Architectural & Engineering Services Businesses for Sale.

The licensed staff and technical credentials are what get the work, but the real staying power comes from government on-call contracts and clients who've been renewing for a decade that keep revenue flowing without anyone having to win new business.

A clay model of a civil engineering firm in a Charlotte office, with the owner looking over the operation.
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New This Month
78
Active Listings
$2.0M
Median Asking Price

Rejigg lists 78 architectural & engineering services businesses for sale. The median asking price is $2.0M. 5 of them were listed in the last 30 days. The states with the most architectural & engineering services listings are Texas with 12 listings, California with 5, and Florida with 5.

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Featured Architectural & Engineering Services Businesses

Showing 25 of 78 listings

Geotechnical Engineering Business

Geotechnical engineering firm generating $3M revenue with zero debt, 90% repeat clients, and capacity-constrained drilling that supplies nearly half of revenue.
Price$2.9M
Revenue$3M
SDE$815.1K

Tactical Defense Engineering Solutions

Defense electronics manufacturer producing drone components at 60% product margins, on pace for $10M-plus annual revenue, with diversified military and integrator customers, no debt, and a transition-ready operations team.
Price$6M
Revenue$2.1M
EBITDA($410.8K)

Industrial Control System Design and Installation Firm

Industrial engineering firm earns 75% of revenue from services, has no recurring revenue, and can derive over 50% of annual revenue from one customer.
Price-
Revenue$22.3M
EBITDA$1.8M

Federal Engineering & Technology Consulting

It Consulting business for sale in Illinois.
Price$1M
Revenue$3.5M
SDE$299.4K

NYC Metro Area Furniture Business

Workplace design and furnishings firm holds costly public procurement access and more than 200 manufacturer authorizations, using an asset-light mix of project and contract revenue.
Price$530K
Revenue$1.4M
SDE$319.5K

Solar Design and Drafting Business

Clean energy engineering firm tripled revenue to $1.1M, combining project fees with recurring software licenses and consulting retainers across diversified accounts.
Price$1.3M
Revenue$1.1M
SDE$275.6K

Calibration and Testing Laboratory

Materials testing laboratory earns 90% repeat revenue from measurement services and proprietary standards supplied to semiconductor and aerospace customers.
Price-
Revenue$813K
EBITDA$103.1K

Wireless Infrastructure Contractor

Telecom engineering firm earns recurring maintenance revenue and project income through multi-year agreements with carriers, equipment suppliers, and tower owners.
Price$3M
Revenue$5M
SDE$978.7K

Engineering Design & Construction Management Firm

Building systems engineering firm with $1.1M revenue, active multi-year municipal contracts, long-tenured staff, and project work across mechanical, electrical, fire protection, and commissioning.
Price$1.4M
Revenue$1.1M
SDE$376.5K

Multidisciplinary Architecture Engineering Studio

Architectural & Engineering Services business for sale in Colorado.
Price$25M
Revenue$17M
EBITDA$5.1M

Cannabis Systems Designer and Manufacturer

Agricultural equipment provider nearly doubled revenue from $1.1M to $2M, with planned in-house production expected to increase margins by 60%.
Price$1M
Revenue$2M
SDE$280K

Redacted

Electrical contractor grew revenue from $2.5M to $2.9M over two years and produces nearly $500k in annual earnings from commercial and residential projects.
Price-
Revenue$2.9M
EBITDA$307.3K

Specialized Product Design Firm

Product development consultancy with multi-decade client relationships, contract revenue, lean overhead, and work spanning research, engineering, and manufacturing design.
Price$290.5K
Revenue$763.2K
SDE$153.7K

Telecom Permitting & Zoning Consultancy

Telecom permit consulting firm generates over $480k earnings with 75% recurring revenue under multi-year agreements covering 25 states.
Price$2.2M
Revenue$864.4K
SDE$482.3K

Manufacturer of Mechanical Components for Bridges

Structural expansion joint manufacturer with $10M revenue, contract-based infrastructure demand, outsourced fabrication, and growth from $8M.
Price-
Revenue$10M
SDE$1M

Security Engineering Business

Cleared government IT services firm generates $5M revenue through 16 active defense teaming agreements and a recently awarded 75-position contract.
Price-
Revenue$5M
SDE$600K

