SemGroup Overview

  • Year Founded
  • 2000

Year Founded

  • Status
  • Acquired/​Merged

  • Employees
  • 880


  • Latest Deal Type
  • M&A

  • Financing Rounds
  • 23

  • Investments
  • 12

SemGroup General Information


Semgroup Corp provides gathering, transportation, storage, distribution, marketing, and other midstream services to producers, refiners of petroleum products, and other market participants located in the United States and Canada. The company utilizes pipelines, gathering systems, terminals, processing plants, and other distribution assets to service its host of customers. Lines of business for Semgroup are divided between the U.S. Liquids, U.S. Gas and Canada segments. The U.S. Liquids segment operates crude oil pipelines, truck transportation, storage, terminals, and marking businesses in the U.S. and is the largest segment. The other segments provide natural gas gathering, processing, and marketing services in the U.S. and Canada.

Contact Information

Formerly Known As
Seminole Group
Ownership Status
Financing Status
Corporate Backed or Acquired
Primary Industry
Energy Storage
Other Industries
Energy Infrastructure
Energy Transportation
Corporate Office
  • 462 South 4th Street
  • Suite 1600
  • Louisville, KY 40202
  • United States

Want detailed data on 3M+ companies?

What you see here scratches the surface

Request a free trial

Want to dig into this profile?

We’ll help you find what you need

Learn more

SemGroup Valuation & Funding

Deal Type Date Amount Valuation/
Post-Val Status Debt

This information is available in the PitchBook Platform. To explore SemGroup‘s full profile, request access.

Request a free trial

SemGroup Comparisons

HQ Location
Total Raised
Post Valuation
Semgroup Corp provides gathering, transportation, storage, distribution, marketing, and other midstream services to prod
Energy Storage
Louisville, KY
880 As of 2018
00.00 0000-00-00
000000&0 00.000


rud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis a
000000 0000000000000
Houston, TX
0000 As of 0000
000000000 00 00.000


am, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo cons
000000 0000000000000
Houston, TX
000 As of 0000
000000000 00.000
Add Comparison

PitchBook’s comparison feature gives you a side-by-side look at key metrics for similar companies. Personalize which data points you want to see and create visualizations instantly.

Request a free trial

SemGroup Competitors (20)

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Buckeye Partners Private Equity-Backed Houston, TX 0000 00.000 000000000 00 00.000
Summit Midstream Partners Formerly PE-Backed Houston, TX 000 00.000 000000000 00.000
Magellan Midstream Partners Formerly PE-Backed Tulsa, OK 0000 000 000000&0 000
Enterprise Products Partners Private Debt Financed Houston, TX 0000 000.00 000000000 00 000.00
Plains All American Pipeline Formerly PE-Backed Houston, TX 0000 000.00 000000000 00 000.00
You’re viewing 5 of 20 competitors. Get the full list »

SemGroup Executive Team (15)

Name Title Board Seat Contact Info
Carlin Conner Chief Executive Officer & Board Member
Robert Fitzgerald Chief Financial Officer & Senior Vice President
Candice Cheeseman General Counsel & Vice President
Laura Lundquist Vice President
You’re viewing 4 of 15 executive team members. Get the full list »

SemGroup Board Members (8)

Name Representing Role Since
000000 000000 SemGroup Chief Executive Officer & Board Member 000 0000
00000 00000 Self Board Member 000 0000
You’re viewing 2 of 8 board members. Get the full list »

SemGroup Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %
-35.5%. 530%

Size Multiple

219x Median
Size Multiple 219x, 100th %ile
0.00x 0.95x. 413Kx

Key Data Points

Twitter Followers


Similarweb Unique Visitors


Majestic Referring Domains


PitchBook’s non-financial metrics help you gauge a company’s traction and growth using web presence and social reach.

Request a free trial

SemGroup Former Investors

Investor Name Investor Type Holding Investor Since Participating Rounds Contact Info

This information is available in the PitchBook Platform. To explore SemGroup‘s full profile, request access.

Request a free trial

SemGroup Investments & Acquisitions (12)

Company Name Deal Date Deal Type Deal Size Industry Lead Partner
SemCAMS/Keyera JV 14-May-2019 00000 0000 Energy Infrastructure
Houston Fuel Oil Terminal 17-Jul-2017 0000000000 00.00 Energy Storage
Rose Rock Midstream 30-Sep-2016 0000000000 00000 Energy Transportation
Mid-America Midstream Gas Services 01-Aug-2013 0000000000 00000 Gas Utilities 0000 0000
Glass Mountain Pipeline 11-Oct-2012 Merger/Acquisition Energy Transportation 0000 0000
You’re viewing 5 of 12 investments and acquisitions. Get the full list »

SemGroup Subsidiaries (3)

Company Name Industry Location Founded
Rose Rock Midstream Energy Transportation Tulsa, OK 2011
Semgas Energy Transportation Tulsa, OK 0000
SemMaterials Acquirer
To view SemGroup’s complete subsidiaries history, request access »

SemGroup Exits (4)

Company Name Exit Date Exit Type Exit Size Status Buyers
Glass Mountain Pipeline 11-Oct-2012 000000000000000000 Completed
  • 2 buyers
Glass Mountain Pipeline 21-Feb-2012 00000 0000000 Completed
  • 3 buyers
SemLogistics Milford Haven 28-Feb-2006 0000000000 Completed
  • 3 buyers
Energy Transfer Canada 16-Mar-2005 Buyout/LBO 00000 Completed
  • 3 buyers
To view SemGroup’s complete exits history, request access »

SemGroup FAQs

  • When was SemGroup founded?

    SemGroup was founded in 2000.

  • Who is the CEO of SemGroup?

    Carlin Conner is the CEO of SemGroup.

  • Where is SemGroup headquartered?

    SemGroup is headquartered in Louisville, KY.

  • What is the size of SemGroup?

    SemGroup has 880 total employees.

  • What industry is SemGroup in?

    SemGroup’s primary industry is Energy Storage.

  • Is SemGroup a private or public company?

    SemGroup is a Private company.

  • What is the current valuation of SemGroup?

    The current valuation of SemGroup is 00.00.

  • What is SemGroup’s current revenue?

    The current revenue for SemGroup is 00000.

  • How much funding has SemGroup raised over time?

    SemGroup has raised $2.42B.

  • Who are SemGroup’s investors?

    CIBC Private Wealth Management, Energy Spectrum Capital, Ritchie Capital Management, Riverstone Holdings, and Sandell Asset Management are 5 of 8 investors who have invested in SemGroup.

  • Who are SemGroup’s competitors?

    Buckeye Partners, Summit Midstream Partners, Magellan Midstream Partners, Enterprise Products Partners, and Plains All American Pipeline are some of the 20 competitors of SemGroup.

  • When was SemGroup acquired?

    SemGroup was acquired on 05-Dec-2019.

  • Who acquired SemGroup?

    SemGroup was acquired by Energy Transfer.

Data Transparency

  • Meet our data hygiene team

    Discover how our experts ensure you’re getting the most accurate financial data in the industry.

    Read blog »
  • How PitchBook sources data

    Our data operations team has logged over 3.5 million hours researching, organizing, and integrating the information you need most.

    Discover our process »