Buyer Guides for A/E Firms

Landscape Design Iterates. Your Billing Should Keep Up.

Billing shouldn’t interrupt the design process. Yet many landscape architecture firms still spend days assembling invoices — chasing timesheets, validating project phases, reconciling spreadsheets, and checking contract limits before sending invoices.

Quick Comparison of the Best Billing Sofware for A/E Firms

Software
Best For
A/E Phase Support
Accounting Approach
Firm Size
BaseBuilders
A/E billing automation & profitability tracking
Full Phase  + NTE tracking
QuickBooks  & Xero
5-50
Monograph
Visual financial dashboards
Basic phase tracking
QuickBooks
5-40
BQE CORE
All-in-one firm management
Phase + task structure
Built-in or QuickBooks
10-150
Factor AE
Lightweight A/E billing
Basic Phases
QuickBooks
3-25
Unanet AE
Enterprise A/E operations
Complex phase hierarchy
Build-in accounting
50-500+
Deltek Ajera
Accounting-driven project control
Phase budgets
Build-in accounting
20-200

Landscape Design Iterates. Billing Has to Keep Up.

Landscape architecture projects rarely move in a straight line.

Concept sketches evolve into schematic designs.
Schematic designs evolve into detailed plans.
Then come revisions from clients, planning boards, and public review.

Each stage adds work — but many firms struggle to capture it cleanly in their billing.

Generic accounting tools weren’t designed around design phases, revisions, and evolving scope. As a result, billing often gets stitched together at the end of the month instead of flowing naturally from the project work.

Why Billing Is Difficult for Landscape Architecture Firms

Landscape architecture projects often include:

  • Concept design and vision planning
  • Iterative design revisions
  • Coordination with architects and civil engineers
  • Municipal design review meetings
  • Construction documentation and support

Each phase may follow a different billing structure — fixed design fees, hourly revisions, reimbursable travel, or additional services.

Without project-centric billing systems:

  • Design revisions quietly eat into profitability
  • Additional services go unbilled
  • Invoices take hours to assemble from scattered information

Landscape architecture firms face unique billing challenges, but they share many of the same operational realities as other architecture and engineering firms. If you want a broader overview of platforms used across architecture and engineering firms, see our guide to Best Billing Software for Architecture and Engineering Firms.

Landscape Architect Perspective

"

If invoicing worked like planting plans and irrigation layouts, everything would be thoughtfully placed, properly scheduled, and nothing important would get lost in the weeds.

"
— Landscape architect, probably during invoice week

What Better Billing Systems Provide

Landscape architecture projects evolve through concept design, revisions, coordination with architects and engineers, and construction support. Billing systems need to follow those project phases so firms can capture the work as it happens rather than reconstruct it at the end of the month.

Billing software designed for landscape architecture firms allows teams to:

  • Track design hours across concept, schematic, and construction phases
  • Capture revisions and additional services before they disappear into fixed-fee work
  • Coordinate consultant and engineering costs alongside internal project billing
  • Manage reimbursable expenses such as travel, printing, and site visits
  • Monitor phase budgets so design revisions don’t quietly exceed internal limits
  • Generate invoices quickly without assembling project data from multiple systems

Instead of rebuilding project activity every billing cycle, landscape architecture firms can see where time and costs are accumulating and produce invoices quickly and accurately as projects progress.

How We Evaluated Billing Software for A/E Firms

We evaluated each platform based on:

  • billing automation
  • contract flexibility
  • project-phase billing
  • accounting integration
  • implementation complexity
  • suitability for small A/E firms

Here Are The Top Six

#1 BaseBuilders — Best Overall Billing Software for Engineering Firms

Structural firms don’t need generic invoicing tools. They need a system built around how they actually bill: fixed fee phases, hourly phases, retainers, NTE limits, reimbursables, and scope changes.

BaseBuilders was designed specifically for that reality.

BaseBuilders is industry-specific billing and project management software built exclusively for architecture and engineering firms. It connects time tracking, expenses, project budgets, and accounting (seamless integration with QuickBooks and Xero) — ensuring nothing slips through the cracks at billing time.

Instead of chasing data, you review what’s already assembled.

Why BaseBuilders Ranks #1

Built for Engineering Billing Models

Supports hourly, fixed fee, milestone/progress billing, retainers, and NTE contracts — natively.

Rocket Billing™

Generate dozens of draft invoices in minutes. Firms routinely reduce billing time by 60%+.

