Society of Petrophysicists and Well Log Analysts

What Society of Petrophysicists and Well Log Analysts does

The Society of Petrophysicists and Well Log Analysts (SPWLA) is a nonprofit professional membership society founded in 1959 and headquartered at 8866 Gulf Freeway, Suite 320, Houston, Texas. Its stated mission is to advance the science of petrophysics and formation evaluation through well logging techniques and to promote the proper application of those techniques to the exploration and development of the subsurface. The organization serves petrophysicists, formation evaluation professionals, geophysicists, reservoir engineers, oil and gas service company personnel, and students, with international chapters and Special Interest Groups (including NMR SIG, established September 2016, and Acoustics SIG).

SPWLA's core products and services are content- and community-led rather than technology-led. The flagship publication is the peer-reviewed Petrophysics Journal (currently Volume 67, published bi-monthly), accompanied by the bi-monthly SPWLA Today Newsletter. The Annual Logging Symposium (67th held in 2025; 68th scheduled for Pau, France in May 2027) is the primary annual gathering, supplemented by topical conferences such as the NMR SIG Conference (2026 hosted by Baker Hughes in Celle, Germany) and the joint SEG | SPWLA Petrophysics Symposium (Al Khobar, Saudi Arabia, October 2026). The society also distributes on-demand training courses (e.g., the Petrophysical Multimineral Analysis course at $300), monthly technical webinars (free for members), a digital and physical store with 5,733+ items, a mobile app, and a "Nuggets of Wisdom" YouTube series. It holds U.S. Patent No. 12,242,011 B2 on a sonic-log-based water saturation estimation method commercialized as plug-ins for SLB Techlog and Geoactive Interactive Petrophysics.

The business model is a classic professional society revenue mix: recurring membership dues (Professional $120/year, Professional Group II $55/year for lower-income countries, Student $25/year, Student Group II $15/year), transaction-based event fees (NMR SIG Conference $200-$250, member-discounted symposium rates, $25 non-member webinar fees), one-time training course fees ($300 per on-demand course), and store sales including $1 digital paper downloads for members. Distribution is direct via spwla.org, with no disclosed resellers, and the organization operates with 1-10 employees, relying heavily on volunteer leadership drawn from major operators and oilfield service companies. Bylaws and Articles of Incorporation were most recently amended in March 2024.

Name

Society of Petrophysicists and Well Log Analysts

Legal name

Society of Petrophysicists and Well Log Analysts

Website

https://spwla.org

Company type

Private

Founded year

1959

Operating status

Operating

Headcount range

1–10 employees

Short description

SPWLA is a nonprofit professional society founded in 1959 that serves petrophysicists and formation evaluation professionals through peer-reviewed journals, international chapters and SIGs, flagship conferences (Annual Logging Symposium, NMR SIG Conference), on-demand training, and membership services, with revenue from dues, events, and training.

Ownership category

akta.pro rank

Product category

Professional Society and Membership Services for Petrophysics

NAICS

Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) (541715), Management, Scientific, and Technical Consulting Services (5416)

SIC

Services-Membership Organizations (8600), Services-Educational Services (8200)

akta.pro primary industry

Policy Management, Training & Ethics/Whistleblowing (BPAEAPAI)

Keywords

• Petrophysics society
• Formation evaluation
• Well log analysis
• Professional membership
• Technical publications

Headquarters

HQ city

Houston

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure, Others

Revenue model

1. Membership Dues: Annual membership dues collected from professionals ($120), professional group II ($55 for UN metrics countries), students ($25), and student group II ($15). Membership provides access to journals, newsletters, discounts on conferences, and voting privileges.
2. Annual Symposium and Conferences: Registration fees for the Annual Logging Symposium, NMR SIG Conference ($200-250), SEG-SPWLA Petrophysics Symposium, and other topical conferences. Sponsorships from oil and gas companies fund events.
3. On-Demand Training Courses: Fee-based educational courses such as Petrophysical Multimineral Analysis offered at $300 USD. Includes video instruction, exercises, quizzes, and participation certificates.
4. Publications and Store: Sale of digital papers ($1 per download for members), historical journal archives (1960-2002), print materials, DVDs, and videos. The store offers 5733 items across multiple categories.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels8 records

Core offering

SPWLA is a nonprofit professional society that advances the science of petrophysics and formation evaluation through well logging techniques. Its core offerings center on a tiered professional membership program (Professional, Student, and reduced-rate Group II categories), the peer-reviewed Petrophysics Journal published bi-monthly, the SPWLA Today community newsletter, the flagship Annual Logging Symposium, specialized conferences (NMR SIG Conference, joint SEG | SPWLA Petrophysics Symposium), fee-based on-demand training courses, an online store of historical publications and digital papers, monthly technical webinars, and a prestigious industry awards program.

