Get a fashion and DTC mentor who has built a brand before
Vetted GrowthMentor mentors who help apparel, accessories, beauty and consumer-product founders sell direct. Every mentor below wrote their own take on the work.
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John Foundis
5.0 · +3 more
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Lena Sesardic
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The mentors, in their own words.
4 mentors available

John Foundis
Growth & Digital Marketing Strategist | Entrepreneur | Fintech MBA Candidate | Community & Emerging Tech Advocate 📈🚀
With over 18 years in the fashion industry, I bring expertise in retail, entrepreneurship, and digital marketing. Managed fashion retail for 6 years, ran my own fashion businesses for another 6, and led FashionFreaks, a top Greek fashion community, for 9 years. Collaborated with renowned brands like Net-a-Porter, Elle, Diesel, H&M, Noilence, Pandora, Mr Porter and Athens Fashion Week, specializing in online strategies that enhance brand visibility, community engagement, and impactful results.
10 years in the luxury resellers market. I can tech you how to flip a bag to how to repair an old Chanel bag. Want to start your own store. Want to pivot from Ecomm to a physical store.
Fashion has been at the core of my work from the beginning. From agency-side campaigns to brand strategy and social-first content for fashion brands across SEA and the US. If you're a fashion brand trying to build your social presence, find your voice, or grow an audience that converts, I can help.
Currently consult for an established luxury fashion brand in the Middle East in a rapid growth phase. Research includes strategically defining growth targets, brand positioning, how to cement brand affinity in a saturated marketing and what are the most critical product development plays.
Here's how it works.
Your request
""▍
Say what you're stuck on. We line up the right person.
A session
REC
Live, one on one
30 min
Talk to someone who's done it. Thirty minutes, recorded.
After the call