Automatic Contract Controls

  • Not-to-exceed limits monitored automatically
  • Retainer balances are tracked in real time
  • Overage handling & adjustments applied intelligently
  • Project statements are added when invoices are past due

Real-Time Project Visibility

Every time slip and expense posts directly to the project budget.

Accounting Integration

Seamless sync with QuickBooks Online and Xero — no double entry. No need to switch your accounting system.

Designed for small 5–50 Person Firms

Simple enough for smaller firms, powerful enough for growing practices.

Best For

  • Engineering firms who are tired of spreadsheet billing
  • Firms billing monthly or by milestones
  • Principals reviewing invoices personally
  • Teams seeking faster billing & stronger cash flow

Where It Stands Out

Many platforms either:

  • Emphasize project/task management and treat billing as secondary
  • Or focus on accounting without optimizing billing speed and project management

BaseBuilders takes a billing-first approach: Billing is the financial engine of the firm.

When billing improves, everything improves — profitability, predictability, and cash flow.

#2 Monograph — Clean, Visual, Engineering-Friendly UI

Monograph is known for its modern interface and strong project financial tracking.

Strengths

  • Excellent budget/burn visibility
  • Simple time tracking
  • Modern design
  • QuickBooks integration

Considerations

  • Less depth for complex billing scenarios
  • More manual oversight for nuanced contracts

Strong for firms prioritizing clarity and simplicity.

#3 BQE CORE — Broad All-in-One Platform

BQE CORE is a comprehensive firm management platform covering project management, accounting, billing, and reporting.

Strengths

  • Deep feature set
  • Built-in accounting
  • Strong dashboards & reporting
  • Flexible billing structures

Considerations

  • Heavier implementation
  • Steeper learning curve for smaller firms
  • Requires full adoption of CORE’s accounting system

Best suited for medium to large firms seeking an all-in-one operational backbone. Can you say ERP?

#4 Factor AE — Lightweight & Simple

Factor AE focuses on streamlined project and billing management.

Strengths

  • Easy to learn
  • Good for small firms
  • Straightforward time & expense workflows

Considerations

  • Limited advanced billing automation
  • Less suited for complex NTE / retainer structures

Often a step up from spreadsheets.

#5 Unanet AE ERP — Enterprise-Grade System

Unanet AE ERP provides deep ERP functionality.

Strengths

  • Robust accounting
  • Advanced compliance features
  • Complex contract support

Considerations

  • Long implementation cycles
  • Higher cost & complexity

Ideal for larger or highly regulated firms.

#6 Deltek Ajera — Accounting-Driven Control

Ajera is a mature A/E project accounting platform.

Strengths

  • Strong WIP & revenue recognition
  • Detailed project financial controls

Considerations

  • Less modern UI
  • Heavier workflows

Best for firms emphasizing accounting depth.

The table below compares the most widely used billing and project management platforms for architecture and engineering firms

Head-to-Head Comparison of A/E Billing Software

Software
Billing
Automation
Contract Types Supported
Ease of Use
Implemetation Effort
Accounting Integration
BaseBuilders
⭐️⭐️⭐️⭐️⭐️
Fixed fee, hourly, NTE, T&M, cost plus, retainers
⭐️⭐️⭐️⭐️☆
Low
QuickBooks, Xero
Monograph
⭐️⭐️⭐️⭐️☆
Fixed fee + hourly (limited complexity)
⭐️⭐️⭐️⭐️☆
Medium
QuickBooks
BQE CORE
⭐️⭐️⭐️☆☆
Fixed fee, hourly, NTE, T&M
⭐️⭐️⭐️☆☆
High
Built-in, QBO, Xero
Factor AE
⭐️⭐️⭐️☆☆
Fixed fee, hourly, NTE, T&M
⭐️⭐️⭐️⭐️☆
High
Built-in
Unanet AE
⭐️⭐️⭐️☆☆
Fixed fee, hourly, NTE, T&M, cost plus, retainers
⭐️⭐️☆☆☆
Extreme
Built-in
Deltek Ajera
⭐️⭐️⭐️☆☆
Fixed fee, hourly, NTE, T&M
⭐️⭐️☆☆☆
Extreme
Built-in

Popular General Billing & Project Tools Firms Often Try with Limited Success

Many firms begin with general tools before moving to industry-specific systems. These will be better than a mess of spreadsheets wired together. But we doubt that any of these will eliminate all of your spreadsheets, and if you intend to grow, these will become obsolete before you reach your goals.

Harvest — Simple Time Tracking and Hourly Billing

This tool is really designed for small freelancers. It is best known for clean time tracking and lightweight invoicing. Many small architecture studios try it early on because it’s easy to set up and integrates with accounting tools. Before too long, they usually move on to a better option.

