Ciaran Houlihan

COO & Co-Founder

Ciaran Houlihan

A serial entrepreneur and systems architect, Ciaran Houlihan builds AI-driven, off-market deal sourcing engines. After launching his first business at 17 and scaling it to a 7-figure run rate in under 2 years, he scaled his most recent B2B marketing agency, Customers on Command, to a $2.5M run rate in just 12 months. Today, as COO of Deal Flow, Ciaran oversees the operational infrastructure that replaces broker dependency with predictable, data-driven deal flow. Having worked alongside dozens of founders navigating high-stakes transitions, Ciaran ensures that every exit is executed with institutional-grade efficiency and precision.

Connect on LinkedIn

Articles by Ciaran Houlihan

38 articles published

Buyer GuideJanuary 15, 2026

Family Office Deal Sourcing: How to Build Proprietary Deal Flow in the Lower Middle Market

A practical guide for family offices on building proprietary deal flow in the lower middle market — sourcing off-market deals, qualifying sellers, and deploying capital efficiently.

["family office""deal sourcing""off-market deals"
ComparisonJanuary 15, 2026

Business Broker vs. Investment Banker vs. Deal Flow Platform: Which Is Right for You?

A direct comparison of the three main options for selling a business — traditional brokers, investment bankers, and deal flow platforms — with honest guidance on which is right for your situation.

["business broker""investment banker""deal flow platform"
ComparisonJanuary 15, 2026

What Buyers Look for in a Business Acquisition: The Complete Checklist

A detailed breakdown of exactly what PE firms, family offices, and strategic buyers evaluate when acquiring a business — and how to position your business to score well.

["business acquisition""what buyers look for""M&A criteria"
Seller GuideJanuary 15, 2026

The Anatomy of a Business Sale: Every Stage Explained in Detail

A comprehensive walkthrough of every stage of a business sale from initial decision through closing – preparation, marketing, buyer qualification, LOI, due diligence, purchase agreement, closing, post-close transition.

["business sale""M&A""lower middle market"
Seller GuideJanuary 15, 2026

The Business Sale Timeline: What to Expect at Each Stage

A comprehensive, operator-level guide to the business sale timeline, breaking down each stage from preparation to closing, with insights for lower middle market business owners, PE firms, and family offices.

Seller GuideJanuary 15, 2026

Business Valuation Guide: How Buyers Calculate What Your Business Is Worth

A complete guide to business valuation methods — EBITDA multiples, SDE, DCF, and asset-based approaches — and how buyers actually price lower middle market businesses.

["business valuation""EBITDA multiples""how to value a business"
Seller GuideJanuary 15, 2026

How Much Is My Business Worth? A Practical Valuation Framework

Understand exactly how buyers calculate business value — EBITDA multiples, SDE, revenue multiples — and what factors increase or decrease your valuation.

["how much is my business worth""business valuation""business worth calculator"
Seller GuideJanuary 15, 2026

How to Increase Business Valuation Before Selling: 12 Proven Strategies

Discover 12 proven strategies to significantly increase your business valuation, focusing on EBITDA multiples, recurring revenue, customer diversification, and operational efficiency, before selling in the lower middle market.

Seller GuideJanuary 15, 2026

Independent Sponsors in M&A: What Business Sellers Need to Know

A comprehensive guide for business owners on independent sponsors in M&A, detailing their operational model, differences from PE firms, capital raising, and how to evaluate their offers.

Seller GuideJanuary 15, 2026

M&A Due Diligence Red Flags: What Kills Deals and How to Avoid Them

An expert-level guide for business owners, PE professionals, and family offices on identifying and mitigating critical due diligence red flags that can derail M&A transactions or depress valuations.

Seller GuideJanuary 15, 2026

Non-Compete Agreements in Business Sales: What to Negotiate

A deep dive into non-compete agreements in business sales, covering duration, geography, scope, enforceability, tax treatment, and negotiation strategies for business owners.

