{"id":78,"date":"2024-10-28T19:09:47","date_gmt":"2024-10-28T19:09:47","guid":{"rendered":"https:\/\/sietsma.de\/?page_id=78"},"modified":"2025-05-28T13:52:07","modified_gmt":"2025-05-28T12:52:07","slug":"portfolio","status":"publish","type":"page","link":"https:\/\/sietsma.de\/de\/portfolio\/","title":{"rendered":"Portfolio"},"content":{"rendered":"

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My Work<\/h1>\n

I’m honoured and proud to work with so many amazing organisations, initiatives and people on a variety of local and international projects and networks. Have a look and get inspired to train your collaboration muscle!<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_row _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_blog fullwidth=”off” post_type=”project” show_more=”on” show_author=”off” show_date=”off” show_categories=”off” show_pagination=”off” _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_blog][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_button button_url=”\/services” button_text=”learn more” button_alignment=”center” _builder_version=”4.27.4″ custom_button=”on” button_text_size=”16px” button_text_color=”#FFFFFF” button_bg_color=”#ff7f00″ button_border_width=”0px” button_letter_spacing=”2px” button_font=”Montserrat|600||on|||||” custom_margin=”|||” custom_padding=”12px||12px|” animation_style=”fade” hover_enabled=”0″ button_letter_spacing_hover=”2px” global_colors_info=”{}” button_text_size__hover_enabled=”off” button_one_text_size__hover_enabled=”off” button_two_text_size__hover_enabled=”off” button_text_color__hover_enabled=”off” button_one_text_color__hover_enabled=”off” button_two_text_color__hover_enabled=”off” button_border_width__hover_enabled=”off” button_one_border_width__hover_enabled=”off” button_two_border_width__hover_enabled=”off” button_border_color__hover_enabled=”off” button_one_border_color__hover_enabled=”off” button_two_border_color__hover_enabled=”off” button_border_radius__hover_enabled=”off” button_one_border_radius__hover_enabled=”off” button_two_border_radius__hover_enabled=”off” button_letter_spacing__hover_enabled=”on” button_letter_spacing__hover=”2px” button_one_letter_spacing__hover_enabled=”off” button_two_letter_spacing__hover_enabled=”off” button_bg_color__hover_enabled=”off” button_one_bg_color__hover_enabled=”off” button_two_bg_color__hover_enabled=”off” sticky_enabled=”0″][\/et_pb_button][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ admin_label=”Testimonial Section” _builder_version=”4.16″ background_color=”#f7f7f7″ custom_padding=”90px||90px|” locked=”off” global_colors_info=”{}”][et_pb_row admin_label=”Section Title” _builder_version=”4.25.1″ custom_margin=”|||” custom_padding=”|||” locked=”off” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text admin_label=”Title” _builder_version=”4.16″ text_font=”||||||||” header_font=”||||||||” header_2_font=”Montserrat|600||on|||||” header_2_text_align=”center” header_2_font_size=”30px” header_2_line_height=”1.5em” custom_margin=”||5px|” animation_style=”slide” animation_direction=”top” animation_intensity_slide=”20%” animation_starting_opacity=”100%” global_colors_info=”{}”]<\/p>\n

