Specialties

Accounting
Construction Accounting & WIP: Forty-plus years of construction-focused accounting and tax advisory for contra... Read more
Tax Planning
Tax Strategy, PTET & Cash Flow: Includes PTET strategies for NJ and NY and Profit First-style cash-flow system... Read more
Business Consulting & Advisory
Profit First for Commercial Construction Read more
Financial Statements & Reporting
Bonding & GAAP Financial Statements: Bonding-ready GAAP financials that sureties and banks can trust. | Job Co... Read more

Industry Expertise

Construction
Engineering
Architecture

Clients Served

General contractors
Subcontractors
Engineers
Architects

About d.f. o'brien & co.

d.f. o'brien & co. is a Fairfield, New Jersey CPA firm focused on construction, serving general contractors, subcontractors, engineers and architects for over 40 years. It specializes in WIP accounting, bonding and GAAP statements, job costing, tax strategy and Profit First for commercial construction.

Frequently Asked Questions

The firm handles construction bookkeeping, job costing, WIP reporting, GAAP financial statements, tax planning, PTET for New Jersey and New York, cash-flow planning, payroll and 1099s, and IRS resolution for contractors, engineers and architects.
The firm explains that if WIP and job costs are wrong, profit is a guess. It cleans up systems so WIP, job costing and financial statements match what is actually happening in the field.
Yes. The firm helps contractors decide whether PTET makes sense, handles New Jersey and New York PTET filings, and sorts out multi-state tax when crews, jobs and entities cross state lines.
The firm deals directly with the IRS, cleans up past-due returns, sets up payment plans where needed and puts systems in place so the problem does not repeat.

Reviews

Reviews

No reviews yet. Be the first to write a review!