Home › Blog › Proprietary deal flow by cold email: a setup guide for PE deal teams
How PE deal teams build proprietary deal flow by cold email: thesis-led lists, separate domains, owner signals, copy, and the UK, EU, US and Canada rules.
By Moe Alhosni · Published 29 October 2026 · 8 min read
Short answer: Proprietary deal flow by cold email means a PE deal team writing directly to owners of companies that fit its thesis, before a banker runs a process. It works when the list is narrow, the email comes from a named partner on a separate sending domain, and each message gives the owner a specific reason you picked them. It is deal origination, not fundraising: emailing investors to raise a fund is a financial promotion, and a different job.
I am Moe Alhosni, founder of ROI Maximizer. At Moody's in London I was Assistant Director, Sales, covering central banks, financial institutions, asset managers, PE and VC across Central and Eastern Europe plus Portugal, Malta and Cyprus. That means I sold to PE and VC firms. It does not mean I have run a deal-sourcing campaign for one: ROI Maximizer has not run a finance campaign yet. This guide is process, not results. Where a step depends on law, I link the source.
This page is B2B only. It covers outreach from a PE firm to company owners about buying or investing in their business. It does not cover outreach to LPs, family offices or individuals about investing in a fund.
Intermediated deals come with a process, a timetable and competition. A proprietary conversation, where the owner talks to you before anyone else, is the alternative most deal teams want more of. Cold email is one way to start those conversations at volume without adding associates.
It is not a replacement for bankers, accountants and your network. It is a way to reach the owners who are not yet talking to any of them.
A thesis that reads well in an LP deck is usually too broad for a list. Turn it into filters a researcher can apply without asking you.
Aim for a list where every name could plausibly be a deal. A few hundred well-chosen owners beat ten thousand loose ones. The list is the one part of a campaign you cannot fix with copy. Before you send, run a sample through the lead list checker.
Deal outreach goes to one person: the owner, founder or CEO who holds the shares. Not info@, not the finance manager.
Small-company owners are individuals, so their names and email addresses are personal data. Under UK and EU GDPR, direct marketing can rest on legitimate interests (GDPR Recital 47), but that needs a written balancing test and an easy way to object. Record your reasoning before the first send.
Do not send cold email from the firm's main domain. Use a second domain that is clearly yours, such as a short variant of the firm name, set up with SPF, DKIM and DMARC, and warmed before use.
Why it matters more for a PE firm than for most senders: your main domain carries portfolio-company mail, LP reporting and deal documents. If cold outreach damages its reputation, those emails start landing in spam. The cost of a second domain is small next to that.
Keep volume low per mailbox, and send from a named partner or principal. Owners answer people, not firms.
A good deal-sourcing email answers one question in the first line: why this owner, why now? The signals that answer it are mostly public.
Use one signal per email. Two reads like a mail merge.
Short, plain, from a person. Three to five sentences.
Follow up three or four times over a few weeks, each with something new. Then stop. Owners talk to each other, and a firm that sends eight emails gets a reputation.
Avoid valuation numbers, return claims and anything that reads like a promise. Keep the tone of a letter from one owner to another.
The rules differ by country and by deal type. Settle them with counsel before the first send.
UK, email rules. PECR's consent rule for email covers individual subscribers (PECR reg 22). The ICO says "You can email or text any corporate body", but "Sole traders and some partnerships are treated as individuals" (ICO guidance). Most deal targets are limited companies, but remove sole traders and partnerships, or get consent. Every email needs your identity and a way to opt out.
UK, financial promotion. FSMA s21 stops a person, in the course of business, communicating "an invitation or inducement to engage in investment activity" unless they are authorised or the content is approved (FSMA s21). An email offering to buy an owner's shares could fall within that. There is an exemption for the sale of a body corporate: article 62 of the Financial Promotion Order covers communications relating to acquiring or disposing of shares where the shares are 50 per cent or more of the voting shares, or where the object is day-to-day control of the company (FPO art 62). A minority growth deal may not fit that exemption. That is exactly the point to put to counsel.
EU. Legitimate interests under GDPR does not override national email rules. Germany treats advertising by email without prior express consent as an unacceptable nuisance, with no general B2B exception (UWG s7). Plan EU campaigns country by country.
US. CAN-SPAM applies to business email too: "The law makes no exception for business-to-business email." You need accurate headers, a non-deceptive subject line, a postal address and an opt-out honoured within 10 business days (FTC guide).
Canada. CASL needs express or implied consent (CASL s6). Implied consent for B2B can come from an address the person has "conspicuously published", with no refusal statement, where the message is relevant to their role (CASL s10(9)). An address from a data vendor is not the same thing.
Fundraising is a different job. Emailing LPs, family offices or individuals about investing in your fund is a financial promotion, with its own rules. We do not run fundraising campaigns to unvetted individuals. The UK detail is in when a cold email becomes a financial promotion.
This is general information, not legal advice; check with your compliance team or counsel.
Before you pay anyone to book calls, write down what counts. For a deal team I would use:
That is a deal-team version of what counts as a qualified meeting. Agree it in writing.
As of October 2026, Danish Lead Co's own comparison page says it costs "from $3,000 a month", as one retainer, with no setup fee and no per-lead fee. It specialises in PE, M&A and investment banking deal sourcing, and if you want a specialist with a large body of PE content, it is a sensible call.
Our pricing is different: a setup fee of $1,000–$3,000, then $200–$500 per qualified owner conversation that took place, or a flat $5,000 a month. No minimum term, nothing for a no-show. If a month produces no owner conversations, you pay nothing beyond the setup. A full priced comparison is in fintech lead generation agencies compared.
To be clear about proof: our published results are from PR agencies, not finance. PR Noir, a New York PR agency, went from 27 leads to 10 qualified meetings and a $90K deal. P1 Communications, a UK hospitality PR agency, got 20+ qualified meetings. Neither is a deal-sourcing result. What I bring to a deal team is having sold to PE and VC firms, and knowing how a partner judges a first call.
More on PE outreach is on the PE and VC deal sourcing page and the financial services hub.
Get three things in writing before you pay any agency, including this one.
Then put your expected deal value and conversion rate through the ROI calculator.
If you want to test the list and thesis before spending on sends, book 30 minutes or email moe@roimaxi.com.
About the author: Moe Alhosni, founder of ROI Maximizer. Before that he spent four and a half years in sales at Moody's in London, most recently as Assistant Director, Sales, working with banks, asset managers and private equity firms. He runs the campaigns behind the first-hand data on this site. LinkedIn
Or run the free GTM teardown on your own site for the ICP, cold email and numbers specific to your company.
ROI Maximizer is a trading name of M Ventures LTD, registered in England and Wales, company no. 15554493. Registered office: 4 Beau Street, Bath BA1 1QY, United Kingdom. moe@roimaxi.com
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