Seller GuideJanuary 15, 2026

Off-Market Deal Sourcing: The Complete Guide for PE Firms and Family Offices

How private equity firms and family offices build proprietary off-market deal flow in the lower middle market — systems, outreach, data, and competitive advantages.

["off market deal sourcing""deal flow""private equity deal sourcing"
Seller GuideJanuary 15, 2026

Representations and Warranties in Business Sales: A Seller Guide

A comprehensive guide for lower middle market business owners on understanding, negotiating, and mitigating risks associated with representations and warranties in business sales.

Seller GuideJanuary 15, 2026

Selling a Business to Private Equity: What Owners Need to Know

A complete guide to selling your business to a private equity firm — how PE firms evaluate deals, what they look for, deal structures, and how to negotiate the best outcome.

["selling business to private equity""PE acquisition""private equity buyer"
Seller GuideJanuary 15, 2026

Selling a Business to a Competitor: Risks, Benefits, and How to Protect Yourself

Navigating the strategic sale of a lower middle market business to a competitor requires a deep understanding of unique risks, benefits, and structured processes to maximize value and protect interests. This article provides expert insights for business owners, private equity firms, and family offices.

Seller GuideJanuary 15, 2026

Selling a Funeral Home or Cemetery Business

A comprehensive guide for owners navigating the sale of a funeral home or cemetery business, covering market trends, valuation drivers, and strategic preparation for a successful exit.

Seller GuideJanuary 15, 2026

Selling a Pest Control Business: Valuation and Buyer Landscape

An expert-level guide for pest control business owners considering an exit, covering valuation methodologies, EBITDA multiples, key buyer types, and strategic considerations in a consolidating market.

["pest control M&A""business valuation""EBITDA multiples"
Seller GuideJanuary 15, 2026

Selling a Plumbing or Electrical Contracting Business

An expert-level guide for owners of plumbing and electrical contracting businesses looking to sell, covering valuation, private equity interest, licensing, and maximizing exit value.

Seller GuideJanuary 15, 2026

Selling a Waste Management or Environmental Services Business

An expert-level guide for owners of waste management and environmental services businesses looking to sell, covering market dynamics, valuation drivers, regulatory considerations, and what private equity and strategic buyers seek.

Industry GuideJanuary 15, 2026

Selling Your Auto Services & Collision Repair Business: An M&A Deep Dive

Navigate the M&A landscape for auto services and collision repair. This expert guide covers valuation, buyer drivers, red flags, and deal structures for sophisticated business owners.

Industry GuideJanuary 15, 2026

The Ultimate M&A Guide to Selling an E-Commerce and DTC Brand

An expert-level deep dive into the M&A landscape for E-Commerce and Direct-to-Consumer brands, covering EBITDA multiples, buyer criteria, deal structures, and preparation strategies.

["E-Commerce""DTC""M&A"
Industry GuideJanuary 15, 2026

Healthcare Services M&A Deep Dive: Navigating the Landscape for Dental, Behavioral Health, and Home Health Businesses

An expert-level guide for business owners on selling dental practices, behavioral health clinics, and home health agencies, covering M&A trends, valuation drivers, red flags, preparation strategies, buyer types, and deal structures.

["Healthcare M&A""Dental Practice Sale""Behavioral Health M&A"
Industry GuideJanuary 15, 2026

Navigating the M&A Landscape: Selling Your Insurance Agency or Financial Services Business

An expert-level guide for owners of insurance agencies and financial services businesses looking to sell, covering M&A trends, valuation, buyer expectations, and deal structuring.

Industry GuideJanuary 15, 2026

The Ultimate Guide to Selling a Manufacturing Business: M&A Deep Dive

An expert-level deep dive into the M&A landscape for specialty and general manufacturing businesses. Learn about EBITDA multiples, value drivers, red flags, and deal structures.

["manufacturing""M&A""valuation"
Industry GuideJanuary 15, 2026

Selling Your Business in Business & Professional Services: An M&A Deep Dive

An expert-level guide for business owners navigating the M&A landscape in the Business and Professional Services sector, focusing on valuation, buyer expectations, and strategic preparation for a successful exit.

