Triple Net vs. Gross Full Service Lease: What Small Business Owners and Startup Founders Need to Know Before Signing

Why the lease structure matters

Santa Clara’s office market is tightening. Quality space is moving, move-in-ready availability is not sitting around forever, and the lease structure you sign can lock in your occupancy cost position for years.

Commercial rent is not always one simple number.

A space advertised at a lower rate may still produce a higher monthly occupancy cost once property taxes, building insurance, common area maintenance, utilities, and reconciliation charges are added. The headline rate gets the attention. The complete cost determines whether your business stays on budget.

For small-to-medium businesses and startup founders, the practical choice often comes down to:

A Triple Net, or NNN, lease: Lower advertised base rent, plus variable operating expenses.
A Gross Full Service lease: One higher-looking rent that bundles most building expenses into a predictable monthly payment.

Neither structure is automatically right for every company. But if cash-flow control, simple budgeting, and seamless operations matter, a gross full service lease can offer a meaningful advantage.

This article explains the difference in plain language. It also explains the cost of getting this wrong: a lease is a multi-year commitment, and a structure chosen on a headline rate alone can be expensive to unwind.

Timing matters: The window to secure well-priced, move-in-ready office spaces in Santa Clara is narrowing, and available spaces are leasing quickly.

Important: Lease terms vary by property and negotiated agreement. Have a qualified commercial real estate attorney, accountant, or advisor review the lease before signing.

What is a Gross Full Service lease?

A Gross Full Service lease generally means the tenant pays one all-inclusive monthly rent. The landlord uses that rent to operate and maintain the property.

Depending on the lease language, the bundled rent may cover:

Base rent for the office space
Property taxes
Building insurance
Common area maintenance, often called CAM
Janitorial service for common areas and, where specified, the tenant’s office space
Utilities and HVAC serving common areas
Normal building operations and maintenance
On-site property management
Landscaping and shared exterior maintenance
Common-area lighting, restrooms, parking areas, and other shared facilities

The tenant’s main responsibility is usually a single monthly payment. Tenant-specific costs may still apply, such as internet, business liability insurance, unusual power consumption, specialty equipment, after-hours HVAC, or other services specifically excluded in the lease.

The key benefit is predictability. Instead of receiving a rent bill and then tracking several additional charges, the business starts with one clearly defined number.

That makes financial planning easier for:

Startup founders preparing monthly burn-rate projections
Businesses with lean accounting teams
Companies that need stable occupancy costs while hiring or expanding
Owners who would rather focus on customers than reconcile CAM statements

What is a Triple Net lease?

A Triple Net lease, commonly called an NNN lease, generally requires the tenant to pay:

Base rent
A pro-rata share of property taxes
A pro-rata share of building insurance
A pro-rata share of CAM and other operating expenses

The base rent may look attractive because it is quoted at a lower per-square-foot rate. However, it is only one part of the tenant’s actual occupancy cost.

Under an NNN lease, CAM and other pass-through expenses are commonly estimated during the year and billed separately. Depending on the agreement, charges may be paid monthly or invoiced quarterly. The landlord then compares estimated charges with actual costs through a reconciliation or true-up.

If actual expenses were higher than estimated, the tenant pays the difference.

That can happen because of:

Property tax increases
Insurance premium increases
Landscaping, security, or maintenance costs
HVAC repairs
Parking lot or exterior improvements
Utility increases
Vendor price increases
Unexpected building operating expenses

The lower initial rent can therefore be less meaningful than it appears. A bargain that arrives with a quarterly accounting exercise is still an expense. It is simply wearing a different name.

That matters even more in a tightening market. If you rush into a multi-year lease because the advertised rate looks cheaper, you may lock yourself into a cost structure that becomes harder, not easier, to manage.

Side-by-side lease comparison

The following example uses an illustrative 2,000-square-foot office space in the Santa Clara/Silicon Valley market and reflects realistic current pricing based on our active portfolio. These figures are for education only and are not a quote for any specific property.

Cost category	Gross Full Service lease	Triple Net lease
Advertised/base rent	$2.10/SF/month	$1.50/SF/month
Base rent for 2,000 SF	$4,200/month	$3,000/month
Property taxes	Included	$0.30/SF = $600/month
Building insurance	Included	$0.10/SF = $200/month
CAM and common-area operations	Included	$0.45/SF = $900/month
Normal janitorial/common utilities	Included where specified	Typically billed through CAM or separately, depending on lease language
Estimated all-in monthly cost	$4,200	$4,700
Estimated annual cost	$50,400	$56,400

What the comparison shows

The NNN base rent appears to save the tenant $1,200 per month.

Once taxes, insurance, and CAM are added, the NNN structure costs approximately $500 more per month than the gross full service example.

That equals an estimated difference of:

$6,000 more per year under the NNN structure
Separate monthly or quarterly CAM billing and annual reconciliation true-ups
Additional administrative work for accounting and management
Exposure to increases that may not be fully visible when the lease is signed

If actual operating expenses rise by 10%, the NNN tenant’s estimated pass-through charges could increase from $1,700 to approximately $1,870 per month, adding $170 per month with no change to the tenant’s leverage. The gross tenant’s stated rent remains $4,200 per month, subject to the specific escalation and exclusion provisions in the lease.

This is why comparing base rent alone is not enough. Compare the true all-in occupancy cost. On paper, NNN looks cheaper. In practice, it can cost more.

