Northlen
About the founder

Mereste Duvelsaint

Founder & Managing Director · CPA Candidate

Finance and controllership leader with more than 10 years of experience spanning Big Four assurance, public-company technology accounting, multi-entity financial operations, ERP implementation, M&A integration and finance transformation.

Through Northlen, Mereste helps growing and owner-led businesses strengthen accounting, reporting, cash visibility, controls and the finance infrastructure needed to make better decisions.

Mereste Duvelsaint, Founder and Managing Director of Northlen
Experience

A career built across the full finance stack.

Selected experience that informs Northlen's approach to accounting, finance operations and advisory work.

Multi-entity finance leadership

Current/recent multi-entity accounting and reporting leadership in construction, commercial buildouts and equipment installation, including budgeting, forecasting, cash flow, financial reporting, M&A integration and a team of five.

Systems and process transformation

Led a QuickBooks-to-NetSuite migration and implementation of project, fixed asset, expense and receivables/payment-process improvements.

Hospitality, construction and real estate

At Seagate Hospitality Group, managed multi-entity reporting and consolidation across hospitality, construction and real estate operations and helped reduce month-end close from 16 days to 7 days.

Public-company revenue accounting

At Citrix Systems, served in global revenue accounting roles supporting ASC 606, contract review, public-company reporting, audit packages and cross-functional deal structuring.

Big Four assurance and controls

At PwC, performed assurance and internal-control work across public and private companies in real estate/hospitality, cruise, security, healthcare, banking and other industries.

Expertise

Areas of focus.

  • Controller and accounting leadership
  • Month-end close and financial reporting
  • Multi-entity operations and consolidation
  • Budgeting, cash flow and forecasting
  • ERP implementation and finance systems
  • ASC 606 and revenue accounting
  • M&A integration and process improvement
  • Audit readiness and internal controls
  • Operational finance and profitability
  • Accounting systems and process improvement
  • Audit readiness and financial cleanup
  • Bank, investor and SBA reporting
  • Fractional CFO services — Northlen Advisory
  • Business and personal tax filing and advisory
  • Job costing and revenue recognition
Professional status

Memberships and registrations.

FICPA MemberFlorida Institute of CPAs
IRS Registered Agent statusFederal tax practice registration
Active IRS PTIN — P01648204Active and valid 2012 to current
CPA CandidateFlorida CPA candidate
B.B.A. in Accounting, Florida Atlantic UniversityFlorida Atlantic University

Systems exposure

NetSuiteQuickBooksBlackLineMicrosoft Dynamics / Great PlainsSun SystemsInforYardiSalesforceAcumaticaRevProZohoPower BI / AnalyticsSageOperaCloud RMSSAPOracleCashProGustoiSolvedOttimateXeroFreshBooksDeelADPOnPayPaychexFathomReach ReportingSpotlight ReportingJiravDryrunDatarailsXPNA
What Northlen Delivers

Built to strengthen the finance function at the right level.

Accounting

Reliable books, reconciliations, close support, financial reporting, controls and Controller-level oversight.

Tax

Tax compliance, coordination and planning within properly established engagements and applicable credentials.

Advisory

Fractional CFO, transaction advisory, finance systems and transformation support tied to management needs.

Why Clients Reach Out

Northlen helps when the business needs more than bookkeeping.

The need often appears when accounting complexity, cash demands, reporting requirements or growth begin moving faster than the existing finance function.

Close & Reporting

When monthly reporting is late, inconsistent or difficult to trust and leadership needs stronger accounting ownership.

Cash & Visibility

When leadership needs better visibility into working capital, liquidity, profitability and operating performance.

Growth & Scale

When systems, controls, roles and finance processes need to support the next stage of growth.