (3 mi) and Milwaukie (4 mi).
Data verified October 27, 2026
Strictly Accounting
“She takes the time to get to know her clients to be able to help them in the best way possible with Everything done in a timely manor!”
Northwest Tax Services
Mosaic Consulting & Tax
“If you want to work with someone who is professional, and replies to all your needs immediately he is your guys!!!”
Estmere Accounting, Bookkeeping, Fractional CFO
“Thank you, Misty, for your exceptional dedication in maintaining our club finances efficiently and providing timely data.”
Go Green Tax
“I am not the easiest person to do taxes for mostly because I am "Number Impaired" These guys are knowledgable, patient and really good at helping one understand what's what.”
The 15 companies listed for Lake Oswego, OR keep books, reconcile accounts and close the month for businesses. What each says about its packages and software comes from its own website; ratings and quotes come from public reviews.
Area overview: Lake Oswego, OR
14 of the 15 companies on this page have a rating, from 4.1 to 5.0 across 464 reviews; 2 have 50 or more reviews and 9 are rated 4.5 or higher. The services the companies on this page list most often on their websites are payroll (3), tax preparation (3), accounts payable (2), accounts receivable (2) and bookkeeping (2). 5 have a BBB rating of A or A+. 8 have ten or more years of experience, the longest 49 years. 1 offers payment plans; 3 offer a free initial consultation and 1 is family- or locally-owned. We have a website on file for all 15 of the companies on this page; all 15 publish a contact page; 10 list a public email and 3 take bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book a consultation.
Why are bookkeeping companies outside Lake Oswego shown here?
An address in Lake Oswego belongs to 3 of the 15 companies. The rest come from other towns within 10 mi. Bookkeeping is largely remote work now, so industry experience usually matters more than the address. Distances are straight-line.
Apparatus Contractor Services
“I've been a client of Apparatus for over 6 - months now and I can certainly say, if you're in construction, you need a team like this to stay on your books.”
Savvy Tax Chick
“Trudy is very good at what she does and what she does is to keep me out of trouble!!”
US Tax Services
“Shawn has done my professional and personal tax work for many years, and I highly recommend him.”
Book onlineBook
All About Businesses
“They are very quick to respond and continuously go above and beyond to take care of our bookkeeping needs for our non-profit.”
Healthy Bodies of Finance
“This has been the most professional and accessible business service I have ever had.”
MB Tax Pro
“David is always available to answer questions and they do great work.”
Premier Payroll Northwest
“They are great I have used them for years, Danira is amazing!”
Hill Tax, Payroll & Bookkeeping
“They've gone out of their way to help me get my taxes done on time.”
Sommer & Sommer
“She is quick to response to emails and diligent in following up on any lose ends or outstanding questions.”
Why these companies made our list
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