Our Team of Trusted Advisors

Ivy Fivey

Owner, CFO Advisor and Managerial Accountant

  • Owner, CEO and CFO of One Stop Consulting Shop, LLC
  • Over 15 years local government experience in operations and administration in Miami-Dade, Broward and Palm Beach municipalities
  • Master's Degree in Public Administration, Specialization in Policy Analysis
  • Bachelor of Arts in Political Science, Magna Cum Laude
  • Law Ethics and Society Certificate from Florida International University 
  • Accredited Small Business Consultant, AASBC
  • Certified QuickBooks ProAdvisor, Intuit
  • Bookkeeper Certification, NACPB and CPRP Certified, NRPA
  • NIMS Compliant, FEMA and CPTED-Certified, Basic, FL Attorney General's Office

Stephen Johnston

Client Relations Manager

Heading up our South Florida branch, Stephen Johnston has over 10 years of experience in office management and has a keen eye for detail!  Focusing on Quality Control, Mr. Johnston assists with ensuring there is always a 2nd set of eyes on all files and enables us to carry out our Proactive Agenda with all of our clients!  Stephen is a Certified QuickBooks Online ProAdvisor and leads our cloud accounting division.

Robert Fivey

Chief Technology Officer 

  • Certified in disaster recovery and storage solutions
  • Responsible for network security and redundancy 
  • Implements disaster preparedness plan during hurricanes and other events to keep clients' data safe

Kenneth Hoffman, EA

Chief Tax Advisor

  • Named Best Rated Tax Preparer in Plantation, FL by
  • Master's Degree in Taxation
  • Master's Degree in Engineering
  • Enrolled Agent, IRS
  • Ph.D. in Economics, in progress

Cali Fivey, Enrolled Agent

Personal Tax Specialist


Cali Fivey has been an enrolled agent since 2012 and has been preparing personal tax returns (all schedules on a form 1040) since 2009. She also works for the St. Lucie County Property Appraiser's Office.  Cali is heading up our St. Lucie and Treasure Coast branch. 

Kaitie Lomness, CPA

Tax Professional


As our newest member of the team, Kaitie is a Florida licensed CPA and handles a variety of corporate and personal tax issues.  We look forward to her helping us expand our not for profit division to further focus on helping the community. 


Ivy Fivey - Nominated and Selected for the top 20 "Badass" Women to Watch in 2018

Kenneth Hoffman has recently been nominated for and made the final "short list" for the Award of Accounting, Audit & Tax Advisory Firm of the Year in the USA by Finance Monthly

Ivy Fivey and One Stop Consulting Shop, LLC have earned the 5 Star Review Award from PTIN.ORG for the number of 5 star ratings achieved.  Ivy and her team pride themselves in their proactive communication and tax expertise. 

We are proud to announce our own Kenneth Hoffman, Enrolled Agent, has been named BEST RATED TAX PREPARER in Plantation, Florida, by!  Ken is detailed, educated and an expert in tax research and representation!  Congratulations!

Many small business owners and accountants use QuickBooks as their software of choice to manage accounting and bookkeeping needs.  Ivy Fivey is a Certified QuickBooks Proadvisor  for 4 years in a row - 2013 through the latest certification of 2016!

The way the world does business is ever-changing! Now, business owners may live around the world and be able to work hand in hand!  QuickBooks Online allows people to work within their books from anywhere with an internet connection.  As your accountant, we can log in as well and make sure everything is accurate and you are maximizing your deductions so tax preparation is seamless!  As a Certified ProAdvisor, we offer wholesale pricing so call us about your options!  We will save you money! 


st cloud in the news

St. Cloud in the News, Contributing Author


In 2016, our first year of organizing this event, we helped raise money for our local seniors to receive a hot meal and present on Christmas Day and reached $1,500.  In 2017, our 2nd Annual Event, we raised $5,200 feeding 730 St. Cloud and Kissimmee Shut-Ins!  Watch for our 3rd Annual event scheduled for Sunday, Dec. 16th - Sat. Dec. 22, 2018!

2017-2018 Treasurer and Member

st cloud chamber of commerce

Greater Osceola St. Cloud

Chamber of Commerce, Member


ridge youth soccer club

Ridge Youth Soccer Club,

Financial Assistance Chairperson

bni money in motion

Impact Nona BNI

Education Coordinator (2017-18)

BNI Gold Club Member (2017-18)


BNI Money in Motion

Education Coordinator (2014-15)

Vice-President (2015-16)

President (2016-17)

2016 Member of the Year Award


bulldog softball

Proud Sponsor of the St. Cloud High School Softball Team