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Altman Solon Case Interview: What the Sheet Actually Rewards

How Altman Solon's published rounds work, why TMT driver trees beat canned frameworks, a fiber diligence math walkthrough, and a one-day practice plan.

UpdatedReviewed by Ned

Most candidates prepare for Altman Solon as if it were a boutique MBB clone with a telecom glossary stapled on. That is the wrong bet. On the firm's published full-time path you sit five timed cases across two rounds, each case only about 40 minutes inside a 60-minute slot, and the interviewer is listening for whether you can speak in TMT economics under that clock, not whether you can recite 5G acronyms.

The thesis is simple: Altman Solon fails generic frameworks faster than it fails missing sector trivia. A clean profitability tree that never names ARPU, churn, homes passed, or utilization sounds like every other campus candidate. A thinner structure that opens on the right drivers, confirms the math approach out loud, and lands a conditional recommendation sounds like someone who could staff a diligence workstream next month.

After this piece you should be able to map the published round structure by region, run a TMT case without a canned tree, reproduce a fiber-diligence calculation, and know exactly what to practice tonight.

The published process is clearer than most firms admit

Altman Solon is unusually open about format. Its official interview guide lays out the full-time sequence as of that document: a 30-minute HR interview, a first round of three 60-minute interviews, and a final round of two. Each of those hour blocks is split into about 15 minutes of fit, 40 minutes of case, and 5 minutes of Q&A. Interns on that same guide follow a near-identical path after the HR screen: three hour-long interviews with the same split. The firm also says it holds an internal discussion after each round and aims to give you feedback.

That is not folklore. Treat it as the planning baseline, then check your office, because campus pages publish different shapes by region.

Path (as of firm pages, 2026)What the firm publishesImplication for prep
Full-time (interview guide PDF)HR + 3 first-round + 2 final-round hour interviewsFive cases; consistency under fatigue matters
Americas Analyst (student page)First round: two 1-hour interviewer-led cases; final: two more plus a 45-minute behavioralFour cases plus a long fit block
Americas Summer/Winter AnalystOne round: two 1-hour interviewer-led casesTwo cases; every point counts
Sydney graduate rolesTwo rounds of three case interviewsSix cases; stamina plus variety
Singapore graduate AnalystTwo rounds, five case interviews totalSimilar density to the PDF path

The Americas student page also requires a roughly 30-minute online assessment within 48 hours of applying, with a timed section. Plan for that the same week you submit materials, not the night before interviews. Details and deadlines live on Student Opportunities.

What "world's largest TMT strategy firm" means for your case

Altman Solon describes itself as the world's largest strategy consulting firm focused exclusively on telecommunications, media, and technology, with a global office network built from the Altman Vilandrie and Solon merger and subsequent expansion. That claim is marketing language, but the implication for candidates is operational: your cases will live inside the same problem types the firm sells.

Expect prompts that look like the firm's public service lines: corporate strategy, go-to-market, and especially private equity support across screening, commercial and technical diligence, value creation, and exit. The PE page notes the firm runs hundreds of diligence processes a year. That is why investor-style cases show up so often in candidate reports on forums: they map to the book of work.

You do not need a telecom engineering degree. You do need fluency with the economics those clients use.

Sector sliceDrivers that earn pointsCanned tree that loses points
Telecom / fiberHomes passed, take-up, ARPU, cost to connect, competition by technologyGeneric "revenues vs costs" with no network logic
Media / streamingCohort retention, price ladder, content cost, ad vs subscription mixSWOT and "brand" without unit economics
Tech / cloud / softwareSegment willingness to pay, channel margins, sales cycle, implementation costPorter's five forces recited without a decision
Investor diligenceMarket attractiveness, plan realism, defensibility, value-creation levers"Should we buy?" answered with vibes

Interviewer-led is the default; both formats are fair game

The interview guide is explicit: cases can be interviewer-led or interviewee-led, last roughly 30 to 45 minutes in the case portion, and are meant to feel collaborative. Americas campus language currently leans harder on "interviewer-led." Candidate folklore on Glassdoor and Reddit usually agrees that most rooms feel directed.

Prepare for the directed version as your base, and keep a short candidate-led muscle for the interviewer who hands you a prompt and waits. In either format I stop listening when a candidate narrates a twelve-branch framework instead of answering the question on the table. The sheet rewards crisp responses to the next ask, audible math setup, and a recommendation that names the client's verb: launch, invest, prioritize, price, or walk away.

Ned's rule. If your opening structure would work unchanged on a grocery retailer case, rewrite it. At a TMT specialist firm, the first two minutes should already sound like the industry, even if the numbers arrive later.

Worked example: CedarNet fiber diligence math

Invented company, invented figures. Use it to practice the habit, not as a claim about a real Altman Solon prompt.

Prompt: a PE client is diligence-ing CedarNet, a regional fiber ISP. Management's year-one plan assumes 80,000 homes passed, 35% take-up, and $55 monthly ARPU. Cash opex for the year (excluding depreciation) is planned at $18 million. Is the plan coherent enough to underwrite, and what would you stress-test first?

