Google Icon
5 (55 Reviews)

Small Business Bookkeeping Services in Thornton

Get dependable bookkeeping support tailored to small businesses in Thornton. From monthly reconciliations and payroll to QuickBooks management and tax-ready records, Sound Advice Bookkeeping helps you stay organized, understand cash flow, and avoid year-end surprises. With experience serving businesses across the Denver metro, the team delivers practical guidance that fits your operations and growth goals.

Bookkeeper reviewing small business financial records

Our Bookkeeping Services

Comprehensive bookkeeping solutions designed to keep Thornton small businesses accurate, compliant, and financially informed.

Monthly Bookkeeping

Ongoing bookkeeping support that includes transaction tracking, reconciliations, categorization, and routine financial oversight to help small businesses maintain clean books and make better decisions month after month.

QuickBooks Management

Setup, support, training, and ongoing management for QuickBooks Online, Desktop, Enterprise, and Time, backed by deep platform knowledge and practical workflows for growing businesses.

Payroll Processing

Reliable payroll coordination with support for multiple payroll platforms, helping businesses pay employees accurately, stay organized, and reduce administrative strain.

Reconciliation

Detailed bank and account reconciliation services that match your records to statements, catch discrepancies early, and strengthen the accuracy of your financial reporting.

Financial Statements

Preparation of balance sheets, income statements, and cash flow reports so business owners can clearly understand performance, obligations, and available cash.

Sales Tax Support

Sales tax payment management and filing support that helps small businesses stay on schedule, reduce compliance risk, and avoid preventable penalties.

Bookkeeping process planning session

Our 3-Phase Bookkeeping Process

Clean Up and Set Up

We begin by cleaning up inaccurate records, catching up overdue bookkeeping, and setting up the right systems. For Thornton businesses juggling growth across the north metro area, this creates a stable financial foundation before ongoing work begins.

Three-Month Discovery Period

Transition to Ongoing Support

Review and Improve Processes

Trusted By Businesses

Success Stories

Helping small businesses gain cleaner books, better visibility, and less stress around financial management.

"I own a small business. After having sub-par experiences with prior bookkeeping services, I went with Sound Advise and have been with them for the last couple of years. Their service is outstanding and their pricing is below anything else I found. My bookkeeper, Beth, was very knowlegable and terrific..."

Bob O'Day
Bob O'Day

"I had a positive experience with Sound Advice. The whole process went extremely smooth. Jason found a great job for me that was a good fit. I would recommend friends to contact him in their job search!"

Melissa Marie
Melissa Marie

"Sound Advice Bookkeeping is FANTASTIC! Funny story back story as to how I came to find them - let me explain: I was searching for a new bookkeeper and decided to go to the QuickBooks Pro advisor directory. There I came across a company that looked interesting to me. I..."

Lara Postiglione
Lara Postiglione

"I can't recommend working with Sound Advice Bookkeeping enough! The entire team is so customer focused, going above and beyond consistently. Anna was my main bookkeeper for years and I honestly couldn't have run my business without her and Jason's support (and handholding when necessary!). They are truly the top..."

Chelsea Hayzlett
Chelsea Hayzlett

"I’m so happy I found Sound Advice Bookkeeping! They’ve been so helpful with cleaning up my books and educating me on things that my CPA kept me in the dark with. It’s a relief to have my business on the right track now and I love how they work in..."

SL
SL

"We run an a home decor business and Sound Advice Bookkeeping has done a great job in taking care of our bookkeeping needs using QBO (Quickbooks Online). Our dedicated bookkeeper is very professional, responsive and truly helped us to organize our financials. If you in a need for bookkeeping services,..."

Iris Adama
Iris Adama

"Jason and the entire Sound Advice team have been wonderful to work with. We were under a time pinch with an upcoming board meeting and our bookkeeper, Anna, was able to provide all necessary financials right on time. They are very responsive to communication and really care about their customers...."

Nicole Barbera
Nicole Barbera

"As a small business, we needed some help getting our bookkeeping in order. We reached out to Sound Advice Bookkeeping and they are fantastic! They helped us streamline things with QuickBooks. If you are in the market for a reliable bookkeeping service we would recommend Sound Advice Bookkeeping."

Colorado Platform Tennis Association
Colorado Platform Tennis Association

"Sound Advice is AWESOME! They are professional, courteous and helpful They not only helped me get my finances and expenses in order, but followed up with me to help me keep track of when I would need their services next. For someone who needs help with bookkeeping, light accounting and..."

