Professional Services Businesses for Sale in Colorado.

Whether you're looking at accounting, engineering, HR, or consulting, the firms worth buying share one quality: client relationships that belong to the team, not just the founder.

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Featured Professional Services Businesses in Colorado

Showing 7 of 7 listings

Defense IT Solutions Provider

A 30-year Department of Defense contractor generating $4.8M in revenue with $960k in EBITDA across two active contracts, a facility security clearance, and 75 past performance citations — operated on fewer than 15 hours per week by the current owner.
Price$4M
Revenue$4.8M
EBITDA$960.8K

Multidisciplinary Architecture Engineering Studio

Multidisciplinary architecture and engineering firm with 100 employees, a proven acquisition integration playbook, and a $30M revenue goal by 2030. seeking a capital partner to accelerate a roll-up strategy across the industry.
Price$10M
Revenue$13.4M
EBITDA$1.5M

Drug & Alcohol Testing / Verification Services Business

Regulatory-driven drug and alcohol testing business with over twenty-five years of operations, nearly 200 consortium members, and contracts across multiple county and municipal governments along the Colorado Front Range.
Price$557.6K
Revenue$1.1M
SDE$34.5K

DevOps Software and Consulting Provider

Veteran-owned DevOps consulting and software reselling firm generating $10.5M in revenue with 50% topline growth over three years and expanding margins.
Price$9M
Revenue$10.5M
SDE$750K

Mountain Architecture Design Firm

Nationally certified architecture firm specializing in mountain, modern, and sustainable design with $3.2M in 2024 revenue and dual-office operations across two states.
Price-
Revenue$2M
SDE$149K

Technology / IT Consulting Firm

Vendor-neutral technology advisory firm generating $15.6M in revenue and $2.4M in EBITDA across communications, cloud, cybersecurity, AI, and infrastructure consulting.
Price-
Revenue$15.6M
SDE$2.4M

Aquifer / Groundwater Quality Solutions Provider

Borehole geophysical and hydrophysical services firm generating $1.3M in revenue with 20-25% EBITDA margins, serving private and government clients across the United States and Canada.
Price-
Revenue$1.3M
SDE$275K
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Due diligence

What to Look For

Practical guidance from hundreds of real acquisition conversations.

Recurring vs. Project Revenue

  • Ask the seller to break out what percentage of revenue renews automatically versus what has to be re-won each cycle.
  • Retainer clients, annual contracts, and subscription-based engagements are worth more than one-time project work because they're predictable from day one.
  • A firm where 50 percent or more of revenue is contracted and recurring is a strong starting point for your evaluation.

Who Owns the Client Relationships

  • Ask for a list of clients with their assigned team member and how long each relationship has been managed that way.
  • If every key client calls the founder when something goes wrong, that means real transition work for you and some client risk worth getting comfortable with early.
  • Senior staff who have managed client accounts independently for years are what turn a services firm into a real asset.

Credentials and Licensing

  • Ask which licenses or credentials are required for the business to operate and whether those are held by the owner or spread across the team.
  • In auditing, engineering, and land management, a firm with multiple licensed professionals beyond the founder is in a much stronger position at transition.
  • If the owner's departure would create a credentialing gap, that's worth understanding early and building into your plan.

Client Concentration

  • Ask for a revenue breakdown by client and how long each major relationship has been active.
  • Firms with five or more long-tenured clients each under 20 percent of revenue give you real resilience.
  • The length of a client relationship often matters as much as the size when you're thinking about how durable the revenue is.

Documented Processes

  • Ask whether the firm runs on documented workflows, project templates, and playbooks, or whether expertise primarily lives in people's heads.
  • Firms with structured processes retain their value through an ownership transition much more reliably than those where everything is informal.
  • Whether it's audit checklists, HR platform configurations, or engineering project templates, good documentation tells you the business can run without you recreating it from scratch.

Valuation

What Should You Expect to Pay?

2x-4x

SDE

Owner-operated, project-heavy or founder-dependent

4x-9x

EBITDA

Management team in place, strong recurring or contracted revenue

The spread across professional services categories is wide because owner-dependence and revenue predictability vary dramatically, from boutique consulting shops to self-running engineering firms with multi-year government contracts.

What drives a premium

Majority of revenue on recurring retainers, annual contracts, or software subscriptions

Licensed professionals on staff beyond the owner who can continue credentialed work post-sale

Senior team members with five-plus years of tenure independently managing client relationships

Revenue spread across ten or more clients with no single client above 20 percent of total

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Professional Services Businesses in Colorado