what others say about me<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=”TEstimonial Area” _builder_version=”4.16″ custom_padding=”||0px|” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_slider _builder_version=”4.27.4″ header_font=”Montserrat|300|||||||” header_font_size=”20px” header_line_height=”1.6em” body_font=”Montserrat||||||||” body_text_color=”#666666″ body_font_size=”16px” body_line_height=”3em” background_color=”#f7f7f7″ custom_margin=”0px||0px|” custom_padding=”0px||9px|||” animation_style=”fade” show_inner_shadow=”off” global_colors_info=”{}” button_text_size__hover_enabled=”off” button_one_text_size__hover_enabled=”off” button_two_text_size__hover_enabled=”off” button_text_color__hover_enabled=”off” button_one_text_color__hover_enabled=”off” button_two_text_color__hover_enabled=”off” button_border_width__hover_enabled=”off” button_one_border_width__hover_enabled=”off” button_two_border_width__hover_enabled=”off” button_border_color__hover_enabled=”off” button_one_border_color__hover_enabled=”off” button_two_border_color__hover_enabled=”off” button_border_radius__hover_enabled=”off” button_one_border_radius__hover_enabled=”off” button_two_border_radius__hover_enabled=”off” button_letter_spacing__hover_enabled=”off” button_one_letter_spacing__hover_enabled=”off” button_two_letter_spacing__hover_enabled=”off” button_bg_color__hover_enabled=”off” button_one_bg_color__hover_enabled=”off” button_two_bg_color__hover_enabled=”off”][et_pb_slide heading=”Working with Jotham has been very helpful for EDGE Funders Alliance. His guidance and commitment brought together diverse voices to help rethink our governance structure and co-create practical, values-driven recommendations to improve collaboration in our network. Jotham has been a steady, inspiring force throughout this process!” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.27.4″ background_layout=”light” global_colors_info=”{}” button_text_size__hover_enabled=”off” button_one_text_size__hover_enabled=”off” button_two_text_size__hover_enabled=”off” button_text_color__hover_enabled=”off” button_one_text_color__hover_enabled=”off” button_two_text_color__hover_enabled=”off” button_border_width__hover_enabled=”off” button_one_border_width__hover_enabled=”off” button_two_border_width__hover_enabled=”off” button_border_color__hover_enabled=”off” button_one_border_color__hover_enabled=”off” button_two_border_color__hover_enabled=”off” button_border_radius__hover_enabled=”off” button_one_border_radius__hover_enabled=”off” button_two_border_radius__hover_enabled=”off” button_letter_spacing__hover_enabled=”off” button_one_letter_spacing__hover_enabled=”off” button_two_letter_spacing__hover_enabled=”off” button_bg_color__hover_enabled=”off” button_one_bg_color__hover_enabled=”off” button_two_bg_color__hover_enabled=”off” sticky_transition=”on”]<\/p>\n

Michael Kourabas<\/strong>, Co-Chair @ EDGE Funders Alliance<\/strong><\/p>\n

[\/et_pb_slide][et_pb_slide heading=”It\u2019s always a difficult process to have your projects evaluated, but working with Jotham over the past half a year has demonstrated to us how looking back and using objective criteria can only strengthen our work. As a collaborator, his contribution has always been thoughtful, efficient, informed, and as out of the box as needed.” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.27.4″ background_layout=”light” global_colors_info=”{}” button_text_size__hover_enabled=”off” button_one_text_size__hover_enabled=”off” button_two_text_size__hover_enabled=”off” button_text_color__hover_enabled=”off” button_one_text_color__hover_enabled=”off” button_two_text_color__hover_enabled=”off” button_border_width__hover_enabled=”off” button_one_border_width__hover_enabled=”off” button_two_border_width__hover_enabled=”off” button_border_color__hover_enabled=”off” button_one_border_color__hover_enabled=”off” button_two_border_color__hover_enabled=”off” button_border_radius__hover_enabled=”off” button_one_border_radius__hover_enabled=”off” button_two_border_radius__hover_enabled=”off” button_letter_spacing__hover_enabled=”off” button_one_letter_spacing__hover_enabled=”off” button_two_letter_spacing__hover_enabled=”off” button_bg_color__hover_enabled=”off” button_one_bg_color__hover_enabled=”off” button_two_bg_color__hover_enabled=”off” sticky_transition=”on”]<\/p>\n

Mai Abu ElDahab<\/span><\/strong>, Director & Nicky Tsianti<\/span><\/strong>, Administrator @ Mophradat<\/strong><\/p>\n

[\/et_pb_slide][et_pb_slide heading=”Jotham rockt seine Workshops! Mit Energie und Know-how schafft er eine mitrei\u00dfende Atmosph\u00e4re, in der jeder sofort mitmacht. Komplexe Themen? Kein Problem! Jotham zerlegt sie in handliche, spannende H\u00e4ppchen, gespickt mit praktischen \u00dcbungen und jeder Menge Raum f\u00fcr deine Fragen. Und das Beste: Du gehst nicht nur mit neuen Erkenntnissen, sondern auch mit einem ordentlichen Motivationsschub nach Hause. Jotham ist mehr als ein Strategieberater \u2013 er ist dein inspirierender Sparringspartner auf dem Weg zum Erfolg, mit einer Extraportion niederl\u00e4ndischem Charme!” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.27.4″ background_layout=”light” global_colors_info=”{}” button_text_size__hover_enabled=”off” button_one_text_size__hover_enabled=”off” button_two_text_size__hover_enabled=”off” button_text_color__hover_enabled=”off” button_one_text_color__hover_enabled=”off” button_two_text_color__hover_enabled=”off” button_border_width__hover_enabled=”off” button_one_border_width__hover_enabled=”off” button_two_border_width__hover_enabled=”off” button_border_color__hover_enabled=”off” button_one_border_color__hover_enabled=”off” button_two_border_color__hover_enabled=”off” button_border_radius__hover_enabled=”off” button_one_border_radius__hover_enabled=”off” button_two_border_radius__hover_enabled=”off” button_letter_spacing__hover_enabled=”off” button_one_letter_spacing__hover_enabled=”off” button_two_letter_spacing__hover_enabled=”off” button_bg_color__hover_enabled=”off” button_one_bg_color__hover_enabled=”off” button_two_bg_color__hover_enabled=”off” sticky_transition=”on”]<\/p>\n

