Beyond providing clients with greater financial control of day-to-day activities and protection for their valuable assets, the Navitance team works collaboratively with our clients’ professional advisors – including CPAs, wealth advisors and tax attorneys – to share knowledge and experience, and help clients make more informed decisions.

Our accounting professionals’ scope of experience enables us to quickly understand unique organizational and financial issues and make a positive impact when it matters most.

Meet the Navitance team:

Laura Glennon


Laura offers more than 30 years of financial management and accounting experience at the CFO level across a wide range of industries and organizations, including in the nonprofit sector. In 2002, Laura acquired a small bookkeeping practice, transforming it into today’s prominent professional services firm, formerly Greater Boston Bookkeeping and Financial Services, Inc., and today known as Navitance. Laura oversees all aspects of the firm including day-to-day operations and client consulting engagements. She and her team provide a full array of financial, accounting, outsourced CFO consulting and financial restructuring advisory services for high-net-worth individuals, businesses and nonprofit organizations.

Prior to founding her own firm, Laura worked in the corporate banking industry in Boston. Her industry experience included time spent at BayBank Boston, N.A., evaluating domestic and international commercial borrowers’ creditworthiness and wherewithal to repay bank financing for recommendation to senior loan committees, as well as at the U.S. Department of Treasury as a bank examiner, inspecting the asset quality of national banks in the Northeast district. These experiences established a foundation upon which Laura honed her financial expertise and developed instincts for guiding companies to financial fitness. Laura graduated cum laude from Harvard University (Harvard Extension School) with an A.L.B. (Bachelor of Liberal Arts and concentrations in economics and finance. She is a Certified QuickBooks ProAdvisor.

Charlene (Tina) Carstensen

Staff Accountant

Tina is a staff accountant at Navitance who handles bookkeeping and controller functions for a variety of for-profit, nonprofit, and high-net-worth individual clients.  She earned a Bachelor of Science degree in accounting from University of Utah.  During her 25+ year career, Tina has become an expert and Intuit certified in all versions of QuickBooks.  Having owned her own bookkeeping and tax preparation company and worked at a CPA firm, she is adept at handling multiple clients across a wide range of industries.

Kevin Comerford, CPA


Kevin has a rich history spanning more than 30 years as a founding member of several successful companies and as the senior financial executive of many other successful companies that were in various stages of development. He is an expert in finance and accounting systems, fundraising, executing IPOs, setting financial strategy, and executing strategic exits. Prior to joining Navitance, he was the CFO at Abpro Labs, the New England Managing Partner of Tatum, CFO of New England Research Institute, founding partner of Momentum Equity Partners, Chief Financial Officer, and executive vice president of administration at Breakaway Solutions, co-founder of Boston Sales Automation, and CFO at AB Munters, Moisture Control Division and Bruel & Kjar.

Kevin earned his CPA designation at EY and currently sits on several boards as a Director or Advisor.

Melanie Perley

Staff Accountant

Melanie Perley is a staff accountant at Navitance who handles bookkeeping and controller functions for a variety of for-profit, nonprofit, and high-net-worth individual clients. She earned a Bachelor of Science degree with a concentration in accounting from University of Phoenix, an Associate of Art in accounting from the Axia College of the University of Phoenix, and a bookkeeping certificate from North Shore Community College. During her 20+ year career, Melanie has become an expert in all versions of QuickBooks, including desktop and QuickBooks Online, as well as third-party QuickBooks applications, such as Bill.com, Hubdoc.com, eBillity.com, and more. She is highly skilled in job costing in QuickBooks having worked for a construction company for nine years.

Deborah Taylor

Staff Accountant

Deborah is a staff accountant at Navitance who handles bookkeeping and controller functions for a variety of clients.  She earned a Bachelor of Arts degree in accounting and a minor in computer science from Belmont Abbey College.  Debbie’s 22+ years’ experience in accounting at bookkeeper and controller levels makes her a strong contributor to the team.  Her experience spans accounts payable and accounts receivable, payroll, sales tax, job costing, budget preparation and analysis, prepping year-end files for tax accountants, inventory, and bank and balance sheet reconciliations and more.