Product overview

SPWLA operates as a professional society offering a platform of products and services centered on petrophysics and formation evaluation. The core offerings include the Petrophysics Journal (peer-reviewed scientific publication), SPWLA Today Newsletter (community newsletter), and Annual Logging Symposium (flagship conference). Additional offerings include specialized conferences like the NMR SIG Conference and SEG | SPWLA Petrophysics Symposium, on-demand training courses (Petrophysical Multimineral Analysis), monthly technical webinars, the SPWLA Store for archived publications and digital papers, and various membership tiers. The society also maintains an active awards program recognizing technical achievement and service excellence in the industry.

Differentiator

Problem solved

Functional benefit

Brands

• NMR SIG: Special Interest Group focused on Nuclear Magnetic Resonance petrophysics, NMR logging, NMR core analysis, data processing, and sensor technology. Established in September 2016.
• Acoustics SIG

Products and services

• Petrophysics Journal SPWLA's flagship peer-reviewed scientific journal published bi-monthly containing original contributions on theoretical and applied aspects of formation evaluation, including open hole and cased hole well logging, core analysis, and formation testing.
• SPWLA Today Newsletter Petrophysics community newsletter published bi-monthly containing latest updates from the board, chapter activities, petrophysics events, throwback Thursday pictures, petrophysics quizzes, and young professionals/bridge snippets.
• Annual Logging Symposium SPWLA's flagship annual conference bringing together industry professionals for technical presentations, exhibitions, and networking in petrophysics and formation evaluation; rotates internationally across global locations.
• NMR SIG Conference Annual in-person technical conference dedicated to advances in NMR petrophysics, NMR logging, NMR core analysis, data processing, and sensor technology; provides an off-the-record technical forum without publication or recording.
• SEG | SPWLA Petrophysics Symposium Joint symposium with SEG (Society of Exploration Geophysicists) focused on Seismic Petrophysics applications for reservoir characterization and development, integrating petrophysical reservoir properties with seismic data.
• Petrophysical Multimineral Analysis On-Demand Training Course Fee-based ($300 USD) on-demand course covering deterministic petrophysics, multimineral analysis, calibration, basic equations, properties of constituents, inverse problem, and modeling workflow; includes video instruction, exercises, quiz for certificate, and 26 weeks of access with instructor email support.
• SPWLA Online Store Online storefront offering digital downloads of technical papers and journals (including 1960-2002 archived journals), printed publications, DVDs, videos, symposium sponsorship opportunities, and membership items.
• SPWLA Professional Membership Annual membership for non-student professionals with active interest in formation evaluation; includes access to Petrophysics Journal and SPWLA Today Newsletter, discounted symposium registration, free technical webinars, online paper downloads, voting rights, and eligibility for board positions and awards.
• SPWLA Student Membership Annual student membership at $25.00 USD (or $15.00 for Group II students from lower-income countries) for non-professionals actively studying at a college or university; includes the same member benefits as professional membership.
• SPWLA Awards Program Comprehensive peer-recognition awards program including the Gold Medal for Technical Achievement (accompanied by Honorary Membership), Medal of Honor for Career Service, Distinguished Technical Achievement Award, Meritorious Technical Achievement Awards, Young Professional Technical Award, Distinguished Service Award, Meritorious Service Award, Award of Appreciation, and Outstanding Professional/Student Chapter Awards.

Quantifiable outcome

• Access to Petrophysics Journal published bi-monthly (6 issues per year)
• +2 more outcomes

Named customers10 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration2 records

AI capability3 records

Feature3 records

Partnerships

17 partnerships are on record, tiered flagship, core and minor.