Robotics Business

Robotics manufacturer with protected automation technology, proven government demand, subcontracted fabrication, and production capacity for 50 to 80 units annually.
Price-
Revenue$2.3M
SDE$648K

Custom Millwork & Home Renovations Business

Architectural & Engineering Services business for sale in New York.
Price-
Revenue$4.8M
SDE$1M

Embedded Engineering Talent Recruiters

Engineering staffing firm with 67% recurring contract revenue, senior managers running operations, and a 20,000-candidate database.
Price$2.3M
Revenue$2.6M
SDE$400.6K

Water Well Company

Water well drilling and pump services company generated $11.5M revenue with a multimillion-dollar industrial and municipal project pipeline.
Price-
Revenue$11.5M
EBITDA$860K

Construction Management Company

Commercial construction company has $65M active backlog and $60M bonding capacity, with 95% to 98% negotiated fee-based contracts and independent leadership.
Price-
Revenue$24.4M
SDE$1.1M

Federal Engineering & Defense Staffing

Government services contractor has over $15M in active contract capacity and established day-to-day management.
Price-
Revenue$1.5M
EBITDA$210K

Custom Overhead Crane Dealership

Industrial equipment dealer generates over $4M in annual revenue with no inventory, minimal overhead, remote operations, and 90% collection before shipment.
Price-
Revenue$4.1M
SDE$573.4K

Advanced Optical Process Control Systems Business

Optical technology company earns contract revenue from predictive analytics, spectroscopy, and pathogen detection, backed by nine patents and an active federal contract.
Price$1.8M
Revenue$555.7K
SDE$223.8K

Plastics Processing Equipment Innovator

Chemical Manufacturing business for sale in Ohio.
Price$890K
Revenue$1.3M
EBITDA$44.3K
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What to know

What to know about buying an architectural & engineering services business

How architectural & engineering services businesses are valued

Asking prices are set as a multiple of earnings: 3x–9x annual profit, depending on licensed staff, repeat clients, and how much runs without you.

Where you land in that range depends on whether your licensed engineers stay after the sale, how much revenue comes from repeat clients on ongoing agreements, and whether the business runs without you managing every project.

  • Licensed engineers across multiple states
  • Repeat clients on ongoing agreements
  • A signed pipeline of upcoming work
  • A project management team that runs without you

What buyers of architectural & engineering services businesses look for

  • Larger engineering firms looking to expand into new regions or add specialties they don't have
  • Companies from related fields like environmental consulting, construction management, or surveying
  • First-time buyers with technical backgrounds looking for a firm with repeat clients and a solid pipeline
  • Engineering firms looking to grow through acquisitions rather than hiring

The first questions buyers ask:

  • Licensure. Who can be in responsible charge after close—by state and discipline?
  • Backlog. Is your backlog real work—or hope plus proposals?
  • Project Economics. Can your margins survive normal A&E turbulence—utilization, realization, WIP, and write-offs?
Closed deals

Rejigg architectural & engineering services deals closed

Across 42 closed deals on Rejigg, the median time from first pitch to close is 177.5 days.

See all Rejigg deal data

Due diligence

What to Look For

Practical guidance from hundreds of real acquisition conversations.

Licensed Engineers on Staff

  • Ask how many licensed professional engineers are on staff, which states they're licensed in, and how long each has been with the firm.
  • A firm with multiple PEs across several states keeps its ability to stamp and approve work after the sale without depending on the owner.
  • Find out whether any licenses are held personally by the current owner and what the transfer implications are.
  • Engineers who manage their own client relationships and stay through the transition are what make the business fundable.

Repeat Client Revenue

  • Ask what percentage of revenue comes from clients who have been returning for three or more years.
  • Government on-call contracts and multi-year private agreements carry predictability that competitive bid work doesn't.
  • If 70 percent or more of revenue is from repeat clients, the existing relationships carry most of the business forward on their own.

Pipeline Visibility

  • Ask for a pipeline summary with expected values and timelines for signed work and live proposals.
  • Awarded contracts and proposals in late stages give you a window into near-term revenue that financial statements alone can't show.
  • A win rate history on competitive bids tells you how well the firm converts without relying on the owner's personal network.

Operations Without the Owner

  • Find out who handles project scheduling, client communication, and day-to-day delivery when the owner is out.
  • If a principal engineer and project managers run the business independently, you can step in without managing every technical detail.
  • If the owner is still the lead engineer on most projects, the transition plan becomes a bigger part of the deal structure.