Leanne G.

"Jason and his team are true professionals in the business."

E. Miller
E. Miller

"If you have bookkeeping needs for a small business and you want a team that is patient, detail oriented, solution focused ......This is the team you want to work with! They have exceeded our needs and expectations and are truly a joy to work with."

Danielle Gentry
Danielle Gentry

"I want to let everyone know that we are so happy that we found Sound Advice Bookkeeping. It allows us to do our job and they take care of our money flow and prepare everything for our CPA. It takes the stress out of my late nights and allows me..."

Cynthia Nelson
Cynthia Nelson

"I'm so happy to give a review for Sound Advice. The team is absolutely incredible. Hardworking and provides accurate information. Love working with them."

Kyrie Sanchez
Kyrie Sanchez

"After researching bookkeepers for months, I finally decided to call Sound Advice Bookkeeping (SAB). The owner Jason was extremely responsive, knowledgeable and helpful setting me up with the perfect bookkeeper for my individual and business needs. My bookkeeper, Anna, has been terrific and so easy to work with from the..."

Tara Slidell
Tara Slidell

"The Sound Advice Bookkeeping team has time and time again demonstrated par excellence with those that I have referred to them. The feedback that I have gotten from my clients and prospective clients is that the work is detailed and thorough. If you are in need of a boutique bookkeeping..."

vidal peoples
vidal peoples

"I own a small business. After having sub-par experiences with prior bookkeeping services, I went with Sound Advise and have been with them for the last couple of years. Their service is outstanding and their pricing is below anything else I found. My bookkeeper, Beth, was very knowlegable and terrific..."

Bob O'Day
Bob O'Day

"I had a positive experience with Sound Advice. The whole process went extremely smooth. Jason found a great job for me that was a good fit. I would recommend friends to contact him in their job search!"

Melissa Marie
Melissa Marie

"Sound Advice Bookkeeping is FANTASTIC! Funny story back story as to how I came to find them - let me explain: I was searching for a new bookkeeper and decided to go to the QuickBooks Pro advisor directory. There I came across a company that looked interesting to me. I..."

Lara Postiglione
Lara Postiglione

"I can't recommend working with Sound Advice Bookkeeping enough! The entire team is so customer focused, going above and beyond consistently. Anna was my main bookkeeper for years and I honestly couldn't have run my business without her and Jason's support (and handholding when necessary!). They are truly the top..."

Chelsea Hayzlett
Chelsea Hayzlett

"I’m so happy I found Sound Advice Bookkeeping! They’ve been so helpful with cleaning up my books and educating me on things that my CPA kept me in the dark with. It’s a relief to have my business on the right track now and I love how they work in..."

SL
SL

"We run an a home decor business and Sound Advice Bookkeeping has done a great job in taking care of our bookkeeping needs using QBO (Quickbooks Online). Our dedicated bookkeeper is very professional, responsive and truly helped us to organize our financials. If you in a need for bookkeeping services,..."

Iris Adama
Iris Adama

"Jason and the entire Sound Advice team have been wonderful to work with. We were under a time pinch with an upcoming board meeting and our bookkeeper, Anna, was able to provide all necessary financials right on time. They are very responsive to communication and really care about their customers...."

Nicole Barbera
Nicole Barbera

"As a small business, we needed some help getting our bookkeeping in order. We reached out to Sound Advice Bookkeeping and they are fantastic! They helped us streamline things with QuickBooks. If you are in the market for a reliable bookkeeping service we would recommend Sound Advice Bookkeeping."

Colorado Platform Tennis Association
Colorado Platform Tennis Association

"Sound Advice is AWESOME! They are professional, courteous and helpful They not only helped me get my finances and expenses in order, but followed up with me to help me keep track of when I would need their services next. For someone who needs help with bookkeeping, light accounting and..."

Leanne G.

"Jason and his team are true professionals in the business."

E. Miller
E. Miller

"If you have bookkeeping needs for a small business and you want a team that is patient, detail oriented, solution focused ......This is the team you want to work with! They have exceeded our needs and expectations and are truly a joy to work with."

Danielle Gentry
Danielle Gentry

"I want to let everyone know that we are so happy that we found Sound Advice Bookkeeping. It allows us to do our job and they take care of our money flow and prepare everything for our CPA. It takes the stress out of my late nights and allows me..."

