Business Brokers San Diego: 13 Top Firms to Sell a Business 2026

San Diego has roughly 13 to 20 active business brokers and M&A advisory firms handling private company sales, from $500K main street deals to $1B+ carve-outs. This list covers the firms that close transactions in the county, what size deals each takes, and what they charge in 2026.

Deal flow reflects what San Diego builds: life sciences services around Torrey Pines, defense and precision manufacturing in Kearny Mesa and Poway, telecom and semiconductor suppliers orbiting Qualcomm, and a deep base of family-owned contractors across North County. The right advisor for a $3M HVAC contractor is never the right advisor for a $120M medical device supplier, and picking the wrong tier is the most common mistake San Diego sellers make.

Quick list of business brokers in San Diego

1. Objective, Investment Banking & Valuation: San Diego middle market bank with 500+ completed M&A engagements.
2. RA Capital Advisors: Investment bank built for first-time private sellers, with deals up to $1.1 billion.
3. Shoreline Partners: Sell-side specialist operating in San Diego since 1992, industry agnostic.
4. W Partners: Boutique bank advising middle market companies and family offices in the western US.
5. Henberger Group: Lower middle market advisor founded in 2002, focused on owner exit planning.
6. Pacifica Business Advisors: Cross-border M&A across the US and Mexico, $5M to $150M values.
7. SeaRidge Advisory: Confidential sell-side brokerage for lower middle market companies.
8. LR Tullius: Middle market investment banking and brokerage for Southern California owners.
9. Empire Business Solutions: Full-service brokerage for San Diego and Orange County businesses.
10. Corporate Finance Associates San Diego: Local office of a national middle market M&A network.
11. Sunbelt of San Diego Coast and Omega Acquisition Group: Carlsbad brokerage, $1M to $20M revenue.
12. RoseBiz: Niche advisor for IT channel businesses, MSPs, VARs, and cloud providers.
13. Vanguard Resource Group: Upper main street brokerage covering Southern California.

How to get yes from business brokers in San Diego

Sellers assume the broker is the one being chosen, but at the lower middle market level it runs both ways. A San Diego advisor taking a $10M engagement invests six to nine months of senior time before seeing a success fee, so they screen hard for deals that can close.

The fastest way to get a yes is to arrive with three years of reconciled financials, a normalized EBITDA schedule with defensible add-backs, and a customer concentration table. Advisors shelve most inbound sellers because the numbers cannot be tied out, not because the business is weak. If your top customer is 40% of revenue, say so in the first meeting.

The second signal is readiness for the diligence load. A San Diego sell-side process generates 300 to 600 documents across financial, legal, HR, IP, and customer categories, and owners who already have those organized in a secure data room get taken seriously faster.

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A structured M&A data room, the format San Diego business brokers expect before a sell-side engagement.

How to find business brokers in San Diego

Start with the transaction record, not the marketing site. The useful question is not how many deals a firm has closed, but how many closed in your revenue band and industry in the last 24 months. An advisor whose last five deals were $80M healthcare businesses will not run a $4M landscaping sale well.

Check credentials next. The M&A Source and IBBA issue the M&AMI and CBI designations, the Alliance of M&A Advisors issues the CM&AA, and a broker handling real property in a California sale needs a Department of Real Estate license. Ask which of these the individual across from you holds, not the firm.

Then work the referral network. San Diego deals travel through CPAs, transaction attorneys, and bank relationship managers more than through any directory, and the local ACG and Exit Planning Institute chapters put the same 40 to 50 deal professionals in a room every month.

• Band match: the firm's median closed deal should sit within 2x of your expected enterprise value.
• Sector proof: at least two closed transactions in your industry, with buyers you can name.
• Buyer list depth: ask how many strategic and private equity buyers they will approach.
• Who does the work: confirm the senior banker who pitched you runs the process, not an analyst.
• Reference calls: ask for two sellers whose deals closed and one whose deal did not.

