SONIA KAREN SIEBENHAUSEN

Master Entity
Public Services & Welfare
Total portfolio
$50,000
Contracts won
1
Latest win
May 2025
Active projects
0
MomentumCooling-100%12mo vs prior 12mo
Buyer concentration100%from Department of Veterans' Affairs
Expiring soon0none in next 12mo

Contract history

No contracts match those filters.

Where the revenue comes from

top 1 buyers
Department of Veterans' Affairs$50K
100% of portfolio1 contract

Similar suppliers

SONIA KENNEDY

2 contracts

Public Services & Welfare

KAREN ANNE HALL

2 contracts

Public Services & Welfare

SIMONE HELEN ISEMANN

3 contracts

Public Services & Welfare

SUSAN TOBIASSEN

3 contracts

Public Services & Welfare

SUZANNE LORAINE SCHILDER

2 contracts

Public Services & Welfare

SALLYANNE AARONS PSYCHOLOGIST

2 contracts

Public Services & Welfare

MS SUSAN HEINRICH

2 contracts

Public Services & Welfare

SUZANNE SMITH

2 contracts

Public Services & Welfare

Open tenders matching this supplier's work

Provision of Private Hospital Services for Australian Veterans

Closes: Jun 30, 2028

Health & Medical

Provision of Day Procedure Centre Services for Veteran and Defence Force Communities

Closes: Jun 30, 2028

Health & Medical

Refresh and Expansion of Open Arms Outreach Program Counsellor Panel – Inclusion of New Professions

Closes: Oct 23, 2026

Health & Medical

Employee Assistance Program Services – Bendigo Kangan Institute

Closes: Oct 07, 2026

Public Services & Welfare

Provision of Food and Kiosk Services – Victorian Institute of Forensic Mental Health

Closes: Oct 07, 2026

Health & Medical

Employee Assistance Program (EAP) for Department of Communities and Justice and Corrective Services NSW

Closes: Oct 09, 2026

Health & Medical

Modern Transport Service for Department of Veterans' Affairs Clients Attending Compensable Treatment

Closes: Oct 19, 2026

Transport & Logistics

Provision of Minor Facilities Services – Victorian Institute of Forensic Mental Health

Closes: Oct 20, 2026

Construction

Supported Accommodation Services for Barwon Health

Closes: Oct 08, 2026

Public Services & Welfare

Darebin City Council Employee Assistance Program (EAP) Services 2026

Closes: Oct 08, 2026

Health & Medical

Employee Assistance Program (EAP) Provider – City of Adelaide

Closes: Oct 08, 2026

Health & Medical

Development and Co-Design of Sustained Health Home Visiting (SHHV) – Children’s Health QLD Hospital and Health Service

Closes: Oct 15, 2026

Health & Medical

Who they are

Provides counselling services to the Department of Veterans' Affairs.

AI summary · inferred from awarded contracts

Includes consolidated data for: SONIA KAREN SIEBENHAUSEN

Unlock the full platform.

7 days free, then $49.99/AUD per month. Cancel anytime.

What you get

Find

Government tenders from many sources, in one platform.

We monitor federal, state and local government portals in near real time and update the feed as tenders are published, so you check one place instead of many.

Search by keyword, or describe your workType a keyword, or switch to AI search and say what your business does.
Narrow it downFilter by category, state and area, or view open tenders on a map.

Alerts

Get the right tenders by email.

Tell us what you are looking for and we email you when a matching tender is published.

Set it up your wayUse keywords, a description of your work, a location or a distance from a postcode. Up to 10 alerts.
Instant or dailyGet an email when a match is published, or one summary a day.

Assess

Size up a tender in minutes.

Before you open a single document, get the requirements, a likely value and who you would be up against.

Requirements from the documentsWho can bid, mandatory criteria, how it is scored, insurance and key dates, each with its source.
Value and competitionAn estimated value from similar awarded contracts, and the suppliers most likely to bid.

Market

Follow SONIA KAREN SIEBENHAUSEN and get alerts when they win.

Awarded contracts with the supplier and the value, so you can check prices, spot competitors and find work that is coming back to tender.

Supplier and agency profilesWhat each one has won or awarded, who they work with, and how that is changing.
Contracts ending soonTerms that finish in the next 12 months, which often go back out to tender.

Pipeline

Track your bids from interested to won.

Save a tender in one click and move it through each stage as you work on it.

Work as a teamInvite colleagues so you work from the same list.
Take it with youExport tenders and matches to CSV.

GovMarket AI

Ask a question in plain English.

Find tenders, look up a supplier, or check who won a contract. Just type what you need.

Get started

Win more government work.

Find the tender, size it up and track the bid, in one place.

7 days free, then $49.99/AUD per month

Have a question? message us →

7 Day Free Trial

The Gov procurement market in your hands. Cancel anytime.

20% off
Solo
For solo operators
$49.99/ month
Billed monthly
  • Open tenders from 12+ sources
  • Auto-updated hourly
  • 1.3+ million historical contracts
  • Tender, contract & supplier alerts 24/7
  • Price benchmarks & agency spend
  • Likely-bidder intelligence
  • Document downloads
Team
For growing teams
$199/ month
Billed monthly
  • Everything in Solo
  • Up to 10 team members
  • Shared watchlists & alerts
  • Priority support
Enterprise
For larger organisations
Custom
Tailored to your team
  • Everything in Team
  • Unlimited seats
  • Dedicated account manager
  • Custom integrations & SSO

1000+ businesses have joined GovMarket

IBMKPMGEYNSW GovernmentRSMBechtelDefence HealthFreyssinet

You're In — Free Trial Activated

You now have full access to GovMarket Premium for 7 days. You’ll be charged at the end of the trial unless you cancel.

  • Tell Us What You Do — We'll surface the tenders that are most relevant to your business.

Not ready to trial?

See how GovMarket works and decide if it's a fit for your business.