Cynthia Nelson
Cynthia Nelson

"I'm so happy to give a review for Sound Advice. The team is absolutely incredible. Hardworking and provides accurate information. Love working with them."

Kyrie Sanchez
Kyrie Sanchez

"After researching bookkeepers for months, I finally decided to call Sound Advice Bookkeeping (SAB). The owner Jason was extremely responsive, knowledgeable and helpful setting me up with the perfect bookkeeper for my individual and business needs. My bookkeeper, Anna, has been terrific and so easy to work with from the..."

Tara Slidell
Tara Slidell

"The Sound Advice Bookkeeping team has time and time again demonstrated par excellence with those that I have referred to them. The feedback that I have gotten from my clients and prospective clients is that the work is detailed and thorough. If you are in need of a boutique bookkeeping..."

vidal peoples
vidal peoples

"I own a small business. After having sub-par experiences with prior bookkeeping services, I went with Sound Advise and have been with them for the last couple of years. Their service is outstanding and their pricing is below anything else I found. My bookkeeper, Beth, was very knowlegable and terrific..."

Bob O'Day
Bob O'Day

"I had a positive experience with Sound Advice. The whole process went extremely smooth. Jason found a great job for me that was a good fit. I would recommend friends to contact him in their job search!"

Melissa Marie
Melissa Marie

"Sound Advice Bookkeeping is FANTASTIC! Funny story back story as to how I came to find them - let me explain: I was searching for a new bookkeeper and decided to go to the QuickBooks Pro advisor directory. There I came across a company that looked interesting to me. I..."

Lara Postiglione
Lara Postiglione

"I can't recommend working with Sound Advice Bookkeeping enough! The entire team is so customer focused, going above and beyond consistently. Anna was my main bookkeeper for years and I honestly couldn't have run my business without her and Jason's support (and handholding when necessary!). They are truly the top..."

Chelsea Hayzlett
Chelsea Hayzlett

"I’m so happy I found Sound Advice Bookkeeping! They’ve been so helpful with cleaning up my books and educating me on things that my CPA kept me in the dark with. It’s a relief to have my business on the right track now and I love how they work in..."

SL
SL

"We run an a home decor business and Sound Advice Bookkeeping has done a great job in taking care of our bookkeeping needs using QBO (Quickbooks Online). Our dedicated bookkeeper is very professional, responsive and truly helped us to organize our financials. If you in a need for bookkeeping services,..."

Iris Adama
Iris Adama

"Jason and the entire Sound Advice team have been wonderful to work with. We were under a time pinch with an upcoming board meeting and our bookkeeper, Anna, was able to provide all necessary financials right on time. They are very responsive to communication and really care about their customers...."

Nicole Barbera
Nicole Barbera

"As a small business, we needed some help getting our bookkeeping in order. We reached out to Sound Advice Bookkeeping and they are fantastic! They helped us streamline things with QuickBooks. If you are in the market for a reliable bookkeeping service we would recommend Sound Advice Bookkeeping."

Colorado Platform Tennis Association
Colorado Platform Tennis Association

"Sound Advice is AWESOME! They are professional, courteous and helpful They not only helped me get my finances and expenses in order, but followed up with me to help me keep track of when I would need their services next. For someone who needs help with bookkeeping, light accounting and..."

Leanne G.

"Jason and his team are true professionals in the business."

E. Miller
E. Miller

"If you have bookkeeping needs for a small business and you want a team that is patient, detail oriented, solution focused ......This is the team you want to work with! They have exceeded our needs and expectations and are truly a joy to work with."

Danielle Gentry
Danielle Gentry

"I want to let everyone know that we are so happy that we found Sound Advice Bookkeeping. It allows us to do our job and they take care of our money flow and prepare everything for our CPA. It takes the stress out of my late nights and allows me..."

Cynthia Nelson
Cynthia Nelson

"I'm so happy to give a review for Sound Advice. The team is absolutely incredible. Hardworking and provides accurate information. Love working with them."

Kyrie Sanchez
Kyrie Sanchez

"After researching bookkeepers for months, I finally decided to call Sound Advice Bookkeeping (SAB). The owner Jason was extremely responsive, knowledgeable and helpful setting me up with the perfect bookkeeper for my individual and business needs. My bookkeeper, Anna, has been terrific and so easy to work with from the..."