Frank Basten<\/b>, Gesch\u00e4fstf\u00fchrer @ RealLAB <\/strong>(Leipzig)<\/p>\n

[\/et_pb_slide][et_pb_slide heading=”Jotham has played an important role in steering EDGE\u2019s governance work forward. His ability to bring diverse stakeholders together, foster collaboration, and ensure transparency throughout the process has been really key to the process. Jotham demonstrates a deep understanding of governance frameworks and skilfully guides discussions to align with the team goals.” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.27.4″ background_layout=”light” global_colors_info=”{}” button_text_size__hover_enabled=”off” button_one_text_size__hover_enabled=”off” button_two_text_size__hover_enabled=”off” button_text_color__hover_enabled=”off” button_one_text_color__hover_enabled=”off” button_two_text_color__hover_enabled=”off” button_border_width__hover_enabled=”off” button_one_border_width__hover_enabled=”off” button_two_border_width__hover_enabled=”off” button_border_color__hover_enabled=”off” button_one_border_color__hover_enabled=”off” button_two_border_color__hover_enabled=”off” button_border_radius__hover_enabled=”off” button_one_border_radius__hover_enabled=”off” button_two_border_radius__hover_enabled=”off” button_letter_spacing__hover_enabled=”off” button_one_letter_spacing__hover_enabled=”off” button_two_letter_spacing__hover_enabled=”off” button_bg_color__hover_enabled=”off” button_one_bg_color__hover_enabled=”off” button_two_bg_color__hover_enabled=”off” sticky_transition=”on”]<\/p>\n

Kinga Wisniniewska<\/b>, Director of Philantropic Partnerships\u00a0@ EDGE Funders Alliance<\/strong><\/p>\n

[\/et_pb_slide][\/et_pb_slider][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_row _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_button button_url=”https:\/\/calendly.com\/jotham-sietsma\/45-minute-meeting” url_new_window=”on” button_text=”book a meeting with me!” button_alignment=”center” _builder_version=”4.27.4″ custom_button=”on” button_text_size=”16px” button_text_color=”#FFFFFF” button_bg_color=”#ff7f00″ button_border_width=”0px” button_letter_spacing=”2px” button_font=”Montserrat|600||on|||||” custom_margin=”|||” custom_padding=”12px||12px|” animation_style=”fade” button_letter_spacing_hover=”2px” global_colors_info=”{}” button_text_size__hover_enabled=”off” button_one_text_size__hover_enabled=”off” button_two_text_size__hover_enabled=”off” button_text_color__hover_enabled=”off” button_one_text_color__hover_enabled=”off” button_two_text_color__hover_enabled=”off” button_border_width__hover_enabled=”off” button_one_border_width__hover_enabled=”off” button_two_border_width__hover_enabled=”off” button_border_color__hover_enabled=”off” button_one_border_color__hover_enabled=”off” button_two_border_color__hover_enabled=”off” button_border_radius__hover_enabled=”off” button_one_border_radius__hover_enabled=”off” button_two_border_radius__hover_enabled=”off” button_letter_spacing__hover_enabled=”on” button_letter_spacing__hover=”2px” button_one_letter_spacing__hover_enabled=”off” button_two_letter_spacing__hover_enabled=”off” button_bg_color__hover_enabled=”off” button_one_bg_color__hover_enabled=”off” button_two_bg_color__hover_enabled=”off”][\/et_pb_button][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"

My Work I’m honoured and proud to work with so many amazing organisations, initiatives and people on a variety of local and international projects and networks. Have a look and get inspired to train your collaboration muscle!what others say about meMichael Kourabas, Co-Chair @ EDGE Funders AllianceMai Abu ElDahab, Director & Nicky Tsianti, Administrator @ […]<\/p>\n","protected":false},"author":1,"featured_media":208,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"nf_dc_page":"","_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"class_list":["post-78","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"\nPortfolio - Jotham Sietsma<\/title>\n<meta name=\"description\" content=\"I\u2019m honoured and proud to work with so many amazing organisations, initiatives and people on a variety of local and international projects and networks. 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