• SEG (Society of Exploration Geophysicists)flagshipStrategic or Co-development Partner · 6 October 2026Joint SEG-SPWLA Petrophysics Symposium on Applications for Reservoir Characterization and Development scheduled for October 6-8, 2026 in Al Khobar, Saudi Arabia. Collaborative effort to promote awareness of Seismic Petrophysics within the geoscience community. Shared technical committee with co-chairs from both organizations.
• Baker HughescoreStrategic or Co-development Partner · 10 September 2026Host of SPWLA 2026 NMR SIG Conference at Baker Hughes Technology Centre in Celle, Germany, September 10-11, 2026. Provides venue access, test rig visit opportunity, and conference sponsorship. Baker Hughes personnel (Radu Coman) serve as NMR SIG President and Conference Chair.
• HalliburtoncoreStrategic or Co-development Partner · 10 September 2026Major sponsor of SPWLA 2026 NMR SIG Conference. Multiple Halliburton personnel serve on NMR SIG Program Committee (Ron Balliet). Presented multiple technical papers on NMR logging applications.
• ShellcoreStrategic or Co-development Partner · 10 September 2026Sponsor of SPWLA 2026 NMR SIG Conference. Shell Chief Scientist (Matthias Appel) serving as keynote speaker. Shell personnel on NMR SIG Program Committee (Daan de Kort). Multiple accepted abstracts on NMR fluid characterization and CO2 hydrate formation.
• Green ImagingminorStrategic or Co-development Partner · 10 September 2026Sponsor of SPWLA 2026 NMR SIG Conference. Michael Dick presenting industry spotlight on latest advancements in lab-based NMR core analysis.
• SeisPetro GeoconsultingminorStrategic or Co-development PartnerOrganization of instructor Patricia E. Rodrigues, PhD for SPWLA Petrophysical Multimineral Analysis on-demand training course. Dr. Rodrigues serves as Petrophysical and Geoscience Advisor.
• SLB (Schlumberger)coreStrategic or Co-development PartnerNMR SIG Program Committee member (Nate Bachman). Multiple accepted abstracts on multidimensional NMR sensitivity analysis and LWD NMR applications. Partner for John Omovie's patented sonic saturation technology (plug-in for SLB Techlog).
• SPWLA France ChaptercoreStrategic or Co-development PartnerCo-host of 68th Annual Logging Symposium in Pau, France, May 22-26, 2027 at Le Palais Beaumont.
• Core LaboratoriesminorStrategic or Co-development PartnerNMR SIG Program Committee member (Kris Farmer). Past conference host (2015 Houston). Executive committee member as President-Elect of NMR SIG.
• AramcocoreStrategic or Co-development PartnerSEG-SPWLA symposium co-chairs (Muhammad Ashfaq, Olusegun Akinyose) and multiple technical committee members. NMR SIG executive committee (Stacey Althaus as Secretary from Aramco Americas).
• ADNOCminorStrategic or Co-development PartnerNMR SIG Program Committee member (Amr Mohamed Serry). Multiple accepted abstracts on LWD NMR case studies from Offshore Abu Dhabi.
• EquinorminorStrategic or Co-development PartnerNMR SIG Program Committee member (Hege Christin Widerøe).
• Petroleum Development Oman (PDO)minorStrategic or Co-development PartnerNMR SIG Program Committee member (Abla Al-Kiyumi).
• Kuwait Oil CompanyminorStrategic or Co-development PartnerSEG-SPWLA symposium technical committee members (Alanood Nasser Zaid Al-Otaibi, Shaima Al-Asfour).
• Wintershall DeaminorStrategic or Co-development PartnerNMR SIG conference presenter (T. Bradley) on comparative study of water-based and oil-based mud invasion effects on NMR responses.
• ViridienminorStrategic or Co-development PartnerSEG-SPWLA symposium technical committee member (Amroo Alramadhani).
• ENEOS XploraminorStrategic or Co-development PartnerNMR SIG Executive Committee member at large (Abraham Simanjuntak).

Scale indicators7 records

Recent moves8 records

Expansion highlights5 records

Others

• Energistics: Upstream oil & gas standards body facilitating data exchange standards (e.g., WITSML, RESQML) serving the same customer base as SPWLA. Energistics provides complementary industry infrastructure rather than competing membership services, positioning it as an adjacent ecosystem organization.

Direct peers

• Society of Exploration Geophysicists (SEG): Sister society focused on applied geophysics with overlapping membership and joint symposia (e.g., SEG-SPWLA Petrophysics Symposium in Saudi Arabia). Both societies serve upstream technical professionals with peer-reviewed journals, conferences, and member services in adjacent subsurface disciplines.
• European Association of Geoscientists and Engineers (EAGE): European-based society for geoscientists and engineers with similar publications, conferences, and member services targeting overlapping professionals globally. EAGE competes with SPWLA for European member engagement and conference attendance.
• Society of Core Analysts (SCA): Specialized society for core analysis professionals covering adjacent subsurface characterization disciplines with similar society structure, conferences, publications, and member services. Both target formation evaluation professionals with parallel technical society models.
• American Association of Petroleum Geologists (AAPG): Major professional society for petroleum geologists with comparable membership model, peer-reviewed publications, conferences, and overlapping industry sponsors. Both serve the upstream E&P technical community with parallel structures and a similar global chapter footprint.
• Canadian Well Logging Society (CWLS): Direct Canadian sister society specifically focused on well logging with parallel structure (publications, conferences, awards) serving the same niche discipline in Canada. The CWLS is the closest geographic and topical analog to SPWLA and competes for the same North American well logging membership base.
• Society of Petroleum Engineers (SPE): The largest professional society serving upstream oil and gas professionals worldwide, with significant overlap in members, conferences, and publications serving petroleum engineering and formation evaluation communities. Both societies target similar upstream technical professionals with comparable membership, journal, and conference business models.

Regional players

• Petroleum Exploration Society of Great Britain (PESGB): UK-based society for petroleum exploration professionals with comparable member services, events, and publications in a regional market. PESGB competes for UK-based upstream technical professionals and serves as a regional counterpart to SPWLA.
• Australian Society of Exploration Geophysicists (ASEG): Regional society serving geophysicists and exploration professionals in Australia with parallel society structure and conferences but distinct geography. ASEG addresses an adjacent discipline (geophysics) within the Australian market.
• Houston Geological Society (HGS): Regional geological society based in Houston (same city as SPWLA HQ) with overlapping membership in oil & gas geoscience and parallel society structure. HGS addresses an adjacent discipline in SPWLA's home market and shares local technical audience.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xtwitter.com/spwlaorg
• Facebookfacebook.com/spwlaorg
• LinkedInlinkedin.com/company/spwla

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

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M&A

Investments

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Frequently asked questions about Society of Petrophysicists and Well Log Analysts