Dani Hart
Recording
You came in with
"Drop sells out, no repeat buyers."
You left with
"The second sale is won in the fitting, not the feed."
05:43 / 30:00
Jump to the moment
Keep the recording, summary, and takeaways. Yours.
What a fashion mentor does
A fashion and DTC mentor has already launched a physical-product brand and lived through the part you are in now: the ads stopped working, the store gets visits but few sales, and the money is tied up in inventory. You get a 1:1 call with someone who has owned those problems and fixed them.
Most calls do some version of five things:
- Restructure the ads. The most common fix is rebuilding a paid account from scratch: campaign structure, budget, creative testing, and what to stop running today.
- Find the bottleneck. Often it is not the ads at all. A mentor walks your funnel and finds whether the leak is the product page, the offer, or the targeting.
- Pick one channel. Spreading budget across Meta, TikTok, Google and Amazon at once is the trap. You decide which single channel to commit to first.
- Fix the product page. Fit confidence, sizing, photos and trust signals decide whether a fashion visitor buys. A mentor knows what to add.
- Sort the unit economics. Shipping, margin and repeat-purchase math tell you whether scaling spend will make money or just lose it faster.
The value is direction: what to do next with the money you have left, and what to ignore.
You also leave with a record. After each call, the takeaways are written down for you, ready to keep or skip:
Ammarah AhmedStore teardownAdd a size chart with the model's height and size worn, sizing doubt is the biggest reason apparel carts get abandoned.
Put the paid budget behind one channel for 60 days, it was split across Meta, TikTok, and Amazon with none getting a fair test.
KeepSkipNet returns and shipping into the margin before you set an ad ceiling, the real number after apparel returns is lower than it looks.
KeepSkipTurn last season's leftover stock into a first-order offer, unsold inventory is cash you can put back to work now.
KeepSkipWhere DTC founders get stuck
Most people book a fashion or DTC call stuck on something specific:
- First launch, no playbook. you made the product yourself, this is your first time selling direct, and there is no one senior to sanity-check the plan.
- Ads that burn money. you spent real budget on Meta or TikTok, got clicks and visitors, and almost no purchases came back.
- Spread across marketplaces. Shopify, Etsy, Amazon and retail all at once, none of it compounding, and you cannot tell which to commit to.
- The budget ate itself. sampling and bulk production used up most of the cash, leaving little to market the box of stock that just arrived.
- Sourcing and MOQ pain. missed sample deadlines, minimum order quantities, long delivery windows, and resellers undercutting your direct price.
- No idea if you are profitable. the revenue looks fine on the surface, but you have never worked out the margin after shipping, fees and ad spend.
You are a founder who makes the product and runs the ads
The reader on this page is usually a founder doing growth themselves, often from a non-marketing background. You do not need a fashion-marketing title to get value from a call. You need a specific problem and a brand with money on the line.
Fixing ads that burn money
Paid acquisition is the wound under almost every fashion call. You ran ads, the spend went out, and the sales did not come back. The instinct is to push more budget or test one more audience. The fix is usually to rebuild the account on a sound structure first.
A mentor who has run DTC ad accounts can help you with the parts that move the number:
- Campaign structure. how to lay out Meta, Google or TikTok so the platform can learn, instead of fighting it with too many tiny campaigns.
- Creative testing. a disciplined angle-and-creative testing system, because in fashion the creative is the targeting and one winner changes everything.
- Performance Max. whether to run it at all, and how to stop it from eating budget on traffic that was never going to buy.
- Budget and learning. how much to start with, how long to let a test run, and how to read results without killing a campaign too early.
- Ad fatigue. knowing when a creative is spent and needs a refresh, instead of blaming the account when the same image just got tired.
Traffic but nobody buys
"People add to cart and then leave" is one of the most common things fashion founders bring to a call. The traffic is rarely the whole problem. Something on the product page is killing the buying decision, and fashion has its own particular blockers.
A mentor walks the page with you and finds what is missing:
- Fit confidence. sizing uncertainty is the single biggest conversion barrier in apparel. Size charts, fit notes and the model's height and size worn all reduce the doubt.
- Product imagery. eight to twelve purposeful images that show the product on a body, in context, and up close, so a stranger can judge it without touching it.
- Returns and risk. a clear, generous returns policy removes the fear of getting stuck with something that does not fit.
- Trust signals. reviews in a believable range, visible social proof, and clean checkout so a first-time buyer feels safe handing over a card.
- Realistic benchmarks. median fashion conversion sits around 2.4%, lower for menswear and luxury, so a mentor can tell you whether your rate is broken or normal for your vertical.
Fixing the right blocker on the page is worth more than pushing more traffic at a store that cannot close.
Mentors start diagnosing before the call. A typical first exchange after you book:
John KiskipelisLowering your acquisition cost
The cost to acquire a fashion customer has climbed hard. Apparel now runs roughly forty-five to sixty-five dollars to win one buyer, up more than sixty percent over the past decade, and the tracking changes that gutted Meta targeting made single-stage cold campaigns less reliable for everyone.
A mentor helps you bring that cost down without simply spending more:
- Diversify off Meta. test how TikTok, Google and retail media compare for your product instead of leaning your whole budget on one platform.
- Retention as an offset. keeping a customer is far cheaper than finding one, so repeat purchase lowers your blended acquisition cost.
- Email and SMS. owned channels run at near-zero cost and recover the carts and customers your ads already paid to find.
- Referral and UGC. turn happy buyers into a deliberate channel, and use customer-shot content that outperforms polished studio creative.
Choosing your channels
Channel choice is one of the most common reasons fashion founders book a call. You are selling on Shopify, Etsy and Amazon at once, considering retail, and unsure where to put your limited time and budget. The answer is usually focus, not addition.
A mentor looks at your product, your margins and your stage, then helps you decide:
- Amazon or your own store. Amazon brings traffic but owns the customer; your own Shopify store is harder to start but builds an asset. A mentor helps you sequence the two.
- When to diversify. if you are over-reliant on one marketplace or one ad platform, when to deliberately add a second channel and when that just spreads you thin.
- Organic for no budget. if the production budget ate the marketing budget, which organic and content moves can earn your first customers without spend.
- What to stop. the channel that has never had a fair test, which a mentor will often tell you to drop so the rest can work.
Most brands run five channels at half effort. The move is to fund one properly and drop the ones that never had a fair test.
Unit economics and pricing
Plenty of founders arrive without ever having worked out whether the brand makes money. With physical product there is a cost software founders never pay: materials, manufacturing, shipping, returns and platform fees all come out before profit.
A mentor helps you build the model that decides whether to scale or pull back:
- Contribution margin. what is left after the cost of goods and shipping on each order, the number that has to clear before paid ads can ever be profitable.
- The LTV to CAC ratio. a healthy brand earns at least three dollars of lifetime value for every dollar of acquisition cost before it pours money into scaling.
- Payback period. how fast you make back what you spent to acquire a customer, ideally inside a few months so cash does not get trapped.
- Pricing for repeat. pricing and product line built for a second and third purchase, not a single one-off sale that never compounds.
the unit economics, x-rayed
A $60 jacket that costs $22 to make, ship, and process a return on1. That leaves about $30 of contribution before a dollar of ads2. A buyer who orders twice more is worth roughly three times what you paid to win them3. The line to hold: earn the ad spend back inside the first two orders4.
The contribution margin
What is left after cost of goods, shipping, and returns. The number ads have to clear.
The repeat value
A second and third order is where a thin first-order margin becomes a real customer.
The LTV to CAC line
At least three dollars of lifetime value for every dollar spent to win the buyer.
The payback
How fast the ad spend comes back, before the cash is trapped in the next production run.
Every line here is a number you can hold. What decides whether you can scale is the margin after returns, not the revenue.
Standing out in apparel
Apparel and consumer goods are crowded, and a lot of brands look the same. Founders often arrive stuck on a name they have circled for weeks, or unsure why their store reads like every competitor. Committing to an identity is itself a breakthrough on many calls.
A mentor helps you decide where you sit and say it clearly:
- Commit to the brand. settle the name and identity you have been circling, because decided and good enough beats perfect and stalled.
- Pick a positioning angle. choose the axis you win on: price, quality, aesthetic, values or lifestyle, instead of trying to be all of them.
- Differentiate concretely. name the one thing a buyer can repeat about why you and not the generic alternative next to you.
- Make the message land. rewrite the homepage and product copy in your buyer's words so the right person instantly understands the brand.
If your customer cannot repeat your difference in one sentence, the positioning is not done yet.
two moves, in order
Commit to the identity
a name you have circled for weeks
the name and look, decided and shipped
Pick the axis you win on
premium, affordable, and sustainable all at once
one claim a buyer can repeat back
The obvious pick for one buyer
A decided identity, one positioning angle, and copy in the buyer's words, so the right person gets it in a sentence.
The order matters: commit to the identity before you rewrite the words.
What a mentor can help with
A fashion founder does not need a runway stylist. You need an operator who can rebuild a paid account, fix a leaking product page, sort the unit economics, and tell you which one channel to commit to. The network is broad on purpose, so you can find the person who has done the specific thing you are stuck on:
- Paid ads and performance. Meta, Google, TikTok and Amazon ads, from first budget to a structure that scales.
- Conversion and CRO. Product pages, checkout and the path from a fashion visitor to a paying customer.
- Channel and go-to-market. Amazon versus DTC, marketplace strategy, and how to launch a physical product.
- Email and retention. Lifecycle, SMS and the repeat-purchase loop that offsets your acquisition cost.
- Branding and positioning. Identity, name, and how to stand out next to the competition.
- Pricing and unit economics. Margin, shipping math and pricing built for repeat buyers.
- Influencer and UGC. Seeding to creators, structuring deals, and content that builds trust.
- Content and SEO. Earned traffic and a content engine for the founder with little to spend.
Whether the wound is the ad account, the product page, or the margin, there is an operator above who has fixed that exact thing.
You can also run it in reverse: post what you are stuck on as a help request, and mentors raise their hands to take it.




