Dallas is the center of US energy M&A. This list covers 11 active energy M&A advisors in Dallas in 2026 - deal sizes, sector focus, and verified recent transactions across upstream, midstream, energy services, and power.
Dallas energy M&A in 2026
Midstream M&A saw 35 deals worth $57 billion in 2025. Upstream focus shifted from megadeals to mid-cap consolidation, with roughly $70 billion of US upstream assets on the market in 2026. Dallas is the primary headquarters city for energy M&A activity in the US, with Allegiance Capital, Generational Group, TenOaks, and Mitchell Energy all based here.
Texas has no state income tax on M&A gains, making Dallas-based energy exits particularly attractive for founder-owned E&P, oilfield services, and midstream businesses. Corporate relocations from California and the Northeast have added more energy buyers to the DFW market since 2022.
Set up an Ellty data room before your first advisor conversation. Energy buyers - especially PE-backed energy services platforms - expect financials, lease data, and production history organized before they submit an IOI.
Use Ellty's secure file sharing to share your teaser and production summary with a controlled buyer list. You'll see exactly which E&P acquirers open your materials and how long they spend on each section.
| Advisor | Deal Type | Deal Size | Sector Focus | Website | |
|---|---|---|---|---|---|
| TenOaks Energy Advisors | TenOaks Energy Advisors | Both | $10M-$500M | Upstream, midstream, oilfield services, renewables, battery storage | tenoaksenergyadvisors.com |
| Mitchell Energy Advisors | Mitchell Energy Advisors | Both | $50M-$1B | Oil and gas, E&P, oilfield services, midstream, restructuring | mitchellenergyadvisors.com |
| Allegiance Capital | Allegiance Capital | Both | $20M-$500M | Energy, energy services, industrial manufacturing, business services | allcapcorp.com |
| Piper Sandler (Energy & Power) | Piper Sandler Energy & Power | Both | $50M-$5B+ | E&P, oilfield services, midstream, power, renewables, energy transition | pipersandler.com |
| TPH&Co. | TPH&Co. | Both | $250M-$10B+ | Upstream E&P, midstream, energy transition, oilfield services | tphco.com |
| Raymond James Energy | Raymond James Energy | Both | $25M-$2B+ | E&P, midstream, oilfield services, capital raising, restructuring | raymondjames.com |
| HamptonRock Partners | HamptonRock Partners | Sell-side | $10M-$100M | Energy services, waste, environmental services, industrials | hamptonrock.com |
| Texas Capital Bank M&A | Texas Capital Bank M&A | Both | $25M-$1B+ | Energy, midstream, E&P, energy services, industrials | texascapitalbank.com |
| Energy Capital Solutions | Energy Capital Solutions | Both | $5M-$200M | E&P, oilfield services, midstream, renewable fuels, alternative energy | energycapitalsolutions.com |
| Generational Group (Energy) | Generational Group (Energy) | Both | $5M-$250M | Energy services, manufacturing, distribution, business services | generational.com |
| BOK Financial Securities Energy | BOK Financial Securities Energy | Both | $25M-$500M | Oil and gas, E&P, midstream, oilfield services | securities.bokfinancial.com |
How to check an energy advisor's track record in Dallas
Ask for a closed deal list with asset names, buyer types, and deal sizes from the last three years. Energy M&A advisors should have named transactions - not just aggregate values. If they can't name the E&P companies or oilfield service businesses they've sold, walk away.
Check whether the advisor has sold to both strategic E&P buyers and PE-backed oilfield services platforms. Selling upstream assets to a major is structurally different from selling an energy services company to a PE platform. Advisors who've done both understand what each buyer checks first.
Confirm their current client list doesn't conflict with your buyer list. Energy M&A is a small market - advisors who represent multiple companies in the same basin or service category routinely have conflicts that limit who they can contact on your behalf.
Use Ellty's document analytics to track which buyers review your geological data and lease documents. Read the Dallas M&A advisors overview before narrowing to energy-specific firms.
Running an energy M&A process in Dallas?
Organize lease data and production records before buyers start diligence.