Gross Full Service versus NNN: practical differences

Budgeting

Gross Full Service:

One predictable monthly rent
Easier cash-flow forecasting
Fewer unexpected invoices
Less internal accounting work

NNN:

Base rent plus additional charges
Variable operating expenses
Potential quarterly billing
Reconciliation or true-up risk

Risk allocation

With a gross full service lease, the landlord generally carries more of the risk if property taxes, insurance, or operating costs increase.

With an NNN lease, more of that risk moves to the tenant. The base rent may be lower, but the business absorbs the cost changes.

For an established company with a sophisticated finance department, that may be manageable. For a startup watching every dollar of runway, it can create unnecessary uncertainty.

Transparency

NNN leases can provide detailed visibility into building expenses, but that visibility comes with work. The tenant may need to review:

Expense categories
Pro-rata share calculations
Quarterly estimates
Annual reconciliations
Expense exclusions
Capital expenditure treatment
Controllable expense caps
Supporting documentation

A full service lease generally simplifies the process by packaging those costs into the agreed rent. The tenant should still understand what is included, but the monthly payment is easier to manage.

Questions to ask before signing

Before signing either lease structure, request clear written answers to the following:

If the lease is Gross Full Service

Exactly which expenses are included in the monthly rent?
Are property taxes and building insurance fully included?
Is CAM included without a separate reconciliation?
Is janitorial service included inside the office space or only in common areas?
Are standard utilities included?
Is HVAC during normal business hours included?
What are the after-hours HVAC rates?
Are there annual rent increases?
Are there expense stops, exclusions, or pass-through provisions?
Are parking and shared amenities included?

If the lease is Triple Net

What is the estimated annual CAM charge?
Are CAM, taxes, and insurance billed monthly or quarterly?
How is the tenant’s pro-rata share calculated?
What is the total rentable square footage used for the calculation?
What expenses are included in CAM?
Which expenses are excluded?
Are controllable expenses capped?
Are capital improvements passed through to tenants?
How often are reconciliations issued?
When is any true-up payment due?
What happens if estimated charges were too high?
Does the tenant have audit or review rights?
Who pays for HVAC repairs and after-hours HVAC?
Are electricity, janitorial, security, parking, and internet separate charges?

A serious operator does not compare “$1.50 per square foot” with “$2.10 per square foot” and stop there. The correct comparison is the complete monthly and annual cost under each lease.

Before you sign anything, ask for a written all-in cost summary. Then compare total occupancy cost, not advertised rent. It is a novel idea, apparently, but math still works.

Educational resources for first-time commercial tenants

Small business owners do not need to become commercial real estate specialists overnight. They do need reliable information and a clear review process.

Useful resources include:

The U.S. Small Business Administration’s local assistance resources for connecting with Small Business Development Centers and other support organizations.
SCORE’s commercial leasing guidance, which covers site selection, letters of intent, lease terms, and common leasing pitfalls.
Small Business Development Centers, which can often help owners evaluate business plans, financial projections, permits, and occupancy costs.
SCORE mentors, accountants, and commercial real estate attorneys who can help review proposed lease structures.
BOMA and IREM educational materials covering building operations, CAM concepts, property management, and commercial real estate terminology.
Commercial brokerage research and market reports that help businesses understand local asking rents, vacancy, operating expenses, and office-market conditions.

Use outside resources to become an informed tenant. Then ask the property team for a written all-in cost summary specific to the space you are considering. In a tightening market, the time to get clarity is before you sign, not after pass-through charges start showing up.

A predictable option at Great America Technology Park

Kipee International, Inc. takes a people-first approach to property management and leasing. The goal is straightforward: provide clear terms, practical office spaces, and a professional environment that supports the way businesses actually operate.

At Great America Technology Park, 4701 Patrick Henry Drive in Santa Clara, available office spaces are designed for a range of business needs, from approximately 75 square feet to 4,000+ square feet, depending on current availability.

Current examples from the portfolio include:

75 square feet Office Focus space at $300/month or about $4.00/SF/month
80 to 95 square feet Office View spaces at $450 to $550/month or about $5.00 to $6.25/SF/month
155 to 160 square feet LaunchPad spaces at $700 to $750/month
190 to 220 square feet Nest and Corner office spaces at $650 to $1,050/month
522 square feet Command Center space at $1,100/month or about $2.11/SF/month
900 square feet Command Center space at $1,800/month or about $2.00/SF/month
Larger full-service availability at roughly $1.99 to $2.11/SF/month
Event Center availability at $75/hour

For small businesses and startups, a gross full service structure can help provide:

A single predictable rent number
Fewer quarterly surprises
Easier monthly forecasting
Professional common areas and building operations
Flexible office footprints as the business develops
Direct communication with the property team

The right lease is not necessarily the one with the lowest advertised base rate. It is the one that gives your business the clearest understanding of its total cost and the strongest control over cash flow. And in Santa Clara’s current market, waiting too long on well-priced, ready-to-go space is its own risk.

Final takeaway

A Triple Net lease may begin with a lower base rent, but taxes, insurance, CAM charges, quarterly billing, and reconciliation true-ups can push the actual cost above a gross full service lease.

A Gross Full Service lease may carry a higher headline rate, but it can deliver:

One all-inclusive monthly payment
More predictable budgeting
Less administrative work
Lower exposure to unexpected operating-cost increases
More time to focus on customers, employees, and growth

Before signing, compare the all-in monthly cost, not just the advertised rent. Ask for a written all-in cost summary and review the complete occupancy cost side by side before committing to a multi-year lease.

Current office spaces are available now at Great America Technology Park, 4701 Patrick Henry Drive, Santa Clara, from approximately 75 to 4,000+ square feet, with the Event Center at $75/hour. To view what is currently available, visit 4701 Patrick Henry Drive.