What people book fashion brand calls about
Rarely what they end up solving. The ask on the booking form is usually a symptom, and a mentor who has done this work recognizes the pattern underneath it. Three that come up again and again:
walked in as, walked out as
Walked in as
A conversion problem
Traffic adds to cart, then leaves.
Walked out as
A fit problem
Sizing doubt kills the order.
Walked in as
A drop problem
The new collection barely sold.
Walked out as
A channel problem
The right buyers never saw it.
Walked in as
A revenue problem
Sales look fine on the surface.
Walked out as
A returns problem
Returns eat the margin you counted.
Three calls, one mechanic. The problem that leaves the room is never the one that walked in.
Why GrowthMentor
Every mentor on GrowthMentor is vetted before they are accepted. Fewer than 5% of applicants get in. They are operators who have built and scaled real DTC and consumer brands, not influencers selling a course.
Because the network spans the whole funnel, you are not stuck with a single-channel specialist when your problem runs from the ad account to the product page to the margin. You can find the right person for this question, then a different person for the next one.
Calls this month
Book the fourth call, or the fortieth. Nothing on this receipt changes.
People who were exactly where you are.
GrowthMentor enables us to swiftly get a world-class expert to give us guidance on any marketing issue or question in a matter of days.

Hamel Shah · Co-Founder
Read Hamel's storyKnowing I can always book a call to help me clarify what I'm doing is the best feeling in the world.

Lena Sesardic · Product Manager
Read Lena's storyI like to set my own strategies and then get help from experts to improve on them and check if I'm on the right track.

Minh · Solo Founder
Read Minh's storyIt gave me fast access to expert-level insights that I couldn't get from academic research or user surveys alone.

Nicola Rubino · Growth Marketing Consultant
Read Nicola's storySometimes I'm stuck at one step and all I need is someone who can share experiences of what they did when they were in my situation.

Annie Chen · Head of Marketing
Read Annie's storyI enjoy having pretty much instant access to a pool of worldwide, expert mentors who are keen to share their expertise and help others.

Carlos Terol · Co-Founder
Read Carlos's storyAsk ChatGPT
Don’t take our word for it.
Ask ChatGPT what it really knows about fashion mentors and GrowthMentor, then decide for yourself.
Before you join
What people ask before their first call.
The fix is usually structure, not more budget. A mentor who has run DTC ad accounts can rebuild your campaigns from scratch, set up a real creative testing system, and tell you whether Performance Max is wasting spend. Often they will also find that the leak is your product page, not the ads themselves.
In fashion the product page is usually the blocker. It is often fit confidence: missing size charts, fit notes, the model's measurements, or not enough photos showing the product on a body. A mentor walks the page with you, fixes the trust and sizing gaps, and tells you whether your conversion rate is broken or normal for your vertical.
It depends on your margins, your product, and your stage. Amazon brings traffic but owns the customer; your own store is harder to start but builds an asset you control. A mentor helps you sequence the two instead of spreading yourself thin trying to win every channel at once.
Acquisition cost in apparel has risen sharply, so the brands that win get a second and third purchase rather than just chasing cheaper first orders. A mentor helps you diversify off a single ad platform, build the email and SMS loop that recovers customers your ads already paid for, and use referral and customer-shot content to bring the cost down.
Work out your contribution margin first: what is left after the cost of goods and shipping on each order. From there a mentor helps you check your LTV to CAC ratio and your payback period, so you know whether scaling ad spend will make money or just lose it faster.
Less than you think, and structured so the platform can learn rather than split across tiny campaigns. A mentor helps you set a starting budget for your stage, decide how long to let a test run before judging it, and read the early results without killing a campaign too soon.
If production used up most of your cash, paid ads are not your only option. A mentor helps you build a pre-launch audience, seed product to micro-influencers cost-effectively, and use organic content and community to earn your first sales before you have spend to scale.
Reduce the doubt a stranger feels before buying. That means clear sizing and fit information, the model's height and size worn, eight to twelve purposeful images, a generous returns policy, and believable reviews. A mentor reviews your page and tells you which of these is costing you the most sales right now.
Pick the one axis you win on, whether that is price, quality, aesthetic, values or lifestyle, and say it so a buyer can repeat it in a sentence. A mentor helps you commit to a name and identity, sharpen the positioning, and rewrite your homepage in your buyer's words so the right person instantly gets it.
Yes. This is exactly who most people on this page are: founders who made the product themselves and now have to sell it direct. You do not need a marketing background to get value from a call. Bring a specific problem and you will leave with a plan and one clear next step.
Plenty of founders book a call after paying agencies that did not deliver. An agency runs the work and bills you; a mentor gives you a practitioner's straight opinion on your specific brand, on the call, with no upsell. It is the fastest way to get unstuck on one decision and to learn enough to judge the work yourself.
Yes. Every GrowthMentor mentor is vetted before they are accepted, and fewer than 5% of applicants get in. The mentors on this page have built and scaled real consumer brands. GrowthMentor is a membership, and once you are a member, calls are included. Browse the mentors above, read their profiles and reviews, and book a 30-minute video call directly on their calendar.
Still have questions? See all FAQs →
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Every face here has already solved what you're working on in fashion. You're one call away.