How to approach business brokers in San Diego

Approach three to five firms, not one. A competitive selection costs two weeks and routinely changes the fee scale and the valuation range you are quoted. Send each firm the same package: a one-page business summary, three years of P&L and balance sheet, a trailing twelve month figure, and your add-back schedule.

Quoted valuation ranges for the same San Diego business commonly vary by 1.5x to 2x between firms, mostly because of different assumptions about who the buyer is.

1. Sign a mutual NDA before sending financials. Every legitimate San Diego advisor signs one first.
2. Ask the same five questions of each firm: expected value range, fee scale and minimum, retainer treatment, number of buyers contacted, and timeline to close.
3. Read the engagement letter closely. Check the exclusivity period, the tail after termination (12 to 24 months is standard), and whether the fee applies to buyers you introduced.
4. Negotiate the tail and carve-outs. If a strategic buyer is already circling, carve them out or agree a reduced fee.
5. Set a data room deadline. Most advisors want the room populated before the first buyer call, and a slow seller is the most common cause of a broken deal.

1. Objective, Investment Banking & Valuation

Objective is a San Diego headquartered investment bank and valuation firm founded in 2006, with offices in Los Angeles, Orange County, and Colorado. Its professionals have collectively executed more than 500 M&A advisory engagements plus thousands of valuations, and the firm has taken 50+ industry awards including recognition for deals in the $100M to $1B+ range.

• Typical deal size: $10M to $1B+ enterprise value
• Sectors: Business services, consumer, healthcare, life sciences, manufacturing and distribution, technology
• Location: San Diego, CA, plus Los Angeles, Orange County, and Denver
• Website: Objective, Investment Banking & Valuation

2. RA Capital Advisors

RA Capital describes itself as deliberately built for private companies, and its clients skew toward individuals and families selling for the first time rather than institutional sponsors.

• Typical deal size: $25M to $1B+
• Sectors: Manufacturing and industrial, SaaS, food and beverage, cybersecurity services, building materials
• Location: San Diego, CA (11988 El Camino Real)
• Notable transactions: Electrical Power Products to Flex ($1.1B), a separate $325M sale to Flex, transactions with The Riverside Company
• Website: RA Capital Advisors

3. Shoreline Partners

Shoreline Partners has run sell-side processes from San Diego since 1992, making it one of the longest-operating advisory firms in the county. It is deliberately industry agnostic and argues that independence keeps it aligned with the seller rather than a repeat buyer.

• Typical deal size: $5M to $100M
• Sectors: Industry agnostic, with depth in industrial services and specialty contracting
• Location: San Diego, CA (6310 Greenwich Drive)
• Notable transactions: Sales to Main Street Capital Corporation, Global Medical Response, and MC Group
• Website: Shoreline Partners

4. W Partners

W Partners is a boutique investment banking advisory firm serving middle market companies and family offices across the western United States, with operations in Southern California and Utah. It handles M&A advisory as well as debt and minority recapitalizations for owners who do not want a full exit.

• Typical deal size: $10M to $250M
• Sectors: Middle market generalist, family office holdings, business services
• Location: San Diego, CA, and Utah
• Website: W Partners

5. Henberger Group

Founded in 2002 by John C. Henberger Jr., Henberger Group advises privately held businesses with revenues roughly between $5 million and $150 million. Its framing is exit planning first and transaction second, which suits owner-operators two or three years from selling.

• Typical deal size: $5M to $150M in revenue
• Sectors: Family owned and emerging growth companies, manufacturing, distribution, services
• Location: San Diego, CA (Carmel Valley)
• Website: Henberger Group

6. Pacifica Business Advisors

Pacifica advises businesses with enterprise values between $5 million and $150 million and is one of the few San Diego firms that genuinely runs cross-border processes into Mexico. For manufacturers with Tijuana or Mexicali operations, that maquiladora familiarity matters more than a longer tombstone list.

