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BIZBITE

Automatic Door Service

Every sliding entrance is a compliance problem waiting to jam

Bottom line

Worth studying, but do not buy without strong local proof.

Automatic door service companies inspect, repair, and maintain sliding, swinging, folding, and revolving entrance systems for grocery stores, hospitals, airports, hotels, offices, schools, and retail centers. The work sits between access control, commercial doors, and life-safety compliance: when an entrance fails, customers cannot flow, ADA access suffers, and the property manager needs a technician fast.

Acquisition score
Margin · multiple · SBA data
58Strong
Avg revenue
$720K/yr
$180K–$2.6M range
Profit margin
32%
~$230K SDE
Multiple
2.2–5.4×
of SDE
Est. buy price
$507K–$1.2M
startup: $45K–$180K

How It Works

Technicians diagnose sensors, operators, tracks, pivots, closers, activation plates, safety devices, and door hardware; replace worn parts; perform AAADM-style safety checks; and sell planned maintenance agreements to high-traffic facilities. Revenue comes from emergency repairs, annual or semiannual inspections, preventive maintenance plans, retrofit projects, parts markup, and new automatic-door installs.

BizBite verdict

Watch / verify

Automatic Door Service has enough high-level data for a first look, but BizBite has not assigned a category-specific operating model yet. Treat the score as preliminary.

58Strong
low data confidence · 40/100medium financing fit

Why it may work

  • +Attractive 32% estimated margin profile

Be careful

  • !Source link status has not been verified yet
  • !No last-checked date yet
  • !No SBA category enrichment yet
  • !No category operating model yet
  • !Low data confidence

Deal Calculator

Priced off $230K SDE — can this deal service its own debt?

1.90×
DSCR · Lender-comfortable
Purchase multiple — 3.6× SDE ($830K)
Category range: 2.2×–5.4× SDE
Down payment — 10% ($83K)
SBA minimum equity injection is 10% for change-of-ownership
Interest rate — 10.50%
Typical SBA 7(a) range: 9.5–12% (prime-based)
Loan term — 10 years
Standard SBA 7(a): 10 years for business acquisition
Purchase price
$830K
3.6× of $230K SDE
Cash to close
$108K
$83K down + ~3% closing
Debt service
$10K/mo
$121K/yr on $747K loan
Cash-on-cash
101%
cash back in ~12 mo
Debt service coverage · what the lender sees
1.90×+$9K/mo after debt
Most SBA lenders want ≥1.25× coverage; 1.5×+ is a strong file.

SDE = revenue × margin estimate for this niche; it includes owner compensation, so budget your salary out of cash flow. Excludes working-capital injection, capex reserves, and taxes. Actual SBA terms vary by lender and borrower.

Pros

  • +Urgent failures create high-intent commercial service calls
  • +Planned maintenance agreements turn scattered repairs into recurring accounts
  • +AAADM-certified technician credibility helps small operators compete locally
  • +Good adjacency to commercial door, glass, locksmith, and access-control routes

Cons

  • -Requires specialized parts knowledge and safety-compliance discipline
  • -Technician availability can bottleneck growth
  • -Large national brands compete for hospital, airport, and big-box accounts

Best For

Commercial door, locksmith, glass, access-control, or facilities-service buyers with technician management discipline

Operating Costs

Costs include trained technicians, service vans, door operators and sensors, safety-check tools, ladders, parts inventory, insurance, dispatch, and manufacturer training. June 2026 research found Vortex emphasizing certified automatic-door inspection and maintenance, Door Services Corporation marketing AAADM-certified repair across sliding/revolving/industrial doors, and STANLEY Access selling planned maintenance agreements for automatic entrances.

Where to Buy

Vortex Doors - Automatic Door Systems

Commercial door operator reference describing automatic-door repair, inspection, maintenance, and AAADM-certified service

Door Services Corporation - Commercial Door Service

Service provider reference covering automatic, sliding, revolving, sectional, traffic, and industrial door maintenance

STANLEY Access - Planned Maintenance

Manufacturer service reference describing planned maintenance and service agreements for automatic doors

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