Tara Slidell
Tara Slidell

"The Sound Advice Bookkeeping team has time and time again demonstrated par excellence with those that I have referred to them. The feedback that I have gotten from my clients and prospective clients is that the work is detailed and thorough. If you are in need of a boutique bookkeeping..."

vidal peoples
vidal peoples
The Sound Advice Difference

Why Choose Sound Advice Bookkeeping?

Small businesses choose Sound Advice Bookkeeping for practical expertise, structured support, and personalized service.

Experience

Serving businesses since 2007 with bookkeeping support shaped by real operational and growth challenges.

QuickBooks Depth

Combined 100+ years of QuickBooks knowledge supports Thornton businesses needing accurate, efficient financial systems.

Local Insight

Based in Denver and serving Thornton, the team understands local small-business needs across the metro.

Clear Pricing

Structured phases and transparent pricing help businesses plan confidently without surprise bookkeeping costs.

Meet The Thornton Team

Experienced advisors supporting your books and business.

Jason M. Hill headshot

Jason M. Hill

Founder, MBA, PMP, CSM

Jason M. Hill has spent more than 20 years helping small and midsized businesses identify the root causes behind stalled growth, wasted time, and lost revenue. As founder of Sound Advice Bookkeeping, he brings a strategic lens to accounting support, combining business analysis with practical systems thinking. Jason holds a BA in Political Science from the University of Massachusetts Amherst and an MBA from Baruch College’s Zicklin School of Management. He is also a Certified Project Management Professional and Certified Scrum Master. Clients value his ability to turn messy financial and operational challenges into clear, workable solutions that support stronger decision-making, cleaner books, and more efficient business processes.

Dr. Ali Hill headshot

Dr. Ali Hill

Managing Partner

Dr. Ali Hill is a business leader with deep experience in organizational growth, infrastructure, and process design. Over the past two decades, she has led non-profit organizations and helped businesses strengthen operations through better systems, smarter use of data, and scalable internal processes. Her academic background includes a BA from Tufts University, a Master of Public Administration from Columbia University, and a PhD in Sociology from The Graduate Center at CUNY. At Sound Advice Bookkeeping, she brings a thoughtful, people-centered perspective to business operations and financial support. Clients benefit from her ability to connect structure, communication, and long-term planning in ways that help organizations grow with greater clarity and resilience.

Chris Gibson headshot

Chris Gibson

Senior Controller/Bookkeeper

Chris Gibson has more than 15 years of experience helping clients improve bookkeeping processes, understand QuickBooks more effectively, and build stronger day-to-day financial workflows. Known for his empowering teaching style, Chris helps business owners gain confidence in their books rather than simply handing over reports they do not understand. He earned his Bachelor of Fine Arts from New York University and brings a sharp eye for functionality, workflow improvement, and practical problem-solving. At Sound Advice Bookkeeping, he supports clients with high-value solutions that often uncover efficiencies they had not previously considered. His work helps businesses maintain cleaner records, improve reporting habits, and get more value from their accounting systems.

Frequently Asked Questions

What does a small business bookkeeper do?

A small business bookkeeper records and organizes financial transactions, reconciles accounts, categorizes expenses, prepares reports, and helps keep records accurate throughout the year. This can also include payroll support, invoicing, sales tax coordination, and QuickBooks management. The goal is to give business owners reliable financial information, reduce errors, and make tax season far less stressful.

How much do small business bookkeeping services cost in Thornton?

Do I need monthly bookkeeping or just occasional help?

Can you help clean up overdue or messy books?

Do you work with QuickBooks?

Can bookkeeping services include payroll and sales tax support?

How long does it take to get started?

Do you serve businesses in Thornton and nearby areas?

Still Have Bookkeeping Questions?

Talk with our team about your books, systems, and next steps.

Areas We Serve

Supporting small businesses across Thornton and the greater Denver metro with dependable bookkeeping and financial organization.

Need Bookkeeping In Your Area?

Ask if your business location is within our service coverage.

Certified & Trusted

Awards and Recognition

PMP certification logo

PMP Certified

Project management expertise for structured service.

CSM certification logo

CSM Certified

Agile process knowledge supporting efficient workflows.

5-star rating badge

5-Star Google Rating

Trusted by satisfied local clients.

Get Reliable Bookkeeping Support

Tell us about your business, current bookkeeping challenges, and goals. Our team will review your needs and help you understand the best next step for cleanup, setup, or ongoing monthly support.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 303.228.8911. You can also send us a quick email at support@soundadvicebookkeeping.com.