Lodge Office

Grand Lodge of Missouri
6033 Masonic Drive, Suite B
Columbia, MO 65202-6568
Phone: 573-474-8561
Toll-Free: 877-B-A-MASON (877-226-2766)
E-Mail: grlodge@momason.org
Business Hours
Weekdays 8:30 a.m. – 5:00 pm.
Closed Saturday & Sunday
Office may be closed over the noon hour.

 Office Holidays Schedule 2023-2024

May 8 – Harry S. Truman’s Birthday
May 29 – Memorial Day
June 19 – Juneteenth
July 4 – Independence Day
September 4 – Labor Day
October 9 – Columbus Day
November 10 – Veteran’s Day
November 23 & 24 – Thanksgiving
December 25 thru 29 – Christmas
January 1- New Year’s Day
January 15 – Martin Luther King Day
February 19 – President’s 

The Masonic Complex is located just off Highway 63 North, less than four miles north of the 63/ I-70 intersection. To reach the Grand Lodge Office, travel on Highway 63 N to the Prathersville Road exit. Turn right at the top of the ramp, then immediately left onto Masonic Drive. Travel down Masonic Drive approximately ½ mile to the Complex. As you enter the front of the building, the Grand Lodge Office is on the left.


Send e-mail directly to any person by clicking on their name. If you are unsure of who your mail should be directed to or if it is of a general nature, send it to the Grand Lodge address.

Dr. Ty G. Treutelaar, P.G.M. – Grand Secretary

Marnie Clark – Administrative Director – Marnie is responsible for supporting Grand Lodge Officers, subordinate Lodge officers, and the general membership. She is accountable for the execution of all administrative functions, procedures, and communication.

D. Tanja Harris – Accounting and Clerical Assistant- Tanja manages financial operations for the Grand Lodge, Masonic Children’s Foundation, Scholarship Fund, Inc and Missouri Lodge of Research. She also directly handles reimbursements, donations, Lodge EINs and 990’s, Endowed Memberships, Masonic License Plates and the Lodge Annual Returns.

Brooke Rogers – Executive Assistant – Brooke manages Grand Lodge event invitation requests, incoming and outgoing mail operations, Lodge of Research dues collection and book mailings, Fifty Year pins & certificates, other years of service awards such as 25, 60, 65, 70, 75 and 80 years and Endowed Memberships. Brooke is the principle contact for Grand Lodge supply and literature orders.

Shelley Smith Event Coordinator Shelley manages the Dispensations, C2A’s, letters of introduction, awards & certificates, Order of the Past Master, ritual subdivision cards and scholarship program tracking and correspondence. She processes DDGM/ DDGL reports. Shelley is also the principle contact for Annual Communication Pre-Registration.

Jennifer Smith – Membership Coordinator Jennifer manages in-state transfers-affiliations / plural memberships & withdrawals, foreign jurisdiction affiliations and correspondence, dimits and dues cards requests. She conducts/coordinates archive and historical research, general online membership portal (database) questions and assistance, Lodge information and member record changes.

Historical Research Requests – Lodge and Member Historical Research and Masonic Affiliation requests.