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Accurate Financials for Successful Transactions

Clear, actionable financial insight, backed by a track record of 500+ delivered projects. Gabriel helps founders and investors make confident decisions, defend the numbers in front of counter-parties, and move forward faster.

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Projects Delivered
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Years Experience

Free Model Audit

No strings attached

Send Gabriel your existing model. He'll review the assumptions, structure, and outputs - and reply with the three changes that matter most.

Reply within one business day.
No automated funnel.

Gabriel I. Simion

You work directly with

Founder of Simion Advisory Partners. Every engagement is delivered by Gabriel personally - not handed to a junior analyst. 500+ financial models, valuations and transaction artifacts shipped to founders, boards and counter-parties.

  • 500+ models, valuations and transaction artifacts shipped
  • Cross-sector: energy, tech, services, industrials
  • Engagements from seed-stage to mid-market M&A
  • Built on the Leontief Input-Output framework

Client Testimonials

79+ verified reviews

Anonymized reviews from clients across financial modeling, M&A, and strategic advisory engagements. Identities protected by NDA.

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Free Strategy Call

20 minutes with Gabriel

Bring a deal, a fundraise, or a decision. Walk away with a clearer next step. Real time with Gabriel - no sales rep, no deck, no obligation.

Reply within one business day.
Real human, real reply.

Three-statement models, built on the Leontief Method

The Modeling Framework

Every model Simion Advisory ships is built on the Input-Output framework developed by Dr. Wassily Leontief - the structural approach that won the 1973 Nobel Prize in Economics.

Drivers in. Three linked statements out. Move one assumption and the entire ecosystem updates - investor-ready scenario testing, not a static spreadsheet.

1973 Nobel PrizeInput-Output AnalysisDynamic scenario testing
How the Leontief Method works

Tailored Financial Modeling for Investment Rounds.

When you stand before investors, your numbers must tell the right story. If you are moving fast and need a professional financial model or an updated forecast, we can deliver a high-precision version in just a few days.

Prices start at $1,499 and adjust based on your company stage and data complexity. Configure your financial model below.

Financial model configurator. Starting from $1,499

"The stage of your round dictates the level of detail investors will expect in the model."

Step 1: Select the Investment Stage

Tell Gabriel about your situation.

One short message. Gabriel personally replies within one business day - no automated funnels, no sales rep.

Office

17 Virtutii Street, Sector 6, 060782 Bucharest, ROMANIA

Business Hours

Mon-Fri: 9AM-6PM EET

Simion Advisory Partners logo (light background version)
Send us a message

Just three things and you're done - Gabriel reads every reply personally.

What can we help with?

No automated funnels - a real reply from a real person.