• Typical deal size: $5M to $150M enterprise value
• Sectors: Manufacturing, distribution, business services, cross-border US and Mexico
• Location: San Diego, CA
• Website: Pacifica Business Advisors

7. SeaRidge Advisory

SeaRidge Advisory provides confidential sell-side M&A advisory and business brokerage to lower middle market companies, working nationally from a San Diego base. It suits owners who want a discreet limited auction rather than a broadly marketed sale.

• Typical deal size: $2M to $50M
• Sectors: Services, distribution, niche manufacturing
• Location: San Diego, CA
• Website: SeaRidge Advisory

8. LR Tullius

LR Tullius runs a middle market investment banking and business brokerage practice for Southern California owners, covering full sales and partial liquidity events. It sits in the band where main street brokerage stops and institutional banking begins.

• Typical deal size: $3M to $75M
• Sectors: Manufacturing, distribution, healthcare services, business services
• Location: San Diego, CA
• Website: LR Tullius

9. Empire Business Solutions

Empire Business Solutions is a full-service M&A and business brokerage firm covering San Diego and Orange County, supported by an affiliate network for buyer reach. Reported engagements run up to roughly $50 million in transaction value.

• Typical deal size: Up to $50M
• Sectors: Manufacturing, distribution, healthcare, business services
• Location: San Diego and Orange County, CA
• Website: Empire Business Solutions

10. Corporate Finance Associates San Diego

Corporate Finance Associates is a national middle market M&A network with a long-standing San Diego office. The advantage of the network model is buyer reach, which matters when the natural acquirer sits in the Midwest rather than California.

• Typical deal size: $5M to $100M
• Sectors: Industrial, business services, distribution, technology
• Location: San Diego, CA (national network)
• Website: Corporate Finance Associates

11. Sunbelt of San Diego Coast and Omega Acquisition Group

This Carlsbad office combines the Sunbelt brokerage franchise with Omega Acquisition Group and works with companies generating roughly $1 million to $20 million in revenue. The team holds Certified Business Intermediary designations and handles franchise resales, SBA financing, valuations, and 1031 structures.

• Typical deal size: $1M to $20M in revenue
• Sectors: Main street businesses, franchises, services, light manufacturing
• Location: Carlsbad, CA
• Website: Sunbelt Business Brokers

12. RoseBiz

RoseBiz is a specialist advisor for technology channel businesses: resellers, managed service providers, cloud solution providers, and ISVs. Founder Linda Rose spent 27 years in the Microsoft partner channel, which matters because MSP valuations turn on recurring revenue mix and contract quality that generalist brokers misprice.

• Typical deal size: $2M to $50M
• Sectors: IT channel, MSP, VAR, CSP, ISV, cloud infrastructure
• Location: San Diego, CA
• Website: RoseBiz

13. Vanguard Resource Group

Vanguard Resource Group works with upper main street and lower middle market businesses throughout Southern California. It sits at the entry tier of this list, where the buyer is usually an individual or a small search fund rather than a private equity platform.

• Typical deal size: $500K to $10M
• Sectors: Restaurants, retail, service businesses, small distribution
• Location: San Diego, CA
• Website: Vanguard Resource Group

What San Diego business brokers charge

The standard Lehman formula charges 5% on the first $1 million and steps down to 1% above $4 million, but most lower middle market San Diego firms use a modified or double Lehman scale starting at 10% on the first $1 million. Retainers are almost always creditable against the success fee at close.

Why you need secure document sharing in a San Diego sale

Once an advisor is engaged, the sale becomes a document exercise. A San Diego deal in the $5M to $50M band runs 300 to 600 files through diligence over four to six months, shared with five to thirty buyer groups: financial statements and the add-back schedule, customer contracts, supplier and defense subcontract files, device quality records and validation history, intellectual property assignments, employee agreements and the lease.