Works Well
  • Clean time entry Interface
  • Basic hourly or fixed fee invoicing - no mixing and matching
  • Integrates with accounting platforms
Limitations
  • No NTE enforcement
  • No true phase-based project billing logic
  • Limited retainer management
  • Minimal project profitability controls
  • Minimal WIP or earned revenue visibility
  • Not built for consultant pass-through billing

Monday.com — Flexible Work Management

Not built for billing. It is best for task and workflow management across teams. It is a powerful and flexible work operating system.

Works Well
  • Visual project boards
  • Task & workflow tracking
  • Cross-team collaboration
Limitations
  • Not designed for the A/E industry and our billing processes
  • Requires heavy customization for project financial ontrols
  • No contract cap enforcement
  • No earned value tracking
  • No retainer workflows

Smartsheet — Structured Spreadsheets

Best for teams with spreadsheet-style project management. Smartsheet gives firms structured project planning and reporting with a familiar spreadsheet feel. Many architecture firms adopt it as a more organized alternative to Excel. Billing typically still lives somewhere else — often in spreadsheets or accounting software.

Works Well
  • Scheduling & planning
  • Gnatt charts
  • Workflow Tracking
Limitations
  • No billing engine
  • No automated invoice assembly
  • Retainers must be manually tracked
  • Not-to-exceed limits require custom formulas
  • Billing is still being reconstructed outside the system

The Problem Isn’t Billing Software. It’s Systems That Don’t Understand Landscape Architecture.

Landscape architecture projects evolve through design iterations, client feedback, consultant coordination, and construction support.

But most billing systems weren’t built for that reality.

They assume projects move in clean steps, time is recorded perfectly, and invoices are simple to assemble.

Landscape design work rarely behaves that way.

Concept plans evolve. Clients request revisions. Coordination with architects and engineers creates additional design work that isn’t always captured inside fixed-fee phases.

The firms that bill the fastest aren’t the ones with the best accountants. They’re the ones with systems that capture every design hour, every reimbursable expense, and every project phase automatically.

Before choosing a billing platform, many firms ask the same questions.

Frequently Asked Questions

What is the best billing software for landscape architecture firms?

The best system is one that aligns with how landscape architecture projects are structured and that your entire team will actually use.

Landscape firms often work through multiple design stages, revisions, and coordination meetings. A billing system should allow firms to track time by phase, monitor internal budgets, and generate invoices directly from project activity instead of assembling them manually at month-end.

How do landscape architecture firms manage billing across design phases?

Most landscape architecture projects move through phases such as concept design, schematic design, construction documentation, and construction administration.

A good billing system allows time, expenses, and budgets to be organized around these phases so firms can see how much effort is being spent at each stage and generate invoices that match the structure of the contract.

How should landscape architects track reimbursable expenses?

Reimbursable expenses should be captured as they occur to prevent them from being missed during billing.

These often include travel, printing, permitting costs, and site visit expenses. When expenses are recorded directly within the project, they can be reviewed and included automatically when invoices are generated.

Can accounting software like QuickBooks or Xero handle landscape architecture billing?

No. Accounting systems are designed for financial reporting, not project-based design work.

They typically lack features landscape architecture firms rely on, such as:

  • Phase-based project structures
  • Internal phase budgets
  • Not-to-exceed contract tracking
  • Consultant coordination within projects
  • Real-time project profitability visibility

Because of this, most firms still need project-based billing software alongside their accounting system.

Why do many landscape architecture firms struggle with billing?

Landscape architecture projects often involve design revisions, consultant coordination, and construction support that evolve throughout the project lifecycle.

Without systems designed for that workflow, firms often rely on spreadsheets, disconnected timesheets, and manual invoice assembly.

That approach slows billing, hides project profitability, and increases the risk that billable work will be missed.

Explore More A/E Billing Software Guides

If you're researching billing systems for different disciplines, these guides may help:

Rocket Billing™️ cuts billing time by 60%

Rocket Billing™ automatically generates draft invoices from earned value and WIP.
• Launch the rocket.
• Review the invoices.
• Send them out. Piece of cake.

Firms routinely generate
dozens of invoices in minutes.

Watch Rocket Billing™ Run

Get Fully Onboarded in 7 Business Days

Our team is ready to guide you from where you are to where you want to be. Give up managerial minutia for the freedom to focus on the work you do best.

Timesheets dashboard for BaseBuilders showing a weekly calendar with time entries by project, admin work, and paid time off for user Avery Howard.