Start free 14-day trialWhat an energy M&A deal looks like: 6 stages
Dallas energy sell-side processes run four to eight months depending on asset type. Upstream divestitures with active data rooms move faster than oilfield services company sales, which require full operational diligence.
| Stage | What happens | What you need ready | |
|---|---|---|---|
| Stage 1 | Preparation | Reserve report, valuation, advisor selection, teaser drafted | Reserve report, 3 years financials, lease data, production history |
| Stage 2 | Advisor engagement | Engagement letter signed, buyer list built, NDA template prepared | Engagement letter, NDA template, asset overview |
| Stage 3 | Marketing | Teaser distributed, data room opened to NDAsigned buyers | Ellty data room: teaser, geological data, lease maps, production |
| Stage 4 | LOI / IOI | Buyers submit indicative bids, advisor shortlists top two to three | Updated reserve report, operator contracts, AFE history |
| Stage 5 | Due diligence | Buyer reviews leases, contracts, environmental, and title | Full Ellty data room: title opinions, environmental, contracts, permits |
| Stage 6 | Close | Purchase agreement signed, funds transferred, assignment filed | Assignment documents, board approvals, operator notification |
11 energy M&A advisors active in Dallas in 2026
These firms are active in upstream, midstream, energy services, oilfield services, and power M&A in Dallas and across Texas in 2026.
1. TenOaks Energy Advisors
TenOaks Energy Advisors is a Dallas-based boutique founded in 2015 that provides sell-side and buy-side advisory to upstream, midstream, and oilfield service companies. TenOaks and RedOaks combined have closed 250+ transactions with aggregate consideration exceeding $5 billion. In 2026, TenOaks acted as general advisor to Battalion Oil on a closed transaction.
Recent Deals: Advised Hunt Energy Network as exclusive buy-side advisor on the acquisition of the 200 MWh Fort Duncan Battery Storage facility from Recurrent Energy. Advised San Jacinto Minerals on a deal (2025). Advised Battalion Oil on a transaction (2026). 250+ lifetime transactions exceeding $5B in aggregate value.
LinkedIn: TenOaks Energy Advisors on LinkedIn
Sector Focus: Upstream, midstream, oilfield services, renewables, battery storage
Deal Type: Both
Deal Size: $10M-$500M
Location: Dallas, TX (headquarters)
Website: tenoaksenergyadvisors.com
2. Mitchell Energy Advisors
Mitchell Energy Advisors (MEA) is a Dallas-based boutique investment bank founded in 2003 that focuses exclusively on the oil and gas industry. The firm has closed $6 billion-plus in transactions since inception, covering M&A, restructuring, private placements, and special situations in E&P, midstream, and oilfield services. MEA operates as a licensed broker-dealer and runs a small, senior-only deal team.
Recent Deals: Closed $6 billion-plus in total transactions since 2003 across E&P, midstream, and oilfield services. Active in oil and gas M&A and restructuring advisory through 2025-2026.
LinkedIn: Mitchell Energy Advisors on LinkedIn
Sector Focus: Oil and gas, E&P, oilfield services, midstream, restructuring, special situations
Deal Type: Both
Deal Size: $50M-$1B
Location: Dallas, TX (headquarters)
Website: mitchellenergyadvisors.com
3. Allegiance Capital (Energy)
Allegiance Capital Corporation has been a Dallas energy M&A advisory presence since 1998, with energy and energy services as one of its primary sectors. The firm has advised on 200+ transactions totaling $20 billion-plus in aggregate value, with particular focus on energy-adjacent industrial manufacturing and business services alongside pure-play energy companies.
Recent Deals: Advised G&R Surveying on a transaction (2025). Active in energy, energy services, and industrial M&A through 2025-2026 with a 200+ transaction track record.
LinkedIn: Allegiance Capital on LinkedIn
Sector Focus: Energy, energy services, industrial manufacturing, business services
Deal Type: Both
Deal Size: $20M-$500M
Location: Dallas, TX (headquarters)
Website: allcapcorp.com
4. Piper Sandler Energy & Power
Piper Sandler carries the former Simmons Energy franchise, described as the single most storied oilfield-services advisory practice on Wall Street. Their energy & power team was awarded Cross Border M&A Deal of the Year by the Global M&A Network in 2025. In January 2026, Piper Sandler strengthened the energy & power team with the hire of Managing Director Tim Carlson.
Recent Deals: Won Cross Border M&A Deal of the Year from the Global M&A Network (2025). Added Managing Director Tim Carlson to energy & power team (January 2026). Named 2025 Outstanding M&A Investment Bank of the Year by the Global M&A Network.
