
Jill Nelson
Founding Partner

Jill Nelson
Jill Nelson is a Mining Engineer who started her career with Shell Mining Company. She moved into the waste industry for BFI, managing closure projects, EH&S, before managing hazardous waste landfills at the Rocky Mountain Arsenal. Later, she returned to BFI as their Landfill Sales Manager. Contributing to her Alma Mater, Jill spent three years fundraising for SDSM&T, focusing on the mining sector. In 2008, Jill moved into recruiting in the mining industry with Downing Teal in Denver. In 2016, Lois Brooks and Jill Nelson started Brooks & Nelson to provide exceptional, client-tailored recruiting. Matching top-end talent with the right opportunities is her passion. Jill is a staunch supporter of the mining industry and serves on boards of trade associations, colleges, and Colorado’s Mine Land Reclamation Board.
Call: 303-253-2412
Connect: LinkedIn
Email: jnelson@brooksandnelson.com

Anita Bertisen
Partner-Director of Recruitment

Anita Bertisen
Born and raised in the Netherlands, Anita’s passion for mining started at an early age and was guided by her appetite for adventure, exploring new territories, and meeting people from all walks of life. She earned her master’s degree in applied earth sciences at the University of Technology in Delft, The Netherlands and after a few trips around the world, moved to Colorado to pursue a master’s degree in mining engineering from the Colorado School of Mines. After 20 years of operational and corporate experience working for major gold mining companies, as well as for consulting and contract mining firms, Anita now works for Brooks & Nelson as the Director of Recruiting, where she can leverage her strength and number one passion for building diverse, cross-functional, high-performing teams. In Anita’s spare time, she supports Women in Mining (WIM) USA, where she served as president from 2019 to 2022, and WIM Denver. Here, she pours her energy and passion into changing public perception surrounding the mining industry, driving inclusion and diversity, and expanding mining careers for women.
Call: 303-710-4625
Connect: LinkedIn

Maurene Martin
Controller

Maurene Martin
Maurene Martin is an authentic and meticulous accountant. Maurene spent her career before joining Brooks & Nelson in the non-profit religious sector. Maurene now lends her expertise to Brooks & Nelson for financial analysis of timing, completion, and repeat business. Her inquisitive nature and diligence lend her strength in researching our clients and prospective candidates. Her natural intuition serves the company well in a research capacity. Maurene enjoys learning about the natural resources sector and holds a strong passion for helping people succeed.
Call: 720-308-5357
Connect: LinkedIn
Email: mmartin@brooksandnelson.com

Sarah Martens
Human Resource Manager

Sarah Martens
Sarah Martens is a human resources professional with over 20 years’ of experience. She is a certified Senior Professional in Human Resources (SPHR) as recognized by the Human Resources Certification Institute with a Masters of Business Administration. Her accomplishments grant her the opportunity to operate at a strategic level, providing leadership in areas such as HR best practices, program and talent management, employee and organizational development, and ongoing trends.
Call: 303-748-7721
Connect: LinkedIn
Email: smartens@brooksandnelson.com

Jerry Gauntt
Business Development Manager

Jerry Gauntt
Jerry Gauntt is an experienced and recognized mining professional, trained as a mineral economist at Penn State. During his career, Jerry has worked at Rio Tinto (Luzenac), ASARCO, Imerys, and Rocky Mountain Energy, primarily selling a wide variety of metals and industrial minerals. His recent consulting role includes a lengthy service with Marston & Marston, which merged into Golder Associates Inc. In addition to leading mining business development activities, his consulting experience also includes assisting clients with due diligence reviews involving mineral investments.
Call: 720-626-3838
Connect: LinkedIn
Email: jgauntt@brooksandnelson.com

Joline Lenz
Senior Talent Advisor

Joline Lenz
Joline Lenz brings over two decades of leadership and recruitment expertise to the Brooks & Nelson team. As the former CEO of HS International, a successful Denver-based mining recruitment firm, she and her team placed technical, corporate, and leadership talent, including the C-Suite globally. In 2014, her company was acquired. Most recently, as a Senior Sourcer for Northrop Grumman, a Fortune 500 aerospace and defense company, she acquired new skills working directly on their talent acquisition team. Joline recently co-authored “Inspiration at Work,” A Job Seeker’s Resource Guide to assist job seekers to find a job that inspires. As a creative, intuitive problem solver, talent sleuth, and team builder, Joline enjoys helping candidates and clients excel.
Call: 720-334-5313
Connect: LinkedIn
Email: jlenz@brooksandnelson.com

Jan de Ville
Senior Recruiter

Jan de Ville
Jan de Ville began her recruitment career in 2012 with HS International, specializing in the global mining industry. Jan’s expertise focuses primarily on mid-level to executive roles. Prior to her recruiting career, Jan spent over thirteen working for the Denver Gold Group, promoting international precious metals conferences as Director of Business Operations. During her tenure, she worked on meeting planning, specializing in corporate communications, resulting in the organization and formation of worldwide, premier conferences while building her network of C-Suite managers and mining professionals. Her strong interpersonal communication skills and ability to build trusted relationships are tremendous assets to Brooks & Nelson.
Call: 303-717-8468
Connect: LinkedIn
Email: jdeville@brooksandnelson.com

Ashley Newman
Marketing Specialist

Ashley Newman
Ashley attended New Mexico State University, majoring in Business Administration and Marketing and minoring in Advertising. She gained her education to benefit her family-owned business. She led the development of their marketing strategy and execution of various protocols that have increased the overall growth and success of the business. Ashley now lends her expertise to Brooks & Nelson, as a Marketing and Research Specialist, to develop our brand in a positive, authentic way to connect and attract current and future clients.
Call: 775-401-0312
Connect: LinkedIn
Email: anewman@brooksandnelson.com

Jill Genzink
Recruitment/HR Representative

Jill Genzink
Jill Genzink is working with the company as an independent consultant. Jill has over ten years of experience in human resources. Prior to Brooks & Nelson, Jill led the human resources department at RCF Management LLC, a mining-focused alternative investment firm, where she managed global human resources and recruiting processes and initiatives. She holds a Bachelor of Arts in Psychology from Calvin University and is a Society of Human Resources Certified Professional (SHRM-CP). Jill is a natural connecter and is motivated by helping individuals and organizations thrive.
Call: 303-710-4625
Connect: LinkedIn
Email: jgenzink@brooksandnelson.com

Wanda Kulesa
Executive Assistant

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