Industry GuideJanuary 15, 2026

Selling a Construction Business: Valuation, Buyers, and What to Expect

An expert guide for construction business owners on valuation methods, EBITDA multiples, buyer types, and deal structures when selling a construction company.

["construction""M&A""valuation"
Industry GuideJanuary 15, 2026

Selling Your Engineering and Environmental Services Business: An M&A Deep Dive

An expert-level guide for business owners navigating the M&A landscape in the Engineering and Environmental Services sector, focusing on valuation, buyer types, and deal strategies.

Industry GuideJanuary 15, 2026

Selling Your Marketing or Digital Agency: An M&A Deep Dive for Sophisticated Owners

Navigate the complex M&A landscape for marketing and digital agencies with this expert guide, covering valuation, buyer expectations, preparation, and deal structures.

Industry GuideJanuary 15, 2026

Selling Your Roofing or Specialty Contracting Business: An M&A Deep Dive

An expert-level guide for business owners in the roofing and specialty contracting sectors navigating the M&A landscape, focusing on valuation, buyer expectations, and strategic preparation for a successful exit.

Industry GuideJanuary 15, 2026

Selling a Trucking or Logistics Business: What You Need to Know

A comprehensive guide for lower middle market trucking and logistics owners on navigating M&A, understanding valuations, and preparing for a successful exit.

["Trucking""Logistics""M&A"
Process GuideJanuary 15, 2026

Due Diligence Checklist for Business Sellers: What Buyers Will Ask For

The complete due diligence checklist for business sellers — every document buyers will request, organized by category, with preparation guidance.

["due diligence""business sale""M&A process"
Process GuideJanuary 15, 2026

How Private Equity Firms Value Businesses: The Insider Framework

Discover the insider framework private equity firms use to value businesses. Learn about EBITDA multiples, leverage ratios, IRR targets, and what makes a company an attractive acquisition target.

["Private Equity""Business Valuation""EBITDA"
Process GuideJanuary 15, 2026

How to Prepare a Business for Sale: The 12-Month Checklist

A comprehensive 12-month preparation checklist for business owners planning to sell — covering financials, operations, legal, and value enhancement.

["prepare business for sale""exit planning""business sale checklist"
Process GuideJanuary 15, 2026

How to Sell a Business Without a Broker: The Complete Owner Guide

A comprehensive, step-by-step guide for lower middle market business owners on how to sell a business without a broker, covering valuation, marketing, negotiation, and due diligence.

["sell a business""without a broker""M&A"
Process GuideJanuary 15, 2026

Quality of Earnings (QoE) Explained: What It Is and Why Sellers Need One

A complete guide to Quality of Earnings reports — what they are, what they cover, how much they cost, and why every serious seller should get one before going to market.

["quality of earnings""QoE""business sale"
Buyer GuideApril 7, 2026

How to Find Acquisition Targets: A Systematic Approach for PE and Family Offices

A practical framework for PE firms, family offices, and independent sponsors to build a repeatable acquisition target sourcing process in the lower middle market.

deal sourcingacquisition targetsprivate equity
Buyer GuideMarch 24, 2026

Independent Sponsor Deal Sourcing: How to Build Proprietary Flow Without a Fund

A practical guide for independent sponsors on building a deal sourcing infrastructure that generates proprietary lower middle market opportunities without a committed fund or full-time team.

independent sponsordeal sourcinglower middle market
Buyer GuideMarch 10, 2026

Search Fund Acquisition Strategy: How to Find, Evaluate, and Close Your First Deal

A practical guide for search fund operators on building a systematic acquisition strategy in the lower middle market, from buy box definition through sourcing, evaluation, and close.

search fundETAentrepreneurship through acquisition

Interested in working with Ciaran Houlihan?

Connect with our team to explore partnership opportunities or get expert guidance on your M&A strategy.

Get Started

Prefer a faster experience?

Use our intake form

Exit Readiness Assessment

Apply to speak with a DealFlow Senior Advisor