LinkedIn: Piper Sandler Energy & Power on LinkedIn
Sector Focus: E&P, oilfield services, midstream, power, renewables, energy transition
Deal Type: Both
Deal Size: $50M-$5B+
Location: Dallas, TX (office, Houston headquarters for energy practice)
Website: pipersandler.com
5. TPH&Co. (Tudor Pickering Holt)
TPH&Co. is the energy business of Perella Weinberg Partners and is the most recognized pure-energy advisory brand on Wall Street. They cover upstream E&P, midstream, energy transition, and oilfield services, and are best suited for deals at $250M and above. TPH&Co. advised on the Denbury-ExxonMobil transaction and is the first call for large-cap Dallas energy M&A.
Recent Deals: Served as financial advisor to Denbury on its announced sale to ExxonMobil. Active in upstream, midstream, and energy transition M&A through 2025-2026 with global buyer access.
LinkedIn: TPH&Co. on LinkedIn
Sector Focus: Upstream E&P, midstream, energy transition, oilfield services
Deal Type: Both
Deal Size: $250M-$10B+
Location: Houston, TX (headquarters, Dallas coverage)
Website: tphco.com
Dallas energy M&A data room
Organize lease data and production records before energy buyers start diligence.
Start free 14-day trial6. Raymond James Energy
Raymond James established its energy investment banking group in 1994 and has underwritten or advised on 870+ energy transactions since then. Their Dallas energy team covers E&P, midstream, and oilfield services with research-backed advisory that gives sellers real-time pricing data before going to market. Raymond James published detailed fuel products distribution M&A insights in December 2025.
Recent Deals: Published December 2025 fuel products distribution M&A insight. Active in E&P, midstream, and oilfield services M&A through 2025-2026 with 870+ lifetime energy transactions.
LinkedIn: Raymond James on LinkedIn
Sector Focus: E&P, midstream, oilfield services, capital raising, restructuring
Deal Type: Both
Deal Size: $25M-$2B+
Location: Dallas, TX (office, national network)
Website: raymondjames.com
7. HamptonRock Partners
HamptonRock Partners covers energy services, waste, and environmental services M&A from Dallas with a sell-side focus. Founder Stuart Brown's team brings 350+ transactions of combined experience from BV Investment Partners, Citigroup, and Stephens - all firms with deep energy sector roots. Stuart Brown was a 2025 Dealmaker Finalist at ACG DFW.
Recent Deals: Advised Sandlands C&D Landfill of South Carolina on its sale to Capital Waste (2025), expanding buyer's environmental services footprint. Active in energy services, waste, and environmental M&A through 2025-2026.
LinkedIn: HamptonRock Partners on LinkedIn
Sector Focus: Energy services, waste, environmental services, industrials
Deal Type: Sell-side
Deal Size: $10M-$100M
Location: Dallas, TX (headquarters)
Website: hamptonrock.com
8. Texas Capital Bank M&A (Energy)
Texas Capital Bank's energy investment banking team provides M&A advisory across oil and gas, midstream, and energy services with integrated banking and lending capabilities. Their 2025 industrials and energy outlook highlighted strong deal flow in Texas energy sectors. For energy companies where banking relationships and balance sheet matter to buyers, Texas Capital brings both advisory and credit capacity.
Recent Deals: Published 2025 Industrials M&A Outlook highlighting strong energy sector deal activity in Texas. Active in energy, midstream, E&P, and energy services M&A through 2025-2026.
LinkedIn: Texas Capital Bank on LinkedIn
Sector Focus: Energy, midstream, E&P, energy services, industrials
Deal Type: Both
Deal Size: $25M-$1B+
Location: Dallas, TX (headquarters)
Website: texascapitalbank.com
9. Energy Capital Solutions
Energy Capital Solutions is a Dallas-based investment banking firm with 37+ years of combined transaction experience and 170+ closed advisory and capital raising transactions in energy. They cover E&P, oilfield services, midstream, and renewable fuels - including alternative energy sectors that some traditional energy boutiques avoid.
Recent Deals: Active in E&P, oilfield services, midstream, and renewable fuels M&A through 2025-2026 with 170+ lifetime transactions.
LinkedIn: Energy Capital Solutions on LinkedIn
Sector Focus: E&P, oilfield services, midstream, renewable fuels, alternative energy
Deal Type: Both
Deal Size: $5M-$200M
Location: Dallas, TX (headquarters)
Website: energycapitalsolutions.com
10. Generational Group (Energy Services)
Generational Group is headquartered in Dallas and covers energy services businesses as part of its broader M&A platform. Their 1,800+ closed transactions include energy services, manufacturing, and distribution companies. The firm was named Investment Banking Firm of the Year at the 24th Annual M&A Advisor Awards in November 2025.