Valuation

What Should You Expect to Pay?

3x-5x

SDE

Owner-operated, project-based revenue

5x-9x

EBITDA

Licensed team, repeat clients, strong pipeline

Multiples are driven by how much of the revenue is genuinely recurring from repeat clients and how independent the licensed team is, because both factors directly determine how much value survives an ownership transition.

What drives a premium

Multiple licensed professional engineers who will stay after the sale, covering several states

70%+ of revenue from repeat clients on ongoing agreements, not competitive bids

Signed pipeline of awarded contracts providing forward revenue visibility

Project managers who handle delivery and client relationships independently of the owner

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For buyers

Make your next conversation count

A listing starts the conversation. These tools help you check the fit, understand the financials, and decide what to ask next.

Prepare for the first owner call

Clarify what is for sale, who runs the business, and what the owner wants from a transition.

Prepare your buyer introduction

Check the numbers behind the asking price

Explore financing scenarios, debt payments, and the cash a business needs to keep operating.

Try the SBA loan calculator

Turn interest into a clear next step

Use the diligence checklist and LOI templates to organize requests and prepare a proposal.

Explore the deal templates

Find a business worth a closer look

Keep your industry and location in focus. Explore matching businesses or get new listings as they arrive.

Thinking About Selling?Read our owner's guide to selling an architectural & engineering services business, with valuation tips, buyer expectations, and step-by-step advice.
Read the Owner's Guide

Architectural & Engineering Services Business Acquisition

How do I contact the owner of a business I found on Rejigg?
Create a free Rejigg account; owners, and the brokers who run some sales, only hear from buyers through the platform. Open the listing to see the full profile: city, team size, financials, what is for sale, and the reason for selling. Sign Rejigg's standard Fee & Confidentiality Agreement for that business; it is the same form for every deal. Verify your phone, then send your pitch from the listing. Replies, meetings, and documents all run through Rejigg.
Can I email Rejigg to get introduced to an owner?
No. Rejigg does not forward emails to owners or brokers, so a note to support@ or hello@ with a listing link will not reach them. Create a free account, open the listing, sign the agreement for that business, verify your phone, and send your pitch; that reaches them in a few minutes.
Who can be in responsible charge after close—by state and discipline?
Buyers are confirming the firm can legally stamp and submit work the day after closing. They are also testing bench depth. If one PE (Professional Engineer), architect, or surveyor leaves, does work pause in a key state, discipline, or client program? Clean coverage reduces transition risk and usually keeps more buyers in the process.
Is your backlog real work—or hope plus proposals?
Buyers discount backlog that is verbal, unfunded, or waiting on notice-to-proceed, permits, board approvals, or a developer closing. They also sanity-check whether the backlog is deliverable with your current team and your current billing rates. A tight backlog breakdown reduces late-stage retrades when “big backlog” turns into slow starts and write-offs.
Can your margins survive normal A&E turbulence—utilization, realization, WIP, and write-offs?
Buyers are checking whether profitability comes from repeatable project controls or from a short stretch of unusually clean jobs. In engineering services, margin quality shows up in utilization by role, write-down patterns, and how quickly unbilled work turns into invoices and cash. When you can explain the drivers job-by-job, buyers spend less time trying to reconcile your numbers.
What liabilities could surface later—claims history, insurance, and contract terms?
Engineering services carry long-tail risk because claims can show up years after a project. Buyers look for patterns in claims and near-misses, plus proof your QA/QC and contract review prevent repeat issues. They also look for client terms that expand liability beyond what professional liability coverage is designed to handle, which can change valuation or lead to deal protections.
What happens to business development if the rainmaker steps back?
Buyers can live with founder-led selling. They want proof work still comes in when the founder is not the default relationship owner, interviewer, and fixer. In engineering services, that shows up in who owns the top accounts day-to-day, who can lead shortlist interviews, and whether proposals follow a repeatable process instead of a last-minute scramble.
Can your PMs run jobs profitably without constant partner oversight?
In many engineering firms, the real key-person risk is a small group of PMs who keep fixed-fee phases from bleeding hours. Buyers want to see how PMs are measured, how often leadership reviews job health, and what happens when a project starts drifting. A teachable, consistent PM cadence usually creates real value in the deal.