Delta Tango Advisory is a global professional firm specialising in project & program management, organisational strategy, and operations excellence. We turn strategy into reality, so leaders can deliver with confidence.
“Transformational change isn’t a deck: it's a plan you can execute. We partner to design, test and land the change.”
We help organisations understand their environment, set the right targets and embed governance, so decisions hold up under pressure and delivery stays on track.
At Delta Tango, we operate where precision, security, and trust are paramount. We are the chosen partners for government and commercial clients across the globe, navigating the intricate landscapes of defence, space, intelligence, procurement, and finance.
Our expertise is forged in the world’s most demanding and secure environments. We understand that in your world, confidentiality isn’t just a policy—it’s the foundation of every action. This deep appreciation for sensitive information and critical capabilities is the cornerstone of our service.
Whether your organisation is national or international, we bring the strategic insight and executional excellence required to protect your interests and transform your most complex challenges into strategic advantages. With us, your next move is not just secure; it’s impactful.
We’re committed to positive change across Australia: improving organisations and the human experience. From supporting social causes to increasing access to opportunity, we act where it moves communities forward.
Our team receives tailored onboarding, substantial training and professional education through partnerships with leading institutions. We prioritise continued development aligned to career aspirations and client needs.
UNSW, the Australian Institute of Management, and the University of Sydney’s student intern program.
Strong Defence Reserves commitment and alliance with Klepper Consulting: experts in training design for complex asset operations.
Organisational member of AIPM, supporting staff certifications and ongoing professional development.
FIELD NOTES
A few unfiltered frames from the University of Sydney PMSOC Industry Night, showcasing our team briefing, debating and collaborating with future leaders and innovators.
USYD
Our consultants walk through a live project assurance scenario before students break into teams.
Panel
PMSOC members map opportunities with our team, capturing commitments right onto the canvases.
FIELD NOTES
From geopolitics forums to industry mixers, we show up ready to contribute.
Sydney, Sept 2025
Focused conversations with UK and Australian innovators around defence innovation pathways.
We are approved suppliers on the following government panels and marketplaces.
NSW Procurement • NSW
Listed on NSW buy.nsw Supplier Hub (Profile ID 93372). ABN 31 649 924 514. Approved to supply ICT professional services under SCM0020 categories including consulting and UX/service design.
Department of Defence • Commonwealth
Standing Offer Notice (SON3520191) under the Information Communication Technology Provider Arrangement. Open to all agencies, multi-agency access approved. Panel ID PNL2331. Contact: ICTPA.Advice@defence.gov.au (Department of Defence, postcode 2600). Description: Purchase of Digital Services for Government.
Australian Signals Directorate (ASD) • Commonwealth
Contract with the Australian Signals Directorate under SON3413842. Description: Project Manager – Labour Hire. Contract value AUD $358,160.00. ATM ID DTA-487 V4. Agency Ref ID 4501153660. Published 8-Apr-2022. Procurement method: Open tender. Contact: AP.Reporting@defence.gov.au (ASD, postcode 2600).
Digital Transformation Agency • Commonwealth
Standing Offer Notice SON4102906 (Digital Marketplace Panel 2). Arranged by the Digital Transformation Agency, with multi-agency access (all agencies). Includes two modules: ICT Labour Hire and Professional & Consulting Services. RFQs and contracts are managed through the Digital Marketplace at https://www.buyict.gov.au/sp. ATM ID DTA-ICT-50582. Agency Ref ID: DMP2. Procurement method: Open tender. Contact: ictprocurement@dta.gov.au (Phone: 0261208705, postcode 2600).