Recent Deals: Advised Intecsa Engineering Group on its sale to DAR Investment Management (December 2025). Completed 1,800 total M&A transactions by January 2026. Named Investment Banking Firm of the Year at the 24th Annual M&A Advisor Awards (November 2025).
LinkedIn: Generational Group on LinkedIn
Sector Focus: Energy services, manufacturing, distribution, business services
Deal Type: Both
Deal Size: $5M-$250M
Location: Dallas, TX (headquarters)
Website: generational.com
11. BOK Financial Securities Energy
BOK Financial Securities provides energy investment banking services to oil and gas companies from its Dallas and Oklahoma presence. Their energy team covers E&P, midstream, and oilfield services with integrated banking support for buyers who need both advisory and structured financing. BOK is particularly active in smaller oil and gas divestitures where integrated banking relationships accelerate deal timelines.
Recent Deals: Active in oil and gas, E&P, and midstream M&A advisory through 2025-2026 from Dallas and Oklahoma offices.
LinkedIn: BOK Financial on LinkedIn
Sector Focus: Oil and gas, E&P, midstream, oilfield services
Deal Type: Both
Deal Size: $25M-$500M
Location: Dallas, TX (office, Oklahoma City headquarters)
Website: securities.bokfinancial.com
What buyers check first in Dallas energy diligence
PE buyers acquiring oilfield services companies focus on customer concentration, contract type (master service agreements vs. project-based), equipment condition, and crew retention. If your top 3 customers represent 70%+ of revenue, expect buyer concern about post-close revenue risk.
Upstream buyers run a parallel track on title and environmental. Clean title opinions, no federal lease complications, and an organized well file library accelerate upstream diligence faster than any other preparation step. Title issues discovered after LOI are the most common cause of deal repricing in Texas upstream M&A.
Use Ellty's granular permissions to stage document access by buyer type. Let E&P buyers see geological data and lease files, while limiting operational and financial details to buyers who advance to final diligence.
How to prepare your energy business for sale
Energy M&A preparation depends heavily on asset type. Upstream assets can go to market in 60-90 days with a clean reserve report. Oilfield services and energy services companies need 12-18 months of preparation to clean up customer concentration, document MSA terms, and organize equipment records.
The most common diligence killers in Dallas energy M&A are undisclosed environmental liabilities, lease assignment restrictions, and customer concentration above 50%. All three are addressable before starting the sale process if you work with your advisor early enough.
Read more about due diligence processes to understand what Dallas energy buyers check before making a binding bid. Also see the private equity guide to understand how PE oilfield services platforms structure their acquisitions before you begin negotiating.
How Ellty helps you close an energy M&A deal in Dallas
Once you have your energy advisor shortlist, organize your documents before buyer outreach begins. Energy buyers expect geological data and lease files accessible from day one.
- 1.Upload lease data, financials, and production historyLoad three years of production data and lease files before advisor outreach starts.
- 2.Stage access by buyer type and NDA statusControl who sees title opinions and reserves data until buyers fully qualify.
- 3.Track which E&P and PE buyers review your documentsSee which buyers open your geological and production files in real time.
Common questions about Dallas energy M&A advisors
- TenOaks Energy Advisors and Mitchell Energy Advisors are energy-only Dallas boutiques. Both firms focus exclusively on upstream, midstream, and oilfield services M&A without covering other sectors.
- Energy boutiques typically charge 1.5-3% for deals $25M-$250M and 0.5-1.5% above $250M. Upstream asset divestitures sometimes use a flat-fee structure rather than a percentage.
- Four to six months for a well-prepared upstream asset with a clean reserve report. Environmental issues, title complications, or federal lease assignments can extend the timeline by 60-90 days.
- Before your first advisor meeting. Energy buyers expect geological data, reserve reports, and lease files organized before submitting an IOI. A disorganized data room signals diligence risk from day one.
- Yes. Most Dallas energy advisors won't accept a sell-side engagement without a current reserve report. Buyers use the reserve report as the baseline for their own engineering review.
- MSA contract terms, customer concentration by revenue, equipment condition reports, crew headcount, and any environmental liability history. Customer concentration above 50% triggers buyer concern about post-close revenue risk.