A meaningful share of those buyer groups are competitors. The natural acquirer for a Kearny Mesa precision machining business is another supplier holding the same prime contracts, the natural acquirer for a Torrey Pines contract research or life sciences services firm is a company already pitching your customers, and private equity platforms almost always arrive with an existing portfolio company in your category advising them. Sending the full file to thirty parties, twenty-five of whom will never bid, hands your pricing, your margins and your named customers to people you compete with.

A confidentiality leak in this market is expensive in staff. San Diego engineering, regulatory and quality talent moves between a small number of employers, and news that the company is for sale reaches recruiters within days. Customers on qualified or validated supply agreements start asking about continuity, and a defense prime that hears about a change of control informally will slow the novation you eventually need. Email attachments cannot be recalled, cannot be watermarked, and tell you nothing about who actually opened them.

Data room for San Diego M&A

Page-by-page analytics show which San Diego buyers actually read the financials and which only skimmed the teaser.

A data room for San Diego M&A is the permissioned workspace where your advisor stages those 300 to 600 files and runs five to thirty buyer groups through them at once, without any of them seeing what the others see. It is what an advisor means when they ask whether your documents are ready before the first buyer call.

Papermark is a secure, fully customizable, and developer-friendly data room built for modern dealmakers, and it is a secure data room designed for exactly this kind of process. Granular permissions open the financial folder to a shortlisted buyer while customer contracts stay closed until an LOI is signed. NDA agreements sit on the link itself, so a competing supplier signs before your financials render. Dynamic watermarking stamps each viewer's email, IP, and timestamp on every page, so a leaked CIM traces back to a specific buyer. The audit log records every view down to the page and second, which is how advisors separate a serious bidder from a tire kicker.

The Data Rooms plan is €149/month, or €99/month billed annually, with a 7-day free trial, and includes 3 team members, unlimited data rooms, unlimited documents, a custom domain, dynamic watermarking, NDA agreements, and granular file-level permissions. Our breakdown of the best virtual data rooms compares Papermark against Datasite, Intralinks, iDeals, and DocSend.

Why Papermark as a data room provider for San Diego M&A

Most virtual data rooms were built for bankers and priced for them. Papermark is a secure data room for modern dealmakers, and it is more customizable and more branded than any other VDR on the market.

• Security first. SOC 2 Type II, granular file-level permissions, dynamic watermarking on every page, and NDA agreements that sit on the link itself.
• Open source and self-hostable. The codebase is public, and Enterprise can run it in your own environment, which matters when a buyer's IT team asks where the documents actually live.
• Branded and white-labelled. Custom domain and full white-labelling, so the room carries your firm's name rather than a vendor's.
• AI and MCP. 43 typed MCP tools over the Model Context Protocol let Claude, Cursor, ChatGPT or your own code drive the room, plus a REST API for everything else.
• Chat with your data room. Papermark AI answers questions across the room and the documents in it, so you are not scrolling a folder tree to find one clause.
• Built for San Diego deals. Permissions are set per file, so the sensitive parts of the file can stay locked to final bidders while the general file stays open.

Did not find the right firm?

Fit is usually about band and sector rather than reputation. If none of the thirteen firms above match your revenue range, widen the search to Los Angeles and Orange County, where several middle market banks cover San Diego.

If none of the thirteen above fits, the M&A advisors database lists every firm we have researched by city and by industry, with deal sizes and sectors side by side. Filter to San Diego to compare these against each other, or check another market if you would rather work with a specialist elsewhere.

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Related resources

• M&A advisors database with every firm we have researched, by city and by industry
• Best virtual data rooms in 2026 - compare data room providers on security and pricing
• Papermark data room - secure deal room with permissions, watermarking, and audit logs
• Data rooms for M&A transactions - how sell-side teams structure a deal room
• M&A due diligence checklist - the documents buyers request
• Sell-side due diligence - what to fix before you go to market
• Letter of intent in an acquisition - what the LOI locks in