State the structure before any arithmetic: year-one subscription revenue equals homes passed times take-up times ARPU times 12. Compare that revenue to cash opex. Then pressure the take-up assumption, because that is usually the softest number in a fiber plan.

Base case:

  • Subscribers: 80,000 x 35% = 28,000
  • Monthly revenue: 28,000 x $55 = $1,540,000
  • Annual revenue: $1,540,000 x 12 = $18,480,000
  • Contribution vs cash opex: $18,480,000 - $18,000,000 = $480,000

The plan clears opex by roughly half a million dollars. That is thin for a capital-heavy fiber story even before debt service and marketing spikes. Now drop take-up to 30%, a realistic miss if competitive cable upgrades land in the same footprint:

  • Subscribers: 80,000 x 30% = 24,000
  • Annual revenue: 24,000 x $55 x 12 = $15,840,000
  • Shortfall vs $18,000,000 opex: $2,160,000

A five-point take-up miss turns a barely positive year into a $2.2 million cash hole before interest. The recommendation writes itself: do not underwrite the base case until you see local competitor upgrades, historical take-up by cohort, and marketing cost per connect. Ask for homes connected (not just passed) and for ARPU by product mix. That is diligence language, which is what the interviewer is scoring.

Fit is not a warm-up lap

Every hour-long interview in the published guide opens with about 15 minutes of fit. Americas finals add a dedicated 45-minute behavioral. The guide frames fit as culture, motivation, and how you handle hard situations. The student page asks you to prepare teamwork, problem-solving, adaptability, and a credible reason you care about TMT and strategy consulting.

Bring three stories you can retell in two minutes each: one with a number you owned, one with conflict inside a team, one where you learned a domain fast. Do not invent a fake TMT identity. Curiosity plus a method for learning a sector beats a thin stack of jargon.

How I would score you in the room

When I sit on a case panel, the scoring sheet is rarely mysterious. Map your prep to these signals.

SignalWhat looks strongWhat looks weak
StructureMECE tree built from TMT drivers in under two minutesMemorized framework forced onto the prompt
MathApproach confirmed out loud, units tracked, implication statedSilent calculation, then a lone number with no "so what"
ExhibitsObservation, then business implication, then next questionChart narration with no decision impact
JudgmentConditional recommendation tied to two testable assumptionsAbsolute yes/no with no risk named
CollaborationFollows interviewer redirects without sulkingFights to finish a pet framework

In a typical first-round day of two or three cases, Ned's estimate is that one candidate out of eight loses on math hygiene alone, and two more lose because every recommendation sounds interchangeable with a consumer goods case. Sector vocabulary is the cheapest way to separate yourself, provided the math still lands.

Practice this today

Do one full interviewer-led case out loud, then isolate the failure mode. If structure collapsed, use the structure drill. If the numbers wobbled, use math or market sizing. If the close was mushy, use synthesis.

Practice

Market-sizing drill

Build an assumption chain, do the arithmetic, and get feedback on whether the number is defensible.

Start a drill

A concrete assignment for tonight: size annual subscription revenue for a fictional mid-market SaaS vendor with 12,000 customers, 18% annual churn, $240 average monthly spend, and a planned 10% price increase mid-year. Narrate assumptions, compute, then state whether you would launch the increase. That is one timed rep with TMT-adjacent unit economics.

When you want a scored live case with a seven-score debrief, run /interview (CopperCup, about 18 minutes). For a five-minute typed first rep with no account required, use /start. Market-sizing and math drills live under /drills/market-sizing and /drills/math. Everything on CoachNed is open for seven days with no card; then $120 for a recruiting season or $49 a month.

Frequently asked questions

How many rounds does the Altman Solon interview process have?

It depends on office and role. The firm's interview guide for full-time hires describes HR screening plus a first round of three interviews and a final round of two. Americas Analyst recruiting currently lists two rounds with a different case count, and APAC graduate postings often cite two rounds totaling five or six case interviews. Confirm against the posting for your city.

Are Altman Solon cases interviewer-led or candidate-led?

Both appear in the official guide. Campus language for the Americas currently emphasizes interviewer-led cases. Prep for directed questions as the base case, and keep a short candidate-led opening ready if the interviewer stays quiet after the prompt.

How quantitative is an Altman Solon case interview?

Expect market sizing, unit economics, and plan-sensitivity math. The cases are not pure modeling tests, but slow or unstructured arithmetic is an easy way to leak points in a 40-minute case window. Say the approach, confirm units, then compute.

Do I need prior TMT experience to get an offer?

The firm repeatedly says sector passion and learning speed matter, and specific TMT experience is a plus rather than a hard filter. Show that you can learn a business model quickly and that you chose TMT for a concrete reason, not as a branding exercise.

What should I ask in the five-minute Q&A?

Ask something that proves you read the firm's actual work: a recent diligence theme, how juniors staff PE versus operator strategy projects, or how the office balances telecom, media, and tech work. Skip questions answered on the careers homepage.

Sources

CoachNed is not affiliated with Altman Solon or any other consulting firm named here.